./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c6847e0a77224cc67de11826c53270ee36a6eb5754e5add0bb0a49165dff2879 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 20:07:39,714 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:07:39,720 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:07:39,751 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:07:39,754 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:07:39,759 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:07:39,761 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:07:39,768 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:07:39,770 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:07:39,772 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:07:39,774 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:07:39,776 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:07:39,777 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:07:39,783 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:07:39,785 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:07:39,786 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:07:39,789 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:07:39,792 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:07:39,793 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:07:39,796 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:07:39,803 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:07:39,805 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:07:39,806 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:07:39,807 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:07:39,812 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:07:39,820 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:07:39,820 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:07:39,821 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:07:39,821 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:07:39,822 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:07:39,824 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:07:39,825 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:07:39,827 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:07:39,828 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:07:39,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:07:39,831 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:07:39,833 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:07:39,833 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:07:39,834 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:07:39,835 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:07:39,835 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:07:39,836 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-18 20:07:39,873 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:07:39,876 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:07:39,877 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:07:39,877 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:07:39,878 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 20:07:39,879 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 20:07:39,879 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:07:39,880 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:07:39,880 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:07:39,880 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:07:39,881 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 20:07:39,882 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:07:39,882 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 20:07:39,882 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:07:39,882 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 20:07:39,883 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 20:07:39,883 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 20:07:39,883 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 20:07:39,883 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 20:07:39,884 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:07:39,884 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 20:07:39,884 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:07:39,884 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:07:39,885 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 20:07:39,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:07:39,885 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:07:39,887 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 20:07:39,887 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 20:07:39,887 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 20:07:39,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 20:07:39,888 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 20:07:39,888 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 20:07:39,889 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 20:07:39,889 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6847e0a77224cc67de11826c53270ee36a6eb5754e5add0bb0a49165dff2879 [2022-11-18 20:07:40,239 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:07:40,278 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:07:40,282 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:07:40,283 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:07:40,284 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:07:40,286 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c [2022-11-18 20:07:40,374 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro/data/f42c5b378/7cb20a684eb74e8c815f9da9a3cb335c/FLAG020edccef [2022-11-18 20:07:41,069 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:07:41,070 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c [2022-11-18 20:07:41,080 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro/data/f42c5b378/7cb20a684eb74e8c815f9da9a3cb335c/FLAG020edccef [2022-11-18 20:07:41,101 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro/data/f42c5b378/7cb20a684eb74e8c815f9da9a3cb335c [2022-11-18 20:07:41,104 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:07:41,107 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:07:41,113 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:07:41,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:07:41,118 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:07:41,119 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:07:41" (1/1) ... [2022-11-18 20:07:41,122 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@de67688 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:07:41, skipping insertion in model container [2022-11-18 20:07:41,123 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:07:41" (1/1) ... [2022-11-18 20:07:41,133 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:07:41,181 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:07:41,435 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c[3615,3628] [2022-11-18 20:07:41,447 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:07:41,464 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 20:07:41,494 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c[3615,3628] [2022-11-18 20:07:41,499 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:07:41,519 INFO L208 MainTranslator]: Completed translation [2022-11-18 20:07:41,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:07:41 WrapperNode [2022-11-18 20:07:41,519 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:07:41,521 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 20:07:41,521 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 20:07:41,521 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 20:07:41,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:07:41" (1/1) ... [2022-11-18 20:07:41,542 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:07:41" (1/1) ... [2022-11-18 20:07:41,576 INFO L138 Inliner]: procedures = 26, calls = 55, calls flagged for inlining = 16, calls inlined = 18, statements flattened = 257 [2022-11-18 20:07:41,577 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 20:07:41,577 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 20:07:41,578 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 20:07:41,578 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 20:07:41,589 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:07:41" (1/1) ... [2022-11-18 20:07:41,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:07:41" (1/1) ... [2022-11-18 20:07:41,594 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:07:41" (1/1) ... [2022-11-18 20:07:41,595 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:07:41" (1/1) ... [2022-11-18 20:07:41,604 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:07:41" (1/1) ... [2022-11-18 20:07:41,610 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:07:41" (1/1) ... [2022-11-18 20:07:41,613 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:07:41" (1/1) ... [2022-11-18 20:07:41,615 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:07:41" (1/1) ... [2022-11-18 20:07:41,619 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 20:07:41,620 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 20:07:41,621 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 20:07:41,621 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 20:07:41,635 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:07:41" (1/1) ... [2022-11-18 20:07:41,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:07:41,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:07:41,676 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 20:07:41,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 20:07:41,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 20:07:41,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 20:07:41,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 20:07:41,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 20:07:41,731 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-18 20:07:41,731 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-18 20:07:41,731 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-18 20:07:41,731 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-18 20:07:41,734 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-18 20:07:41,735 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-18 20:07:41,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 20:07:41,735 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-18 20:07:41,735 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-18 20:07:41,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-18 20:07:41,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 20:07:41,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 20:07:41,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 20:07:41,738 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-18 20:07:41,952 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 20:07:41,954 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 20:07:42,616 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 20:07:42,838 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 20:07:42,839 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-18 20:07:42,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:07:42 BoogieIcfgContainer [2022-11-18 20:07:42,842 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 20:07:42,846 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 20:07:42,846 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 20:07:42,850 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 20:07:42,850 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:07:41" (1/3) ... [2022-11-18 20:07:42,852 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c3c2944 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:07:42, skipping insertion in model container [2022-11-18 20:07:42,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:07:41" (2/3) ... [2022-11-18 20:07:42,852 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c3c2944 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:07:42, skipping insertion in model container [2022-11-18 20:07:42,853 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:07:42" (3/3) ... [2022-11-18 20:07:42,854 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-queue-add-3-nl.wvr.c [2022-11-18 20:07:42,865 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-18 20:07:42,877 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 20:07:42,878 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-18 20:07:42,878 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-18 20:07:43,001 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-11-18 20:07:43,066 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 215 places, 223 transitions, 470 flow [2022-11-18 20:07:43,196 INFO L130 PetriNetUnfolder]: 18/220 cut-off events. [2022-11-18 20:07:43,197 INFO L131 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2022-11-18 20:07:43,206 INFO L83 FinitePrefix]: Finished finitePrefix Result has 233 conditions, 220 events. 18/220 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 123 event pairs, 0 based on Foata normal form. 0/201 useless extension candidates. Maximal degree in co-relation 180. Up to 3 conditions per place. [2022-11-18 20:07:43,209 INFO L82 GeneralOperation]: Start removeDead. Operand has 215 places, 223 transitions, 470 flow [2022-11-18 20:07:43,217 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 201 places, 209 transitions, 436 flow [2022-11-18 20:07:43,227 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 20:07:43,234 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1db4ed7b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 20:07:43,235 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-11-18 20:07:43,279 INFO L130 PetriNetUnfolder]: 18/208 cut-off events. [2022-11-18 20:07:43,280 INFO L131 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2022-11-18 20:07:43,280 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:43,281 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:43,282 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:07:43,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:43,287 INFO L85 PathProgramCache]: Analyzing trace with hash 1219319397, now seen corresponding path program 1 times [2022-11-18 20:07:43,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:43,298 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123834638] [2022-11-18 20:07:43,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:43,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:43,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:43,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:43,612 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:43,612 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123834638] [2022-11-18 20:07:43,613 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2123834638] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:43,614 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:43,614 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:07:43,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296825975] [2022-11-18 20:07:43,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:43,631 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-18 20:07:43,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:43,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-18 20:07:43,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-18 20:07:43,691 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 198 out of 223 [2022-11-18 20:07:43,699 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 201 places, 209 transitions, 436 flow. Second operand has 2 states, 2 states have (on average 204.0) internal successors, (408), 2 states have internal predecessors, (408), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:43,700 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:43,700 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 198 of 223 [2022-11-18 20:07:43,701 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:43,935 INFO L130 PetriNetUnfolder]: 71/400 cut-off events. [2022-11-18 20:07:43,935 INFO L131 PetriNetUnfolder]: For 40/40 co-relation queries the response was YES. [2022-11-18 20:07:43,942 INFO L83 FinitePrefix]: Finished finitePrefix Result has 545 conditions, 400 events. 71/400 cut-off events. For 40/40 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 1171 event pairs, 38 based on Foata normal form. 60/419 useless extension candidates. Maximal degree in co-relation 353. Up to 106 conditions per place. [2022-11-18 20:07:43,945 INFO L137 encePairwiseOnDemand]: 210/223 looper letters, 11 selfloop transitions, 0 changer transitions 6/196 dead transitions. [2022-11-18 20:07:43,946 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 202 places, 196 transitions, 432 flow [2022-11-18 20:07:43,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-18 20:07:43,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-11-18 20:07:43,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 420 transitions. [2022-11-18 20:07:43,975 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9417040358744395 [2022-11-18 20:07:43,976 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 420 transitions. [2022-11-18 20:07:43,978 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 420 transitions. [2022-11-18 20:07:43,980 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:43,983 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 420 transitions. [2022-11-18 20:07:43,991 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 210.0) internal successors, (420), 2 states have internal predecessors, (420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:43,999 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 223.0) internal successors, (669), 3 states have internal predecessors, (669), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:44,000 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 223.0) internal successors, (669), 3 states have internal predecessors, (669), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:44,002 INFO L175 Difference]: Start difference. First operand has 201 places, 209 transitions, 436 flow. Second operand 2 states and 420 transitions. [2022-11-18 20:07:44,004 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 202 places, 196 transitions, 432 flow [2022-11-18 20:07:44,011 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 196 places, 196 transitions, 420 flow, removed 0 selfloop flow, removed 6 redundant places. [2022-11-18 20:07:44,019 INFO L231 Difference]: Finished difference. Result has 196 places, 190 transitions, 386 flow [2022-11-18 20:07:44,021 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=398, PETRI_DIFFERENCE_MINUEND_PLACES=195, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=196, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=196, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=386, PETRI_PLACES=196, PETRI_TRANSITIONS=190} [2022-11-18 20:07:44,026 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, -5 predicate places. [2022-11-18 20:07:44,027 INFO L495 AbstractCegarLoop]: Abstraction has has 196 places, 190 transitions, 386 flow [2022-11-18 20:07:44,027 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 204.0) internal successors, (408), 2 states have internal predecessors, (408), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:44,028 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:44,029 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:44,029 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 20:07:44,029 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:07:44,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:44,031 INFO L85 PathProgramCache]: Analyzing trace with hash -382409001, now seen corresponding path program 1 times [2022-11-18 20:07:44,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:44,032 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498666248] [2022-11-18 20:07:44,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:44,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:44,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:44,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:07:44,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:44,863 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498666248] [2022-11-18 20:07:44,864 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498666248] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:44,867 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:44,867 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 20:07:44,868 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344728379] [2022-11-18 20:07:44,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:44,873 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 20:07:44,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:44,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:07:44,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:07:44,876 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 172 out of 223 [2022-11-18 20:07:44,878 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 196 places, 190 transitions, 386 flow. Second operand has 6 states, 6 states have (on average 176.66666666666666) internal successors, (1060), 6 states have internal predecessors, (1060), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:44,879 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:44,879 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 172 of 223 [2022-11-18 20:07:44,879 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:45,292 INFO L130 PetriNetUnfolder]: 73/481 cut-off events. [2022-11-18 20:07:45,292 INFO L131 PetriNetUnfolder]: For 9/9 co-relation queries the response was YES. [2022-11-18 20:07:45,294 INFO L83 FinitePrefix]: Finished finitePrefix Result has 652 conditions, 481 events. 73/481 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 1462 event pairs, 38 based on Foata normal form. 11/453 useless extension candidates. Maximal degree in co-relation 649. Up to 118 conditions per place. [2022-11-18 20:07:45,297 INFO L137 encePairwiseOnDemand]: 211/223 looper letters, 33 selfloop transitions, 8 changer transitions 17/211 dead transitions. [2022-11-18 20:07:45,297 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 198 places, 211 transitions, 547 flow [2022-11-18 20:07:45,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-18 20:07:45,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-11-18 20:07:45,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1609 transitions. [2022-11-18 20:07:45,303 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8016940707523668 [2022-11-18 20:07:45,303 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1609 transitions. [2022-11-18 20:07:45,303 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1609 transitions. [2022-11-18 20:07:45,304 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:45,304 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1609 transitions. [2022-11-18 20:07:45,309 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 178.77777777777777) internal successors, (1609), 9 states have internal predecessors, (1609), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:45,317 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 223.0) internal successors, (2230), 10 states have internal predecessors, (2230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:45,318 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 223.0) internal successors, (2230), 10 states have internal predecessors, (2230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:45,319 INFO L175 Difference]: Start difference. First operand has 196 places, 190 transitions, 386 flow. Second operand 9 states and 1609 transitions. [2022-11-18 20:07:45,319 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 198 places, 211 transitions, 547 flow [2022-11-18 20:07:45,323 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 198 places, 211 transitions, 547 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-11-18 20:07:45,328 INFO L231 Difference]: Finished difference. Result has 200 places, 191 transitions, 418 flow [2022-11-18 20:07:45,329 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=386, PETRI_DIFFERENCE_MINUEND_PLACES=190, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=190, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=182, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=418, PETRI_PLACES=200, PETRI_TRANSITIONS=191} [2022-11-18 20:07:45,331 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, -1 predicate places. [2022-11-18 20:07:45,332 INFO L495 AbstractCegarLoop]: Abstraction has has 200 places, 191 transitions, 418 flow [2022-11-18 20:07:45,333 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 176.66666666666666) internal successors, (1060), 6 states have internal predecessors, (1060), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:45,333 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:45,333 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:45,334 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 20:07:45,334 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:07:45,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:45,337 INFO L85 PathProgramCache]: Analyzing trace with hash -344834848, now seen corresponding path program 1 times [2022-11-18 20:07:45,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:45,338 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594855971] [2022-11-18 20:07:45,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:45,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:45,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:45,752 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-18 20:07:45,752 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:45,753 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [594855971] [2022-11-18 20:07:45,753 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [594855971] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:45,753 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:45,753 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 20:07:45,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998538313] [2022-11-18 20:07:45,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:45,754 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 20:07:45,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:45,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:07:45,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:07:45,757 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 172 out of 223 [2022-11-18 20:07:45,758 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 200 places, 191 transitions, 418 flow. Second operand has 6 states, 6 states have (on average 177.33333333333334) internal successors, (1064), 6 states have internal predecessors, (1064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:45,758 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:45,758 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 172 of 223 [2022-11-18 20:07:45,759 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:46,028 INFO L130 PetriNetUnfolder]: 92/516 cut-off events. [2022-11-18 20:07:46,028 INFO L131 PetriNetUnfolder]: For 87/111 co-relation queries the response was YES. [2022-11-18 20:07:46,030 INFO L83 FinitePrefix]: Finished finitePrefix Result has 818 conditions, 516 events. 92/516 cut-off events. For 87/111 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 1794 event pairs, 50 based on Foata normal form. 13/481 useless extension candidates. Maximal degree in co-relation 812. Up to 115 conditions per place. [2022-11-18 20:07:46,033 INFO L137 encePairwiseOnDemand]: 214/223 looper letters, 36 selfloop transitions, 6 changer transitions 8/203 dead transitions. [2022-11-18 20:07:46,034 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 204 places, 203 transitions, 552 flow [2022-11-18 20:07:46,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 20:07:46,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2022-11-18 20:07:46,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1255 transitions. [2022-11-18 20:07:46,038 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8039718129404229 [2022-11-18 20:07:46,038 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1255 transitions. [2022-11-18 20:07:46,038 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1255 transitions. [2022-11-18 20:07:46,039 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:46,039 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1255 transitions. [2022-11-18 20:07:46,042 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 179.28571428571428) internal successors, (1255), 7 states have internal predecessors, (1255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:46,047 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 223.0) internal successors, (1784), 8 states have internal predecessors, (1784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:46,049 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 223.0) internal successors, (1784), 8 states have internal predecessors, (1784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:46,049 INFO L175 Difference]: Start difference. First operand has 200 places, 191 transitions, 418 flow. Second operand 7 states and 1255 transitions. [2022-11-18 20:07:46,049 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 204 places, 203 transitions, 552 flow [2022-11-18 20:07:46,051 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 199 places, 203 transitions, 538 flow, removed 0 selfloop flow, removed 5 redundant places. [2022-11-18 20:07:46,057 INFO L231 Difference]: Finished difference. Result has 201 places, 192 transitions, 428 flow [2022-11-18 20:07:46,057 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=404, PETRI_DIFFERENCE_MINUEND_PLACES=193, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=191, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=185, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=428, PETRI_PLACES=201, PETRI_TRANSITIONS=192} [2022-11-18 20:07:46,060 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 0 predicate places. [2022-11-18 20:07:46,060 INFO L495 AbstractCegarLoop]: Abstraction has has 201 places, 192 transitions, 428 flow [2022-11-18 20:07:46,061 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 177.33333333333334) internal successors, (1064), 6 states have internal predecessors, (1064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:46,061 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:46,061 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:46,062 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 20:07:46,062 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:07:46,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:46,063 INFO L85 PathProgramCache]: Analyzing trace with hash 1006735005, now seen corresponding path program 1 times [2022-11-18 20:07:46,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:46,063 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349986192] [2022-11-18 20:07:46,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:46,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:46,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:46,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:07:46,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:46,587 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349986192] [2022-11-18 20:07:46,588 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [349986192] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:46,588 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:46,588 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 20:07:46,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322418934] [2022-11-18 20:07:46,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:46,590 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:46,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:46,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:46,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:46,596 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 191 out of 223 [2022-11-18 20:07:46,597 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 201 places, 192 transitions, 428 flow. Second operand has 3 states, 3 states have (on average 196.66666666666666) internal successors, (590), 3 states have internal predecessors, (590), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:46,597 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:46,597 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 191 of 223 [2022-11-18 20:07:46,598 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:46,721 INFO L130 PetriNetUnfolder]: 79/421 cut-off events. [2022-11-18 20:07:46,721 INFO L131 PetriNetUnfolder]: For 87/97 co-relation queries the response was YES. [2022-11-18 20:07:46,723 INFO L83 FinitePrefix]: Finished finitePrefix Result has 665 conditions, 421 events. 79/421 cut-off events. For 87/97 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 1213 event pairs, 23 based on Foata normal form. 6/405 useless extension candidates. Maximal degree in co-relation 657. Up to 79 conditions per place. [2022-11-18 20:07:46,726 INFO L137 encePairwiseOnDemand]: 218/223 looper letters, 20 selfloop transitions, 4 changer transitions 0/198 dead transitions. [2022-11-18 20:07:46,727 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 202 places, 198 transitions, 498 flow [2022-11-18 20:07:46,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:46,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:46,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 598 transitions. [2022-11-18 20:07:46,729 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8938714499252616 [2022-11-18 20:07:46,730 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 598 transitions. [2022-11-18 20:07:46,734 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 598 transitions. [2022-11-18 20:07:46,735 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:46,735 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 598 transitions. [2022-11-18 20:07:46,737 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 199.33333333333334) internal successors, (598), 3 states have internal predecessors, (598), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:46,738 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 223.0) internal successors, (892), 4 states have internal predecessors, (892), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:46,740 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 223.0) internal successors, (892), 4 states have internal predecessors, (892), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:46,740 INFO L175 Difference]: Start difference. First operand has 201 places, 192 transitions, 428 flow. Second operand 3 states and 598 transitions. [2022-11-18 20:07:46,740 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 202 places, 198 transitions, 498 flow [2022-11-18 20:07:46,744 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 198 places, 198 transitions, 488 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-11-18 20:07:46,747 INFO L231 Difference]: Finished difference. Result has 199 places, 193 transitions, 438 flow [2022-11-18 20:07:46,753 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=418, PETRI_DIFFERENCE_MINUEND_PLACES=196, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=192, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=188, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=438, PETRI_PLACES=199, PETRI_TRANSITIONS=193} [2022-11-18 20:07:46,755 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, -2 predicate places. [2022-11-18 20:07:46,755 INFO L495 AbstractCegarLoop]: Abstraction has has 199 places, 193 transitions, 438 flow [2022-11-18 20:07:46,756 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 196.66666666666666) internal successors, (590), 3 states have internal predecessors, (590), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:46,756 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:46,756 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:46,756 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-18 20:07:46,757 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:07:46,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:46,757 INFO L85 PathProgramCache]: Analyzing trace with hash 349953937, now seen corresponding path program 2 times [2022-11-18 20:07:46,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:46,760 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239903932] [2022-11-18 20:07:46,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:46,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:46,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:47,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:07:47,148 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:47,148 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239903932] [2022-11-18 20:07:47,148 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1239903932] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:47,148 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:47,148 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 20:07:47,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283824551] [2022-11-18 20:07:47,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:47,149 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:07:47,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:47,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:07:47,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:07:47,151 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 194 out of 223 [2022-11-18 20:07:47,152 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 199 places, 193 transitions, 438 flow. Second operand has 3 states, 3 states have (on average 198.66666666666666) internal successors, (596), 3 states have internal predecessors, (596), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:47,152 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:47,152 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 194 of 223 [2022-11-18 20:07:47,152 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:47,247 INFO L130 PetriNetUnfolder]: 58/373 cut-off events. [2022-11-18 20:07:47,247 INFO L131 PetriNetUnfolder]: For 91/105 co-relation queries the response was YES. [2022-11-18 20:07:47,248 INFO L83 FinitePrefix]: Finished finitePrefix Result has 602 conditions, 373 events. 58/373 cut-off events. For 91/105 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 907 event pairs, 9 based on Foata normal form. 2/351 useless extension candidates. Maximal degree in co-relation 593. Up to 91 conditions per place. [2022-11-18 20:07:47,250 INFO L137 encePairwiseOnDemand]: 219/223 looper letters, 17 selfloop transitions, 3 changer transitions 0/197 dead transitions. [2022-11-18 20:07:47,250 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 201 places, 197 transitions, 492 flow [2022-11-18 20:07:47,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:07:47,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:07:47,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 602 transitions. [2022-11-18 20:07:47,253 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8998505231689088 [2022-11-18 20:07:47,253 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 602 transitions. [2022-11-18 20:07:47,254 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 602 transitions. [2022-11-18 20:07:47,254 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:47,254 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 602 transitions. [2022-11-18 20:07:47,256 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 200.66666666666666) internal successors, (602), 3 states have internal predecessors, (602), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:47,258 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 223.0) internal successors, (892), 4 states have internal predecessors, (892), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:47,259 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 223.0) internal successors, (892), 4 states have internal predecessors, (892), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:47,259 INFO L175 Difference]: Start difference. First operand has 199 places, 193 transitions, 438 flow. Second operand 3 states and 602 transitions. [2022-11-18 20:07:47,259 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 201 places, 197 transitions, 492 flow [2022-11-18 20:07:47,262 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 199 places, 197 transitions, 482 flow, removed 3 selfloop flow, removed 2 redundant places. [2022-11-18 20:07:47,265 INFO L231 Difference]: Finished difference. Result has 200 places, 195 transitions, 451 flow [2022-11-18 20:07:47,266 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=428, PETRI_DIFFERENCE_MINUEND_PLACES=197, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=193, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=190, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=451, PETRI_PLACES=200, PETRI_TRANSITIONS=195} [2022-11-18 20:07:47,268 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, -1 predicate places. [2022-11-18 20:07:47,269 INFO L495 AbstractCegarLoop]: Abstraction has has 200 places, 195 transitions, 451 flow [2022-11-18 20:07:47,269 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 198.66666666666666) internal successors, (596), 3 states have internal predecessors, (596), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:47,269 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:47,270 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:47,270 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-18 20:07:47,270 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:07:47,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:47,272 INFO L85 PathProgramCache]: Analyzing trace with hash -2026056719, now seen corresponding path program 3 times [2022-11-18 20:07:47,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:47,272 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041718632] [2022-11-18 20:07:47,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:47,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:47,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:49,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:07:49,555 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:49,555 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041718632] [2022-11-18 20:07:49,556 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041718632] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:49,556 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:49,556 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:07:49,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839008925] [2022-11-18 20:07:49,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:49,557 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:07:49,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:49,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:07:49,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=235, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:07:49,562 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:07:49,566 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 200 places, 195 transitions, 451 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:49,566 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:49,566 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:07:49,566 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:50,964 INFO L130 PetriNetUnfolder]: 840/1884 cut-off events. [2022-11-18 20:07:50,964 INFO L131 PetriNetUnfolder]: For 804/826 co-relation queries the response was YES. [2022-11-18 20:07:50,969 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3982 conditions, 1884 events. 840/1884 cut-off events. For 804/826 co-relation queries the response was YES. Maximal size of possible extension queue 93. Compared 11384 event pairs, 431 based on Foata normal form. 1/1730 useless extension candidates. Maximal degree in co-relation 3973. Up to 984 conditions per place. [2022-11-18 20:07:50,981 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 114 selfloop transitions, 41 changer transitions 5/295 dead transitions. [2022-11-18 20:07:50,982 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 218 places, 295 transitions, 1080 flow [2022-11-18 20:07:50,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-18 20:07:50,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2022-11-18 20:07:50,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 2934 transitions. [2022-11-18 20:07:50,990 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6924710880339863 [2022-11-18 20:07:50,991 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 2934 transitions. [2022-11-18 20:07:50,991 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 2934 transitions. [2022-11-18 20:07:50,993 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:50,993 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 2934 transitions. [2022-11-18 20:07:51,001 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 154.42105263157896) internal successors, (2934), 19 states have internal predecessors, (2934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:51,013 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 223.0) internal successors, (4460), 20 states have internal predecessors, (4460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:51,015 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 223.0) internal successors, (4460), 20 states have internal predecessors, (4460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:51,016 INFO L175 Difference]: Start difference. First operand has 200 places, 195 transitions, 451 flow. Second operand 19 states and 2934 transitions. [2022-11-18 20:07:51,016 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 218 places, 295 transitions, 1080 flow [2022-11-18 20:07:51,020 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 217 places, 295 transitions, 1061 flow, removed 6 selfloop flow, removed 1 redundant places. [2022-11-18 20:07:51,026 INFO L231 Difference]: Finished difference. Result has 226 places, 233 transitions, 672 flow [2022-11-18 20:07:51,027 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=444, PETRI_DIFFERENCE_MINUEND_PLACES=199, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=195, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=179, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=672, PETRI_PLACES=226, PETRI_TRANSITIONS=233} [2022-11-18 20:07:51,028 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 25 predicate places. [2022-11-18 20:07:51,028 INFO L495 AbstractCegarLoop]: Abstraction has has 226 places, 233 transitions, 672 flow [2022-11-18 20:07:51,029 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:51,030 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:51,030 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:51,030 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-18 20:07:51,031 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:07:51,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:51,031 INFO L85 PathProgramCache]: Analyzing trace with hash 722504083, now seen corresponding path program 4 times [2022-11-18 20:07:51,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:51,032 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [926422821] [2022-11-18 20:07:51,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:51,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:51,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:53,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:07:53,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:53,229 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [926422821] [2022-11-18 20:07:53,229 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [926422821] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:53,229 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:53,229 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:07:53,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840617489] [2022-11-18 20:07:53,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:53,230 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:07:53,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:53,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:07:53,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:07:53,238 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:07:53,243 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 226 places, 233 transitions, 672 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:53,243 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:53,243 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:07:53,243 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:54,951 INFO L130 PetriNetUnfolder]: 993/2361 cut-off events. [2022-11-18 20:07:54,951 INFO L131 PetriNetUnfolder]: For 1729/1749 co-relation queries the response was YES. [2022-11-18 20:07:54,962 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5770 conditions, 2361 events. 993/2361 cut-off events. For 1729/1749 co-relation queries the response was YES. Maximal size of possible extension queue 140. Compared 16400 event pairs, 258 based on Foata normal form. 12/2282 useless extension candidates. Maximal degree in co-relation 5752. Up to 1051 conditions per place. [2022-11-18 20:07:54,976 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 135 selfloop transitions, 56 changer transitions 5/331 dead transitions. [2022-11-18 20:07:54,976 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 243 places, 331 transitions, 1486 flow [2022-11-18 20:07:54,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-18 20:07:54,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2022-11-18 20:07:54,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 3091 transitions. [2022-11-18 20:07:54,984 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6930493273542601 [2022-11-18 20:07:54,984 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 3091 transitions. [2022-11-18 20:07:54,984 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 3091 transitions. [2022-11-18 20:07:54,987 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:54,987 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 3091 transitions. [2022-11-18 20:07:54,995 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 154.55) internal successors, (3091), 20 states have internal predecessors, (3091), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:55,005 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 223.0) internal successors, (4683), 21 states have internal predecessors, (4683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:55,007 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 223.0) internal successors, (4683), 21 states have internal predecessors, (4683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:55,008 INFO L175 Difference]: Start difference. First operand has 226 places, 233 transitions, 672 flow. Second operand 20 states and 3091 transitions. [2022-11-18 20:07:55,008 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 243 places, 331 transitions, 1486 flow [2022-11-18 20:07:55,021 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 238 places, 331 transitions, 1474 flow, removed 3 selfloop flow, removed 5 redundant places. [2022-11-18 20:07:55,026 INFO L231 Difference]: Finished difference. Result has 249 places, 257 transitions, 981 flow [2022-11-18 20:07:55,027 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=662, PETRI_DIFFERENCE_MINUEND_PLACES=219, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=233, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=33, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=192, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=981, PETRI_PLACES=249, PETRI_TRANSITIONS=257} [2022-11-18 20:07:55,027 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 48 predicate places. [2022-11-18 20:07:55,027 INFO L495 AbstractCegarLoop]: Abstraction has has 249 places, 257 transitions, 981 flow [2022-11-18 20:07:55,029 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:55,029 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:55,029 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:55,030 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-18 20:07:55,030 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:07:55,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:55,031 INFO L85 PathProgramCache]: Analyzing trace with hash 1810194007, now seen corresponding path program 5 times [2022-11-18 20:07:55,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:55,031 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617893265] [2022-11-18 20:07:55,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:55,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:55,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:07:56,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:07:56,760 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:07:56,760 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617893265] [2022-11-18 20:07:56,760 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [617893265] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:07:56,760 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:07:56,760 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:07:56,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983084299] [2022-11-18 20:07:56,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:07:56,761 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:07:56,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:07:56,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:07:56,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:07:56,764 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:07:56,767 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 249 places, 257 transitions, 981 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:56,767 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:07:56,767 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:07:56,768 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:07:58,307 INFO L130 PetriNetUnfolder]: 1046/2570 cut-off events. [2022-11-18 20:07:58,307 INFO L131 PetriNetUnfolder]: For 3617/3638 co-relation queries the response was YES. [2022-11-18 20:07:58,323 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7077 conditions, 2570 events. 1046/2570 cut-off events. For 3617/3638 co-relation queries the response was YES. Maximal size of possible extension queue 156. Compared 18440 event pairs, 279 based on Foata normal form. 11/2480 useless extension candidates. Maximal degree in co-relation 7049. Up to 1284 conditions per place. [2022-11-18 20:07:58,340 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 144 selfloop transitions, 53 changer transitions 5/337 dead transitions. [2022-11-18 20:07:58,340 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 266 places, 337 transitions, 1783 flow [2022-11-18 20:07:58,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-18 20:07:58,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2022-11-18 20:07:58,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 3086 transitions. [2022-11-18 20:07:58,349 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6919282511210763 [2022-11-18 20:07:58,349 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 3086 transitions. [2022-11-18 20:07:58,349 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 3086 transitions. [2022-11-18 20:07:58,351 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:07:58,352 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 3086 transitions. [2022-11-18 20:07:58,360 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 154.3) internal successors, (3086), 20 states have internal predecessors, (3086), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:58,369 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 223.0) internal successors, (4683), 21 states have internal predecessors, (4683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:58,371 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 223.0) internal successors, (4683), 21 states have internal predecessors, (4683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:58,371 INFO L175 Difference]: Start difference. First operand has 249 places, 257 transitions, 981 flow. Second operand 20 states and 3086 transitions. [2022-11-18 20:07:58,372 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 266 places, 337 transitions, 1783 flow [2022-11-18 20:07:58,396 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 258 places, 337 transitions, 1705 flow, removed 23 selfloop flow, removed 8 redundant places. [2022-11-18 20:07:58,402 INFO L231 Difference]: Finished difference. Result has 265 places, 268 transitions, 1133 flow [2022-11-18 20:07:58,402 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=913, PETRI_DIFFERENCE_MINUEND_PLACES=239, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=257, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=43, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=210, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=1133, PETRI_PLACES=265, PETRI_TRANSITIONS=268} [2022-11-18 20:07:58,405 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 64 predicate places. [2022-11-18 20:07:58,405 INFO L495 AbstractCegarLoop]: Abstraction has has 265 places, 268 transitions, 1133 flow [2022-11-18 20:07:58,407 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:07:58,408 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:07:58,408 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:07:58,408 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-18 20:07:58,409 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:07:58,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:07:58,409 INFO L85 PathProgramCache]: Analyzing trace with hash -1554396023, now seen corresponding path program 6 times [2022-11-18 20:07:58,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:07:58,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696795696] [2022-11-18 20:07:58,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:07:58,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:07:58,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:00,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:08:00,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:08:00,200 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [696795696] [2022-11-18 20:08:00,200 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [696795696] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:08:00,200 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:08:00,200 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:08:00,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941492633] [2022-11-18 20:08:00,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:08:00,201 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:08:00,201 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:08:00,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:08:00,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:08:00,205 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:08:00,208 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 265 places, 268 transitions, 1133 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:00,208 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:08:00,208 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:08:00,208 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:08:01,547 INFO L130 PetriNetUnfolder]: 1094/2582 cut-off events. [2022-11-18 20:08:01,548 INFO L131 PetriNetUnfolder]: For 5094/5104 co-relation queries the response was YES. [2022-11-18 20:08:01,567 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7827 conditions, 2582 events. 1094/2582 cut-off events. For 5094/5104 co-relation queries the response was YES. Maximal size of possible extension queue 162. Compared 18211 event pairs, 565 based on Foata normal form. 2/2484 useless extension candidates. Maximal degree in co-relation 7793. Up to 1457 conditions per place. [2022-11-18 20:08:01,587 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 147 selfloop transitions, 53 changer transitions 5/340 dead transitions. [2022-11-18 20:08:01,587 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 280 places, 340 transitions, 1978 flow [2022-11-18 20:08:01,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-18 20:08:01,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2022-11-18 20:08:01,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2782 transitions. [2022-11-18 20:08:01,595 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.693074240159442 [2022-11-18 20:08:01,595 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 2782 transitions. [2022-11-18 20:08:01,595 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 2782 transitions. [2022-11-18 20:08:01,597 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:08:01,597 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 2782 transitions. [2022-11-18 20:08:01,603 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 154.55555555555554) internal successors, (2782), 18 states have internal predecessors, (2782), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:01,612 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:01,614 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:01,614 INFO L175 Difference]: Start difference. First operand has 265 places, 268 transitions, 1133 flow. Second operand 18 states and 2782 transitions. [2022-11-18 20:08:01,614 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 280 places, 340 transitions, 1978 flow [2022-11-18 20:08:01,658 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 267 places, 340 transitions, 1838 flow, removed 28 selfloop flow, removed 13 redundant places. [2022-11-18 20:08:01,663 INFO L231 Difference]: Finished difference. Result has 275 places, 283 transitions, 1324 flow [2022-11-18 20:08:01,664 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=1013, PETRI_DIFFERENCE_MINUEND_PLACES=250, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=268, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=39, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=222, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=1324, PETRI_PLACES=275, PETRI_TRANSITIONS=283} [2022-11-18 20:08:01,665 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 74 predicate places. [2022-11-18 20:08:01,665 INFO L495 AbstractCegarLoop]: Abstraction has has 275 places, 283 transitions, 1324 flow [2022-11-18 20:08:01,666 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:01,666 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:08:01,666 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:08:01,667 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-18 20:08:01,667 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:08:01,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:08:01,668 INFO L85 PathProgramCache]: Analyzing trace with hash 1557768775, now seen corresponding path program 7 times [2022-11-18 20:08:01,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:08:01,668 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198092076] [2022-11-18 20:08:01,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:08:01,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:08:01,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:03,430 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:08:03,430 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:08:03,431 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198092076] [2022-11-18 20:08:03,431 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1198092076] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:08:03,431 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:08:03,431 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:08:03,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629094532] [2022-11-18 20:08:03,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:08:03,432 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:08:03,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:08:03,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:08:03,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:08:03,436 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:08:03,438 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 275 places, 283 transitions, 1324 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:03,438 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:08:03,439 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:08:03,439 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:08:05,160 INFO L130 PetriNetUnfolder]: 1154/2843 cut-off events. [2022-11-18 20:08:05,160 INFO L131 PetriNetUnfolder]: For 7581/7595 co-relation queries the response was YES. [2022-11-18 20:08:05,184 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8943 conditions, 2843 events. 1154/2843 cut-off events. For 7581/7595 co-relation queries the response was YES. Maximal size of possible extension queue 182. Compared 21205 event pairs, 361 based on Foata normal form. 5/2728 useless extension candidates. Maximal degree in co-relation 8902. Up to 1454 conditions per place. [2022-11-18 20:08:05,203 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 158 selfloop transitions, 60 changer transitions 5/358 dead transitions. [2022-11-18 20:08:05,203 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 292 places, 358 transitions, 2253 flow [2022-11-18 20:08:05,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-18 20:08:05,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2022-11-18 20:08:05,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 3086 transitions. [2022-11-18 20:08:05,213 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6919282511210763 [2022-11-18 20:08:05,213 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 3086 transitions. [2022-11-18 20:08:05,213 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 3086 transitions. [2022-11-18 20:08:05,215 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:08:05,216 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 3086 transitions. [2022-11-18 20:08:05,222 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 154.3) internal successors, (3086), 20 states have internal predecessors, (3086), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:05,231 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 223.0) internal successors, (4683), 21 states have internal predecessors, (4683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:05,234 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 223.0) internal successors, (4683), 21 states have internal predecessors, (4683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:05,234 INFO L175 Difference]: Start difference. First operand has 275 places, 283 transitions, 1324 flow. Second operand 20 states and 3086 transitions. [2022-11-18 20:08:05,234 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 292 places, 358 transitions, 2253 flow [2022-11-18 20:08:05,269 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 284 places, 358 transitions, 2158 flow, removed 31 selfloop flow, removed 8 redundant places. [2022-11-18 20:08:05,275 INFO L231 Difference]: Finished difference. Result has 290 places, 291 transitions, 1460 flow [2022-11-18 20:08:05,276 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=1231, PETRI_DIFFERENCE_MINUEND_PLACES=265, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=283, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=54, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=225, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=1460, PETRI_PLACES=290, PETRI_TRANSITIONS=291} [2022-11-18 20:08:05,277 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 89 predicate places. [2022-11-18 20:08:05,277 INFO L495 AbstractCegarLoop]: Abstraction has has 290 places, 291 transitions, 1460 flow [2022-11-18 20:08:05,278 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:05,278 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:08:05,279 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:08:05,279 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-18 20:08:05,279 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:08:05,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:08:05,280 INFO L85 PathProgramCache]: Analyzing trace with hash 1353605191, now seen corresponding path program 8 times [2022-11-18 20:08:05,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:08:05,281 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045599071] [2022-11-18 20:08:05,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:08:05,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:08:05,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:07,089 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:08:07,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:08:07,090 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045599071] [2022-11-18 20:08:07,090 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1045599071] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:08:07,090 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:08:07,090 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:08:07,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078410192] [2022-11-18 20:08:07,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:08:07,091 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:08:07,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:08:07,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:08:07,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:08:07,097 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:08:07,100 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 290 places, 291 transitions, 1460 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:07,101 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:08:07,101 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:08:07,101 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:08:08,838 INFO L130 PetriNetUnfolder]: 1204/2999 cut-off events. [2022-11-18 20:08:08,838 INFO L131 PetriNetUnfolder]: For 9883/9905 co-relation queries the response was YES. [2022-11-18 20:08:08,871 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9799 conditions, 2999 events. 1204/2999 cut-off events. For 9883/9905 co-relation queries the response was YES. Maximal size of possible extension queue 198. Compared 23057 event pairs, 322 based on Foata normal form. 14/2895 useless extension candidates. Maximal degree in co-relation 9753. Up to 1552 conditions per place. [2022-11-18 20:08:08,892 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 162 selfloop transitions, 61 changer transitions 5/363 dead transitions. [2022-11-18 20:08:08,892 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 307 places, 363 transitions, 2429 flow [2022-11-18 20:08:08,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-18 20:08:08,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2022-11-18 20:08:08,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 3084 transitions. [2022-11-18 20:08:08,898 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6914798206278027 [2022-11-18 20:08:08,898 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 3084 transitions. [2022-11-18 20:08:08,898 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 3084 transitions. [2022-11-18 20:08:08,900 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:08:08,900 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 3084 transitions. [2022-11-18 20:08:08,907 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 154.2) internal successors, (3084), 20 states have internal predecessors, (3084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:08,914 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 223.0) internal successors, (4683), 21 states have internal predecessors, (4683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:08,916 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 223.0) internal successors, (4683), 21 states have internal predecessors, (4683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:08,916 INFO L175 Difference]: Start difference. First operand has 290 places, 291 transitions, 1460 flow. Second operand 20 states and 3084 transitions. [2022-11-18 20:08:08,916 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 307 places, 363 transitions, 2429 flow [2022-11-18 20:08:08,955 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 293 places, 363 transitions, 2277 flow, removed 32 selfloop flow, removed 14 redundant places. [2022-11-18 20:08:08,961 INFO L231 Difference]: Finished difference. Result has 298 places, 300 transitions, 1585 flow [2022-11-18 20:08:08,961 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=1318, PETRI_DIFFERENCE_MINUEND_PLACES=274, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=291, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=53, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=232, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=1585, PETRI_PLACES=298, PETRI_TRANSITIONS=300} [2022-11-18 20:08:08,962 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 97 predicate places. [2022-11-18 20:08:08,962 INFO L495 AbstractCegarLoop]: Abstraction has has 298 places, 300 transitions, 1585 flow [2022-11-18 20:08:08,963 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:08,963 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:08:08,964 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:08:08,964 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-18 20:08:08,964 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:08:08,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:08:08,965 INFO L85 PathProgramCache]: Analyzing trace with hash -722585929, now seen corresponding path program 9 times [2022-11-18 20:08:08,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:08:08,965 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622733138] [2022-11-18 20:08:08,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:08:08,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:08:09,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:10,526 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:08:10,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:08:10,526 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622733138] [2022-11-18 20:08:10,526 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622733138] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:08:10,527 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:08:10,527 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:08:10,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680723562] [2022-11-18 20:08:10,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:08:10,528 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:08:10,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:08:10,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:08:10,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:08:10,532 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:08:10,535 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 298 places, 300 transitions, 1585 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:10,535 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:08:10,535 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:08:10,536 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:08:12,216 INFO L130 PetriNetUnfolder]: 1219/2956 cut-off events. [2022-11-18 20:08:12,216 INFO L131 PetriNetUnfolder]: For 11422/11438 co-relation queries the response was YES. [2022-11-18 20:08:12,235 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10171 conditions, 2956 events. 1219/2956 cut-off events. For 11422/11438 co-relation queries the response was YES. Maximal size of possible extension queue 198. Compared 22179 event pairs, 517 based on Foata normal form. 8/2850 useless extension candidates. Maximal degree in co-relation 10121. Up to 1638 conditions per place. [2022-11-18 20:08:12,256 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 165 selfloop transitions, 59 changer transitions 5/364 dead transitions. [2022-11-18 20:08:12,257 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 314 places, 364 transitions, 2507 flow [2022-11-18 20:08:12,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-18 20:08:12,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2022-11-18 20:08:12,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 2926 transitions. [2022-11-18 20:08:12,263 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6905829596412556 [2022-11-18 20:08:12,263 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 2926 transitions. [2022-11-18 20:08:12,263 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 2926 transitions. [2022-11-18 20:08:12,264 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:08:12,265 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 2926 transitions. [2022-11-18 20:08:12,270 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 154.0) internal successors, (2926), 19 states have internal predecessors, (2926), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:12,277 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 223.0) internal successors, (4460), 20 states have internal predecessors, (4460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:12,278 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 223.0) internal successors, (4460), 20 states have internal predecessors, (4460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:12,279 INFO L175 Difference]: Start difference. First operand has 298 places, 300 transitions, 1585 flow. Second operand 19 states and 2926 transitions. [2022-11-18 20:08:12,279 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 314 places, 364 transitions, 2507 flow [2022-11-18 20:08:12,329 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 299 places, 364 transitions, 2341 flow, removed 38 selfloop flow, removed 15 redundant places. [2022-11-18 20:08:12,336 INFO L231 Difference]: Finished difference. Result has 303 places, 307 transitions, 1620 flow [2022-11-18 20:08:12,336 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=1423, PETRI_DIFFERENCE_MINUEND_PLACES=281, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=300, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=53, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=244, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=1620, PETRI_PLACES=303, PETRI_TRANSITIONS=307} [2022-11-18 20:08:12,337 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 102 predicate places. [2022-11-18 20:08:12,337 INFO L495 AbstractCegarLoop]: Abstraction has has 303 places, 307 transitions, 1620 flow [2022-11-18 20:08:12,338 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:12,339 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:08:12,339 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:08:12,339 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-18 20:08:12,339 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:08:12,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:08:12,340 INFO L85 PathProgramCache]: Analyzing trace with hash 1281640437, now seen corresponding path program 10 times [2022-11-18 20:08:12,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:08:12,341 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902362710] [2022-11-18 20:08:12,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:08:12,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:08:12,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:14,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:08:14,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:08:14,016 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902362710] [2022-11-18 20:08:14,016 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1902362710] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:08:14,016 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:08:14,016 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:08:14,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713524296] [2022-11-18 20:08:14,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:08:14,017 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:08:14,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:08:14,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:08:14,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=243, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:08:14,021 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:08:14,023 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 303 places, 307 transitions, 1620 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:14,023 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:08:14,023 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:08:14,024 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:08:15,931 INFO L130 PetriNetUnfolder]: 1368/3369 cut-off events. [2022-11-18 20:08:15,931 INFO L131 PetriNetUnfolder]: For 13746/13754 co-relation queries the response was YES. [2022-11-18 20:08:15,957 INFO L83 FinitePrefix]: Finished finitePrefix Result has 11691 conditions, 3369 events. 1368/3369 cut-off events. For 13746/13754 co-relation queries the response was YES. Maximal size of possible extension queue 239. Compared 26638 event pairs, 553 based on Foata normal form. 5/3230 useless extension candidates. Maximal degree in co-relation 11638. Up to 1795 conditions per place. [2022-11-18 20:08:15,980 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 195 selfloop transitions, 56 changer transitions 5/391 dead transitions. [2022-11-18 20:08:15,980 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 320 places, 391 transitions, 2799 flow [2022-11-18 20:08:15,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-18 20:08:15,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2022-11-18 20:08:15,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 3090 transitions. [2022-11-18 20:08:15,986 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6928251121076233 [2022-11-18 20:08:15,986 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 3090 transitions. [2022-11-18 20:08:15,986 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 3090 transitions. [2022-11-18 20:08:15,988 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:08:15,988 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 3090 transitions. [2022-11-18 20:08:15,994 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 154.5) internal successors, (3090), 20 states have internal predecessors, (3090), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:15,999 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 223.0) internal successors, (4683), 21 states have internal predecessors, (4683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:16,001 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 223.0) internal successors, (4683), 21 states have internal predecessors, (4683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:16,002 INFO L175 Difference]: Start difference. First operand has 303 places, 307 transitions, 1620 flow. Second operand 20 states and 3090 transitions. [2022-11-18 20:08:16,002 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 320 places, 391 transitions, 2799 flow [2022-11-18 20:08:16,049 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 308 places, 391 transitions, 2701 flow, removed 12 selfloop flow, removed 12 redundant places. [2022-11-18 20:08:16,054 INFO L231 Difference]: Finished difference. Result has 316 places, 321 transitions, 1867 flow [2022-11-18 20:08:16,055 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=1525, PETRI_DIFFERENCE_MINUEND_PLACES=289, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=307, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=43, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=258, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=1867, PETRI_PLACES=316, PETRI_TRANSITIONS=321} [2022-11-18 20:08:16,055 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 115 predicate places. [2022-11-18 20:08:16,056 INFO L495 AbstractCegarLoop]: Abstraction has has 316 places, 321 transitions, 1867 flow [2022-11-18 20:08:16,057 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:16,057 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:08:16,057 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:08:16,057 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-18 20:08:16,057 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:08:16,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:08:16,058 INFO L85 PathProgramCache]: Analyzing trace with hash -966959669, now seen corresponding path program 11 times [2022-11-18 20:08:16,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:08:16,058 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451306123] [2022-11-18 20:08:16,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:08:16,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:08:16,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:17,520 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:08:17,520 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:08:17,520 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451306123] [2022-11-18 20:08:17,520 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1451306123] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:08:17,520 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:08:17,520 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:08:17,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11215343] [2022-11-18 20:08:17,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:08:17,521 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:08:17,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:08:17,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:08:17,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=230, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:08:17,525 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:08:17,529 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 316 places, 321 transitions, 1867 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:17,529 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:08:17,529 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:08:17,529 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:08:19,044 INFO L130 PetriNetUnfolder]: 1378/3334 cut-off events. [2022-11-18 20:08:19,044 INFO L131 PetriNetUnfolder]: For 17020/17028 co-relation queries the response was YES. [2022-11-18 20:08:19,075 INFO L83 FinitePrefix]: Finished finitePrefix Result has 12444 conditions, 3334 events. 1378/3334 cut-off events. For 17020/17028 co-relation queries the response was YES. Maximal size of possible extension queue 238. Compared 26037 event pairs, 772 based on Foata normal form. 1/3199 useless extension candidates. Maximal degree in co-relation 12384. Up to 1974 conditions per place. [2022-11-18 20:08:19,093 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 181 selfloop transitions, 51 changer transitions 5/372 dead transitions. [2022-11-18 20:08:19,094 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 331 places, 372 transitions, 2792 flow [2022-11-18 20:08:19,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-18 20:08:19,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2022-11-18 20:08:19,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2765 transitions. [2022-11-18 20:08:19,098 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6888390632785252 [2022-11-18 20:08:19,098 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 2765 transitions. [2022-11-18 20:08:19,098 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 2765 transitions. [2022-11-18 20:08:19,100 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:08:19,100 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 2765 transitions. [2022-11-18 20:08:19,104 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 153.61111111111111) internal successors, (2765), 18 states have internal predecessors, (2765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:19,109 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:19,111 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:19,111 INFO L175 Difference]: Start difference. First operand has 316 places, 321 transitions, 1867 flow. Second operand 18 states and 2765 transitions. [2022-11-18 20:08:19,112 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 331 places, 372 transitions, 2792 flow [2022-11-18 20:08:19,193 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 320 places, 372 transitions, 2596 flow, removed 69 selfloop flow, removed 11 redundant places. [2022-11-18 20:08:19,199 INFO L231 Difference]: Finished difference. Result has 324 places, 329 transitions, 1906 flow [2022-11-18 20:08:19,200 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=1677, PETRI_DIFFERENCE_MINUEND_PLACES=303, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=321, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=44, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=275, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=1906, PETRI_PLACES=324, PETRI_TRANSITIONS=329} [2022-11-18 20:08:19,202 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 123 predicate places. [2022-11-18 20:08:19,203 INFO L495 AbstractCegarLoop]: Abstraction has has 324 places, 329 transitions, 1906 flow [2022-11-18 20:08:19,203 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:19,204 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:08:19,204 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:08:19,204 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-18 20:08:19,205 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:08:19,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:08:19,205 INFO L85 PathProgramCache]: Analyzing trace with hash 35573515, now seen corresponding path program 12 times [2022-11-18 20:08:19,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:08:19,206 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789692931] [2022-11-18 20:08:19,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:08:19,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:08:19,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:20,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:08:20,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:08:20,825 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789692931] [2022-11-18 20:08:20,825 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1789692931] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:08:20,825 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:08:20,826 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:08:20,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116392718] [2022-11-18 20:08:20,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:08:20,826 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:08:20,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:08:20,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:08:20,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:08:20,829 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:08:20,832 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 324 places, 329 transitions, 1906 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:20,832 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:08:20,832 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:08:20,832 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:08:22,683 INFO L130 PetriNetUnfolder]: 1450/3535 cut-off events. [2022-11-18 20:08:22,683 INFO L131 PetriNetUnfolder]: For 19835/19839 co-relation queries the response was YES. [2022-11-18 20:08:22,712 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13281 conditions, 3535 events. 1450/3535 cut-off events. For 19835/19839 co-relation queries the response was YES. Maximal size of possible extension queue 256. Compared 28213 event pairs, 754 based on Foata normal form. 2/3399 useless extension candidates. Maximal degree in co-relation 13218. Up to 2006 conditions per place. [2022-11-18 20:08:22,732 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 204 selfloop transitions, 61 changer transitions 5/405 dead transitions. [2022-11-18 20:08:22,733 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 341 places, 405 transitions, 3113 flow [2022-11-18 20:08:22,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-18 20:08:22,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2022-11-18 20:08:22,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 3085 transitions. [2022-11-18 20:08:22,738 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6917040358744395 [2022-11-18 20:08:22,738 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 3085 transitions. [2022-11-18 20:08:22,738 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 3085 transitions. [2022-11-18 20:08:22,740 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:08:22,740 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 3085 transitions. [2022-11-18 20:08:22,745 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 154.25) internal successors, (3085), 20 states have internal predecessors, (3085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:22,750 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 223.0) internal successors, (4683), 21 states have internal predecessors, (4683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:22,751 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 223.0) internal successors, (4683), 21 states have internal predecessors, (4683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:22,752 INFO L175 Difference]: Start difference. First operand has 324 places, 329 transitions, 1906 flow. Second operand 20 states and 3085 transitions. [2022-11-18 20:08:22,752 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 341 places, 405 transitions, 3113 flow [2022-11-18 20:08:22,834 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 330 places, 405 transitions, 2975 flow, removed 37 selfloop flow, removed 11 redundant places. [2022-11-18 20:08:22,841 INFO L231 Difference]: Finished difference. Result has 338 places, 341 transitions, 2096 flow [2022-11-18 20:08:22,842 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=1771, PETRI_DIFFERENCE_MINUEND_PLACES=311, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=329, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=51, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=272, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=2096, PETRI_PLACES=338, PETRI_TRANSITIONS=341} [2022-11-18 20:08:22,843 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 137 predicate places. [2022-11-18 20:08:22,843 INFO L495 AbstractCegarLoop]: Abstraction has has 338 places, 341 transitions, 2096 flow [2022-11-18 20:08:22,844 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:22,844 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:08:22,844 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:08:22,844 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-18 20:08:22,845 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:08:22,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:08:22,845 INFO L85 PathProgramCache]: Analyzing trace with hash 417930927, now seen corresponding path program 13 times [2022-11-18 20:08:22,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:08:22,846 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383324410] [2022-11-18 20:08:22,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:08:22,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:08:22,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:24,396 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:08:24,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:08:24,396 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [383324410] [2022-11-18 20:08:24,396 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [383324410] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:08:24,396 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:08:24,397 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:08:24,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035219631] [2022-11-18 20:08:24,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:08:24,397 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:08:24,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:08:24,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:08:24,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:08:24,401 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:08:24,408 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 338 places, 341 transitions, 2096 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:24,409 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:08:24,409 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:08:24,409 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:08:26,284 INFO L130 PetriNetUnfolder]: 1506/3763 cut-off events. [2022-11-18 20:08:26,284 INFO L131 PetriNetUnfolder]: For 24870/24892 co-relation queries the response was YES. [2022-11-18 20:08:26,326 INFO L83 FinitePrefix]: Finished finitePrefix Result has 14575 conditions, 3763 events. 1506/3763 cut-off events. For 24870/24892 co-relation queries the response was YES. Maximal size of possible extension queue 284. Compared 31416 event pairs, 566 based on Foata normal form. 14/3625 useless extension candidates. Maximal degree in co-relation 14505. Up to 2106 conditions per place. [2022-11-18 20:08:26,351 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 209 selfloop transitions, 65 changer transitions 5/414 dead transitions. [2022-11-18 20:08:26,352 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 355 places, 414 transitions, 3363 flow [2022-11-18 20:08:26,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-18 20:08:26,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2022-11-18 20:08:26,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 3085 transitions. [2022-11-18 20:08:26,360 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6917040358744395 [2022-11-18 20:08:26,360 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 3085 transitions. [2022-11-18 20:08:26,360 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 3085 transitions. [2022-11-18 20:08:26,362 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:08:26,363 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 3085 transitions. [2022-11-18 20:08:26,369 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 154.25) internal successors, (3085), 20 states have internal predecessors, (3085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:26,376 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 223.0) internal successors, (4683), 21 states have internal predecessors, (4683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:26,377 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 223.0) internal successors, (4683), 21 states have internal predecessors, (4683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:26,378 INFO L175 Difference]: Start difference. First operand has 338 places, 341 transitions, 2096 flow. Second operand 20 states and 3085 transitions. [2022-11-18 20:08:26,378 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 355 places, 414 transitions, 3363 flow [2022-11-18 20:08:26,512 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 342 places, 414 transitions, 3149 flow, removed 63 selfloop flow, removed 13 redundant places. [2022-11-18 20:08:26,520 INFO L231 Difference]: Finished difference. Result has 347 places, 353 transitions, 2255 flow [2022-11-18 20:08:26,522 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=1905, PETRI_DIFFERENCE_MINUEND_PLACES=323, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=341, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=54, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=281, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=2255, PETRI_PLACES=347, PETRI_TRANSITIONS=353} [2022-11-18 20:08:26,523 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 146 predicate places. [2022-11-18 20:08:26,523 INFO L495 AbstractCegarLoop]: Abstraction has has 347 places, 353 transitions, 2255 flow [2022-11-18 20:08:26,524 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:26,524 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:08:26,524 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:08:26,525 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-18 20:08:26,525 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:08:26,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:08:26,526 INFO L85 PathProgramCache]: Analyzing trace with hash 244495243, now seen corresponding path program 14 times [2022-11-18 20:08:26,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:08:26,528 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083185530] [2022-11-18 20:08:26,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:08:26,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:08:26,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:28,002 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:08:28,002 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:08:28,002 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083185530] [2022-11-18 20:08:28,003 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083185530] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:08:28,003 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:08:28,003 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:08:28,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210493412] [2022-11-18 20:08:28,003 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:08:28,003 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:08:28,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:08:28,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:08:28,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:08:28,006 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:08:28,008 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 347 places, 353 transitions, 2255 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:28,009 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:08:28,009 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:08:28,009 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:08:29,627 INFO L130 PetriNetUnfolder]: 1557/3826 cut-off events. [2022-11-18 20:08:29,627 INFO L131 PetriNetUnfolder]: For 29475/29485 co-relation queries the response was YES. [2022-11-18 20:08:29,661 INFO L83 FinitePrefix]: Finished finitePrefix Result has 15481 conditions, 3826 events. 1557/3826 cut-off events. For 29475/29485 co-relation queries the response was YES. Maximal size of possible extension queue 284. Compared 31518 event pairs, 823 based on Foata normal form. 2/3673 useless extension candidates. Maximal degree in co-relation 15407. Up to 2200 conditions per place. [2022-11-18 20:08:29,685 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 223 selfloop transitions, 63 changer transitions 5/426 dead transitions. [2022-11-18 20:08:29,685 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 364 places, 426 transitions, 3589 flow [2022-11-18 20:08:29,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-18 20:08:29,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2022-11-18 20:08:29,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 3089 transitions. [2022-11-18 20:08:29,692 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6926008968609866 [2022-11-18 20:08:29,692 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 3089 transitions. [2022-11-18 20:08:29,692 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 3089 transitions. [2022-11-18 20:08:29,694 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:08:29,694 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 3089 transitions. [2022-11-18 20:08:29,706 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 154.45) internal successors, (3089), 20 states have internal predecessors, (3089), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:29,716 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 223.0) internal successors, (4683), 21 states have internal predecessors, (4683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:29,718 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 223.0) internal successors, (4683), 21 states have internal predecessors, (4683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:29,718 INFO L175 Difference]: Start difference. First operand has 347 places, 353 transitions, 2255 flow. Second operand 20 states and 3089 transitions. [2022-11-18 20:08:29,718 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 364 places, 426 transitions, 3589 flow [2022-11-18 20:08:29,836 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 350 places, 426 transitions, 3370 flow, removed 63 selfloop flow, removed 14 redundant places. [2022-11-18 20:08:29,843 INFO L231 Difference]: Finished difference. Result has 355 places, 360 transitions, 2352 flow [2022-11-18 20:08:29,843 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=2043, PETRI_DIFFERENCE_MINUEND_PLACES=331, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=353, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=57, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=293, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=2352, PETRI_PLACES=355, PETRI_TRANSITIONS=360} [2022-11-18 20:08:29,844 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 154 predicate places. [2022-11-18 20:08:29,844 INFO L495 AbstractCegarLoop]: Abstraction has has 355 places, 360 transitions, 2352 flow [2022-11-18 20:08:29,845 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:29,845 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:08:29,846 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:08:29,846 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-18 20:08:29,846 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:08:29,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:08:29,847 INFO L85 PathProgramCache]: Analyzing trace with hash 487212767, now seen corresponding path program 15 times [2022-11-18 20:08:29,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:08:29,847 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123819554] [2022-11-18 20:08:29,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:08:29,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:08:29,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:31,396 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:08:31,397 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:08:31,397 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123819554] [2022-11-18 20:08:31,397 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2123819554] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:08:31,397 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:08:31,397 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:08:31,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1384571098] [2022-11-18 20:08:31,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:08:31,398 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:08:31,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:08:31,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:08:31,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=239, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:08:31,402 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:08:31,404 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 355 places, 360 transitions, 2352 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:31,404 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:08:31,405 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:08:31,405 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:08:33,148 INFO L130 PetriNetUnfolder]: 1584/3894 cut-off events. [2022-11-18 20:08:33,148 INFO L131 PetriNetUnfolder]: For 32976/32980 co-relation queries the response was YES. [2022-11-18 20:08:33,178 INFO L83 FinitePrefix]: Finished finitePrefix Result has 16109 conditions, 3894 events. 1584/3894 cut-off events. For 32976/32980 co-relation queries the response was YES. Maximal size of possible extension queue 291. Compared 32109 event pairs, 846 based on Foata normal form. 2/3736 useless extension candidates. Maximal degree in co-relation 16031. Up to 2272 conditions per place. [2022-11-18 20:08:33,201 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 220 selfloop transitions, 67 changer transitions 5/427 dead transitions. [2022-11-18 20:08:33,201 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 371 places, 427 transitions, 3677 flow [2022-11-18 20:08:33,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-18 20:08:33,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2022-11-18 20:08:33,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 2931 transitions. [2022-11-18 20:08:33,207 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6917630398867123 [2022-11-18 20:08:33,207 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 2931 transitions. [2022-11-18 20:08:33,207 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 2931 transitions. [2022-11-18 20:08:33,208 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:08:33,209 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 2931 transitions. [2022-11-18 20:08:33,213 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 154.26315789473685) internal successors, (2931), 19 states have internal predecessors, (2931), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:33,218 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 223.0) internal successors, (4460), 20 states have internal predecessors, (4460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:33,219 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 223.0) internal successors, (4460), 20 states have internal predecessors, (4460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:33,220 INFO L175 Difference]: Start difference. First operand has 355 places, 360 transitions, 2352 flow. Second operand 19 states and 2931 transitions. [2022-11-18 20:08:33,220 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 371 places, 427 transitions, 3677 flow [2022-11-18 20:08:33,322 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 356 places, 427 transitions, 3425 flow, removed 76 selfloop flow, removed 15 redundant places. [2022-11-18 20:08:33,328 INFO L231 Difference]: Finished difference. Result has 360 places, 370 transitions, 2439 flow [2022-11-18 20:08:33,329 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=2147, PETRI_DIFFERENCE_MINUEND_PLACES=338, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=360, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=58, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=299, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=2439, PETRI_PLACES=360, PETRI_TRANSITIONS=370} [2022-11-18 20:08:33,329 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 159 predicate places. [2022-11-18 20:08:33,330 INFO L495 AbstractCegarLoop]: Abstraction has has 360 places, 370 transitions, 2439 flow [2022-11-18 20:08:33,330 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:33,330 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:08:33,331 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:08:33,331 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-18 20:08:33,331 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:08:33,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:08:33,332 INFO L85 PathProgramCache]: Analyzing trace with hash -1962690047, now seen corresponding path program 16 times [2022-11-18 20:08:33,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:08:33,332 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2040947461] [2022-11-18 20:08:33,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:08:33,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:08:33,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:34,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:08:34,762 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:08:34,763 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2040947461] [2022-11-18 20:08:34,763 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2040947461] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:08:34,763 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:08:34,763 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:08:34,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560275945] [2022-11-18 20:08:34,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:08:34,764 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:08:34,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:08:34,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:08:34,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=230, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:08:34,767 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:08:34,769 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 360 places, 370 transitions, 2439 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:34,769 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:08:34,769 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:08:34,769 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:08:36,340 INFO L130 PetriNetUnfolder]: 1626/4018 cut-off events. [2022-11-18 20:08:36,341 INFO L131 PetriNetUnfolder]: For 34217/34225 co-relation queries the response was YES. [2022-11-18 20:08:36,369 INFO L83 FinitePrefix]: Finished finitePrefix Result has 16699 conditions, 4018 events. 1626/4018 cut-off events. For 34217/34225 co-relation queries the response was YES. Maximal size of possible extension queue 306. Compared 33663 event pairs, 863 based on Foata normal form. 1/3856 useless extension candidates. Maximal degree in co-relation 16618. Up to 2286 conditions per place. [2022-11-18 20:08:36,386 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 229 selfloop transitions, 62 changer transitions 5/431 dead transitions. [2022-11-18 20:08:36,386 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 375 places, 431 transitions, 3727 flow [2022-11-18 20:08:36,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-18 20:08:36,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2022-11-18 20:08:36,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2779 transitions. [2022-11-18 20:08:36,390 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.692326856003986 [2022-11-18 20:08:36,390 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 2779 transitions. [2022-11-18 20:08:36,391 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 2779 transitions. [2022-11-18 20:08:36,392 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:08:36,392 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 2779 transitions. [2022-11-18 20:08:36,396 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 154.38888888888889) internal successors, (2779), 18 states have internal predecessors, (2779), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:36,399 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:36,400 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:36,400 INFO L175 Difference]: Start difference. First operand has 360 places, 370 transitions, 2439 flow. Second operand 18 states and 2779 transitions. [2022-11-18 20:08:36,401 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 375 places, 431 transitions, 3727 flow [2022-11-18 20:08:36,516 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 363 places, 431 transitions, 3586 flow, removed 27 selfloop flow, removed 12 redundant places. [2022-11-18 20:08:36,522 INFO L231 Difference]: Finished difference. Result has 368 places, 376 transitions, 2631 flow [2022-11-18 20:08:36,522 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=2304, PETRI_DIFFERENCE_MINUEND_PLACES=346, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=370, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=57, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=311, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=2631, PETRI_PLACES=368, PETRI_TRANSITIONS=376} [2022-11-18 20:08:36,523 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 167 predicate places. [2022-11-18 20:08:36,523 INFO L495 AbstractCegarLoop]: Abstraction has has 368 places, 376 transitions, 2631 flow [2022-11-18 20:08:36,524 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:36,524 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:08:36,524 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:08:36,524 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-18 20:08:36,524 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:08:36,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:08:36,525 INFO L85 PathProgramCache]: Analyzing trace with hash 2057126979, now seen corresponding path program 17 times [2022-11-18 20:08:36,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:08:36,525 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376662814] [2022-11-18 20:08:36,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:08:36,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:08:36,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:37,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:08:37,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:08:37,931 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376662814] [2022-11-18 20:08:37,931 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1376662814] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:08:37,931 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:08:37,931 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:08:37,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150439447] [2022-11-18 20:08:37,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:08:37,932 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:08:37,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:08:37,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:08:37,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=229, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:08:37,936 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:08:37,940 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 368 places, 376 transitions, 2631 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:37,940 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:08:37,940 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:08:37,940 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:08:39,660 INFO L130 PetriNetUnfolder]: 1677/4171 cut-off events. [2022-11-18 20:08:39,660 INFO L131 PetriNetUnfolder]: For 43022/43032 co-relation queries the response was YES. [2022-11-18 20:08:39,696 INFO L83 FinitePrefix]: Finished finitePrefix Result has 17887 conditions, 4171 events. 1677/4171 cut-off events. For 43022/43032 co-relation queries the response was YES. Maximal size of possible extension queue 329. Compared 35502 event pairs, 882 based on Foata normal form. 2/4012 useless extension candidates. Maximal degree in co-relation 17803. Up to 2381 conditions per place. [2022-11-18 20:08:39,712 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 238 selfloop transitions, 61 changer transitions 5/439 dead transitions. [2022-11-18 20:08:39,712 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 383 places, 439 transitions, 3989 flow [2022-11-18 20:08:39,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-18 20:08:39,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2022-11-18 20:08:39,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2781 transitions. [2022-11-18 20:08:39,717 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6928251121076233 [2022-11-18 20:08:39,717 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 2781 transitions. [2022-11-18 20:08:39,717 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 2781 transitions. [2022-11-18 20:08:39,719 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:08:39,719 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 2781 transitions. [2022-11-18 20:08:39,723 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 154.5) internal successors, (2781), 18 states have internal predecessors, (2781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:39,727 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:39,728 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:39,728 INFO L175 Difference]: Start difference. First operand has 368 places, 376 transitions, 2631 flow. Second operand 18 states and 2781 transitions. [2022-11-18 20:08:39,729 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 383 places, 439 transitions, 3989 flow [2022-11-18 20:08:39,861 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 370 places, 439 transitions, 3752 flow, removed 76 selfloop flow, removed 13 redundant places. [2022-11-18 20:08:39,868 INFO L231 Difference]: Finished difference. Result has 375 places, 383 transitions, 2742 flow [2022-11-18 20:08:39,869 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=2405, PETRI_DIFFERENCE_MINUEND_PLACES=353, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=376, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=55, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=318, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=2742, PETRI_PLACES=375, PETRI_TRANSITIONS=383} [2022-11-18 20:08:39,869 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 174 predicate places. [2022-11-18 20:08:39,869 INFO L495 AbstractCegarLoop]: Abstraction has has 375 places, 383 transitions, 2742 flow [2022-11-18 20:08:39,870 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:39,870 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:08:39,871 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:08:39,871 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-18 20:08:39,871 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:08:39,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:08:39,872 INFO L85 PathProgramCache]: Analyzing trace with hash 1846766087, now seen corresponding path program 18 times [2022-11-18 20:08:39,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:08:39,872 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965733153] [2022-11-18 20:08:39,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:08:39,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:08:39,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:41,294 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:08:41,294 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:08:41,295 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965733153] [2022-11-18 20:08:41,295 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1965733153] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:08:41,295 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:08:41,295 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:08:41,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965115209] [2022-11-18 20:08:41,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:08:41,295 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:08:41,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:08:41,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:08:41,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=229, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:08:41,298 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:08:41,300 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 375 places, 383 transitions, 2742 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:41,301 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:08:41,301 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:08:41,301 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:08:42,845 INFO L130 PetriNetUnfolder]: 1677/4157 cut-off events. [2022-11-18 20:08:42,849 INFO L131 PetriNetUnfolder]: For 44944/44954 co-relation queries the response was YES. [2022-11-18 20:08:42,875 INFO L83 FinitePrefix]: Finished finitePrefix Result has 17952 conditions, 4157 events. 1677/4157 cut-off events. For 44944/44954 co-relation queries the response was YES. Maximal size of possible extension queue 325. Compared 35234 event pairs, 895 based on Foata normal form. 2/3991 useless extension candidates. Maximal degree in co-relation 17864. Up to 2416 conditions per place. [2022-11-18 20:08:42,888 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 230 selfloop transitions, 61 changer transitions 5/431 dead transitions. [2022-11-18 20:08:42,888 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 390 places, 431 transitions, 3869 flow [2022-11-18 20:08:42,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-18 20:08:42,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2022-11-18 20:08:42,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2768 transitions. [2022-11-18 20:08:42,900 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6895864474339811 [2022-11-18 20:08:42,900 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 2768 transitions. [2022-11-18 20:08:42,900 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 2768 transitions. [2022-11-18 20:08:42,901 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:08:42,901 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 2768 transitions. [2022-11-18 20:08:42,906 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 153.77777777777777) internal successors, (2768), 18 states have internal predecessors, (2768), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:42,909 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:42,910 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:42,910 INFO L175 Difference]: Start difference. First operand has 375 places, 383 transitions, 2742 flow. Second operand 18 states and 2768 transitions. [2022-11-18 20:08:42,910 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 390 places, 431 transitions, 3869 flow [2022-11-18 20:08:43,045 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 378 places, 431 transitions, 3673 flow, removed 68 selfloop flow, removed 12 redundant places. [2022-11-18 20:08:43,050 INFO L231 Difference]: Finished difference. Result has 382 places, 386 transitions, 2735 flow [2022-11-18 20:08:43,051 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=2548, PETRI_DIFFERENCE_MINUEND_PLACES=361, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=383, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=58, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=323, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=2735, PETRI_PLACES=382, PETRI_TRANSITIONS=386} [2022-11-18 20:08:43,051 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 181 predicate places. [2022-11-18 20:08:43,051 INFO L495 AbstractCegarLoop]: Abstraction has has 382 places, 386 transitions, 2735 flow [2022-11-18 20:08:43,052 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:43,052 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:08:43,052 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:08:43,052 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-18 20:08:43,052 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:08:43,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:08:43,053 INFO L85 PathProgramCache]: Analyzing trace with hash 1413376783, now seen corresponding path program 19 times [2022-11-18 20:08:43,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:08:43,053 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623665044] [2022-11-18 20:08:43,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:08:43,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:08:43,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:44,368 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:08:44,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:08:44,369 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623665044] [2022-11-18 20:08:44,369 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1623665044] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:08:44,369 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:08:44,369 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:08:44,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002987798] [2022-11-18 20:08:44,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:08:44,370 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:08:44,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:08:44,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:08:44,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=234, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:08:44,372 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:08:44,374 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 382 places, 386 transitions, 2735 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:44,375 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:08:44,375 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:08:44,375 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:08:46,092 INFO L130 PetriNetUnfolder]: 1685/4186 cut-off events. [2022-11-18 20:08:46,092 INFO L131 PetriNetUnfolder]: For 43254/43264 co-relation queries the response was YES. [2022-11-18 20:08:46,120 INFO L83 FinitePrefix]: Finished finitePrefix Result has 17991 conditions, 4186 events. 1685/4186 cut-off events. For 43254/43264 co-relation queries the response was YES. Maximal size of possible extension queue 324. Compared 35680 event pairs, 894 based on Foata normal form. 2/4016 useless extension candidates. Maximal degree in co-relation 17900. Up to 2416 conditions per place. [2022-11-18 20:08:46,139 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 235 selfloop transitions, 64 changer transitions 5/439 dead transitions. [2022-11-18 20:08:46,139 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 397 places, 439 transitions, 3962 flow [2022-11-18 20:08:46,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-18 20:08:46,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2022-11-18 20:08:46,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2770 transitions. [2022-11-18 20:08:46,144 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6900847035376183 [2022-11-18 20:08:46,144 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 2770 transitions. [2022-11-18 20:08:46,144 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 2770 transitions. [2022-11-18 20:08:46,145 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:08:46,145 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 2770 transitions. [2022-11-18 20:08:46,150 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 153.88888888888889) internal successors, (2770), 18 states have internal predecessors, (2770), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:46,155 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:46,156 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:46,156 INFO L175 Difference]: Start difference. First operand has 382 places, 386 transitions, 2735 flow. Second operand 18 states and 2770 transitions. [2022-11-18 20:08:46,156 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 397 places, 439 transitions, 3962 flow [2022-11-18 20:08:46,289 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 382 places, 439 transitions, 3782 flow, removed 31 selfloop flow, removed 15 redundant places. [2022-11-18 20:08:46,295 INFO L231 Difference]: Finished difference. Result has 387 places, 392 transitions, 2828 flow [2022-11-18 20:08:46,295 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=2557, PETRI_DIFFERENCE_MINUEND_PLACES=365, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=386, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=58, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=323, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=2828, PETRI_PLACES=387, PETRI_TRANSITIONS=392} [2022-11-18 20:08:46,296 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 186 predicate places. [2022-11-18 20:08:46,296 INFO L495 AbstractCegarLoop]: Abstraction has has 387 places, 392 transitions, 2828 flow [2022-11-18 20:08:46,296 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:46,296 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:08:46,296 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:08:46,297 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-18 20:08:46,297 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:08:46,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:08:46,297 INFO L85 PathProgramCache]: Analyzing trace with hash -1972290419, now seen corresponding path program 20 times [2022-11-18 20:08:46,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:08:46,297 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207493469] [2022-11-18 20:08:46,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:08:46,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:08:46,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:47,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:08:47,757 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:08:47,757 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207493469] [2022-11-18 20:08:47,757 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [207493469] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:08:47,757 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:08:47,757 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:08:47,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461338108] [2022-11-18 20:08:47,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:08:47,758 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:08:47,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:08:47,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:08:47,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=228, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:08:47,761 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:08:47,763 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 387 places, 392 transitions, 2828 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:47,763 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:08:47,763 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:08:47,763 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:08:49,380 INFO L130 PetriNetUnfolder]: 1697/4270 cut-off events. [2022-11-18 20:08:49,381 INFO L131 PetriNetUnfolder]: For 46668/46683 co-relation queries the response was YES. [2022-11-18 20:08:49,414 INFO L83 FinitePrefix]: Finished finitePrefix Result has 18391 conditions, 4270 events. 1697/4270 cut-off events. For 46668/46683 co-relation queries the response was YES. Maximal size of possible extension queue 336. Compared 37184 event pairs, 729 based on Foata normal form. 5/4091 useless extension candidates. Maximal degree in co-relation 18297. Up to 2440 conditions per place. [2022-11-18 20:08:49,427 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 242 selfloop transitions, 66 changer transitions 5/448 dead transitions. [2022-11-18 20:08:49,427 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 402 places, 448 transitions, 4148 flow [2022-11-18 20:08:49,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-18 20:08:49,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2022-11-18 20:08:49,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2774 transitions. [2022-11-18 20:08:49,430 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6910812157448929 [2022-11-18 20:08:49,430 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 2774 transitions. [2022-11-18 20:08:49,430 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 2774 transitions. [2022-11-18 20:08:49,431 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:08:49,431 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 2774 transitions. [2022-11-18 20:08:49,433 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 154.11111111111111) internal successors, (2774), 18 states have internal predecessors, (2774), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:49,435 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:49,436 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:49,436 INFO L175 Difference]: Start difference. First operand has 387 places, 392 transitions, 2828 flow. Second operand 18 states and 2774 transitions. [2022-11-18 20:08:49,436 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 402 places, 448 transitions, 4148 flow [2022-11-18 20:08:49,574 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 387 places, 448 transitions, 3898 flow, removed 46 selfloop flow, removed 15 redundant places. [2022-11-18 20:08:49,578 INFO L231 Difference]: Finished difference. Result has 392 places, 400 transitions, 2906 flow [2022-11-18 20:08:49,578 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=2586, PETRI_DIFFERENCE_MINUEND_PLACES=370, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=392, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=58, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=329, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=2906, PETRI_PLACES=392, PETRI_TRANSITIONS=400} [2022-11-18 20:08:49,579 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 191 predicate places. [2022-11-18 20:08:49,579 INFO L495 AbstractCegarLoop]: Abstraction has has 392 places, 400 transitions, 2906 flow [2022-11-18 20:08:49,580 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:49,580 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:08:49,580 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:08:49,580 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-11-18 20:08:49,580 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:08:49,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:08:49,581 INFO L85 PathProgramCache]: Analyzing trace with hash 552518205, now seen corresponding path program 21 times [2022-11-18 20:08:49,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:08:49,581 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564758449] [2022-11-18 20:08:49,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:08:49,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:08:49,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:50,798 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:08:50,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:08:50,798 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564758449] [2022-11-18 20:08:50,798 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [564758449] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:08:50,798 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:08:50,799 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:08:50,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321140941] [2022-11-18 20:08:50,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:08:50,799 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:08:50,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:08:50,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:08:50,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=227, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:08:50,803 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:08:50,804 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 392 places, 400 transitions, 2906 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:50,804 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:08:50,804 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:08:50,804 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:08:52,521 INFO L130 PetriNetUnfolder]: 1703/4365 cut-off events. [2022-11-18 20:08:52,521 INFO L131 PetriNetUnfolder]: For 48947/48968 co-relation queries the response was YES. [2022-11-18 20:08:52,571 INFO L83 FinitePrefix]: Finished finitePrefix Result has 18472 conditions, 4365 events. 1703/4365 cut-off events. For 48947/48968 co-relation queries the response was YES. Maximal size of possible extension queue 334. Compared 38442 event pairs, 712 based on Foata normal form. 11/4186 useless extension candidates. Maximal degree in co-relation 18376. Up to 2454 conditions per place. [2022-11-18 20:08:52,587 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 248 selfloop transitions, 63 changer transitions 5/451 dead transitions. [2022-11-18 20:08:52,588 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 407 places, 451 transitions, 4149 flow [2022-11-18 20:08:52,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-18 20:08:52,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2022-11-18 20:08:52,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2772 transitions. [2022-11-18 20:08:52,592 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6905829596412556 [2022-11-18 20:08:52,592 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 2772 transitions. [2022-11-18 20:08:52,592 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 2772 transitions. [2022-11-18 20:08:52,593 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:08:52,594 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 2772 transitions. [2022-11-18 20:08:52,598 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 154.0) internal successors, (2772), 18 states have internal predecessors, (2772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:52,603 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:52,604 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:52,604 INFO L175 Difference]: Start difference. First operand has 392 places, 400 transitions, 2906 flow. Second operand 18 states and 2772 transitions. [2022-11-18 20:08:52,604 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 407 places, 451 transitions, 4149 flow [2022-11-18 20:08:52,795 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 393 places, 451 transitions, 3915 flow, removed 56 selfloop flow, removed 14 redundant places. [2022-11-18 20:08:52,800 INFO L231 Difference]: Finished difference. Result has 397 places, 404 transitions, 2889 flow [2022-11-18 20:08:52,801 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=2676, PETRI_DIFFERENCE_MINUEND_PLACES=376, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=400, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=59, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=339, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=2889, PETRI_PLACES=397, PETRI_TRANSITIONS=404} [2022-11-18 20:08:52,802 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 196 predicate places. [2022-11-18 20:08:52,802 INFO L495 AbstractCegarLoop]: Abstraction has has 397 places, 404 transitions, 2889 flow [2022-11-18 20:08:52,803 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:52,803 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:08:52,803 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:08:52,803 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-11-18 20:08:52,804 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:08:52,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:08:52,804 INFO L85 PathProgramCache]: Analyzing trace with hash 1109094609, now seen corresponding path program 22 times [2022-11-18 20:08:52,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:08:52,805 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155446282] [2022-11-18 20:08:52,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:08:52,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:08:52,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:54,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:08:54,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:08:54,159 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155446282] [2022-11-18 20:08:54,159 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1155446282] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:08:54,159 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:08:54,159 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:08:54,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791524609] [2022-11-18 20:08:54,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:08:54,160 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:08:54,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:08:54,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:08:54,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=226, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:08:54,163 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:08:54,165 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 397 places, 404 transitions, 2889 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:54,165 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:08:54,165 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:08:54,165 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:08:55,730 INFO L130 PetriNetUnfolder]: 1703/4352 cut-off events. [2022-11-18 20:08:55,730 INFO L131 PetriNetUnfolder]: For 48310/48332 co-relation queries the response was YES. [2022-11-18 20:08:55,766 INFO L83 FinitePrefix]: Finished finitePrefix Result has 18345 conditions, 4352 events. 1703/4352 cut-off events. For 48310/48332 co-relation queries the response was YES. Maximal size of possible extension queue 335. Compared 38284 event pairs, 704 based on Foata normal form. 14/4178 useless extension candidates. Maximal degree in co-relation 18247. Up to 2450 conditions per place. [2022-11-18 20:08:55,781 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 249 selfloop transitions, 62 changer transitions 5/451 dead transitions. [2022-11-18 20:08:55,781 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 412 places, 451 transitions, 4094 flow [2022-11-18 20:08:55,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-18 20:08:55,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2022-11-18 20:08:55,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2767 transitions. [2022-11-18 20:08:55,785 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6893373193821625 [2022-11-18 20:08:55,785 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 2767 transitions. [2022-11-18 20:08:55,785 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 2767 transitions. [2022-11-18 20:08:55,786 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:08:55,786 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 2767 transitions. [2022-11-18 20:08:55,790 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 153.72222222222223) internal successors, (2767), 18 states have internal predecessors, (2767), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:55,794 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:55,795 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:55,795 INFO L175 Difference]: Start difference. First operand has 397 places, 404 transitions, 2889 flow. Second operand 18 states and 2767 transitions. [2022-11-18 20:08:55,796 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 412 places, 451 transitions, 4094 flow [2022-11-18 20:08:55,967 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 397 places, 451 transitions, 3902 flow, removed 33 selfloop flow, removed 15 redundant places. [2022-11-18 20:08:55,973 INFO L231 Difference]: Finished difference. Result has 401 places, 407 transitions, 2877 flow [2022-11-18 20:08:55,974 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=2703, PETRI_DIFFERENCE_MINUEND_PLACES=380, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=404, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=59, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=343, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=2877, PETRI_PLACES=401, PETRI_TRANSITIONS=407} [2022-11-18 20:08:55,974 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 200 predicate places. [2022-11-18 20:08:55,974 INFO L495 AbstractCegarLoop]: Abstraction has has 401 places, 407 transitions, 2877 flow [2022-11-18 20:08:55,975 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:55,975 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:08:55,975 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:08:55,975 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-11-18 20:08:55,975 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:08:55,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:08:55,976 INFO L85 PathProgramCache]: Analyzing trace with hash 620267571, now seen corresponding path program 23 times [2022-11-18 20:08:55,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:08:55,976 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701229287] [2022-11-18 20:08:55,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:08:55,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:08:56,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:08:57,378 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:08:57,378 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:08:57,378 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701229287] [2022-11-18 20:08:57,378 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1701229287] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:08:57,378 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:08:57,378 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:08:57,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603948926] [2022-11-18 20:08:57,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:08:57,379 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:08:57,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:08:57,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:08:57,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=236, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:08:57,382 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:08:57,384 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 401 places, 407 transitions, 2877 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:57,385 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:08:57,385 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:08:57,385 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:08:59,480 INFO L130 PetriNetUnfolder]: 1748/4509 cut-off events. [2022-11-18 20:08:59,480 INFO L131 PetriNetUnfolder]: For 53044/53064 co-relation queries the response was YES. [2022-11-18 20:08:59,543 INFO L83 FinitePrefix]: Finished finitePrefix Result has 19145 conditions, 4509 events. 1748/4509 cut-off events. For 53044/53064 co-relation queries the response was YES. Maximal size of possible extension queue 350. Compared 40041 event pairs, 685 based on Foata normal form. 9/4324 useless extension candidates. Maximal degree in co-relation 19045. Up to 2393 conditions per place. [2022-11-18 20:08:59,570 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 257 selfloop transitions, 79 changer transitions 5/476 dead transitions. [2022-11-18 20:08:59,570 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 417 places, 476 transitions, 4509 flow [2022-11-18 20:08:59,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-18 20:08:59,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2022-11-18 20:08:59,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 2930 transitions. [2022-11-18 20:08:59,576 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.691527023837621 [2022-11-18 20:08:59,576 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 2930 transitions. [2022-11-18 20:08:59,576 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 2930 transitions. [2022-11-18 20:08:59,578 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:08:59,578 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 2930 transitions. [2022-11-18 20:08:59,585 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 154.21052631578948) internal successors, (2930), 19 states have internal predecessors, (2930), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:59,591 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 223.0) internal successors, (4460), 20 states have internal predecessors, (4460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:59,593 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 223.0) internal successors, (4460), 20 states have internal predecessors, (4460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:59,593 INFO L175 Difference]: Start difference. First operand has 401 places, 407 transitions, 2877 flow. Second operand 19 states and 2930 transitions. [2022-11-18 20:08:59,593 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 417 places, 476 transitions, 4509 flow [2022-11-18 20:08:59,869 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 403 places, 476 transitions, 4406 flow, removed 6 selfloop flow, removed 14 redundant places. [2022-11-18 20:08:59,880 INFO L231 Difference]: Finished difference. Result has 410 places, 418 transitions, 3278 flow [2022-11-18 20:08:59,881 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=2780, PETRI_DIFFERENCE_MINUEND_PLACES=385, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=407, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=70, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=333, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=3278, PETRI_PLACES=410, PETRI_TRANSITIONS=418} [2022-11-18 20:08:59,881 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 209 predicate places. [2022-11-18 20:08:59,882 INFO L495 AbstractCegarLoop]: Abstraction has has 410 places, 418 transitions, 3278 flow [2022-11-18 20:08:59,882 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:08:59,882 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:08:59,883 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:08:59,883 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-11-18 20:08:59,883 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:08:59,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:08:59,884 INFO L85 PathProgramCache]: Analyzing trace with hash 1323435383, now seen corresponding path program 24 times [2022-11-18 20:08:59,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:08:59,884 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391456852] [2022-11-18 20:08:59,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:08:59,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:08:59,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:01,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:09:01,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:09:01,037 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391456852] [2022-11-18 20:09:01,037 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391456852] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:09:01,038 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:09:01,038 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:09:01,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059536287] [2022-11-18 20:09:01,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:09:01,038 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:09:01,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:09:01,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:09:01,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=230, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:09:01,041 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:09:01,043 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 410 places, 418 transitions, 3278 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:01,044 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:09:01,044 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:09:01,044 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:09:02,876 INFO L130 PetriNetUnfolder]: 1758/4530 cut-off events. [2022-11-18 20:09:02,876 INFO L131 PetriNetUnfolder]: For 61657/61677 co-relation queries the response was YES. [2022-11-18 20:09:02,907 INFO L83 FinitePrefix]: Finished finitePrefix Result has 19885 conditions, 4530 events. 1758/4530 cut-off events. For 61657/61677 co-relation queries the response was YES. Maximal size of possible extension queue 356. Compared 40407 event pairs, 754 based on Foata normal form. 9/4337 useless extension candidates. Maximal degree in co-relation 19780. Up to 2553 conditions per place. [2022-11-18 20:09:02,920 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 262 selfloop transitions, 67 changer transitions 5/469 dead transitions. [2022-11-18 20:09:02,921 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 425 places, 469 transitions, 4715 flow [2022-11-18 20:09:02,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-18 20:09:02,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2022-11-18 20:09:02,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2766 transitions. [2022-11-18 20:09:02,926 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6890881913303438 [2022-11-18 20:09:02,926 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 2766 transitions. [2022-11-18 20:09:02,926 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 2766 transitions. [2022-11-18 20:09:02,927 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:09:02,927 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 2766 transitions. [2022-11-18 20:09:02,931 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 153.66666666666666) internal successors, (2766), 18 states have internal predecessors, (2766), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:02,935 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:02,935 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:02,936 INFO L175 Difference]: Start difference. First operand has 410 places, 418 transitions, 3278 flow. Second operand 18 states and 2766 transitions. [2022-11-18 20:09:02,936 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 425 places, 469 transitions, 4715 flow [2022-11-18 20:09:03,207 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 412 places, 469 transitions, 4420 flow, removed 99 selfloop flow, removed 13 redundant places. [2022-11-18 20:09:03,212 INFO L231 Difference]: Finished difference. Result has 416 places, 426 transitions, 3352 flow [2022-11-18 20:09:03,212 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=2997, PETRI_DIFFERENCE_MINUEND_PLACES=395, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=418, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=60, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=356, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=3352, PETRI_PLACES=416, PETRI_TRANSITIONS=426} [2022-11-18 20:09:03,213 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 215 predicate places. [2022-11-18 20:09:03,213 INFO L495 AbstractCegarLoop]: Abstraction has has 416 places, 426 transitions, 3352 flow [2022-11-18 20:09:03,213 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:03,213 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:09:03,214 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:09:03,214 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-11-18 20:09:03,214 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:09:03,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:09:03,214 INFO L85 PathProgramCache]: Analyzing trace with hash -981548343, now seen corresponding path program 25 times [2022-11-18 20:09:03,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:09:03,215 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246705593] [2022-11-18 20:09:03,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:09:03,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:09:03,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:04,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:09:04,574 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:09:04,574 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246705593] [2022-11-18 20:09:04,574 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1246705593] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:09:04,574 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:09:04,575 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:09:04,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372495318] [2022-11-18 20:09:04,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:09:04,575 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:09:04,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:09:04,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:09:04,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=236, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:09:04,579 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:09:04,580 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 416 places, 426 transitions, 3352 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:04,580 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:09:04,581 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:09:04,581 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:09:06,575 INFO L130 PetriNetUnfolder]: 1798/4654 cut-off events. [2022-11-18 20:09:06,575 INFO L131 PetriNetUnfolder]: For 64439/64461 co-relation queries the response was YES. [2022-11-18 20:09:06,612 INFO L83 FinitePrefix]: Finished finitePrefix Result has 20401 conditions, 4654 events. 1798/4654 cut-off events. For 64439/64461 co-relation queries the response was YES. Maximal size of possible extension queue 371. Compared 42118 event pairs, 719 based on Foata normal form. 14/4466 useless extension candidates. Maximal degree in co-relation 20294. Up to 2530 conditions per place. [2022-11-18 20:09:06,628 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 277 selfloop transitions, 75 changer transitions 5/492 dead transitions. [2022-11-18 20:09:06,629 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 432 places, 492 transitions, 4958 flow [2022-11-18 20:09:06,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-18 20:09:06,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2022-11-18 20:09:06,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 2930 transitions. [2022-11-18 20:09:06,633 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.691527023837621 [2022-11-18 20:09:06,633 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 2930 transitions. [2022-11-18 20:09:06,634 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 2930 transitions. [2022-11-18 20:09:06,635 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:09:06,635 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 2930 transitions. [2022-11-18 20:09:06,639 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 154.21052631578948) internal successors, (2930), 19 states have internal predecessors, (2930), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:06,645 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 223.0) internal successors, (4460), 20 states have internal predecessors, (4460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:06,646 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 223.0) internal successors, (4460), 20 states have internal predecessors, (4460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:06,646 INFO L175 Difference]: Start difference. First operand has 416 places, 426 transitions, 3352 flow. Second operand 19 states and 2930 transitions. [2022-11-18 20:09:06,646 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 432 places, 492 transitions, 4958 flow [2022-11-18 20:09:06,917 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 421 places, 492 transitions, 4718 flow, removed 81 selfloop flow, removed 11 redundant places. [2022-11-18 20:09:06,923 INFO L231 Difference]: Finished difference. Result has 427 places, 434 transitions, 3514 flow [2022-11-18 20:09:06,923 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=3128, PETRI_DIFFERENCE_MINUEND_PLACES=403, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=426, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=69, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=353, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=3514, PETRI_PLACES=427, PETRI_TRANSITIONS=434} [2022-11-18 20:09:06,924 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 226 predicate places. [2022-11-18 20:09:06,924 INFO L495 AbstractCegarLoop]: Abstraction has has 427 places, 434 transitions, 3514 flow [2022-11-18 20:09:06,925 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:06,925 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:09:06,925 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:09:06,925 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-11-18 20:09:06,926 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:09:06,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:09:06,926 INFO L85 PathProgramCache]: Analyzing trace with hash 1909270303, now seen corresponding path program 26 times [2022-11-18 20:09:06,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:09:06,927 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062028307] [2022-11-18 20:09:06,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:09:06,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:09:06,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:08,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:09:08,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:09:08,112 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1062028307] [2022-11-18 20:09:08,113 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1062028307] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:09:08,113 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:09:08,113 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:09:08,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811979664] [2022-11-18 20:09:08,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:09:08,113 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:09:08,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:09:08,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:09:08,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=230, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:09:08,117 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:09:08,119 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 427 places, 434 transitions, 3514 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:08,119 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:09:08,119 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:09:08,119 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:09:09,809 INFO L130 PetriNetUnfolder]: 1840/4677 cut-off events. [2022-11-18 20:09:09,810 INFO L131 PetriNetUnfolder]: For 73182/73190 co-relation queries the response was YES. [2022-11-18 20:09:09,865 INFO L83 FinitePrefix]: Finished finitePrefix Result has 21528 conditions, 4677 events. 1840/4677 cut-off events. For 73182/73190 co-relation queries the response was YES. Maximal size of possible extension queue 383. Compared 41627 event pairs, 982 based on Foata normal form. 1/4479 useless extension candidates. Maximal degree in co-relation 21416. Up to 2637 conditions per place. [2022-11-18 20:09:09,884 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 283 selfloop transitions, 72 changer transitions 5/495 dead transitions. [2022-11-18 20:09:09,884 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 442 places, 495 transitions, 5184 flow [2022-11-18 20:09:09,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-18 20:09:09,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2022-11-18 20:09:09,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2780 transitions. [2022-11-18 20:09:09,888 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6925759840558047 [2022-11-18 20:09:09,888 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 2780 transitions. [2022-11-18 20:09:09,888 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 2780 transitions. [2022-11-18 20:09:09,888 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:09:09,888 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 2780 transitions. [2022-11-18 20:09:09,891 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 154.44444444444446) internal successors, (2780), 18 states have internal predecessors, (2780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:09,895 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:09,895 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:09,896 INFO L175 Difference]: Start difference. First operand has 427 places, 434 transitions, 3514 flow. Second operand 18 states and 2780 transitions. [2022-11-18 20:09:09,896 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 442 places, 495 transitions, 5184 flow [2022-11-18 20:09:10,341 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 429 places, 495 transitions, 4900 flow, removed 92 selfloop flow, removed 13 redundant places. [2022-11-18 20:09:10,347 INFO L231 Difference]: Finished difference. Result has 434 places, 440 transitions, 3655 flow [2022-11-18 20:09:10,348 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=3236, PETRI_DIFFERENCE_MINUEND_PLACES=412, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=434, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=67, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=365, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=3655, PETRI_PLACES=434, PETRI_TRANSITIONS=440} [2022-11-18 20:09:10,349 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 233 predicate places. [2022-11-18 20:09:10,349 INFO L495 AbstractCegarLoop]: Abstraction has has 434 places, 440 transitions, 3655 flow [2022-11-18 20:09:10,350 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:10,350 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:09:10,350 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:09:10,350 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-11-18 20:09:10,351 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:09:10,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:09:10,352 INFO L85 PathProgramCache]: Analyzing trace with hash -1435302139, now seen corresponding path program 27 times [2022-11-18 20:09:10,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:09:10,352 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707722097] [2022-11-18 20:09:10,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:09:10,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:09:10,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:11,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:09:11,415 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:09:11,415 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707722097] [2022-11-18 20:09:11,415 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707722097] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:09:11,415 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:09:11,416 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:09:11,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445202071] [2022-11-18 20:09:11,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:09:11,416 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:09:11,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:09:11,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:09:11,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=237, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:09:11,419 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:09:11,421 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 434 places, 440 transitions, 3655 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:11,421 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:09:11,421 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:09:11,421 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:09:13,190 INFO L130 PetriNetUnfolder]: 1840/4766 cut-off events. [2022-11-18 20:09:13,190 INFO L131 PetriNetUnfolder]: For 75608/75630 co-relation queries the response was YES. [2022-11-18 20:09:13,253 INFO L83 FinitePrefix]: Finished finitePrefix Result has 21637 conditions, 4766 events. 1840/4766 cut-off events. For 75608/75630 co-relation queries the response was YES. Maximal size of possible extension queue 388. Compared 43287 event pairs, 769 based on Foata normal form. 14/4578 useless extension candidates. Maximal degree in co-relation 21521. Up to 2673 conditions per place. [2022-11-18 20:09:13,270 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 277 selfloop transitions, 74 changer transitions 5/491 dead transitions. [2022-11-18 20:09:13,270 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 449 places, 491 transitions, 5052 flow [2022-11-18 20:09:13,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-18 20:09:13,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2022-11-18 20:09:13,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2770 transitions. [2022-11-18 20:09:13,273 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6900847035376183 [2022-11-18 20:09:13,273 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 2770 transitions. [2022-11-18 20:09:13,273 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 2770 transitions. [2022-11-18 20:09:13,274 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:09:13,274 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 2770 transitions. [2022-11-18 20:09:13,276 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 153.88888888888889) internal successors, (2770), 18 states have internal predecessors, (2770), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:13,279 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:13,280 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:13,280 INFO L175 Difference]: Start difference. First operand has 434 places, 440 transitions, 3655 flow. Second operand 18 states and 2770 transitions. [2022-11-18 20:09:13,280 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 449 places, 491 transitions, 5052 flow [2022-11-18 20:09:13,598 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 436 places, 491 transitions, 4749 flow, removed 103 selfloop flow, removed 13 redundant places. [2022-11-18 20:09:13,603 INFO L231 Difference]: Finished difference. Result has 440 places, 443 transitions, 3581 flow [2022-11-18 20:09:13,604 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=3354, PETRI_DIFFERENCE_MINUEND_PLACES=419, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=440, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=71, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=367, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=3581, PETRI_PLACES=440, PETRI_TRANSITIONS=443} [2022-11-18 20:09:13,604 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 239 predicate places. [2022-11-18 20:09:13,604 INFO L495 AbstractCegarLoop]: Abstraction has has 440 places, 443 transitions, 3581 flow [2022-11-18 20:09:13,605 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:13,605 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:09:13,605 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:09:13,605 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-11-18 20:09:13,606 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:09:13,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:09:13,606 INFO L85 PathProgramCache]: Analyzing trace with hash -1878050823, now seen corresponding path program 28 times [2022-11-18 20:09:13,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:09:13,606 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135776574] [2022-11-18 20:09:13,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:09:13,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:09:13,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:14,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:09:14,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:09:14,924 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135776574] [2022-11-18 20:09:14,924 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135776574] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:09:14,924 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:09:14,924 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:09:14,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027360232] [2022-11-18 20:09:14,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:09:14,925 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:09:14,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:09:14,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:09:14,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=235, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:09:14,927 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:09:14,929 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 440 places, 443 transitions, 3581 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:14,929 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:09:14,929 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:09:14,929 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:09:16,894 INFO L130 PetriNetUnfolder]: 1912/4952 cut-off events. [2022-11-18 20:09:16,894 INFO L131 PetriNetUnfolder]: For 79535/79557 co-relation queries the response was YES. [2022-11-18 20:09:16,960 INFO L83 FinitePrefix]: Finished finitePrefix Result has 22633 conditions, 4952 events. 1912/4952 cut-off events. For 79535/79557 co-relation queries the response was YES. Maximal size of possible extension queue 409. Compared 45471 event pairs, 780 based on Foata normal form. 14/4754 useless extension candidates. Maximal degree in co-relation 22514. Up to 2732 conditions per place. [2022-11-18 20:09:16,979 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 298 selfloop transitions, 74 changer transitions 5/512 dead transitions. [2022-11-18 20:09:16,979 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 456 places, 512 transitions, 5385 flow [2022-11-18 20:09:16,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-18 20:09:16,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2022-11-18 20:09:16,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 2930 transitions. [2022-11-18 20:09:16,983 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.691527023837621 [2022-11-18 20:09:16,983 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 2930 transitions. [2022-11-18 20:09:16,983 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 2930 transitions. [2022-11-18 20:09:16,984 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:09:16,984 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 2930 transitions. [2022-11-18 20:09:16,988 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 154.21052631578948) internal successors, (2930), 19 states have internal predecessors, (2930), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:16,992 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 223.0) internal successors, (4460), 20 states have internal predecessors, (4460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:16,993 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 223.0) internal successors, (4460), 20 states have internal predecessors, (4460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:16,993 INFO L175 Difference]: Start difference. First operand has 440 places, 443 transitions, 3581 flow. Second operand 19 states and 2930 transitions. [2022-11-18 20:09:16,993 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 456 places, 512 transitions, 5385 flow [2022-11-18 20:09:17,248 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 441 places, 512 transitions, 5147 flow, removed 45 selfloop flow, removed 15 redundant places. [2022-11-18 20:09:17,253 INFO L231 Difference]: Finished difference. Result has 448 places, 454 transitions, 3797 flow [2022-11-18 20:09:17,254 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=3347, PETRI_DIFFERENCE_MINUEND_PLACES=423, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=443, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=65, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=372, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=3797, PETRI_PLACES=448, PETRI_TRANSITIONS=454} [2022-11-18 20:09:17,254 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 247 predicate places. [2022-11-18 20:09:17,254 INFO L495 AbstractCegarLoop]: Abstraction has has 448 places, 454 transitions, 3797 flow [2022-11-18 20:09:17,255 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:17,255 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:09:17,255 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:09:17,255 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-11-18 20:09:17,255 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:09:17,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:09:17,255 INFO L85 PathProgramCache]: Analyzing trace with hash -78135833, now seen corresponding path program 29 times [2022-11-18 20:09:17,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:09:17,256 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037805333] [2022-11-18 20:09:17,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:09:17,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:09:17,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:18,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:09:18,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:09:18,329 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037805333] [2022-11-18 20:09:18,330 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2037805333] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:09:18,330 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:09:18,330 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:09:18,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093262444] [2022-11-18 20:09:18,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:09:18,330 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:09:18,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:09:18,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:09:18,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=236, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:09:18,332 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:09:18,333 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 448 places, 454 transitions, 3797 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:18,333 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:09:18,333 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:09:18,333 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:09:20,303 INFO L130 PetriNetUnfolder]: 1962/5109 cut-off events. [2022-11-18 20:09:20,303 INFO L131 PetriNetUnfolder]: For 90851/90871 co-relation queries the response was YES. [2022-11-18 20:09:20,439 INFO L83 FinitePrefix]: Finished finitePrefix Result has 23731 conditions, 5109 events. 1962/5109 cut-off events. For 90851/90871 co-relation queries the response was YES. Maximal size of possible extension queue 429. Compared 47465 event pairs, 819 based on Foata normal form. 9/4903 useless extension candidates. Maximal degree in co-relation 23608. Up to 2806 conditions per place. [2022-11-18 20:09:20,460 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 296 selfloop transitions, 81 changer transitions 5/517 dead transitions. [2022-11-18 20:09:20,460 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 464 places, 517 transitions, 5515 flow [2022-11-18 20:09:20,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-18 20:09:20,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2022-11-18 20:09:20,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 2928 transitions. [2022-11-18 20:09:20,464 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6910549917394383 [2022-11-18 20:09:20,464 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 2928 transitions. [2022-11-18 20:09:20,464 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 2928 transitions. [2022-11-18 20:09:20,465 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:09:20,465 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 2928 transitions. [2022-11-18 20:09:20,469 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 154.10526315789474) internal successors, (2928), 19 states have internal predecessors, (2928), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:20,471 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 223.0) internal successors, (4460), 20 states have internal predecessors, (4460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:20,471 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 223.0) internal successors, (4460), 20 states have internal predecessors, (4460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:20,472 INFO L175 Difference]: Start difference. First operand has 448 places, 454 transitions, 3797 flow. Second operand 19 states and 2928 transitions. [2022-11-18 20:09:20,472 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 464 places, 517 transitions, 5515 flow [2022-11-18 20:09:20,834 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 453 places, 517 transitions, 5223 flow, removed 114 selfloop flow, removed 11 redundant places. [2022-11-18 20:09:20,840 INFO L231 Difference]: Finished difference. Result has 458 places, 463 transitions, 4004 flow [2022-11-18 20:09:20,841 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=3527, PETRI_DIFFERENCE_MINUEND_PLACES=435, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=454, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=73, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=375, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=4004, PETRI_PLACES=458, PETRI_TRANSITIONS=463} [2022-11-18 20:09:20,841 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 257 predicate places. [2022-11-18 20:09:20,841 INFO L495 AbstractCegarLoop]: Abstraction has has 458 places, 463 transitions, 4004 flow [2022-11-18 20:09:20,842 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:20,842 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:09:20,842 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:09:20,842 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-11-18 20:09:20,842 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:09:20,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:09:20,843 INFO L85 PathProgramCache]: Analyzing trace with hash 2111307937, now seen corresponding path program 30 times [2022-11-18 20:09:20,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:09:20,843 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453400242] [2022-11-18 20:09:20,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:09:20,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:09:20,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:21,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:09:21,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:09:21,939 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453400242] [2022-11-18 20:09:21,940 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453400242] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:09:21,940 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:09:21,940 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:09:21,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430969578] [2022-11-18 20:09:21,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:09:21,941 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:09:21,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:09:21,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:09:21,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=234, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:09:21,943 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:09:21,945 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 458 places, 463 transitions, 4004 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:21,945 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:09:21,945 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:09:21,946 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:09:24,306 INFO L130 PetriNetUnfolder]: 2018/5211 cut-off events. [2022-11-18 20:09:24,306 INFO L131 PetriNetUnfolder]: For 96328/96350 co-relation queries the response was YES. [2022-11-18 20:09:24,366 INFO L83 FinitePrefix]: Finished finitePrefix Result has 24561 conditions, 5211 events. 2018/5211 cut-off events. For 96328/96350 co-relation queries the response was YES. Maximal size of possible extension queue 443. Compared 48550 event pairs, 847 based on Foata normal form. 14/5001 useless extension candidates. Maximal degree in co-relation 24434. Up to 2918 conditions per place. [2022-11-18 20:09:24,392 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 312 selfloop transitions, 78 changer transitions 5/530 dead transitions. [2022-11-18 20:09:24,392 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 474 places, 530 transitions, 5884 flow [2022-11-18 20:09:24,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-18 20:09:24,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2022-11-18 20:09:24,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 2930 transitions. [2022-11-18 20:09:24,395 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.691527023837621 [2022-11-18 20:09:24,395 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 2930 transitions. [2022-11-18 20:09:24,395 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 2930 transitions. [2022-11-18 20:09:24,396 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:09:24,396 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 2930 transitions. [2022-11-18 20:09:24,398 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 154.21052631578948) internal successors, (2930), 19 states have internal predecessors, (2930), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:24,401 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 223.0) internal successors, (4460), 20 states have internal predecessors, (4460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:24,402 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 223.0) internal successors, (4460), 20 states have internal predecessors, (4460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:24,403 INFO L175 Difference]: Start difference. First operand has 458 places, 463 transitions, 4004 flow. Second operand 19 states and 2930 transitions. [2022-11-18 20:09:24,403 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 474 places, 530 transitions, 5884 flow [2022-11-18 20:09:24,772 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 460 places, 530 transitions, 5531 flow, removed 122 selfloop flow, removed 14 redundant places. [2022-11-18 20:09:24,781 INFO L231 Difference]: Finished difference. Result has 466 places, 475 transitions, 4193 flow [2022-11-18 20:09:24,782 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=3654, PETRI_DIFFERENCE_MINUEND_PLACES=442, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=463, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=67, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=388, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=4193, PETRI_PLACES=466, PETRI_TRANSITIONS=475} [2022-11-18 20:09:24,783 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 265 predicate places. [2022-11-18 20:09:24,783 INFO L495 AbstractCegarLoop]: Abstraction has has 466 places, 475 transitions, 4193 flow [2022-11-18 20:09:24,784 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:24,784 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:09:24,784 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:09:24,784 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-11-18 20:09:24,785 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:09:24,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:09:24,785 INFO L85 PathProgramCache]: Analyzing trace with hash -2056884337, now seen corresponding path program 31 times [2022-11-18 20:09:24,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:09:24,785 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553786570] [2022-11-18 20:09:24,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:09:24,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:09:24,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:25,801 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:09:25,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:09:25,802 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553786570] [2022-11-18 20:09:25,802 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553786570] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:09:25,802 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:09:25,802 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:09:25,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127096749] [2022-11-18 20:09:25,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:09:25,803 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:09:25,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:09:25,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:09:25,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=233, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:09:25,807 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:09:25,808 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 466 places, 475 transitions, 4193 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:25,808 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:09:25,808 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:09:25,808 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:09:28,084 INFO L130 PetriNetUnfolder]: 2069/5382 cut-off events. [2022-11-18 20:09:28,084 INFO L131 PetriNetUnfolder]: For 105668/105688 co-relation queries the response was YES. [2022-11-18 20:09:28,192 INFO L83 FinitePrefix]: Finished finitePrefix Result has 25715 conditions, 5382 events. 2069/5382 cut-off events. For 105668/105688 co-relation queries the response was YES. Maximal size of possible extension queue 457. Compared 50521 event pairs, 897 based on Foata normal form. 9/5158 useless extension candidates. Maximal degree in co-relation 25583. Up to 3012 conditions per place. [2022-11-18 20:09:28,215 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 326 selfloop transitions, 76 changer transitions 5/542 dead transitions. [2022-11-18 20:09:28,215 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 482 places, 542 transitions, 6207 flow [2022-11-18 20:09:28,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-18 20:09:28,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2022-11-18 20:09:28,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 2934 transitions. [2022-11-18 20:09:28,219 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6924710880339863 [2022-11-18 20:09:28,219 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 2934 transitions. [2022-11-18 20:09:28,219 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 2934 transitions. [2022-11-18 20:09:28,220 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:09:28,220 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 2934 transitions. [2022-11-18 20:09:28,222 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 154.42105263157896) internal successors, (2934), 19 states have internal predecessors, (2934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:28,225 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 223.0) internal successors, (4460), 20 states have internal predecessors, (4460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:28,226 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 223.0) internal successors, (4460), 20 states have internal predecessors, (4460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:28,226 INFO L175 Difference]: Start difference. First operand has 466 places, 475 transitions, 4193 flow. Second operand 19 states and 2934 transitions. [2022-11-18 20:09:28,226 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 482 places, 542 transitions, 6207 flow [2022-11-18 20:09:28,669 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 469 places, 542 transitions, 5837 flow, removed 134 selfloop flow, removed 13 redundant places. [2022-11-18 20:09:28,678 INFO L231 Difference]: Finished difference. Result has 474 places, 482 transitions, 4308 flow [2022-11-18 20:09:28,679 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=3830, PETRI_DIFFERENCE_MINUEND_PLACES=451, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=475, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=70, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=402, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=4308, PETRI_PLACES=474, PETRI_TRANSITIONS=482} [2022-11-18 20:09:28,679 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 273 predicate places. [2022-11-18 20:09:28,679 INFO L495 AbstractCegarLoop]: Abstraction has has 474 places, 482 transitions, 4308 flow [2022-11-18 20:09:28,680 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:28,680 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:09:28,680 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:09:28,681 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-11-18 20:09:28,681 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:09:28,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:09:28,682 INFO L85 PathProgramCache]: Analyzing trace with hash -8253635, now seen corresponding path program 32 times [2022-11-18 20:09:28,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:09:28,682 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546457605] [2022-11-18 20:09:28,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:09:28,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:09:28,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:29,875 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:09:29,875 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:09:29,875 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1546457605] [2022-11-18 20:09:29,875 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1546457605] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:09:29,875 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:09:29,876 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:09:29,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328883097] [2022-11-18 20:09:29,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:09:29,876 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:09:29,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:09:29,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:09:29,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=229, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:09:29,878 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:09:29,880 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 474 places, 482 transitions, 4308 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:29,880 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:09:29,880 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:09:29,880 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:09:32,023 INFO L130 PetriNetUnfolder]: 2120/5523 cut-off events. [2022-11-18 20:09:32,023 INFO L131 PetriNetUnfolder]: For 116443/116465 co-relation queries the response was YES. [2022-11-18 20:09:32,137 INFO L83 FinitePrefix]: Finished finitePrefix Result has 26805 conditions, 5523 events. 2120/5523 cut-off events. For 116443/116465 co-relation queries the response was YES. Maximal size of possible extension queue 475. Compared 52294 event pairs, 920 based on Foata normal form. 14/5298 useless extension candidates. Maximal degree in co-relation 26669. Up to 3088 conditions per place. [2022-11-18 20:09:32,162 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 331 selfloop transitions, 74 changer transitions 5/545 dead transitions. [2022-11-18 20:09:32,162 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 489 places, 545 transitions, 6289 flow [2022-11-18 20:09:32,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-18 20:09:32,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2022-11-18 20:09:32,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2782 transitions. [2022-11-18 20:09:32,166 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.693074240159442 [2022-11-18 20:09:32,166 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 2782 transitions. [2022-11-18 20:09:32,167 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 2782 transitions. [2022-11-18 20:09:32,168 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:09:32,168 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 2782 transitions. [2022-11-18 20:09:32,171 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 154.55555555555554) internal successors, (2782), 18 states have internal predecessors, (2782), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:32,175 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:32,176 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:32,176 INFO L175 Difference]: Start difference. First operand has 474 places, 482 transitions, 4308 flow. Second operand 18 states and 2782 transitions. [2022-11-18 20:09:32,176 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 489 places, 545 transitions, 6289 flow [2022-11-18 20:09:32,735 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 475 places, 545 transitions, 5950 flow, removed 116 selfloop flow, removed 14 redundant places. [2022-11-18 20:09:32,741 INFO L231 Difference]: Finished difference. Result has 480 places, 489 transitions, 4468 flow [2022-11-18 20:09:32,741 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=3976, PETRI_DIFFERENCE_MINUEND_PLACES=458, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=482, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=68, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=411, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=4468, PETRI_PLACES=480, PETRI_TRANSITIONS=489} [2022-11-18 20:09:32,742 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 279 predicate places. [2022-11-18 20:09:32,742 INFO L495 AbstractCegarLoop]: Abstraction has has 480 places, 489 transitions, 4468 flow [2022-11-18 20:09:32,742 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:32,742 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:09:32,742 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:09:32,743 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-11-18 20:09:32,743 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:09:32,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:09:32,743 INFO L85 PathProgramCache]: Analyzing trace with hash -1754171415, now seen corresponding path program 33 times [2022-11-18 20:09:32,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:09:32,743 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104055892] [2022-11-18 20:09:32,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:09:32,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:09:32,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:33,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:09:33,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:09:33,684 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104055892] [2022-11-18 20:09:33,685 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104055892] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:09:33,685 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:09:33,685 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:09:33,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066718885] [2022-11-18 20:09:33,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:09:33,687 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:09:33,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:09:33,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:09:33,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=233, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:09:33,690 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:09:33,691 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 480 places, 489 transitions, 4468 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:33,691 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:09:33,692 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:09:33,692 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:09:35,844 INFO L130 PetriNetUnfolder]: 2147/5475 cut-off events. [2022-11-18 20:09:35,844 INFO L131 PetriNetUnfolder]: For 119191/119201 co-relation queries the response was YES. [2022-11-18 20:09:35,943 INFO L83 FinitePrefix]: Finished finitePrefix Result has 27247 conditions, 5475 events. 2147/5475 cut-off events. For 119191/119201 co-relation queries the response was YES. Maximal size of possible extension queue 479. Compared 51031 event pairs, 1130 based on Foata normal form. 2/5247 useless extension candidates. Maximal degree in co-relation 27107. Up to 3160 conditions per place. [2022-11-18 20:09:35,965 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 331 selfloop transitions, 79 changer transitions 5/550 dead transitions. [2022-11-18 20:09:35,966 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 495 places, 550 transitions, 6368 flow [2022-11-18 20:09:35,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-18 20:09:35,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2022-11-18 20:09:35,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2776 transitions. [2022-11-18 20:09:35,970 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6915794718485302 [2022-11-18 20:09:35,970 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 2776 transitions. [2022-11-18 20:09:35,970 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 2776 transitions. [2022-11-18 20:09:35,971 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:09:35,971 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 2776 transitions. [2022-11-18 20:09:35,974 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 154.22222222222223) internal successors, (2776), 18 states have internal predecessors, (2776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:35,977 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:35,978 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:35,978 INFO L175 Difference]: Start difference. First operand has 480 places, 489 transitions, 4468 flow. Second operand 18 states and 2776 transitions. [2022-11-18 20:09:35,979 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 495 places, 550 transitions, 6368 flow [2022-11-18 20:09:36,529 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 483 places, 550 transitions, 6064 flow, removed 119 selfloop flow, removed 12 redundant places. [2022-11-18 20:09:36,536 INFO L231 Difference]: Finished difference. Result has 488 places, 499 transitions, 4595 flow [2022-11-18 20:09:36,537 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=4166, PETRI_DIFFERENCE_MINUEND_PLACES=466, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=489, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=70, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=414, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=4595, PETRI_PLACES=488, PETRI_TRANSITIONS=499} [2022-11-18 20:09:36,537 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 287 predicate places. [2022-11-18 20:09:36,537 INFO L495 AbstractCegarLoop]: Abstraction has has 488 places, 499 transitions, 4595 flow [2022-11-18 20:09:36,538 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:36,538 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:09:36,539 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:09:36,539 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-11-18 20:09:36,539 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:09:36,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:09:36,540 INFO L85 PathProgramCache]: Analyzing trace with hash 1881360341, now seen corresponding path program 34 times [2022-11-18 20:09:36,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:09:36,540 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861000267] [2022-11-18 20:09:36,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:09:36,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:09:36,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:37,624 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:09:37,625 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:09:37,625 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861000267] [2022-11-18 20:09:37,625 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [861000267] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:09:37,625 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:09:37,625 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:09:37,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657635678] [2022-11-18 20:09:37,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:09:37,626 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:09:37,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:09:37,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:09:37,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=230, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:09:37,629 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:09:37,630 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 488 places, 499 transitions, 4595 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:37,631 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:09:37,631 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:09:37,631 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:09:39,787 INFO L130 PetriNetUnfolder]: 2153/5626 cut-off events. [2022-11-18 20:09:39,787 INFO L131 PetriNetUnfolder]: For 111827/111847 co-relation queries the response was YES. [2022-11-18 20:09:39,842 INFO L83 FinitePrefix]: Finished finitePrefix Result has 27238 conditions, 5626 events. 2153/5626 cut-off events. For 111827/111847 co-relation queries the response was YES. Maximal size of possible extension queue 489. Compared 53390 event pairs, 960 based on Foata normal form. 9/5387 useless extension candidates. Maximal degree in co-relation 27094. Up to 3174 conditions per place. [2022-11-18 20:09:39,861 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 333 selfloop transitions, 77 changer transitions 5/550 dead transitions. [2022-11-18 20:09:39,861 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 503 places, 550 transitions, 6270 flow [2022-11-18 20:09:39,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-18 20:09:39,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2022-11-18 20:09:39,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2773 transitions. [2022-11-18 20:09:39,864 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6908320876930742 [2022-11-18 20:09:39,864 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 2773 transitions. [2022-11-18 20:09:39,864 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 2773 transitions. [2022-11-18 20:09:39,865 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:09:39,865 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 2773 transitions. [2022-11-18 20:09:39,867 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 154.05555555555554) internal successors, (2773), 18 states have internal predecessors, (2773), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:39,870 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:39,871 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:39,871 INFO L175 Difference]: Start difference. First operand has 488 places, 499 transitions, 4595 flow. Second operand 18 states and 2773 transitions. [2022-11-18 20:09:39,871 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 503 places, 550 transitions, 6270 flow [2022-11-18 20:09:40,263 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 491 places, 550 transitions, 6063 flow, removed 50 selfloop flow, removed 12 redundant places. [2022-11-18 20:09:40,269 INFO L231 Difference]: Finished difference. Result has 495 places, 503 transitions, 4667 flow [2022-11-18 20:09:40,270 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=4391, PETRI_DIFFERENCE_MINUEND_PLACES=474, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=499, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=73, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=424, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=4667, PETRI_PLACES=495, PETRI_TRANSITIONS=503} [2022-11-18 20:09:40,270 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 294 predicate places. [2022-11-18 20:09:40,271 INFO L495 AbstractCegarLoop]: Abstraction has has 495 places, 503 transitions, 4667 flow [2022-11-18 20:09:40,271 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:40,271 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:09:40,271 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:09:40,272 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-11-18 20:09:40,272 INFO L420 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:09:40,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:09:40,272 INFO L85 PathProgramCache]: Analyzing trace with hash -1328856865, now seen corresponding path program 35 times [2022-11-18 20:09:40,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:09:40,273 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291141138] [2022-11-18 20:09:40,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:09:40,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:09:40,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:41,154 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:09:41,154 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:09:41,154 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291141138] [2022-11-18 20:09:41,154 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1291141138] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:09:41,155 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:09:41,155 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:09:41,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955376970] [2022-11-18 20:09:41,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:09:41,155 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:09:41,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:09:41,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:09:41,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=231, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:09:41,158 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:09:41,160 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 495 places, 503 transitions, 4667 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:41,161 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:09:41,161 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:09:41,161 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:09:43,666 INFO L130 PetriNetUnfolder]: 2159/5622 cut-off events. [2022-11-18 20:09:43,666 INFO L131 PetriNetUnfolder]: For 112806/112828 co-relation queries the response was YES. [2022-11-18 20:09:43,724 INFO L83 FinitePrefix]: Finished finitePrefix Result has 27287 conditions, 5622 events. 2159/5622 cut-off events. For 112806/112828 co-relation queries the response was YES. Maximal size of possible extension queue 489. Compared 53527 event pairs, 934 based on Foata normal form. 14/5394 useless extension candidates. Maximal degree in co-relation 27141. Up to 3173 conditions per place. [2022-11-18 20:09:43,745 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 336 selfloop transitions, 83 changer transitions 5/559 dead transitions. [2022-11-18 20:09:43,746 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 510 places, 559 transitions, 6516 flow [2022-11-18 20:09:43,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-18 20:09:43,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2022-11-18 20:09:43,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2775 transitions. [2022-11-18 20:09:43,750 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6913303437967115 [2022-11-18 20:09:43,750 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 2775 transitions. [2022-11-18 20:09:43,750 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 2775 transitions. [2022-11-18 20:09:43,751 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:09:43,752 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 2775 transitions. [2022-11-18 20:09:43,755 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 154.16666666666666) internal successors, (2775), 18 states have internal predecessors, (2775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:43,759 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:43,760 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:43,761 INFO L175 Difference]: Start difference. First operand has 495 places, 503 transitions, 4667 flow. Second operand 18 states and 2775 transitions. [2022-11-18 20:09:43,761 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 510 places, 559 transitions, 6516 flow [2022-11-18 20:09:44,131 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 495 places, 559 transitions, 6258 flow, removed 52 selfloop flow, removed 15 redundant places. [2022-11-18 20:09:44,140 INFO L231 Difference]: Finished difference. Result has 500 places, 511 transitions, 4856 flow [2022-11-18 20:09:44,141 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=4415, PETRI_DIFFERENCE_MINUEND_PLACES=478, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=503, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=75, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=423, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=4856, PETRI_PLACES=500, PETRI_TRANSITIONS=511} [2022-11-18 20:09:44,141 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 299 predicate places. [2022-11-18 20:09:44,141 INFO L495 AbstractCegarLoop]: Abstraction has has 500 places, 511 transitions, 4856 flow [2022-11-18 20:09:44,142 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:44,142 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:09:44,142 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:09:44,142 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-11-18 20:09:44,143 INFO L420 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:09:44,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:09:44,143 INFO L85 PathProgramCache]: Analyzing trace with hash -552762249, now seen corresponding path program 36 times [2022-11-18 20:09:44,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:09:44,143 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895314768] [2022-11-18 20:09:44,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:09:44,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:09:44,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:45,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:09:45,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:09:45,060 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895314768] [2022-11-18 20:09:45,060 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [895314768] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:09:45,060 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:09:45,060 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:09:45,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743122455] [2022-11-18 20:09:45,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:09:45,061 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:09:45,061 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:09:45,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:09:45,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=234, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:09:45,064 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:09:45,065 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 500 places, 511 transitions, 4856 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:45,066 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:09:45,066 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:09:45,066 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:09:47,257 INFO L130 PetriNetUnfolder]: 2159/5508 cut-off events. [2022-11-18 20:09:47,258 INFO L131 PetriNetUnfolder]: For 114467/114475 co-relation queries the response was YES. [2022-11-18 20:09:47,367 INFO L83 FinitePrefix]: Finished finitePrefix Result has 27176 conditions, 5508 events. 2159/5508 cut-off events. For 114467/114475 co-relation queries the response was YES. Maximal size of possible extension queue 484. Compared 51409 event pairs, 1149 based on Foata normal form. 1/5282 useless extension candidates. Maximal degree in co-relation 27027. Up to 3147 conditions per place. [2022-11-18 20:09:47,390 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 338 selfloop transitions, 83 changer transitions 5/561 dead transitions. [2022-11-18 20:09:47,390 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 515 places, 561 transitions, 6547 flow [2022-11-18 20:09:47,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-18 20:09:47,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2022-11-18 20:09:47,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2771 transitions. [2022-11-18 20:09:47,393 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.690333831589437 [2022-11-18 20:09:47,393 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 2771 transitions. [2022-11-18 20:09:47,393 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 2771 transitions. [2022-11-18 20:09:47,394 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:09:47,394 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 2771 transitions. [2022-11-18 20:09:47,398 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 153.94444444444446) internal successors, (2771), 18 states have internal predecessors, (2771), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:47,401 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:47,402 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:47,402 INFO L175 Difference]: Start difference. First operand has 500 places, 511 transitions, 4856 flow. Second operand 18 states and 2771 transitions. [2022-11-18 20:09:47,402 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 515 places, 561 transitions, 6547 flow [2022-11-18 20:09:47,827 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 501 places, 561 transitions, 6237 flow, removed 94 selfloop flow, removed 14 redundant places. [2022-11-18 20:09:47,834 INFO L231 Difference]: Finished difference. Result has 505 places, 514 transitions, 4810 flow [2022-11-18 20:09:47,834 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=4548, PETRI_DIFFERENCE_MINUEND_PLACES=484, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=511, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=80, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=429, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=4810, PETRI_PLACES=505, PETRI_TRANSITIONS=514} [2022-11-18 20:09:47,835 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 304 predicate places. [2022-11-18 20:09:47,835 INFO L495 AbstractCegarLoop]: Abstraction has has 505 places, 514 transitions, 4810 flow [2022-11-18 20:09:47,836 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:47,836 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:09:47,836 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:09:47,836 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-11-18 20:09:47,836 INFO L420 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:09:47,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:09:47,837 INFO L85 PathProgramCache]: Analyzing trace with hash -793449355, now seen corresponding path program 37 times [2022-11-18 20:09:47,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:09:47,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448788204] [2022-11-18 20:09:47,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:09:47,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:09:47,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:48,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:09:48,788 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:09:48,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448788204] [2022-11-18 20:09:48,789 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448788204] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:09:48,789 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:09:48,789 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:09:48,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507283257] [2022-11-18 20:09:48,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:09:48,790 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:09:48,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:09:48,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:09:48,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:09:48,792 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:09:48,793 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 505 places, 514 transitions, 4810 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:48,793 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:09:48,793 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:09:48,793 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:09:50,904 INFO L130 PetriNetUnfolder]: 2159/5599 cut-off events. [2022-11-18 20:09:50,905 INFO L131 PetriNetUnfolder]: For 112528/112550 co-relation queries the response was YES. [2022-11-18 20:09:50,992 INFO L83 FinitePrefix]: Finished finitePrefix Result has 27067 conditions, 5599 events. 2159/5599 cut-off events. For 112528/112550 co-relation queries the response was YES. Maximal size of possible extension queue 489. Compared 53190 event pairs, 939 based on Foata normal form. 14/5374 useless extension candidates. Maximal degree in co-relation 26917. Up to 3155 conditions per place. [2022-11-18 20:09:51,015 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 342 selfloop transitions, 80 changer transitions 5/562 dead transitions. [2022-11-18 20:09:51,015 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 520 places, 562 transitions, 6499 flow [2022-11-18 20:09:51,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-18 20:09:51,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2022-11-18 20:09:51,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2769 transitions. [2022-11-18 20:09:51,018 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6898355754857997 [2022-11-18 20:09:51,018 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 2769 transitions. [2022-11-18 20:09:51,018 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 2769 transitions. [2022-11-18 20:09:51,019 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:09:51,019 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 2769 transitions. [2022-11-18 20:09:51,021 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 153.83333333333334) internal successors, (2769), 18 states have internal predecessors, (2769), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:51,023 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:51,023 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:51,023 INFO L175 Difference]: Start difference. First operand has 505 places, 514 transitions, 4810 flow. Second operand 18 states and 2769 transitions. [2022-11-18 20:09:51,023 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 520 places, 562 transitions, 6499 flow [2022-11-18 20:09:51,473 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 505 places, 562 transitions, 6263 flow, removed 37 selfloop flow, removed 15 redundant places. [2022-11-18 20:09:51,479 INFO L231 Difference]: Finished difference. Result has 509 places, 517 transitions, 4835 flow [2022-11-18 20:09:51,479 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=4576, PETRI_DIFFERENCE_MINUEND_PLACES=488, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=514, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=77, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=435, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=4835, PETRI_PLACES=509, PETRI_TRANSITIONS=517} [2022-11-18 20:09:51,480 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 308 predicate places. [2022-11-18 20:09:51,480 INFO L495 AbstractCegarLoop]: Abstraction has has 509 places, 517 transitions, 4835 flow [2022-11-18 20:09:51,481 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:51,481 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:09:51,481 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:09:51,481 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-11-18 20:09:51,481 INFO L420 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:09:51,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:09:51,482 INFO L85 PathProgramCache]: Analyzing trace with hash -989847269, now seen corresponding path program 38 times [2022-11-18 20:09:51,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:09:51,482 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451472377] [2022-11-18 20:09:51,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:09:51,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:09:51,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:52,260 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:09:52,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:09:52,260 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451472377] [2022-11-18 20:09:52,260 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1451472377] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:09:52,260 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:09:52,261 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:09:52,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153447112] [2022-11-18 20:09:52,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:09:52,261 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:09:52,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:09:52,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:09:52,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=229, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:09:52,265 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:09:52,267 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 509 places, 517 transitions, 4835 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:52,267 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:09:52,267 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:09:52,267 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:09:54,141 INFO L130 PetriNetUnfolder]: 2159/5493 cut-off events. [2022-11-18 20:09:54,141 INFO L131 PetriNetUnfolder]: For 112059/112069 co-relation queries the response was YES. [2022-11-18 20:09:54,246 INFO L83 FinitePrefix]: Finished finitePrefix Result has 26905 conditions, 5493 events. 2159/5493 cut-off events. For 112059/112069 co-relation queries the response was YES. Maximal size of possible extension queue 483. Compared 51488 event pairs, 1142 based on Foata normal form. 2/5264 useless extension candidates. Maximal degree in co-relation 26753. Up to 3161 conditions per place. [2022-11-18 20:09:54,268 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 346 selfloop transitions, 78 changer transitions 5/564 dead transitions. [2022-11-18 20:09:54,268 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 524 places, 564 transitions, 6506 flow [2022-11-18 20:09:54,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-18 20:09:54,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2022-11-18 20:09:54,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2768 transitions. [2022-11-18 20:09:54,271 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6895864474339811 [2022-11-18 20:09:54,271 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 2768 transitions. [2022-11-18 20:09:54,271 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 2768 transitions. [2022-11-18 20:09:54,272 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:09:54,272 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 2768 transitions. [2022-11-18 20:09:54,274 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 153.77777777777777) internal successors, (2768), 18 states have internal predecessors, (2768), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:54,278 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:54,278 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:54,279 INFO L175 Difference]: Start difference. First operand has 509 places, 517 transitions, 4835 flow. Second operand 18 states and 2768 transitions. [2022-11-18 20:09:54,279 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 524 places, 564 transitions, 6506 flow [2022-11-18 20:09:54,646 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 509 places, 564 transitions, 6244 flow, removed 52 selfloop flow, removed 15 redundant places. [2022-11-18 20:09:54,652 INFO L231 Difference]: Finished difference. Result has 513 places, 520 transitions, 4797 flow [2022-11-18 20:09:54,652 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=4577, PETRI_DIFFERENCE_MINUEND_PLACES=492, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=517, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=75, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=440, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=4797, PETRI_PLACES=513, PETRI_TRANSITIONS=520} [2022-11-18 20:09:54,653 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 312 predicate places. [2022-11-18 20:09:54,653 INFO L495 AbstractCegarLoop]: Abstraction has has 513 places, 520 transitions, 4797 flow [2022-11-18 20:09:54,653 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:54,653 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:09:54,653 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:09:54,653 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-11-18 20:09:54,653 INFO L420 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:09:54,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:09:54,654 INFO L85 PathProgramCache]: Analyzing trace with hash -1039883207, now seen corresponding path program 39 times [2022-11-18 20:09:54,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:09:54,654 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816447507] [2022-11-18 20:09:54,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:09:54,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:09:54,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:55,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:09:55,650 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:09:55,650 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [816447507] [2022-11-18 20:09:55,650 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [816447507] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:09:55,650 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:09:55,650 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:09:55,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796065280] [2022-11-18 20:09:55,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:09:55,651 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:09:55,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:09:55,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:09:55,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=235, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:09:55,653 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:09:55,654 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 513 places, 520 transitions, 4797 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:55,654 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:09:55,654 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:09:55,654 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:09:58,123 INFO L130 PetriNetUnfolder]: 2201/5643 cut-off events. [2022-11-18 20:09:58,123 INFO L131 PetriNetUnfolder]: For 125258/125268 co-relation queries the response was YES. [2022-11-18 20:09:58,178 INFO L83 FinitePrefix]: Finished finitePrefix Result has 28015 conditions, 5643 events. 2201/5643 cut-off events. For 125258/125268 co-relation queries the response was YES. Maximal size of possible extension queue 499. Compared 53377 event pairs, 1150 based on Foata normal form. 1/5413 useless extension candidates. Maximal degree in co-relation 27861. Up to 3170 conditions per place. [2022-11-18 20:09:58,197 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 361 selfloop transitions, 86 changer transitions 5/587 dead transitions. [2022-11-18 20:09:58,197 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 529 places, 587 transitions, 7092 flow [2022-11-18 20:09:58,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-18 20:09:58,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2022-11-18 20:09:58,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 2934 transitions. [2022-11-18 20:09:58,201 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6924710880339863 [2022-11-18 20:09:58,201 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 2934 transitions. [2022-11-18 20:09:58,201 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 2934 transitions. [2022-11-18 20:09:58,202 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:09:58,202 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 2934 transitions. [2022-11-18 20:09:58,205 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 154.42105263157896) internal successors, (2934), 19 states have internal predecessors, (2934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:58,208 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 223.0) internal successors, (4460), 20 states have internal predecessors, (4460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:58,209 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 223.0) internal successors, (4460), 20 states have internal predecessors, (4460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:58,209 INFO L175 Difference]: Start difference. First operand has 513 places, 520 transitions, 4797 flow. Second operand 19 states and 2934 transitions. [2022-11-18 20:09:58,210 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 529 places, 587 transitions, 7092 flow [2022-11-18 20:09:58,677 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 515 places, 587 transitions, 6970 flow, removed 6 selfloop flow, removed 14 redundant places. [2022-11-18 20:09:58,685 INFO L231 Difference]: Finished difference. Result has 521 places, 527 transitions, 5243 flow [2022-11-18 20:09:58,686 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=4681, PETRI_DIFFERENCE_MINUEND_PLACES=497, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=520, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=80, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=437, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=5243, PETRI_PLACES=521, PETRI_TRANSITIONS=527} [2022-11-18 20:09:58,687 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 320 predicate places. [2022-11-18 20:09:58,687 INFO L495 AbstractCegarLoop]: Abstraction has has 521 places, 527 transitions, 5243 flow [2022-11-18 20:09:58,687 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:58,688 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:09:58,688 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:09:58,688 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-11-18 20:09:58,688 INFO L420 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:09:58,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:09:58,689 INFO L85 PathProgramCache]: Analyzing trace with hash 104351171, now seen corresponding path program 40 times [2022-11-18 20:09:58,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:09:58,689 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131822218] [2022-11-18 20:09:58,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:09:58,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:09:58,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:09:59,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:09:59,564 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:09:59,565 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131822218] [2022-11-18 20:09:59,566 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2131822218] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:09:59,566 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:09:59,566 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:09:59,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351733213] [2022-11-18 20:09:59,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:09:59,567 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:09:59,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:09:59,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:09:59,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=229, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:09:59,570 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:09:59,573 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 521 places, 527 transitions, 5243 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:09:59,573 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:09:59,573 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:09:59,573 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:10:02,221 INFO L130 PetriNetUnfolder]: 2211/5653 cut-off events. [2022-11-18 20:10:02,222 INFO L131 PetriNetUnfolder]: For 138831/138841 co-relation queries the response was YES. [2022-11-18 20:10:02,306 INFO L83 FinitePrefix]: Finished finitePrefix Result has 28696 conditions, 5653 events. 2211/5653 cut-off events. For 138831/138841 co-relation queries the response was YES. Maximal size of possible extension queue 502. Compared 53426 event pairs, 1201 based on Foata normal form. 1/5416 useless extension candidates. Maximal degree in co-relation 28538. Up to 3259 conditions per place. [2022-11-18 20:10:02,333 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 355 selfloop transitions, 84 changer transitions 5/579 dead transitions. [2022-11-18 20:10:02,333 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 536 places, 579 transitions, 7250 flow [2022-11-18 20:10:02,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-18 20:10:02,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2022-11-18 20:10:02,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2770 transitions. [2022-11-18 20:10:02,337 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6900847035376183 [2022-11-18 20:10:02,337 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 2770 transitions. [2022-11-18 20:10:02,338 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 2770 transitions. [2022-11-18 20:10:02,338 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:10:02,338 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 2770 transitions. [2022-11-18 20:10:02,341 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 153.88888888888889) internal successors, (2770), 18 states have internal predecessors, (2770), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:02,344 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:02,345 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:02,345 INFO L175 Difference]: Start difference. First operand has 521 places, 527 transitions, 5243 flow. Second operand 18 states and 2770 transitions. [2022-11-18 20:10:02,345 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 536 places, 579 transitions, 7250 flow [2022-11-18 20:10:02,897 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 522 places, 579 transitions, 6820 flow, removed 152 selfloop flow, removed 14 redundant places. [2022-11-18 20:10:02,905 INFO L231 Difference]: Finished difference. Result has 526 places, 535 transitions, 5330 flow [2022-11-18 20:10:02,905 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=4821, PETRI_DIFFERENCE_MINUEND_PLACES=505, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=527, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=77, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=448, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=5330, PETRI_PLACES=526, PETRI_TRANSITIONS=535} [2022-11-18 20:10:02,905 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 325 predicate places. [2022-11-18 20:10:02,906 INFO L495 AbstractCegarLoop]: Abstraction has has 526 places, 535 transitions, 5330 flow [2022-11-18 20:10:02,906 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:02,906 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:10:02,906 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:10:02,907 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-11-18 20:10:02,907 INFO L420 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:10:02,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:10:02,907 INFO L85 PathProgramCache]: Analyzing trace with hash 1141480661, now seen corresponding path program 41 times [2022-11-18 20:10:02,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:10:02,908 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693928077] [2022-11-18 20:10:02,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:10:02,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:10:02,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:04,038 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:10:04,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:10:04,039 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693928077] [2022-11-18 20:10:04,039 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693928077] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:10:04,039 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:10:04,039 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:10:04,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172899373] [2022-11-18 20:10:04,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:10:04,040 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:10:04,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:10:04,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:10:04,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=236, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:10:04,043 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:10:04,045 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 526 places, 535 transitions, 5330 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:04,045 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:10:04,045 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:10:04,045 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:10:06,327 INFO L130 PetriNetUnfolder]: 2226/5851 cut-off events. [2022-11-18 20:10:06,327 INFO L131 PetriNetUnfolder]: For 133655/133677 co-relation queries the response was YES. [2022-11-18 20:10:06,433 INFO L83 FinitePrefix]: Finished finitePrefix Result has 28712 conditions, 5851 events. 2226/5851 cut-off events. For 133655/133677 co-relation queries the response was YES. Maximal size of possible extension queue 515. Compared 56570 event pairs, 985 based on Foata normal form. 13/5611 useless extension candidates. Maximal degree in co-relation 28552. Up to 3266 conditions per place. [2022-11-18 20:10:06,458 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 363 selfloop transitions, 89 changer transitions 5/592 dead transitions. [2022-11-18 20:10:06,458 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 541 places, 592 transitions, 7318 flow [2022-11-18 20:10:06,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-18 20:10:06,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2022-11-18 20:10:06,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2774 transitions. [2022-11-18 20:10:06,461 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6910812157448929 [2022-11-18 20:10:06,461 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 2774 transitions. [2022-11-18 20:10:06,461 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 2774 transitions. [2022-11-18 20:10:06,462 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:10:06,462 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 2774 transitions. [2022-11-18 20:10:06,464 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 154.11111111111111) internal successors, (2774), 18 states have internal predecessors, (2774), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:06,466 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:06,467 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:06,467 INFO L175 Difference]: Start difference. First operand has 526 places, 535 transitions, 5330 flow. Second operand 18 states and 2774 transitions. [2022-11-18 20:10:06,467 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 541 places, 592 transitions, 7318 flow [2022-11-18 20:10:07,045 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 530 places, 592 transitions, 6989 flow, removed 117 selfloop flow, removed 11 redundant places. [2022-11-18 20:10:07,053 INFO L231 Difference]: Finished difference. Result has 535 places, 542 transitions, 5372 flow [2022-11-18 20:10:07,054 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=5003, PETRI_DIFFERENCE_MINUEND_PLACES=513, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=535, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=83, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=447, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=5372, PETRI_PLACES=535, PETRI_TRANSITIONS=542} [2022-11-18 20:10:07,054 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 334 predicate places. [2022-11-18 20:10:07,054 INFO L495 AbstractCegarLoop]: Abstraction has has 535 places, 542 transitions, 5372 flow [2022-11-18 20:10:07,055 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:07,055 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:10:07,055 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:10:07,055 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-11-18 20:10:07,055 INFO L420 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:10:07,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:10:07,055 INFO L85 PathProgramCache]: Analyzing trace with hash 1051046659, now seen corresponding path program 42 times [2022-11-18 20:10:07,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:10:07,056 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035544226] [2022-11-18 20:10:07,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:10:07,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:10:07,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:08,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:10:08,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:10:08,069 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1035544226] [2022-11-18 20:10:08,069 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1035544226] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:10:08,069 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:10:08,069 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:10:08,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094926085] [2022-11-18 20:10:08,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:10:08,070 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:10:08,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:10:08,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:10:08,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=229, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:10:08,073 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:10:08,074 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 535 places, 542 transitions, 5372 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:08,074 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:10:08,074 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:10:08,075 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:10:10,528 INFO L130 PetriNetUnfolder]: 2268/5854 cut-off events. [2022-11-18 20:10:10,529 INFO L131 PetriNetUnfolder]: For 150487/150497 co-relation queries the response was YES. [2022-11-18 20:10:10,673 INFO L83 FinitePrefix]: Finished finitePrefix Result has 30020 conditions, 5854 events. 2268/5854 cut-off events. For 150487/150497 co-relation queries the response was YES. Maximal size of possible extension queue 525. Compared 56051 event pairs, 1213 based on Foata normal form. 1/5608 useless extension candidates. Maximal degree in co-relation 29856. Up to 3305 conditions per place. [2022-11-18 20:10:10,698 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 375 selfloop transitions, 89 changer transitions 5/604 dead transitions. [2022-11-18 20:10:10,698 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 550 places, 604 transitions, 7682 flow [2022-11-18 20:10:10,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-18 20:10:10,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2022-11-18 20:10:10,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2784 transitions. [2022-11-18 20:10:10,701 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6935724962630793 [2022-11-18 20:10:10,701 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 2784 transitions. [2022-11-18 20:10:10,702 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 2784 transitions. [2022-11-18 20:10:10,702 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:10:10,702 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 2784 transitions. [2022-11-18 20:10:10,706 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 154.66666666666666) internal successors, (2784), 18 states have internal predecessors, (2784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:10,709 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:10,710 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:10,710 INFO L175 Difference]: Start difference. First operand has 535 places, 542 transitions, 5372 flow. Second operand 18 states and 2784 transitions. [2022-11-18 20:10:10,711 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 550 places, 604 transitions, 7682 flow [2022-11-18 20:10:11,672 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 538 places, 604 transitions, 7441 flow, removed 61 selfloop flow, removed 12 redundant places. [2022-11-18 20:10:11,683 INFO L231 Difference]: Finished difference. Result has 543 places, 548 transitions, 5716 flow [2022-11-18 20:10:11,683 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=5137, PETRI_DIFFERENCE_MINUEND_PLACES=521, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=542, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=84, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=456, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=5716, PETRI_PLACES=543, PETRI_TRANSITIONS=548} [2022-11-18 20:10:11,684 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 342 predicate places. [2022-11-18 20:10:11,684 INFO L495 AbstractCegarLoop]: Abstraction has has 543 places, 548 transitions, 5716 flow [2022-11-18 20:10:11,685 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:11,685 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:10:11,686 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:10:11,686 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-11-18 20:10:11,686 INFO L420 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:10:11,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:10:11,687 INFO L85 PathProgramCache]: Analyzing trace with hash 1231645071, now seen corresponding path program 43 times [2022-11-18 20:10:11,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:10:11,687 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359803916] [2022-11-18 20:10:11,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:10:11,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:10:11,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:12,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:10:12,963 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:10:12,963 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359803916] [2022-11-18 20:10:12,964 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359803916] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:10:12,964 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:10:12,964 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:10:12,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637532213] [2022-11-18 20:10:12,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:10:12,965 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:10:12,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:10:12,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:10:12,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=235, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:10:12,968 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:10:12,970 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 543 places, 548 transitions, 5716 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:12,970 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:10:12,971 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:10:12,971 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:10:15,754 INFO L130 PetriNetUnfolder]: 2308/5996 cut-off events. [2022-11-18 20:10:15,754 INFO L131 PetriNetUnfolder]: For 172586/172596 co-relation queries the response was YES. [2022-11-18 20:10:15,854 INFO L83 FinitePrefix]: Finished finitePrefix Result has 31412 conditions, 5996 events. 2308/5996 cut-off events. For 172586/172596 co-relation queries the response was YES. Maximal size of possible extension queue 544. Compared 57920 event pairs, 1207 based on Foata normal form. 1/5751 useless extension candidates. Maximal degree in co-relation 31244. Up to 3357 conditions per place. [2022-11-18 20:10:15,881 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 377 selfloop transitions, 95 changer transitions 5/612 dead transitions. [2022-11-18 20:10:15,881 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 559 places, 612 transitions, 8013 flow [2022-11-18 20:10:15,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-18 20:10:15,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2022-11-18 20:10:15,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 2932 transitions. [2022-11-18 20:10:15,884 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6919990559358037 [2022-11-18 20:10:15,884 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 2932 transitions. [2022-11-18 20:10:15,884 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 2932 transitions. [2022-11-18 20:10:15,884 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:10:15,885 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 2932 transitions. [2022-11-18 20:10:15,887 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 154.31578947368422) internal successors, (2932), 19 states have internal predecessors, (2932), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:15,889 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 223.0) internal successors, (4460), 20 states have internal predecessors, (4460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:15,890 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 223.0) internal successors, (4460), 20 states have internal predecessors, (4460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:15,890 INFO L175 Difference]: Start difference. First operand has 543 places, 548 transitions, 5716 flow. Second operand 19 states and 2932 transitions. [2022-11-18 20:10:15,890 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 559 places, 612 transitions, 8013 flow [2022-11-18 20:10:16,693 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 546 places, 612 transitions, 7573 flow, removed 161 selfloop flow, removed 13 redundant places. [2022-11-18 20:10:16,701 INFO L231 Difference]: Finished difference. Result has 551 places, 556 transitions, 5873 flow [2022-11-18 20:10:16,701 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=5282, PETRI_DIFFERENCE_MINUEND_PLACES=528, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=548, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=88, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=455, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=5873, PETRI_PLACES=551, PETRI_TRANSITIONS=556} [2022-11-18 20:10:16,701 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 350 predicate places. [2022-11-18 20:10:16,702 INFO L495 AbstractCegarLoop]: Abstraction has has 551 places, 556 transitions, 5873 flow [2022-11-18 20:10:16,702 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:16,702 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:10:16,702 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:10:16,702 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-11-18 20:10:16,703 INFO L420 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:10:16,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:10:16,703 INFO L85 PathProgramCache]: Analyzing trace with hash -334001721, now seen corresponding path program 44 times [2022-11-18 20:10:16,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:10:16,704 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596908658] [2022-11-18 20:10:16,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:10:16,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:10:16,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:17,779 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:10:17,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:10:17,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596908658] [2022-11-18 20:10:17,779 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [596908658] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:10:17,779 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:10:17,779 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:10:17,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663325659] [2022-11-18 20:10:17,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:10:17,780 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:10:17,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:10:17,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:10:17,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=234, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:10:17,782 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:10:17,783 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 551 places, 556 transitions, 5873 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:17,783 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:10:17,783 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:10:17,784 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:10:20,846 INFO L130 PetriNetUnfolder]: 2348/6176 cut-off events. [2022-11-18 20:10:20,846 INFO L131 PetriNetUnfolder]: For 180031/180053 co-relation queries the response was YES. [2022-11-18 20:10:20,935 INFO L83 FinitePrefix]: Finished finitePrefix Result has 32133 conditions, 6176 events. 2348/6176 cut-off events. For 180031/180053 co-relation queries the response was YES. Maximal size of possible extension queue 561. Compared 60621 event pairs, 1050 based on Foata normal form. 13/5921 useless extension candidates. Maximal degree in co-relation 31961. Up to 3433 conditions per place. [2022-11-18 20:10:20,958 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 395 selfloop transitions, 91 changer transitions 5/626 dead transitions. [2022-11-18 20:10:20,958 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 567 places, 626 transitions, 8351 flow [2022-11-18 20:10:20,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-18 20:10:20,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2022-11-18 20:10:20,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 2934 transitions. [2022-11-18 20:10:20,961 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6924710880339863 [2022-11-18 20:10:20,961 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 2934 transitions. [2022-11-18 20:10:20,962 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 2934 transitions. [2022-11-18 20:10:20,963 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:10:20,963 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 2934 transitions. [2022-11-18 20:10:20,966 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 154.42105263157896) internal successors, (2934), 19 states have internal predecessors, (2934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:20,970 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 223.0) internal successors, (4460), 20 states have internal predecessors, (4460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:20,971 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 223.0) internal successors, (4460), 20 states have internal predecessors, (4460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:20,971 INFO L175 Difference]: Start difference. First operand has 551 places, 556 transitions, 5873 flow. Second operand 19 states and 2934 transitions. [2022-11-18 20:10:20,971 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 567 places, 626 transitions, 8351 flow [2022-11-18 20:10:21,759 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 550 places, 626 transitions, 7863 flow, removed 175 selfloop flow, removed 17 redundant places. [2022-11-18 20:10:21,772 INFO L231 Difference]: Finished difference. Result has 557 places, 567 transitions, 5999 flow [2022-11-18 20:10:21,772 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=5388, PETRI_DIFFERENCE_MINUEND_PLACES=532, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=556, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=82, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=468, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=5999, PETRI_PLACES=557, PETRI_TRANSITIONS=567} [2022-11-18 20:10:21,773 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 356 predicate places. [2022-11-18 20:10:21,773 INFO L495 AbstractCegarLoop]: Abstraction has has 557 places, 567 transitions, 5999 flow [2022-11-18 20:10:21,774 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:21,774 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:10:21,774 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:10:21,774 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-11-18 20:10:21,774 INFO L420 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:10:21,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:10:21,775 INFO L85 PathProgramCache]: Analyzing trace with hash -969497551, now seen corresponding path program 45 times [2022-11-18 20:10:21,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:10:21,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122493364] [2022-11-18 20:10:21,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:10:21,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:10:21,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:23,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:10:23,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:10:23,074 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122493364] [2022-11-18 20:10:23,074 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2122493364] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:10:23,074 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:10:23,074 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:10:23,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674748858] [2022-11-18 20:10:23,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:10:23,075 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:10:23,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:10:23,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:10:23,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=233, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:10:23,079 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:10:23,080 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 557 places, 567 transitions, 5999 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:23,081 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:10:23,081 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:10:23,081 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:10:25,944 INFO L130 PetriNetUnfolder]: 2388/6195 cut-off events. [2022-11-18 20:10:25,944 INFO L131 PetriNetUnfolder]: For 182810/182820 co-relation queries the response was YES. [2022-11-18 20:10:26,073 INFO L83 FinitePrefix]: Finished finitePrefix Result has 32590 conditions, 6195 events. 2388/6195 cut-off events. For 182810/182820 co-relation queries the response was YES. Maximal size of possible extension queue 569. Compared 60331 event pairs, 1266 based on Foata normal form. 1/5939 useless extension candidates. Maximal degree in co-relation 32415. Up to 3513 conditions per place. [2022-11-18 20:10:26,099 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 398 selfloop transitions, 95 changer transitions 5/633 dead transitions. [2022-11-18 20:10:26,099 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 573 places, 633 transitions, 8504 flow [2022-11-18 20:10:26,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-18 20:10:26,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2022-11-18 20:10:26,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 2934 transitions. [2022-11-18 20:10:26,103 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6924710880339863 [2022-11-18 20:10:26,103 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 2934 transitions. [2022-11-18 20:10:26,103 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 2934 transitions. [2022-11-18 20:10:26,103 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:10:26,103 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 2934 transitions. [2022-11-18 20:10:26,105 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 154.42105263157896) internal successors, (2934), 19 states have internal predecessors, (2934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:26,108 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 223.0) internal successors, (4460), 20 states have internal predecessors, (4460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:26,108 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 223.0) internal successors, (4460), 20 states have internal predecessors, (4460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:26,108 INFO L175 Difference]: Start difference. First operand has 557 places, 567 transitions, 5999 flow. Second operand 19 states and 2934 transitions. [2022-11-18 20:10:26,109 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 573 places, 633 transitions, 8504 flow [2022-11-18 20:10:27,003 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 562 places, 633 transitions, 8096 flow, removed 168 selfloop flow, removed 11 redundant places. [2022-11-18 20:10:27,010 INFO L231 Difference]: Finished difference. Result has 568 places, 577 transitions, 6308 flow [2022-11-18 20:10:27,011 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=5617, PETRI_DIFFERENCE_MINUEND_PLACES=544, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=567, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=86, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=475, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=6308, PETRI_PLACES=568, PETRI_TRANSITIONS=577} [2022-11-18 20:10:27,011 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 367 predicate places. [2022-11-18 20:10:27,012 INFO L495 AbstractCegarLoop]: Abstraction has has 568 places, 577 transitions, 6308 flow [2022-11-18 20:10:27,012 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:27,013 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:10:27,013 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:10:27,013 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-11-18 20:10:27,013 INFO L420 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:10:27,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:10:27,014 INFO L85 PathProgramCache]: Analyzing trace with hash -331907031, now seen corresponding path program 46 times [2022-11-18 20:10:27,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:10:27,014 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787574261] [2022-11-18 20:10:27,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:10:27,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:10:27,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:27,936 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:10:27,936 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:10:27,936 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787574261] [2022-11-18 20:10:27,936 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [787574261] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:10:27,936 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:10:27,936 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:10:27,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083440693] [2022-11-18 20:10:27,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:10:27,937 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:10:27,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:10:27,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:10:27,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:10:27,939 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:10:27,940 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 568 places, 577 transitions, 6308 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:27,941 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:10:27,941 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:10:27,941 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:10:31,127 INFO L130 PetriNetUnfolder]: 2439/6444 cut-off events. [2022-11-18 20:10:31,127 INFO L131 PetriNetUnfolder]: For 202607/202629 co-relation queries the response was YES. [2022-11-18 20:10:31,267 INFO L83 FinitePrefix]: Finished finitePrefix Result has 34097 conditions, 6444 events. 2439/6444 cut-off events. For 202607/202629 co-relation queries the response was YES. Maximal size of possible extension queue 587. Compared 64023 event pairs, 1096 based on Foata normal form. 13/6183 useless extension candidates. Maximal degree in co-relation 33917. Up to 3607 conditions per place. [2022-11-18 20:10:31,294 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 412 selfloop transitions, 93 changer transitions 5/645 dead transitions. [2022-11-18 20:10:31,294 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 584 places, 645 transitions, 8994 flow [2022-11-18 20:10:31,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-18 20:10:31,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2022-11-18 20:10:31,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 2938 transitions. [2022-11-18 20:10:31,297 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6934151522303517 [2022-11-18 20:10:31,297 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 2938 transitions. [2022-11-18 20:10:31,297 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 2938 transitions. [2022-11-18 20:10:31,298 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:10:31,298 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 2938 transitions. [2022-11-18 20:10:31,300 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 154.6315789473684) internal successors, (2938), 19 states have internal predecessors, (2938), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:31,302 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 223.0) internal successors, (4460), 20 states have internal predecessors, (4460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:31,303 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 223.0) internal successors, (4460), 20 states have internal predecessors, (4460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:31,303 INFO L175 Difference]: Start difference. First operand has 568 places, 577 transitions, 6308 flow. Second operand 19 states and 2938 transitions. [2022-11-18 20:10:31,303 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 584 places, 645 transitions, 8994 flow [2022-11-18 20:10:32,432 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 568 places, 645 transitions, 8459 flow, removed 200 selfloop flow, removed 16 redundant places. [2022-11-18 20:10:32,443 INFO L231 Difference]: Finished difference. Result has 573 places, 584 transitions, 6426 flow [2022-11-18 20:10:32,444 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=5780, PETRI_DIFFERENCE_MINUEND_PLACES=550, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=577, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=87, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=487, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=6426, PETRI_PLACES=573, PETRI_TRANSITIONS=584} [2022-11-18 20:10:32,444 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 372 predicate places. [2022-11-18 20:10:32,444 INFO L495 AbstractCegarLoop]: Abstraction has has 573 places, 584 transitions, 6426 flow [2022-11-18 20:10:32,445 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:32,445 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:10:32,445 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:10:32,445 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-11-18 20:10:32,446 INFO L420 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:10:32,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:10:32,446 INFO L85 PathProgramCache]: Analyzing trace with hash 1654200521, now seen corresponding path program 47 times [2022-11-18 20:10:32,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:10:32,446 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006971907] [2022-11-18 20:10:32,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:10:32,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:10:32,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:33,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:10:33,470 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:10:33,470 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1006971907] [2022-11-18 20:10:33,470 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1006971907] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:10:33,470 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:10:33,470 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:10:33,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229023429] [2022-11-18 20:10:33,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:10:33,471 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:10:33,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:10:33,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:10:33,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=228, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:10:33,475 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:10:33,476 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 573 places, 584 transitions, 6426 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:33,476 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:10:33,476 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:10:33,476 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:10:36,102 INFO L130 PetriNetUnfolder]: 2445/6462 cut-off events. [2022-11-18 20:10:36,102 INFO L131 PetriNetUnfolder]: For 192755/192777 co-relation queries the response was YES. [2022-11-18 20:10:36,286 INFO L83 FinitePrefix]: Finished finitePrefix Result has 33711 conditions, 6462 events. 2445/6462 cut-off events. For 192755/192777 co-relation queries the response was YES. Maximal size of possible extension queue 597. Compared 64277 event pairs, 1132 based on Foata normal form. 13/6193 useless extension candidates. Maximal degree in co-relation 33530. Up to 3670 conditions per place. [2022-11-18 20:10:36,313 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 404 selfloop transitions, 88 changer transitions 5/632 dead transitions. [2022-11-18 20:10:36,313 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 588 places, 632 transitions, 8472 flow [2022-11-18 20:10:36,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-18 20:10:36,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2022-11-18 20:10:36,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2772 transitions. [2022-11-18 20:10:36,316 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6905829596412556 [2022-11-18 20:10:36,316 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 2772 transitions. [2022-11-18 20:10:36,316 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 2772 transitions. [2022-11-18 20:10:36,316 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:10:36,316 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 2772 transitions. [2022-11-18 20:10:36,318 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 154.0) internal successors, (2772), 18 states have internal predecessors, (2772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:36,320 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:36,321 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:36,321 INFO L175 Difference]: Start difference. First operand has 573 places, 584 transitions, 6426 flow. Second operand 18 states and 2772 transitions. [2022-11-18 20:10:36,321 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 588 places, 632 transitions, 8472 flow [2022-11-18 20:10:37,317 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 574 places, 632 transitions, 8010 flow, removed 167 selfloop flow, removed 14 redundant places. [2022-11-18 20:10:37,324 INFO L231 Difference]: Finished difference. Result has 578 places, 587 transitions, 6269 flow [2022-11-18 20:10:37,325 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=5967, PETRI_DIFFERENCE_MINUEND_PLACES=557, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=584, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=85, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=497, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=6269, PETRI_PLACES=578, PETRI_TRANSITIONS=587} [2022-11-18 20:10:37,325 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 377 predicate places. [2022-11-18 20:10:37,325 INFO L495 AbstractCegarLoop]: Abstraction has has 578 places, 587 transitions, 6269 flow [2022-11-18 20:10:37,325 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:37,326 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:10:37,326 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:10:37,326 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-11-18 20:10:37,326 INFO L420 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:10:37,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:10:37,326 INFO L85 PathProgramCache]: Analyzing trace with hash 1983717817, now seen corresponding path program 48 times [2022-11-18 20:10:37,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:10:37,327 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054979821] [2022-11-18 20:10:37,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:10:37,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:10:37,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:38,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:10:38,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:10:38,291 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054979821] [2022-11-18 20:10:38,291 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054979821] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:10:38,291 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:10:38,291 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:10:38,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678157708] [2022-11-18 20:10:38,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:10:38,292 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:10:38,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:10:38,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:10:38,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=228, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:10:38,295 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:10:38,296 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 578 places, 587 transitions, 6269 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:38,297 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:10:38,297 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:10:38,297 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:10:41,123 INFO L130 PetriNetUnfolder]: 2496/6625 cut-off events. [2022-11-18 20:10:41,123 INFO L131 PetriNetUnfolder]: For 199570/199592 co-relation queries the response was YES. [2022-11-18 20:10:41,276 INFO L83 FinitePrefix]: Finished finitePrefix Result has 34909 conditions, 6625 events. 2496/6625 cut-off events. For 199570/199592 co-relation queries the response was YES. Maximal size of possible extension queue 612. Compared 66442 event pairs, 1152 based on Foata normal form. 13/6353 useless extension candidates. Maximal degree in co-relation 34725. Up to 3685 conditions per place. [2022-11-18 20:10:41,303 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 417 selfloop transitions, 94 changer transitions 5/651 dead transitions. [2022-11-18 20:10:41,303 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 593 places, 651 transitions, 8909 flow [2022-11-18 20:10:41,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-18 20:10:41,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2022-11-18 20:10:41,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2786 transitions. [2022-11-18 20:10:41,306 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6940707523667164 [2022-11-18 20:10:41,306 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 2786 transitions. [2022-11-18 20:10:41,306 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 2786 transitions. [2022-11-18 20:10:41,307 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:10:41,307 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 2786 transitions. [2022-11-18 20:10:41,309 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 154.77777777777777) internal successors, (2786), 18 states have internal predecessors, (2786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:41,310 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:41,311 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:41,311 INFO L175 Difference]: Start difference. First operand has 578 places, 587 transitions, 6269 flow. Second operand 18 states and 2786 transitions. [2022-11-18 20:10:41,311 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 593 places, 651 transitions, 8909 flow [2022-11-18 20:10:42,277 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 579 places, 651 transitions, 8710 flow, removed 37 selfloop flow, removed 14 redundant places. [2022-11-18 20:10:42,288 INFO L231 Difference]: Finished difference. Result has 584 places, 594 transitions, 6754 flow [2022-11-18 20:10:42,289 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=6077, PETRI_DIFFERENCE_MINUEND_PLACES=562, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=587, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=88, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=496, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=6754, PETRI_PLACES=584, PETRI_TRANSITIONS=594} [2022-11-18 20:10:42,290 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 383 predicate places. [2022-11-18 20:10:42,290 INFO L495 AbstractCegarLoop]: Abstraction has has 584 places, 594 transitions, 6754 flow [2022-11-18 20:10:42,290 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:42,291 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:10:42,291 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:10:42,291 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-11-18 20:10:42,291 INFO L420 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:10:42,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:10:42,292 INFO L85 PathProgramCache]: Analyzing trace with hash 674450121, now seen corresponding path program 49 times [2022-11-18 20:10:42,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:10:42,292 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207804792] [2022-11-18 20:10:42,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:10:42,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:10:42,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:43,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:10:43,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:10:43,149 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207804792] [2022-11-18 20:10:43,149 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [207804792] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:10:43,149 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:10:43,149 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:10:43,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281339038] [2022-11-18 20:10:43,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:10:43,150 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:10:43,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:10:43,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:10:43,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:10:43,152 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:10:43,154 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 584 places, 594 transitions, 6754 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:43,155 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:10:43,155 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:10:43,155 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:10:46,325 INFO L130 PetriNetUnfolder]: 2523/6680 cut-off events. [2022-11-18 20:10:46,325 INFO L131 PetriNetUnfolder]: For 219398/219420 co-relation queries the response was YES. [2022-11-18 20:10:46,444 INFO L83 FinitePrefix]: Finished finitePrefix Result has 35994 conditions, 6680 events. 2523/6680 cut-off events. For 219398/219420 co-relation queries the response was YES. Maximal size of possible extension queue 622. Compared 66893 event pairs, 1166 based on Foata normal form. 13/6405 useless extension candidates. Maximal degree in co-relation 35807. Up to 3769 conditions per place. [2022-11-18 20:10:46,472 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 419 selfloop transitions, 97 changer transitions 5/656 dead transitions. [2022-11-18 20:10:46,472 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 599 places, 656 transitions, 9231 flow [2022-11-18 20:10:46,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-18 20:10:46,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2022-11-18 20:10:46,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2780 transitions. [2022-11-18 20:10:46,476 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6925759840558047 [2022-11-18 20:10:46,476 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 2780 transitions. [2022-11-18 20:10:46,476 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 2780 transitions. [2022-11-18 20:10:46,477 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:10:46,478 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 2780 transitions. [2022-11-18 20:10:46,481 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 154.44444444444446) internal successors, (2780), 18 states have internal predecessors, (2780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:46,483 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:46,484 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:46,484 INFO L175 Difference]: Start difference. First operand has 584 places, 594 transitions, 6754 flow. Second operand 18 states and 2780 transitions. [2022-11-18 20:10:46,484 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 599 places, 656 transitions, 9231 flow [2022-11-18 20:10:47,524 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 587 places, 656 transitions, 8811 flow, removed 173 selfloop flow, removed 12 redundant places. [2022-11-18 20:10:47,537 INFO L231 Difference]: Finished difference. Result has 592 places, 604 transitions, 6890 flow [2022-11-18 20:10:47,538 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=6336, PETRI_DIFFERENCE_MINUEND_PLACES=570, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=594, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=88, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=501, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=6890, PETRI_PLACES=592, PETRI_TRANSITIONS=604} [2022-11-18 20:10:47,538 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 391 predicate places. [2022-11-18 20:10:47,539 INFO L495 AbstractCegarLoop]: Abstraction has has 592 places, 604 transitions, 6890 flow [2022-11-18 20:10:47,539 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:47,539 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:10:47,540 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:10:47,540 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-11-18 20:10:47,540 INFO L420 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:10:47,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:10:47,541 INFO L85 PathProgramCache]: Analyzing trace with hash 1672032873, now seen corresponding path program 50 times [2022-11-18 20:10:47,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:10:47,541 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253885700] [2022-11-18 20:10:47,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:10:47,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:10:47,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:48,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:10:48,684 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:10:48,684 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253885700] [2022-11-18 20:10:48,684 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [253885700] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:10:48,684 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:10:48,685 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:10:48,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900921160] [2022-11-18 20:10:48,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:10:48,685 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:10:48,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:10:48,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:10:48,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=228, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:10:48,689 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:10:48,691 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 592 places, 604 transitions, 6890 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:48,691 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:10:48,691 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:10:48,691 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:10:52,065 INFO L130 PetriNetUnfolder]: 2523/6556 cut-off events. [2022-11-18 20:10:52,065 INFO L131 PetriNetUnfolder]: For 201677/201687 co-relation queries the response was YES. [2022-11-18 20:10:52,202 INFO L83 FinitePrefix]: Finished finitePrefix Result has 35295 conditions, 6556 events. 2523/6556 cut-off events. For 201677/201687 co-relation queries the response was YES. Maximal size of possible extension queue 617. Compared 64866 event pairs, 1369 based on Foata normal form. 1/6289 useless extension candidates. Maximal degree in co-relation 35104. Up to 3755 conditions per place. [2022-11-18 20:10:52,229 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 418 selfloop transitions, 95 changer transitions 5/653 dead transitions. [2022-11-18 20:10:52,229 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 607 places, 653 transitions, 9001 flow [2022-11-18 20:10:52,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-18 20:10:52,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2022-11-18 20:10:52,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2773 transitions. [2022-11-18 20:10:52,232 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6908320876930742 [2022-11-18 20:10:52,232 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 2773 transitions. [2022-11-18 20:10:52,232 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 2773 transitions. [2022-11-18 20:10:52,233 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:10:52,233 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 2773 transitions. [2022-11-18 20:10:52,235 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 154.05555555555554) internal successors, (2773), 18 states have internal predecessors, (2773), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:52,237 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:52,237 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:52,237 INFO L175 Difference]: Start difference. First operand has 592 places, 604 transitions, 6890 flow. Second operand 18 states and 2773 transitions. [2022-11-18 20:10:52,238 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 607 places, 653 transitions, 9001 flow [2022-11-18 20:10:53,271 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 595 places, 653 transitions, 8729 flow, removed 72 selfloop flow, removed 12 redundant places. [2022-11-18 20:10:53,278 INFO L231 Difference]: Finished difference. Result has 599 places, 607 transitions, 6931 flow [2022-11-18 20:10:53,279 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=6620, PETRI_DIFFERENCE_MINUEND_PLACES=578, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=604, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=92, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=510, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=6931, PETRI_PLACES=599, PETRI_TRANSITIONS=607} [2022-11-18 20:10:53,279 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 398 predicate places. [2022-11-18 20:10:53,279 INFO L495 AbstractCegarLoop]: Abstraction has has 599 places, 607 transitions, 6931 flow [2022-11-18 20:10:53,279 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:53,279 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:10:53,279 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:10:53,279 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-11-18 20:10:53,280 INFO L420 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:10:53,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:10:53,280 INFO L85 PathProgramCache]: Analyzing trace with hash -321731611, now seen corresponding path program 51 times [2022-11-18 20:10:53,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:10:53,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118542085] [2022-11-18 20:10:53,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:10:53,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:10:53,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:54,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:10:54,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:10:54,374 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118542085] [2022-11-18 20:10:54,374 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118542085] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:10:54,374 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:10:54,374 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:10:54,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937838771] [2022-11-18 20:10:54,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:10:54,375 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:10:54,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:10:54,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:10:54,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=233, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:10:54,377 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:10:54,378 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 599 places, 607 transitions, 6931 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:54,378 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:10:54,378 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:10:54,378 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:10:57,460 INFO L130 PetriNetUnfolder]: 2526/6570 cut-off events. [2022-11-18 20:10:57,461 INFO L131 PetriNetUnfolder]: For 201531/201541 co-relation queries the response was YES. [2022-11-18 20:10:57,628 INFO L83 FinitePrefix]: Finished finitePrefix Result has 35201 conditions, 6570 events. 2526/6570 cut-off events. For 201531/201541 co-relation queries the response was YES. Maximal size of possible extension queue 617. Compared 64908 event pairs, 1364 based on Foata normal form. 1/6303 useless extension candidates. Maximal degree in co-relation 35008. Up to 3744 conditions per place. [2022-11-18 20:10:57,657 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 423 selfloop transitions, 98 changer transitions 5/661 dead transitions. [2022-11-18 20:10:57,657 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 614 places, 661 transitions, 9208 flow [2022-11-18 20:10:57,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-18 20:10:57,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2022-11-18 20:10:57,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2775 transitions. [2022-11-18 20:10:57,660 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6913303437967115 [2022-11-18 20:10:57,660 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 2775 transitions. [2022-11-18 20:10:57,660 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 2775 transitions. [2022-11-18 20:10:57,661 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:10:57,661 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 2775 transitions. [2022-11-18 20:10:57,663 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 154.16666666666666) internal successors, (2775), 18 states have internal predecessors, (2775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:57,665 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:57,665 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:57,665 INFO L175 Difference]: Start difference. First operand has 599 places, 607 transitions, 6931 flow. Second operand 18 states and 2775 transitions. [2022-11-18 20:10:57,665 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 614 places, 661 transitions, 9208 flow [2022-11-18 20:10:58,883 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 599 places, 661 transitions, 8880 flow, removed 71 selfloop flow, removed 15 redundant places. [2022-11-18 20:10:58,897 INFO L231 Difference]: Finished difference. Result has 604 places, 613 transitions, 7066 flow [2022-11-18 20:10:58,898 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=6605, PETRI_DIFFERENCE_MINUEND_PLACES=582, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=607, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=92, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=510, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=7066, PETRI_PLACES=604, PETRI_TRANSITIONS=613} [2022-11-18 20:10:58,898 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 403 predicate places. [2022-11-18 20:10:58,898 INFO L495 AbstractCegarLoop]: Abstraction has has 604 places, 613 transitions, 7066 flow [2022-11-18 20:10:58,899 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:58,899 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:10:58,899 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:10:58,900 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-11-18 20:10:58,900 INFO L420 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:10:58,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:10:58,900 INFO L85 PathProgramCache]: Analyzing trace with hash 612036835, now seen corresponding path program 52 times [2022-11-18 20:10:58,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:10:58,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027838039] [2022-11-18 20:10:58,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:10:58,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:10:58,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:10:59,834 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:10:59,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:10:59,834 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027838039] [2022-11-18 20:10:59,834 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027838039] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:10:59,834 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:10:59,834 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:10:59,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475365130] [2022-11-18 20:10:59,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:10:59,835 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:10:59,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:10:59,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:10:59,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=230, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:10:59,837 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:10:59,839 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 604 places, 613 transitions, 7066 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:10:59,839 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:10:59,839 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:10:59,839 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:11:03,216 INFO L130 PetriNetUnfolder]: 2532/6573 cut-off events. [2022-11-18 20:11:03,216 INFO L131 PetriNetUnfolder]: For 203980/203990 co-relation queries the response was YES. [2022-11-18 20:11:03,448 INFO L83 FinitePrefix]: Finished finitePrefix Result has 35301 conditions, 6573 events. 2532/6573 cut-off events. For 203980/203990 co-relation queries the response was YES. Maximal size of possible extension queue 617. Compared 65002 event pairs, 1366 based on Foata normal form. 1/6303 useless extension candidates. Maximal degree in co-relation 35105. Up to 3765 conditions per place. [2022-11-18 20:11:03,489 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 430 selfloop transitions, 100 changer transitions 5/670 dead transitions. [2022-11-18 20:11:03,489 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 619 places, 670 transitions, 9491 flow [2022-11-18 20:11:03,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-18 20:11:03,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2022-11-18 20:11:03,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2779 transitions. [2022-11-18 20:11:03,493 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.692326856003986 [2022-11-18 20:11:03,493 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 2779 transitions. [2022-11-18 20:11:03,493 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 2779 transitions. [2022-11-18 20:11:03,494 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:11:03,494 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 2779 transitions. [2022-11-18 20:11:03,497 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 154.38888888888889) internal successors, (2779), 18 states have internal predecessors, (2779), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:11:03,501 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:11:03,502 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:11:03,502 INFO L175 Difference]: Start difference. First operand has 604 places, 613 transitions, 7066 flow. Second operand 18 states and 2779 transitions. [2022-11-18 20:11:03,502 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 619 places, 670 transitions, 9491 flow [2022-11-18 20:11:04,603 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 603 places, 670 transitions, 8985 flow, removed 125 selfloop flow, removed 16 redundant places. [2022-11-18 20:11:04,611 INFO L231 Difference]: Finished difference. Result has 608 places, 621 transitions, 7133 flow [2022-11-18 20:11:04,611 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=6568, PETRI_DIFFERENCE_MINUEND_PLACES=586, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=613, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=92, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=516, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=7133, PETRI_PLACES=608, PETRI_TRANSITIONS=621} [2022-11-18 20:11:04,611 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 407 predicate places. [2022-11-18 20:11:04,611 INFO L495 AbstractCegarLoop]: Abstraction has has 608 places, 621 transitions, 7133 flow [2022-11-18 20:11:04,612 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:11:04,612 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:11:04,612 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:11:04,612 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-11-18 20:11:04,612 INFO L420 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:11:04,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:11:04,613 INFO L85 PathProgramCache]: Analyzing trace with hash -441216909, now seen corresponding path program 53 times [2022-11-18 20:11:04,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:11:04,613 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447569209] [2022-11-18 20:11:04,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:11:04,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:11:04,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:05,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:11:05,699 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:11:05,699 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447569209] [2022-11-18 20:11:05,699 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [447569209] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:11:05,699 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:11:05,699 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-18 20:11:05,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736175938] [2022-11-18 20:11:05,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:11:05,700 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-18 20:11:05,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:11:05,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-18 20:11:05,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=229, Unknown=0, NotChecked=0, Total=306 [2022-11-18 20:11:05,703 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 223 [2022-11-18 20:11:05,704 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 608 places, 621 transitions, 7133 flow. Second operand has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:11:05,704 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:11:05,704 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 223 [2022-11-18 20:11:05,704 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:11:08,401 INFO L130 PetriNetUnfolder]: 2532/6674 cut-off events. [2022-11-18 20:11:08,401 INFO L131 PetriNetUnfolder]: For 202608/202630 co-relation queries the response was YES. [2022-11-18 20:11:08,598 INFO L83 FinitePrefix]: Finished finitePrefix Result has 34981 conditions, 6674 events. 2532/6674 cut-off events. For 202608/202630 co-relation queries the response was YES. Maximal size of possible extension queue 622. Compared 67027 event pairs, 1174 based on Foata normal form. 13/6399 useless extension candidates. Maximal degree in co-relation 34784. Up to 3761 conditions per place. [2022-11-18 20:11:08,627 INFO L137 encePairwiseOnDemand]: 204/223 looper letters, 435 selfloop transitions, 98 changer transitions 5/673 dead transitions. [2022-11-18 20:11:08,627 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 623 places, 673 transitions, 9391 flow [2022-11-18 20:11:08,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-18 20:11:08,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2022-11-18 20:11:08,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 2777 transitions. [2022-11-18 20:11:08,630 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6918285999003487 [2022-11-18 20:11:08,630 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 2777 transitions. [2022-11-18 20:11:08,630 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 2777 transitions. [2022-11-18 20:11:08,631 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:11:08,631 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 2777 transitions. [2022-11-18 20:11:08,633 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 154.27777777777777) internal successors, (2777), 18 states have internal predecessors, (2777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:11:08,635 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:11:08,636 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 223.0) internal successors, (4237), 19 states have internal predecessors, (4237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:11:08,636 INFO L175 Difference]: Start difference. First operand has 608 places, 621 transitions, 7133 flow. Second operand 18 states and 2777 transitions. [2022-11-18 20:11:08,636 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 623 places, 673 transitions, 9391 flow [2022-11-18 20:11:09,809 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 609 places, 673 transitions, 8981 flow, removed 133 selfloop flow, removed 14 redundant places. [2022-11-18 20:11:09,817 INFO L231 Difference]: Finished difference. Result has 613 places, 625 transitions, 7099 flow [2022-11-18 20:11:09,818 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=6726, PETRI_DIFFERENCE_MINUEND_PLACES=592, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=621, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=94, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=525, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=7099, PETRI_PLACES=613, PETRI_TRANSITIONS=625} [2022-11-18 20:11:09,818 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 412 predicate places. [2022-11-18 20:11:09,818 INFO L495 AbstractCegarLoop]: Abstraction has has 613 places, 625 transitions, 7099 flow [2022-11-18 20:11:09,819 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 148.83333333333334) internal successors, (2679), 18 states have internal predecessors, (2679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:11:09,819 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:11:09,819 INFO L209 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:11:09,819 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-11-18 20:11:09,819 INFO L420 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:11:09,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:11:09,820 INFO L85 PathProgramCache]: Analyzing trace with hash -1312306466, now seen corresponding path program 1 times [2022-11-18 20:11:09,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:11:09,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171327661] [2022-11-18 20:11:09,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:11:09,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:11:09,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:10,119 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-18 20:11:10,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:11:10,120 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171327661] [2022-11-18 20:11:10,120 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [171327661] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 20:11:10,120 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [673244336] [2022-11-18 20:11:10,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:11:10,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:11:10,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:11:10,122 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:11:10,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-18 20:11:10,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:10,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-18 20:11:10,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:11:10,765 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-18 20:11:10,766 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 20:11:10,766 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [673244336] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:11:10,766 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-18 20:11:10,766 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [11] total 12 [2022-11-18 20:11:10,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742375131] [2022-11-18 20:11:10,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:11:10,768 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 20:11:10,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:11:10,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 20:11:10,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2022-11-18 20:11:10,769 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 194 out of 223 [2022-11-18 20:11:10,770 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 613 places, 625 transitions, 7099 flow. Second operand has 4 states, 4 states have (on average 197.75) internal successors, (791), 4 states have internal predecessors, (791), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:11:10,770 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:11:10,770 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 194 of 223 [2022-11-18 20:11:10,771 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:11:12,689 INFO L130 PetriNetUnfolder]: 1032/4049 cut-off events. [2022-11-18 20:11:12,689 INFO L131 PetriNetUnfolder]: For 343025/345049 co-relation queries the response was YES. [2022-11-18 20:11:12,746 INFO L83 FinitePrefix]: Finished finitePrefix Result has 21656 conditions, 4049 events. 1032/4049 cut-off events. For 343025/345049 co-relation queries the response was YES. Maximal size of possible extension queue 346. Compared 41927 event pairs, 121 based on Foata normal form. 470/4325 useless extension candidates. Maximal degree in co-relation 21458. Up to 594 conditions per place. [2022-11-18 20:11:12,767 INFO L137 encePairwiseOnDemand]: 220/223 looper letters, 56 selfloop transitions, 53 changer transitions 0/654 dead transitions. [2022-11-18 20:11:12,767 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 614 places, 654 transitions, 7568 flow [2022-11-18 20:11:12,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-18 20:11:12,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2022-11-18 20:11:12,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 809 transitions. [2022-11-18 20:11:12,769 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9069506726457399 [2022-11-18 20:11:12,769 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 809 transitions. [2022-11-18 20:11:12,769 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 809 transitions. [2022-11-18 20:11:12,769 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:11:12,769 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 809 transitions. [2022-11-18 20:11:12,770 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 202.25) internal successors, (809), 4 states have internal predecessors, (809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:11:12,771 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 223.0) internal successors, (1115), 5 states have internal predecessors, (1115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:11:12,771 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 223.0) internal successors, (1115), 5 states have internal predecessors, (1115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:11:12,771 INFO L175 Difference]: Start difference. First operand has 613 places, 625 transitions, 7099 flow. Second operand 4 states and 809 transitions. [2022-11-18 20:11:12,771 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 614 places, 654 transitions, 7568 flow [2022-11-18 20:11:13,811 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 598 places, 654 transitions, 7204 flow, removed 78 selfloop flow, removed 16 redundant places. [2022-11-18 20:11:13,819 INFO L231 Difference]: Finished difference. Result has 600 places, 640 transitions, 7228 flow [2022-11-18 20:11:13,819 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=6621, PETRI_DIFFERENCE_MINUEND_PLACES=595, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=611, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=25, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=559, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=7228, PETRI_PLACES=600, PETRI_TRANSITIONS=640} [2022-11-18 20:11:13,819 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 399 predicate places. [2022-11-18 20:11:13,820 INFO L495 AbstractCegarLoop]: Abstraction has has 600 places, 640 transitions, 7228 flow [2022-11-18 20:11:13,820 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 197.75) internal successors, (791), 4 states have internal predecessors, (791), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:11:13,820 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:11:13,820 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:11:13,826 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-18 20:11:14,020 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable56 [2022-11-18 20:11:14,021 INFO L420 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:11:14,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:11:14,021 INFO L85 PathProgramCache]: Analyzing trace with hash -1238386010, now seen corresponding path program 1 times [2022-11-18 20:11:14,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:11:14,022 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133768814] [2022-11-18 20:11:14,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:11:14,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:11:14,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:14,308 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-18 20:11:14,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:11:14,308 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133768814] [2022-11-18 20:11:14,309 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1133768814] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 20:11:14,309 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [243382615] [2022-11-18 20:11:14,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:11:14,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:11:14,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:11:14,311 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:11:14,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-18 20:11:14,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:14,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-18 20:11:14,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:11:15,018 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-18 20:11:15,018 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 20:11:15,486 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-18 20:11:15,487 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [243382615] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-18 20:11:15,487 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-18 20:11:15,487 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 19 [2022-11-18 20:11:15,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276934116] [2022-11-18 20:11:15,488 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-18 20:11:15,489 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-11-18 20:11:15,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:11:15,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-11-18 20:11:15,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=265, Unknown=0, NotChecked=0, Total=342 [2022-11-18 20:11:15,492 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 168 out of 223 [2022-11-18 20:11:15,495 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 600 places, 640 transitions, 7228 flow. Second operand has 19 states, 19 states have (on average 171.73684210526315) internal successors, (3263), 19 states have internal predecessors, (3263), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:11:15,495 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:11:15,495 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 168 of 223 [2022-11-18 20:11:15,495 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:11:19,149 INFO L130 PetriNetUnfolder]: 2132/8340 cut-off events. [2022-11-18 20:11:19,149 INFO L131 PetriNetUnfolder]: For 453728/456496 co-relation queries the response was YES. [2022-11-18 20:11:19,428 INFO L83 FinitePrefix]: Finished finitePrefix Result has 43342 conditions, 8340 events. 2132/8340 cut-off events. For 453728/456496 co-relation queries the response was YES. Maximal size of possible extension queue 593. Compared 97738 event pairs, 537 based on Foata normal form. 554/8476 useless extension candidates. Maximal degree in co-relation 43144. Up to 1201 conditions per place. [2022-11-18 20:11:19,472 INFO L137 encePairwiseOnDemand]: 207/223 looper letters, 213 selfloop transitions, 23 changer transitions 1/754 dead transitions. [2022-11-18 20:11:19,473 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 616 places, 754 transitions, 8873 flow [2022-11-18 20:11:19,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-18 20:11:19,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2022-11-18 20:11:19,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 2935 transitions. [2022-11-18 20:11:19,476 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7742020575046162 [2022-11-18 20:11:19,477 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 2935 transitions. [2022-11-18 20:11:19,477 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 2935 transitions. [2022-11-18 20:11:19,478 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:11:19,478 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 2935 transitions. [2022-11-18 20:11:19,482 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 172.64705882352942) internal successors, (2935), 17 states have internal predecessors, (2935), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:11:19,485 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 223.0) internal successors, (4014), 18 states have internal predecessors, (4014), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:11:19,486 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 223.0) internal successors, (4014), 18 states have internal predecessors, (4014), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:11:19,487 INFO L175 Difference]: Start difference. First operand has 600 places, 640 transitions, 7228 flow. Second operand 17 states and 2935 transitions. [2022-11-18 20:11:19,487 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 616 places, 754 transitions, 8873 flow [2022-11-18 20:11:21,728 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 610 places, 754 transitions, 8592 flow, removed 124 selfloop flow, removed 6 redundant places. [2022-11-18 20:11:21,736 INFO L231 Difference]: Finished difference. Result has 616 places, 651 transitions, 7184 flow [2022-11-18 20:11:21,736 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=7071, PETRI_DIFFERENCE_MINUEND_PLACES=594, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=640, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=623, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=7184, PETRI_PLACES=616, PETRI_TRANSITIONS=651} [2022-11-18 20:11:21,737 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 415 predicate places. [2022-11-18 20:11:21,737 INFO L495 AbstractCegarLoop]: Abstraction has has 616 places, 651 transitions, 7184 flow [2022-11-18 20:11:21,738 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 171.73684210526315) internal successors, (3263), 19 states have internal predecessors, (3263), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:11:21,738 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:11:21,738 INFO L209 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:11:21,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-18 20:11:21,946 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable57 [2022-11-18 20:11:21,946 INFO L420 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:11:21,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:11:21,947 INFO L85 PathProgramCache]: Analyzing trace with hash -1975198184, now seen corresponding path program 1 times [2022-11-18 20:11:21,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:11:21,947 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677337727] [2022-11-18 20:11:21,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:11:21,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:11:21,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:22,215 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-18 20:11:22,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:11:22,216 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677337727] [2022-11-18 20:11:22,216 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [677337727] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 20:11:22,216 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1231707935] [2022-11-18 20:11:22,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:11:22,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:11:22,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:11:22,218 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:11:22,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-18 20:11:22,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:22,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 457 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-18 20:11:22,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:11:22,722 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-18 20:11:22,722 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 20:11:23,036 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-18 20:11:23,037 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1231707935] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-18 20:11:23,037 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-18 20:11:23,037 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 19 [2022-11-18 20:11:23,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251596303] [2022-11-18 20:11:23,038 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-18 20:11:23,039 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-11-18 20:11:23,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:11:23,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-11-18 20:11:23,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=265, Unknown=0, NotChecked=0, Total=342 [2022-11-18 20:11:23,043 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 168 out of 223 [2022-11-18 20:11:23,045 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 616 places, 651 transitions, 7184 flow. Second operand has 19 states, 19 states have (on average 171.57894736842104) internal successors, (3260), 19 states have internal predecessors, (3260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:11:23,046 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:11:23,046 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 168 of 223 [2022-11-18 20:11:23,046 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:11:27,985 INFO L130 PetriNetUnfolder]: 2593/12615 cut-off events. [2022-11-18 20:11:27,985 INFO L131 PetriNetUnfolder]: For 464377/467032 co-relation queries the response was YES. [2022-11-18 20:11:28,489 INFO L83 FinitePrefix]: Finished finitePrefix Result has 58129 conditions, 12615 events. 2593/12615 cut-off events. For 464377/467032 co-relation queries the response was YES. Maximal size of possible extension queue 835. Compared 169320 event pairs, 742 based on Foata normal form. 822/12758 useless extension candidates. Maximal degree in co-relation 57930. Up to 2198 conditions per place. [2022-11-18 20:11:28,547 INFO L137 encePairwiseOnDemand]: 209/223 looper letters, 139 selfloop transitions, 24 changer transitions 14/694 dead transitions. [2022-11-18 20:11:28,547 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 629 places, 694 transitions, 7885 flow [2022-11-18 20:11:28,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-18 20:11:28,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2022-11-18 20:11:28,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 2420 transitions. [2022-11-18 20:11:28,550 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7751441383728379 [2022-11-18 20:11:28,551 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 2420 transitions. [2022-11-18 20:11:28,551 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 2420 transitions. [2022-11-18 20:11:28,552 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:11:28,552 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 2420 transitions. [2022-11-18 20:11:28,554 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 172.85714285714286) internal successors, (2420), 14 states have internal predecessors, (2420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:11:28,557 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 223.0) internal successors, (3345), 15 states have internal predecessors, (3345), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:11:28,560 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 223.0) internal successors, (3345), 15 states have internal predecessors, (3345), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:11:28,561 INFO L175 Difference]: Start difference. First operand has 616 places, 651 transitions, 7184 flow. Second operand 14 states and 2420 transitions. [2022-11-18 20:11:28,561 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 629 places, 694 transitions, 7885 flow [2022-11-18 20:11:30,646 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 625 places, 694 transitions, 7859 flow, removed 9 selfloop flow, removed 4 redundant places. [2022-11-18 20:11:30,654 INFO L231 Difference]: Finished difference. Result has 631 places, 659 transitions, 7289 flow [2022-11-18 20:11:30,655 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=7167, PETRI_DIFFERENCE_MINUEND_PLACES=612, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=651, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=16, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=629, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=7289, PETRI_PLACES=631, PETRI_TRANSITIONS=659} [2022-11-18 20:11:30,655 INFO L288 CegarLoopForPetriNet]: 201 programPoint places, 430 predicate places. [2022-11-18 20:11:30,655 INFO L495 AbstractCegarLoop]: Abstraction has has 631 places, 659 transitions, 7289 flow [2022-11-18 20:11:30,656 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 171.57894736842104) internal successors, (3260), 19 states have internal predecessors, (3260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:11:30,656 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:11:30,656 INFO L209 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:11:30,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-11-18 20:11:30,856 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:11:30,857 INFO L420 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-11-18 20:11:30,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:11:30,857 INFO L85 PathProgramCache]: Analyzing trace with hash 1958812059, now seen corresponding path program 2 times [2022-11-18 20:11:30,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:11:30,858 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058608017] [2022-11-18 20:11:30,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:11:30,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:11:30,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:11:32,252 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-18 20:11:32,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:11:32,253 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2058608017] [2022-11-18 20:11:32,253 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2058608017] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 20:11:32,253 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1987344093] [2022-11-18 20:11:32,253 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-18 20:11:32,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:11:32,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:11:32,255 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:11:32,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb7e36e7-c042-4cc4-b4c5-525caac472dd/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-18 20:11:32,528 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-18 20:11:32,528 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-18 20:11:32,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 28 conjunts are in the unsatisfiable core [2022-11-18 20:11:32,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:11:34,002 INFO L321 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2022-11-18 20:11:34,003 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 10 [2022-11-18 20:11:34,243 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-18 20:11:34,243 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 20:11:34,535 INFO L321 Elim1Store]: treesize reduction 5, result has 58.3 percent of original size [2022-11-18 20:11:34,535 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 16 [2022-11-18 20:11:36,052 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-18 20:11:36,053 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1987344093] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-18 20:11:36,053 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-18 20:11:36,053 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 14, 14] total 44 [2022-11-18 20:11:36,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1845875621] [2022-11-18 20:11:36,054 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-18 20:11:36,055 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2022-11-18 20:11:36,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:11:36,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2022-11-18 20:11:36,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=275, Invalid=1617, Unknown=0, NotChecked=0, Total=1892 [2022-11-18 20:11:36,061 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 223 [2022-11-18 20:11:36,065 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 631 places, 659 transitions, 7289 flow. Second operand has 44 states, 44 states have (on average 119.5) internal successors, (5258), 44 states have internal predecessors, (5258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:11:36,066 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:11:36,066 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 223 [2022-11-18 20:11:36,066 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:12:18,545 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([755] L95-->L99: Formula: (and (= (+ v_~q2_front~0_31 1) v_~q2_front~0_30) (= |v_thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_1| |v_thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1_1|) (= (select (select |v_#memory_int_73| v_~q2~0.base_27) (+ (* 4 v_~q2_front~0_31) v_~q2~0.offset_27)) |v_thread3Thread1of1ForFork2_~k~0#1_3|) (= |v_thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_1| (ite (and (< v_~q2_front~0_31 v_~q2_back~0_50) (<= 0 v_~q2_front~0_31) (< v_~q2_front~0_31 v_~n2~0_24)) 1 0)) (not (= 0 |v_thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1_1|))) InVars {~n2~0=v_~n2~0_24, ~q2~0.offset=v_~q2~0.offset_27, #memory_int=|v_#memory_int_73|, ~q2_front~0=v_~q2_front~0_31, ~q2~0.base=v_~q2~0.base_27, ~q2_back~0=v_~q2_back~0_50} OutVars{thread3Thread1of1ForFork2_#t~mem10#1=|v_thread3Thread1of1ForFork2_#t~mem10#1_1|, thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_1|, ~n2~0=v_~n2~0_24, ~q2~0.offset=v_~q2~0.offset_27, thread3Thread1of1ForFork2_#t~post11#1=|v_thread3Thread1of1ForFork2_#t~post11#1_1|, thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1_1|, #memory_int=|v_#memory_int_73|, ~q2_front~0=v_~q2_front~0_30, ~q2~0.base=v_~q2~0.base_27, ~q2_back~0=v_~q2_back~0_50, thread3Thread1of1ForFork2_~k~0#1=|v_thread3Thread1of1ForFork2_~k~0#1_3|} AuxVars[] AssignedVars[thread3Thread1of1ForFork2_#t~mem10#1, thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1, thread3Thread1of1ForFork2_#t~post11#1, thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1, ~q2_front~0, thread3Thread1of1ForFork2_~k~0#1][1034], [Black: 2031#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~y~0) (<= ~y~0 ~z~0) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~y~0 ~C~0) (<= ~z~0 ~y~0)), Black: 2033#(and (< ~t~0 (+ ~N~0 1)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (<= ~y~0 ~x~0) (<= (div ~y~0 4294967296) (div ~z~0 4294967296)) (<= ~z~0 ~y~0)), Black: 1528#(and (= ~x~0 0) (<= ~C~0 ~y~0) (<= ~C~0 ~z~0) (< ~t~0 (+ ~N~0 1)) (<= ~N~0 ~t~0) (<= ~y~0 ~C~0) (<= ~z~0 ~C~0)), Black: 1529#(and (= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (= ~t~0 ~N~0) (= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))), 459#true, Black: 1021#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (not (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0))) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0)), Black: 1018#(and (<= 0 ~N~0) (<= ~C~0 ~x~0) (= ~t~0 0) (<= ~x~0 ~C~0) (= ~y~0 0) (<= ~N~0 0) (= ~z~0 0)), Black: 1022#(and (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (not (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0))) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0)), Black: 510#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (<= ~C~0 ~x~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~x~0 ~C~0) (= ~y~0 0) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 512#(and (<= 0 ~N~0) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (not (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0))) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), 647#true, 1111#true, Black: 1562#(and (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 1561#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 1559#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= ~C~0 ~x~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~x~0 ~C~0) (= ~y~0 0) (= ~z~0 0)), Black: 1055#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~z~0) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (= ~y~0 0) (<= ~z~0 ~C~0)), Black: 1058#(and (< ~t~0 (+ ~N~0 1)) (not (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0))) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (< (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1)) (not (<= (+ (div ~y~0 4294967296) 1) (div ~z~0 4294967296)))), Black: 543#(and (<= 0 ~N~0) (<= ~C~0 ~x~0) (<= ~x~0 ~C~0) (<= ~N~0 0) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (= ~z~0 0)), Black: 544#(and (<= 0 ~N~0) (<= ~C~0 ~x~0) (= ~t~0 0) (<= ~x~0 ~C~0) (<= ~N~0 0) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (= ~z~0 0)), Black: 546#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 547#(and (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), 301#true, Black: 559#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= ~C~0 ~x~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~x~0 ~C~0) (<= ~N~0 0) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (= ~z~0 0)), Black: 542#(and (<= 0 ~N~0) (= ~x~0 0) (<= ~C~0 ~y~0) (<= ~N~0 0) (= ~z~0 0) (<= ~y~0 ~C~0)), Black: 2506#(<= ~q2_back~0 (+ 1 ~q2_front~0)), Black: 2053#(<= ~q2_back~0 ~q2_front~0), 1547#true, 111#L54true, Black: 1594#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~z~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (= ~y~0 0) (<= ~z~0 ~C~0)), Black: 1597#(and (< ~t~0 (+ ~N~0 1)) (not (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0))) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296)))), Black: 1091#(and (<= 0 ~N~0) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (not (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0))) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (not (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0))) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0)), Black: 1090#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (not (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0))) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (not (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0))) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0)), Black: 1088#(and (<= 0 ~N~0) (not (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0))) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (<= ~C~0 ~x~0) (= ~t~0 0) (<= ~x~0 ~C~0) (<= ~N~0 0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (= ~z~0 0)), Black: 588#(and (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (< (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1))), Black: 585#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~z~0) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (= ~y~0 0) (<= ~z~0 ~C~0)), 1076#true, Black: 1628#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (<= ~C~0 ~x~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~x~0 ~C~0) (= ~y~0 0) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 1630#(and (= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (= ~t~0 ~N~0) (= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))), 1582#true, 1647#true, Black: 1125#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296)))), Black: 1126#(and (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296)))), Black: 620#(and (<= 0 ~N~0) (<= ~C~0 ~x~0) (= ~t~0 0) (<= ~x~0 ~C~0) (<= ~N~0 0) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (= ~z~0 0)), Black: 623#(and (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (not (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (<= ~x~0 ~z~0)), Black: 622#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (not (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0))) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (<= ~x~0 ~z~0)), Black: 619#(and (<= 0 ~N~0) (= ~x~0 0) (<= ~C~0 ~y~0) (= ~t~0 0) (<= ~N~0 0) (= ~z~0 0) (<= ~y~0 ~C~0)), Black: 618#(and (<= 0 ~N~0) (= ~x~0 0) (<= ~C~0 ~y~0) (<= ~N~0 0) (= ~z~0 0) (<= ~y~0 ~C~0)), 1212#true, Black: 1662#(and (< ~t~0 (+ ~N~0 1)) (not (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0))) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (< (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1))), Black: 1661#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (not (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0))) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (< (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1))), Black: 1160#(and (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 1158#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~C~0 ~x~0) (<= ~x~0 ~C~0) (= ~y~0 0) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), 4936#(and (<= ~n2~0 |ULTIMATE.start_create_fresh_int_array_#in~size#1|) (<= ~n2~0 |ULTIMATE.start_create_fresh_int_array_~size#1|)), Black: 662#(and (<= 0 ~N~0) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (<= ~y~0 ~x~0) (<= ~x~0 ~z~0) (< (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 660#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= ~C~0 ~x~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~x~0 ~C~0) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~y~0 ~x~0) (= ~z~0 0) (< (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1))), Black: 661#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~y~0 ~x~0) (<= ~x~0 ~z~0) (< (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 1696#(and (<= 0 ~N~0) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), 1681#true, Black: 1694#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (<= ~C~0 ~x~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~x~0 ~C~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (= ~z~0 0)), Black: 1695#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), 179#L99true, Black: 1191#(and (<= 0 ~N~0) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 1190#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 1188#(and (<= 0 ~N~0) (<= ~C~0 ~x~0) (= ~t~0 0) (<= ~x~0 ~C~0) (<= ~N~0 0) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (= ~z~0 0)), Black: 1187#(and (<= 0 ~N~0) (= ~x~0 0) (<= ~C~0 ~y~0) (= ~t~0 0) (<= ~N~0 0) (= ~z~0 0) (<= ~y~0 ~C~0)), 532#true, 113#L80true, 1281#true, Black: 3776#(and (<= ~n1~0 |ULTIMATE.start_create_fresh_int_array_~size#1|) (<= |ULTIMATE.start_create_fresh_int_array_~i~1#1| 1) (<= ~n1~0 |ULTIMATE.start_create_fresh_int_array_#in~size#1|)), Black: 3774#(and (= |ULTIMATE.start_create_fresh_int_array_#t~post30#1| 0) (<= ~n1~0 |ULTIMATE.start_create_fresh_int_array_~size#1|) (<= |ULTIMATE.start_create_fresh_int_array_~i~1#1| 1) (<= ~n1~0 |ULTIMATE.start_create_fresh_int_array_#in~size#1|)), Black: 3770#(and (<= ~n1~0 |ULTIMATE.start_create_fresh_int_array_~size#1|) (= |ULTIMATE.start_create_fresh_int_array_~i~1#1| 0) (<= ~n1~0 |ULTIMATE.start_create_fresh_int_array_#in~size#1|)), 1715#true, Black: 699#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~x~0 ~z~0) (< (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1))), Black: 2631#(<= ~n1~0 1), Black: 698#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~y~0) (<= ~C~0 ~z~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~y~0 ~C~0) (<= ~z~0 ~C~0)), Black: 3768#(and (<= ~n1~0 |ULTIMATE.start_create_fresh_int_array_~size#1|) (<= ~n1~0 |ULTIMATE.start_create_fresh_int_array_#in~size#1|)), Black: 700#(and (< ~t~0 (+ ~N~0 1)) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (<= ~x~0 ~z~0) (< (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1))), Black: 1729#(or (and (= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (= ~t~0 ~N~0) (= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (not (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0))) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (<= ~x~0 ~z~0))), Black: 1730#(and (= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (= ~t~0 ~N~0) (= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))), Black: 1727#(and (<= 0 ~N~0) (<= ~C~0 ~x~0) (= ~t~0 0) (<= ~x~0 ~C~0) (<= ~N~0 0) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (= ~z~0 0)), Black: 1726#(and (<= 0 ~N~0) (= ~x~0 0) (<= ~C~0 ~y~0) (= ~t~0 0) (<= ~N~0 0) (= ~z~0 0) (<= ~y~0 ~C~0)), 1007#true, 1315#true, 1246#true, Black: 1227#(and (<= 0 ~N~0) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (not (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0))) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0)), Black: 1225#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (<= ~C~0 ~x~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~x~0 ~C~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (= ~z~0 0)), Black: 1226#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (not (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0))) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0)), Black: 230#(and (<= ~n1~0 |ULTIMATE.start_create_fresh_int_array_~size#1|) (= |ULTIMATE.start_create_fresh_int_array_~i~1#1| 0) (<= ~n1~0 |ULTIMATE.start_create_fresh_int_array_#in~size#1|)), Black: 226#(<= ~n1~0 0), 1786#true, Black: 736#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~y~0) (<= ~y~0 ~z~0) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~y~0 ~C~0) (<= ~z~0 ~y~0)), Black: 738#(and (< ~t~0 (+ ~N~0 1)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (<= ~y~0 ~x~0) (<= (div ~y~0 4294967296) (div ~z~0 4294967296)) (<= ~z~0 ~y~0)), Black: 1763#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~y~0) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (= ~z~0 0) (<= ~y~0 ~C~0)), Black: 1765#(or (and (= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (= ~t~0 ~N~0) (= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (<= ~x~0 ~z~0))), Black: 1766#(and (= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (= ~t~0 ~N~0) (= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))), Black: 1764#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~C~0 ~x~0) (<= ~x~0 ~C~0) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (= ~z~0 0)), Black: 247#(and (<= ~n2~0 |ULTIMATE.start_create_fresh_int_array_#in~size#1|) (= |ULTIMATE.start_create_fresh_int_array_~i~1#1| 0) (<= ~n2~0 |ULTIMATE.start_create_fresh_int_array_~size#1|)), Black: 1259#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= ~C~0 ~x~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~x~0 ~C~0) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (= ~z~0 0)), Black: 1260#(or (and (= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (= ~t~0 ~N~0) (= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (not (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0))) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (<= ~x~0 ~z~0))), Black: 1258#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~y~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (= ~z~0 0) (<= ~y~0 ~C~0)), Black: 1261#(and (= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (= ~t~0 ~N~0) (= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))), Black: 255#(or (<= ~n2~0 ~q2_front~0) (not (<= 0 ~q2_front~0)) (<= ~q2_back~0 ~q2_front~0)), Black: 260#(<= ~q1_back~0 ~q1_front~0), 794#true, Black: 773#(and (< ~t~0 (+ ~N~0 1)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (<= ~x~0 ~y~0) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (<= ~y~0 ~x~0)), Black: 1801#(and (< ~t~0 (+ ~N~0 1)) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (<= ~x~0 ~z~0) (< (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1))), Black: 772#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (<= ~x~0 ~y~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= ~y~0 ~x~0)), Black: 1799#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~y~0) (<= ~C~0 ~z~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~y~0 ~C~0) (<= ~z~0 ~C~0)), Black: 1800#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~x~0 ~z~0) (< (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1))), Black: 1294#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~y~0) (<= ~C~0 ~z~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~y~0 ~C~0) (<= ~z~0 ~C~0)), Black: 1295#(or (and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~y~0 ~x~0) (< (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1))) (and (= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (= ~t~0 ~N~0) (= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)))), Black: 1296#(and (= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (= ~t~0 ~N~0) (= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))), Black: 278#(and (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (not (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0))) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 271#(and (<= 0 ~N~0) (= ~x~0 0) (= ~t~0 0) (= ~y~0 0) (= ~z~0 0)), Black: 277#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (not (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0))) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 286#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (= ~y~0 0) (= ~z~0 0)), Black: 272#(and (= |thread1Thread1of1ForFork0_~i~0#1| 0) (<= 0 ~N~0) (= ~x~0 0) (= ~t~0 0) (= ~y~0 0) (= ~z~0 0)), Black: 270#(and (<= 0 ~N~0) (= ~x~0 0) (= ~y~0 0) (= ~z~0 0)), 1176#true, 685#true, Black: 1835#(and (< ~t~0 (+ ~N~0 1)) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~x~0 ~z~0)), 1751#true, 2624#true, Black: 807#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~y~0) (<= ~C~0 ~z~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~y~0 ~C~0) (<= ~z~0 ~C~0)), Black: 1834#(and (= ~x~0 0) (<= ~C~0 ~y~0) (<= ~C~0 ~z~0) (< ~t~0 (+ ~N~0 1)) (<= ~N~0 ~t~0) (<= ~y~0 ~C~0) (<= ~z~0 ~C~0)), Black: 808#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (< (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1))), Black: 809#(and (< ~t~0 (+ ~N~0 1)) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (< (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1))), Black: 1330#(and (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (<= ~y~0 ~x~0) (< (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1)) (<= (div ~y~0 4294967296) (div ~z~0 4294967296)) (<= ~z~0 ~y~0)), 608#true, Black: 1328#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~z~0) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~y~0 ~C~0) (<= ~z~0 ~y~0)), Black: 1329#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~y~0 ~x~0) (< (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1)) (<= (div ~y~0 4294967296) (div ~z~0 4294967296)) (<= ~z~0 ~y~0)), 573#true, 385#true, Black: 322#(and (= |thread1Thread1of1ForFork0_~i~0#1| 0) (<= 0 ~N~0) (= ~x~0 0) (= ~y~0 0) (<= ~N~0 0) (= ~z~0 0)), Black: 324#(and (= |thread1Thread1of1ForFork0_~i~0#1| 0) (<= 0 ~N~0) (= ~x~0 0) (< ~t~0 (+ ~N~0 1)) (= ~y~0 0) (<= ~N~0 0) (<= ~N~0 ~t~0) (= ~z~0 0)), Black: 316#(and (<= 0 ~N~0) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 309#(and (= |thread1Thread1of1ForFork0_~i~0#1| 0) (<= 0 ~N~0) (= ~x~0 0) (= ~y~0 0) (= ~z~0 0)), Black: 315#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 312#(and (<= 0 ~N~0) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (<= ~C~0 ~x~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (<= ~x~0 ~C~0) (<= ~N~0 0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (= ~z~0 0)), Black: 328#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (<= ~C~0 ~x~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~x~0 ~C~0) (<= ~N~0 0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (= ~z~0 0)), Black: 313#(and (<= 0 ~N~0) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (<= ~C~0 ~x~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (= ~t~0 0) (<= ~x~0 ~C~0) (<= ~N~0 0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (= ~z~0 0)), Black: 4946#(and (<= ~n2~0 |ULTIMATE.start_create_fresh_int_array_#in~size#1|) (<= ~n2~0 1) (<= |ULTIMATE.start_create_fresh_int_array_~i~1#1| 1) (<= ~n2~0 |ULTIMATE.start_create_fresh_int_array_~size#1|)), Black: 311#(and (<= 0 ~N~0) (<= ~C~0 ~x~0) (<= ~x~0 ~C~0) (= ~y~0 0) (<= ~N~0 0) (= ~z~0 0)), Black: 4944#(and (<= ~n2~0 |ULTIMATE.start_create_fresh_int_array_#in~size#1|) (<= |ULTIMATE.start_create_fresh_int_array_~i~1#1| 1) (<= ~n2~0 |ULTIMATE.start_create_fresh_int_array_~size#1|)), Black: 1868#(and (< ~t~0 (+ ~N~0 1)) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (<= ~y~0 ~x~0) (< (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1)) (< (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1))), Black: 4938#(and (<= ~n2~0 |ULTIMATE.start_create_fresh_int_array_#in~size#1|) (= |ULTIMATE.start_create_fresh_int_array_~i~1#1| 0) (<= ~n2~0 |ULTIMATE.start_create_fresh_int_array_~size#1|)), Black: 4942#(and (<= ~n2~0 |ULTIMATE.start_create_fresh_int_array_#in~size#1|) (= |ULTIMATE.start_create_fresh_int_array_#t~post30#1| 0) (<= |ULTIMATE.start_create_fresh_int_array_~i~1#1| 1) (<= ~n2~0 |ULTIMATE.start_create_fresh_int_array_~size#1|)), Black: 4950#(and (<= ~n2~0 |ULTIMATE.start_create_fresh_int_array_#in~size#1|) (<= 1 ~n2~0) (<= ~n2~0 1) (<= |ULTIMATE.start_create_fresh_int_array_~i~1#1| 1) (<= 1 ~q2_back~0) (<= ~n2~0 |ULTIMATE.start_create_fresh_int_array_~size#1|)), Black: 1866#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~y~0) (<= ~C~0 ~z~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~y~0 ~C~0) (<= ~z~0 ~C~0)), Black: 843#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= ~C~0 ~x~0) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~x~0 ~C~0) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (= ~y~0 0) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))), Black: 1867#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~y~0 ~x~0) (< (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1)) (< (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1))), Black: 845#(and (<= 0 ~N~0) (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296)))), Black: 1362#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~y~0 ~z~0) (<= ~C~0 ~z~0) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~z~0 ~y~0) (<= ~z~0 ~C~0)), 1853#true, Black: 1364#(and (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (= ~t~0 ~N~0) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= (div ~y~0 4294967296) (div ~z~0 4294967296))), 2051#true, 758#true, Black: 1900#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~y~0) (<= ~y~0 ~z~0) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~y~0 ~C~0) (<= ~z~0 ~y~0)), Black: 359#(or (and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))) (and (= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (= ~t~0 ~N~0) (= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)))), Black: 1902#(and (< ~t~0 (+ ~N~0 1)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (<= (div ~y~0 4294967296) (div ~z~0 4294967296))), Black: 360#(and (= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (= ~t~0 ~N~0) (= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))), Black: 356#(and (<= 0 ~N~0) (<= ~C~0 ~x~0) (= ~t~0 0) (<= ~x~0 ~C~0) (= ~y~0 0) (<= ~N~0 0) (= ~z~0 0)), Black: 355#(and (<= 0 ~N~0) (<= ~C~0 ~x~0) (<= ~x~0 ~C~0) (= ~y~0 0) (<= ~N~0 0) (= ~z~0 0)), Black: 878#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~C~0 ~x~0) (<= ~x~0 ~C~0) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (= ~y~0 0) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 1394#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~y~0) (<= ~y~0 ~z~0) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~y~0 ~C~0) (<= ~z~0 ~y~0)), Black: 880#(and (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 877#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~C~0 ~x~0) (<= ~x~0 ~C~0) (= ~y~0 0) (= ~z~0 0)), Black: 1396#(and (< ~t~0 (+ ~N~0 1)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (<= ~N~0 ~t~0) (<= ~y~0 ~x~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= (div ~y~0 4294967296) (div ~z~0 4294967296)) (<= ~z~0 ~y~0)), 218#true, Black: 1932#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= ~C~0 ~x~0) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~x~0 ~C~0) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (= ~y~0 0) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))), Black: 1934#(and (<= 0 ~N~0) (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296)))), Black: 397#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~C~0 ~x~0) (<= ~x~0 ~C~0) (= ~y~0 0) (= ~z~0 0)), Black: 399#(or (and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0))) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (not (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0))) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0)) (and (= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (= ~t~0 ~N~0) (= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)))), Black: 1426#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~y~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (= ~z~0 0) (<= ~y~0 ~C~0)), Black: 394#(and (= |thread1Thread1of1ForFork0_~i~0#1| 0) (<= 0 ~N~0) (= ~x~0 0) (= ~t~0 0) (= ~y~0 0) (= ~z~0 0)), Black: 913#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (or (and (<= ~C~0 ~y~0) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~y~0 ~C~0)) (not (<= ~N~0 ~t~0))) (= ~z~0 0)), Black: 393#(and (= |thread1Thread1of1ForFork0_~i~0#1| 0) (<= 0 ~N~0) (= ~x~0 0) (= ~y~0 0) (= ~z~0 0)), Black: 1429#(and (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (< (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1)) (not (<= (+ (div ~y~0 4294967296) 1) (div ~z~0 4294967296)))), Black: 1427#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~y~0) (<= ~y~0 ~z~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~y~0 ~C~0) (<= ~z~0 ~y~0)), Black: 916#(and (<= 0 ~N~0) (< ~t~0 (+ ~N~0 1)) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (<= ~x~0 ~z~0) (< (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1))), Black: 914#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~z~0) (or (and (<= ~C~0 ~y~0) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~y~0 ~C~0)) (not (<= ~N~0 ~t~0))) (<= ~z~0 ~C~0)), Black: 1962#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= ~C~0 ~x~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~x~0 ~C~0) (= ~y~0 0) (= ~z~0 0)), Black: 1963#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (<= ~C~0 ~x~0) (not (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0))) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~x~0 ~C~0) (= ~y~0 0) (<= ~x~0 ~z~0)), Black: 1965#(and (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (not (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0))) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0)), Black: 1461#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (<= ~C~0 ~x~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~x~0 ~C~0) (= ~y~0 0) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 437#(and (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (not (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0))) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (not (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0))) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0)), Black: 1463#(and (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (not (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0))) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 436#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (not (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0))) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (not (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0))) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0)), Black: 950#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~y~0) (<= ~C~0 ~z~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~y~0 ~C~0) (<= ~z~0 ~C~0)), Black: 434#(and (<= 0 ~N~0) (not (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0))) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (<= ~C~0 ~x~0) (= ~t~0 0) (<= ~x~0 ~C~0) (<= ~N~0 0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (= ~z~0 0)), 345#true, Black: 952#(and (<= 0 ~N~0) (< ~t~0 (+ ~N~0 1)) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (<= ~y~0 ~x~0) (< (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1)) (< (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1))), 263#true, 126#L129-4true, Black: 1997#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~y~0) (<= ~y~0 ~z~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~z~0 ~C~0)), 1043#true, Black: 1996#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~y~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (= ~z~0 0) (<= ~y~0 ~C~0)), Black: 1999#(and (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (<= ~y~0 ~x~0) (< (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1)) (<= (div ~y~0 4294967296) (div ~z~0 4294967296)) (not (<= (+ (div ~y~0 4294967296) 1) (div ~z~0 4294967296))) (< (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1))), Black: 1494#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~C~0 ~x~0) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (<= ~x~0 ~C~0) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (= ~y~0 0) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))), Black: 1496#(and (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296)))), Black: 986#(and (<= 0 ~N~0) (= ~x~0 0) (<= ~C~0 ~z~0) (< ~t~0 (+ ~N~0 1)) (<= ~N~0 ~t~0) (<= ~y~0 ~C~0) (<= ~z~0 ~y~0)), 422#true, Black: 474#(and (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (<= ~x~0 ~y~0) (<= ~N~0 ~t~0) (<= ~y~0 ~x~0) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 987#(and (<= 0 ~N~0) (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (<= ~y~0 ~x~0) (< (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1)) (<= (div ~y~0 4294967296) (div ~z~0 4294967296)) (<= ~z~0 ~y~0)), Black: 472#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~C~0 ~x~0) (<= ~x~0 ~y~0) (<= ~x~0 ~C~0) (<= ~y~0 ~x~0) (= ~z~0 0)), Black: 473#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~x~0 ~y~0) (<= ~y~0 ~x~0) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), 6237#(and (or (and (<= (+ ~q1~0.offset (* ~q1_front~0 4)) 0) (not (= 0 (select (select |#memory_int| ~q1~0.base) (+ ~q1~0.offset (* ~q1_front~0 4)))))) (<= (* ~n1~0 4) (+ (* ~q1_back~0 4) 3 ~q1~0.offset))) (or (< 0 ~q1_back~0) (= (* ~q1_back~0 4) (* ~q1_front~0 4)) (< ~q1_back~0 0)) (not (<= (+ ~q1~0.offset (* ~q1_front~0 4) 1) 0)) (= ~q1~0.offset 0))]) [2022-11-18 20:12:18,549 INFO L383 tUnfolder$Statistics]: this new event has 188 ancestors and is cut-off event [2022-11-18 20:12:18,550 INFO L386 tUnfolder$Statistics]: existing Event has 177 ancestors and is cut-off event [2022-11-18 20:12:18,550 INFO L386 tUnfolder$Statistics]: existing Event has 182 ancestors and is cut-off event [2022-11-18 20:12:18,550 INFO L386 tUnfolder$Statistics]: existing Event has 177 ancestors and is cut-off event [2022-11-18 20:12:20,148 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([755] L95-->L99: Formula: (and (= (+ v_~q2_front~0_31 1) v_~q2_front~0_30) (= |v_thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_1| |v_thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1_1|) (= (select (select |v_#memory_int_73| v_~q2~0.base_27) (+ (* 4 v_~q2_front~0_31) v_~q2~0.offset_27)) |v_thread3Thread1of1ForFork2_~k~0#1_3|) (= |v_thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_1| (ite (and (< v_~q2_front~0_31 v_~q2_back~0_50) (<= 0 v_~q2_front~0_31) (< v_~q2_front~0_31 v_~n2~0_24)) 1 0)) (not (= 0 |v_thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1_1|))) InVars {~n2~0=v_~n2~0_24, ~q2~0.offset=v_~q2~0.offset_27, #memory_int=|v_#memory_int_73|, ~q2_front~0=v_~q2_front~0_31, ~q2~0.base=v_~q2~0.base_27, ~q2_back~0=v_~q2_back~0_50} OutVars{thread3Thread1of1ForFork2_#t~mem10#1=|v_thread3Thread1of1ForFork2_#t~mem10#1_1|, thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_1|, ~n2~0=v_~n2~0_24, ~q2~0.offset=v_~q2~0.offset_27, thread3Thread1of1ForFork2_#t~post11#1=|v_thread3Thread1of1ForFork2_#t~post11#1_1|, thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1_1|, #memory_int=|v_#memory_int_73|, ~q2_front~0=v_~q2_front~0_30, ~q2~0.base=v_~q2~0.base_27, ~q2_back~0=v_~q2_back~0_50, thread3Thread1of1ForFork2_~k~0#1=|v_thread3Thread1of1ForFork2_~k~0#1_3|} AuxVars[] AssignedVars[thread3Thread1of1ForFork2_#t~mem10#1, thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1, thread3Thread1of1ForFork2_#t~post11#1, thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1, ~q2_front~0, thread3Thread1of1ForFork2_~k~0#1][1034], [Black: 2031#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~y~0) (<= ~y~0 ~z~0) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~y~0 ~C~0) (<= ~z~0 ~y~0)), Black: 2033#(and (< ~t~0 (+ ~N~0 1)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (<= ~y~0 ~x~0) (<= (div ~y~0 4294967296) (div ~z~0 4294967296)) (<= ~z~0 ~y~0)), Black: 1528#(and (= ~x~0 0) (<= ~C~0 ~y~0) (<= ~C~0 ~z~0) (< ~t~0 (+ ~N~0 1)) (<= ~N~0 ~t~0) (<= ~y~0 ~C~0) (<= ~z~0 ~C~0)), Black: 1529#(and (= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (= ~t~0 ~N~0) (= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))), 459#true, Black: 1021#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (not (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0))) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0)), Black: 1018#(and (<= 0 ~N~0) (<= ~C~0 ~x~0) (= ~t~0 0) (<= ~x~0 ~C~0) (= ~y~0 0) (<= ~N~0 0) (= ~z~0 0)), Black: 1022#(and (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (not (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0))) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0)), Black: 510#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (<= ~C~0 ~x~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~x~0 ~C~0) (= ~y~0 0) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 512#(and (<= 0 ~N~0) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (not (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0))) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), 647#true, 1111#true, Black: 1562#(and (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 1561#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 1559#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= ~C~0 ~x~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~x~0 ~C~0) (= ~y~0 0) (= ~z~0 0)), Black: 1055#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~z~0) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (= ~y~0 0) (<= ~z~0 ~C~0)), Black: 1058#(and (< ~t~0 (+ ~N~0 1)) (not (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0))) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (< (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1)) (not (<= (+ (div ~y~0 4294967296) 1) (div ~z~0 4294967296)))), Black: 543#(and (<= 0 ~N~0) (<= ~C~0 ~x~0) (<= ~x~0 ~C~0) (<= ~N~0 0) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (= ~z~0 0)), Black: 544#(and (<= 0 ~N~0) (<= ~C~0 ~x~0) (= ~t~0 0) (<= ~x~0 ~C~0) (<= ~N~0 0) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (= ~z~0 0)), Black: 546#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 547#(and (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), 301#true, Black: 559#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= ~C~0 ~x~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~x~0 ~C~0) (<= ~N~0 0) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (= ~z~0 0)), Black: 542#(and (<= 0 ~N~0) (= ~x~0 0) (<= ~C~0 ~y~0) (<= ~N~0 0) (= ~z~0 0) (<= ~y~0 ~C~0)), Black: 2506#(<= ~q2_back~0 (+ 1 ~q2_front~0)), Black: 2053#(<= ~q2_back~0 ~q2_front~0), 1547#true, 111#L54true, Black: 1594#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~z~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (= ~y~0 0) (<= ~z~0 ~C~0)), Black: 1597#(and (< ~t~0 (+ ~N~0 1)) (not (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0))) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296)))), Black: 1091#(and (<= 0 ~N~0) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (not (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0))) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (not (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0))) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0)), Black: 1090#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (not (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0))) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (not (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0))) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0)), Black: 1088#(and (<= 0 ~N~0) (not (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0))) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (<= ~C~0 ~x~0) (= ~t~0 0) (<= ~x~0 ~C~0) (<= ~N~0 0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (= ~z~0 0)), Black: 588#(and (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (< (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1))), Black: 585#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~z~0) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (= ~y~0 0) (<= ~z~0 ~C~0)), 1076#true, Black: 1628#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (<= ~C~0 ~x~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~x~0 ~C~0) (= ~y~0 0) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 1630#(and (= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (= ~t~0 ~N~0) (= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))), 1582#true, 1647#true, Black: 1125#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296)))), Black: 1126#(and (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296)))), Black: 620#(and (<= 0 ~N~0) (<= ~C~0 ~x~0) (= ~t~0 0) (<= ~x~0 ~C~0) (<= ~N~0 0) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (= ~z~0 0)), Black: 623#(and (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (not (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (<= ~x~0 ~z~0)), Black: 622#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (not (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0))) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (<= ~x~0 ~z~0)), Black: 619#(and (<= 0 ~N~0) (= ~x~0 0) (<= ~C~0 ~y~0) (= ~t~0 0) (<= ~N~0 0) (= ~z~0 0) (<= ~y~0 ~C~0)), Black: 618#(and (<= 0 ~N~0) (= ~x~0 0) (<= ~C~0 ~y~0) (<= ~N~0 0) (= ~z~0 0) (<= ~y~0 ~C~0)), 1212#true, Black: 1662#(and (< ~t~0 (+ ~N~0 1)) (not (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0))) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (< (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1))), Black: 1661#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (not (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0))) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (< (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1))), Black: 1160#(and (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 1158#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~C~0 ~x~0) (<= ~x~0 ~C~0) (= ~y~0 0) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), 4936#(and (<= ~n2~0 |ULTIMATE.start_create_fresh_int_array_#in~size#1|) (<= ~n2~0 |ULTIMATE.start_create_fresh_int_array_~size#1|)), Black: 662#(and (<= 0 ~N~0) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (<= ~y~0 ~x~0) (<= ~x~0 ~z~0) (< (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 660#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= ~C~0 ~x~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~x~0 ~C~0) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~y~0 ~x~0) (= ~z~0 0) (< (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1))), Black: 661#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~y~0 ~x~0) (<= ~x~0 ~z~0) (< (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 1696#(and (<= 0 ~N~0) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), 1681#true, Black: 1694#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (<= ~C~0 ~x~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~x~0 ~C~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (= ~z~0 0)), Black: 1695#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), 179#L99true, Black: 1191#(and (<= 0 ~N~0) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 1190#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 1188#(and (<= 0 ~N~0) (<= ~C~0 ~x~0) (= ~t~0 0) (<= ~x~0 ~C~0) (<= ~N~0 0) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (= ~z~0 0)), Black: 1187#(and (<= 0 ~N~0) (= ~x~0 0) (<= ~C~0 ~y~0) (= ~t~0 0) (<= ~N~0 0) (= ~z~0 0) (<= ~y~0 ~C~0)), 532#true, 1281#true, Black: 3776#(and (<= ~n1~0 |ULTIMATE.start_create_fresh_int_array_~size#1|) (<= |ULTIMATE.start_create_fresh_int_array_~i~1#1| 1) (<= ~n1~0 |ULTIMATE.start_create_fresh_int_array_#in~size#1|)), Black: 3774#(and (= |ULTIMATE.start_create_fresh_int_array_#t~post30#1| 0) (<= ~n1~0 |ULTIMATE.start_create_fresh_int_array_~size#1|) (<= |ULTIMATE.start_create_fresh_int_array_~i~1#1| 1) (<= ~n1~0 |ULTIMATE.start_create_fresh_int_array_#in~size#1|)), Black: 3770#(and (<= ~n1~0 |ULTIMATE.start_create_fresh_int_array_~size#1|) (= |ULTIMATE.start_create_fresh_int_array_~i~1#1| 0) (<= ~n1~0 |ULTIMATE.start_create_fresh_int_array_#in~size#1|)), 1715#true, Black: 2631#(<= ~n1~0 1), Black: 699#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~x~0 ~z~0) (< (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1))), Black: 3768#(and (<= ~n1~0 |ULTIMATE.start_create_fresh_int_array_~size#1|) (<= ~n1~0 |ULTIMATE.start_create_fresh_int_array_#in~size#1|)), Black: 698#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~y~0) (<= ~C~0 ~z~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~y~0 ~C~0) (<= ~z~0 ~C~0)), Black: 700#(and (< ~t~0 (+ ~N~0 1)) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (<= ~x~0 ~z~0) (< (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1))), Black: 1729#(or (and (= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (= ~t~0 ~N~0) (= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (not (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0))) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (<= ~x~0 ~z~0))), Black: 1730#(and (= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (= ~t~0 ~N~0) (= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))), Black: 1727#(and (<= 0 ~N~0) (<= ~C~0 ~x~0) (= ~t~0 0) (<= ~x~0 ~C~0) (<= ~N~0 0) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (= ~z~0 0)), Black: 1726#(and (<= 0 ~N~0) (= ~x~0 0) (<= ~C~0 ~y~0) (= ~t~0 0) (<= ~N~0 0) (= ~z~0 0) (<= ~y~0 ~C~0)), 1007#true, 1315#true, 1246#true, Black: 1227#(and (<= 0 ~N~0) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (not (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0))) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0)), Black: 1225#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (<= ~C~0 ~x~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~x~0 ~C~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (= ~z~0 0)), Black: 1226#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (not (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0))) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0)), Black: 230#(and (<= ~n1~0 |ULTIMATE.start_create_fresh_int_array_~size#1|) (= |ULTIMATE.start_create_fresh_int_array_~i~1#1| 0) (<= ~n1~0 |ULTIMATE.start_create_fresh_int_array_#in~size#1|)), Black: 226#(<= ~n1~0 0), 1786#true, Black: 736#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~y~0) (<= ~y~0 ~z~0) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~y~0 ~C~0) (<= ~z~0 ~y~0)), Black: 738#(and (< ~t~0 (+ ~N~0 1)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (<= ~y~0 ~x~0) (<= (div ~y~0 4294967296) (div ~z~0 4294967296)) (<= ~z~0 ~y~0)), Black: 1763#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~y~0) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (= ~z~0 0) (<= ~y~0 ~C~0)), Black: 1765#(or (and (= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (= ~t~0 ~N~0) (= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (<= ~x~0 ~z~0))), Black: 1766#(and (= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (= ~t~0 ~N~0) (= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))), Black: 1764#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~C~0 ~x~0) (<= ~x~0 ~C~0) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (= ~z~0 0)), Black: 247#(and (<= ~n2~0 |ULTIMATE.start_create_fresh_int_array_#in~size#1|) (= |ULTIMATE.start_create_fresh_int_array_~i~1#1| 0) (<= ~n2~0 |ULTIMATE.start_create_fresh_int_array_~size#1|)), Black: 1259#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= ~C~0 ~x~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~x~0 ~C~0) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (= ~z~0 0)), Black: 1260#(or (and (= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (= ~t~0 ~N~0) (= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (not (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0))) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (<= ~x~0 ~z~0))), Black: 1258#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~y~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (= ~z~0 0) (<= ~y~0 ~C~0)), Black: 1261#(and (= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (= ~t~0 ~N~0) (= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))), Black: 255#(or (<= ~n2~0 ~q2_front~0) (not (<= 0 ~q2_front~0)) (<= ~q2_back~0 ~q2_front~0)), Black: 260#(<= ~q1_back~0 ~q1_front~0), 794#true, Black: 773#(and (< ~t~0 (+ ~N~0 1)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (<= ~x~0 ~y~0) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (<= ~y~0 ~x~0)), Black: 1801#(and (< ~t~0 (+ ~N~0 1)) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (<= ~x~0 ~z~0) (< (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1))), Black: 772#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (<= ~x~0 ~y~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= ~y~0 ~x~0)), Black: 1799#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~y~0) (<= ~C~0 ~z~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~y~0 ~C~0) (<= ~z~0 ~C~0)), Black: 1800#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~x~0 ~z~0) (< (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1))), Black: 1294#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~y~0) (<= ~C~0 ~z~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~y~0 ~C~0) (<= ~z~0 ~C~0)), Black: 1295#(or (and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~y~0 ~x~0) (< (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1))) (and (= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (= ~t~0 ~N~0) (= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)))), Black: 1296#(and (= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (= ~t~0 ~N~0) (= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))), Black: 278#(and (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (not (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0))) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 271#(and (<= 0 ~N~0) (= ~x~0 0) (= ~t~0 0) (= ~y~0 0) (= ~z~0 0)), Black: 277#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (not (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0))) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 286#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (= ~y~0 0) (= ~z~0 0)), Black: 272#(and (= |thread1Thread1of1ForFork0_~i~0#1| 0) (<= 0 ~N~0) (= ~x~0 0) (= ~t~0 0) (= ~y~0 0) (= ~z~0 0)), Black: 270#(and (<= 0 ~N~0) (= ~x~0 0) (= ~y~0 0) (= ~z~0 0)), 1176#true, 685#true, Black: 1835#(and (< ~t~0 (+ ~N~0 1)) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~x~0 ~z~0)), 1751#true, 2624#true, Black: 807#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~y~0) (<= ~C~0 ~z~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~y~0 ~C~0) (<= ~z~0 ~C~0)), Black: 1834#(and (= ~x~0 0) (<= ~C~0 ~y~0) (<= ~C~0 ~z~0) (< ~t~0 (+ ~N~0 1)) (<= ~N~0 ~t~0) (<= ~y~0 ~C~0) (<= ~z~0 ~C~0)), Black: 808#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (< (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1))), Black: 809#(and (< ~t~0 (+ ~N~0 1)) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (< (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1))), Black: 1330#(and (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (<= ~y~0 ~x~0) (< (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1)) (<= (div ~y~0 4294967296) (div ~z~0 4294967296)) (<= ~z~0 ~y~0)), 608#true, Black: 1328#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~z~0) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~y~0 ~C~0) (<= ~z~0 ~y~0)), Black: 1329#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~y~0 ~x~0) (< (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1)) (<= (div ~y~0 4294967296) (div ~z~0 4294967296)) (<= ~z~0 ~y~0)), 573#true, 385#true, Black: 322#(and (= |thread1Thread1of1ForFork0_~i~0#1| 0) (<= 0 ~N~0) (= ~x~0 0) (= ~y~0 0) (<= ~N~0 0) (= ~z~0 0)), Black: 324#(and (= |thread1Thread1of1ForFork0_~i~0#1| 0) (<= 0 ~N~0) (= ~x~0 0) (< ~t~0 (+ ~N~0 1)) (= ~y~0 0) (<= ~N~0 0) (<= ~N~0 ~t~0) (= ~z~0 0)), Black: 316#(and (<= 0 ~N~0) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 309#(and (= |thread1Thread1of1ForFork0_~i~0#1| 0) (<= 0 ~N~0) (= ~x~0 0) (= ~y~0 0) (= ~z~0 0)), Black: 315#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 312#(and (<= 0 ~N~0) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (<= ~C~0 ~x~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (<= ~x~0 ~C~0) (<= ~N~0 0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (= ~z~0 0)), Black: 328#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (<= ~C~0 ~x~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~x~0 ~C~0) (<= ~N~0 0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (= ~z~0 0)), Black: 313#(and (<= 0 ~N~0) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (<= ~C~0 ~x~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (= ~t~0 0) (<= ~x~0 ~C~0) (<= ~N~0 0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (= ~z~0 0)), Black: 4946#(and (<= ~n2~0 |ULTIMATE.start_create_fresh_int_array_#in~size#1|) (<= ~n2~0 1) (<= |ULTIMATE.start_create_fresh_int_array_~i~1#1| 1) (<= ~n2~0 |ULTIMATE.start_create_fresh_int_array_~size#1|)), Black: 311#(and (<= 0 ~N~0) (<= ~C~0 ~x~0) (<= ~x~0 ~C~0) (= ~y~0 0) (<= ~N~0 0) (= ~z~0 0)), Black: 4944#(and (<= ~n2~0 |ULTIMATE.start_create_fresh_int_array_#in~size#1|) (<= |ULTIMATE.start_create_fresh_int_array_~i~1#1| 1) (<= ~n2~0 |ULTIMATE.start_create_fresh_int_array_~size#1|)), Black: 1868#(and (< ~t~0 (+ ~N~0 1)) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (<= ~y~0 ~x~0) (< (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1)) (< (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1))), Black: 4938#(and (<= ~n2~0 |ULTIMATE.start_create_fresh_int_array_#in~size#1|) (= |ULTIMATE.start_create_fresh_int_array_~i~1#1| 0) (<= ~n2~0 |ULTIMATE.start_create_fresh_int_array_~size#1|)), Black: 4942#(and (<= ~n2~0 |ULTIMATE.start_create_fresh_int_array_#in~size#1|) (= |ULTIMATE.start_create_fresh_int_array_#t~post30#1| 0) (<= |ULTIMATE.start_create_fresh_int_array_~i~1#1| 1) (<= ~n2~0 |ULTIMATE.start_create_fresh_int_array_~size#1|)), Black: 4950#(and (<= ~n2~0 |ULTIMATE.start_create_fresh_int_array_#in~size#1|) (<= 1 ~n2~0) (<= ~n2~0 1) (<= |ULTIMATE.start_create_fresh_int_array_~i~1#1| 1) (<= 1 ~q2_back~0) (<= ~n2~0 |ULTIMATE.start_create_fresh_int_array_~size#1|)), Black: 1866#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~y~0) (<= ~C~0 ~z~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~y~0 ~C~0) (<= ~z~0 ~C~0)), Black: 843#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= ~C~0 ~x~0) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~x~0 ~C~0) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (= ~y~0 0) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))), Black: 1867#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~y~0 ~x~0) (< (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1)) (< (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1))), Black: 845#(and (<= 0 ~N~0) (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296)))), Black: 1362#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~y~0 ~z~0) (<= ~C~0 ~z~0) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~z~0 ~y~0) (<= ~z~0 ~C~0)), 1853#true, Black: 1364#(and (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (= ~t~0 ~N~0) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= (div ~y~0 4294967296) (div ~z~0 4294967296))), 2051#true, 758#true, Black: 1900#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~y~0) (<= ~y~0 ~z~0) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~y~0 ~C~0) (<= ~z~0 ~y~0)), Black: 359#(or (and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))) (and (= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (= ~t~0 ~N~0) (= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)))), Black: 1902#(and (< ~t~0 (+ ~N~0 1)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (<= (div ~y~0 4294967296) (div ~z~0 4294967296))), Black: 360#(and (= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (= ~t~0 ~N~0) (= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))), Black: 356#(and (<= 0 ~N~0) (<= ~C~0 ~x~0) (= ~t~0 0) (<= ~x~0 ~C~0) (= ~y~0 0) (<= ~N~0 0) (= ~z~0 0)), Black: 355#(and (<= 0 ~N~0) (<= ~C~0 ~x~0) (<= ~x~0 ~C~0) (= ~y~0 0) (<= ~N~0 0) (= ~z~0 0)), Black: 878#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~C~0 ~x~0) (<= ~x~0 ~C~0) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (= ~y~0 0) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 1394#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~y~0) (<= ~y~0 ~z~0) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~y~0 ~C~0) (<= ~z~0 ~y~0)), Black: 880#(and (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 877#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~C~0 ~x~0) (<= ~x~0 ~C~0) (= ~y~0 0) (= ~z~0 0)), Black: 1396#(and (< ~t~0 (+ ~N~0 1)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (<= ~N~0 ~t~0) (<= ~y~0 ~x~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= (div ~y~0 4294967296) (div ~z~0 4294967296)) (<= ~z~0 ~y~0)), 218#true, Black: 1932#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= ~C~0 ~x~0) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~x~0 ~C~0) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (= ~y~0 0) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))), Black: 1934#(and (<= 0 ~N~0) (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296)))), Black: 397#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~C~0 ~x~0) (<= ~x~0 ~C~0) (= ~y~0 0) (= ~z~0 0)), Black: 399#(or (and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0))) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (not (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0))) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0)) (and (= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (= ~t~0 ~N~0) (= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)))), Black: 394#(and (= |thread1Thread1of1ForFork0_~i~0#1| 0) (<= 0 ~N~0) (= ~x~0 0) (= ~t~0 0) (= ~y~0 0) (= ~z~0 0)), Black: 1426#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~y~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (= ~z~0 0) (<= ~y~0 ~C~0)), Black: 393#(and (= |thread1Thread1of1ForFork0_~i~0#1| 0) (<= 0 ~N~0) (= ~x~0 0) (= ~y~0 0) (= ~z~0 0)), Black: 913#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (or (and (<= ~C~0 ~y~0) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~y~0 ~C~0)) (not (<= ~N~0 ~t~0))) (= ~z~0 0)), Black: 1429#(and (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0))) (<= ~y~0 ~x~0) (< (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1)) (not (<= (+ (div ~y~0 4294967296) 1) (div ~z~0 4294967296)))), Black: 1427#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~y~0) (<= ~y~0 ~z~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~y~0 ~C~0) (<= ~z~0 ~y~0)), Black: 916#(and (<= 0 ~N~0) (< ~t~0 (+ ~N~0 1)) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (<= ~x~0 ~z~0) (< (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1))), Black: 914#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~z~0) (or (and (<= ~C~0 ~y~0) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~y~0 ~C~0)) (not (<= ~N~0 ~t~0))) (<= ~z~0 ~C~0)), Black: 1962#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= ~C~0 ~x~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~x~0 ~C~0) (= ~y~0 0) (= ~z~0 0)), Black: 1963#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (<= ~C~0 ~x~0) (not (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0))) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~x~0 ~C~0) (= ~y~0 0) (<= ~x~0 ~z~0)), Black: 1965#(and (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (not (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0))) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0)), Black: 1461#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (<= ~C~0 ~x~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~x~0 ~C~0) (= ~y~0 0) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 437#(and (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (not (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0))) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (not (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0))) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0)), Black: 1463#(and (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (not (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0))) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), 88#L82true, Black: 436#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (not (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0))) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (not (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0))) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (<= ~x~0 ~z~0)), Black: 950#(and (<= 0 ~N~0) (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~y~0) (<= ~C~0 ~z~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~y~0 ~C~0) (<= ~z~0 ~C~0)), Black: 434#(and (<= 0 ~N~0) (not (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0))) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (<= ~C~0 ~x~0) (= ~t~0 0) (<= ~x~0 ~C~0) (<= ~N~0 0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296))) (= ~z~0 0)), 345#true, Black: 952#(and (<= 0 ~N~0) (< ~t~0 (+ ~N~0 1)) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (<= ~y~0 ~x~0) (< (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1)) (< (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1))), 263#true, 126#L129-4true, Black: 1997#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~y~0) (<= ~y~0 ~z~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~z~0 ~C~0)), 1043#true, Black: 1996#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (= ~x~0 0) (<= ~C~0 ~y~0) (or (< ~t~0 (+ ~N~0 1)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (= ~z~0 0) (<= ~y~0 ~C~0)), Black: 1999#(and (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (<= ~y~0 ~x~0) (< (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1)) (<= (div ~y~0 4294967296) (div ~z~0 4294967296)) (not (<= (+ (div ~y~0 4294967296) 1) (div ~z~0 4294967296))) (< (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0 1))), Black: 1494#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~C~0 ~x~0) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (<= ~x~0 ~C~0) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (= ~y~0 0) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))), Black: 1496#(and (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~y~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~y~0)) (not (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0))) (< (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0 1)) (not (<= (+ (div ~x~0 4294967296) 1) (div ~z~0 4294967296))) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (not (<= (+ (div ~y~0 4294967296) 1) (div ~x~0 4294967296)))), Black: 986#(and (<= 0 ~N~0) (= ~x~0 0) (<= ~C~0 ~z~0) (< ~t~0 (+ ~N~0 1)) (<= ~N~0 ~t~0) (<= ~y~0 ~C~0) (<= ~z~0 ~y~0)), 422#true, Black: 474#(and (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (< ~t~0 (+ ~N~0 1)) (<= ~x~0 ~y~0) (<= ~N~0 ~t~0) (<= ~y~0 ~x~0) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), Black: 987#(and (<= 0 ~N~0) (< ~t~0 (+ ~N~0 1)) (<= (+ (* (div ~x~0 4294967296) 4294967296) ~y~0) (+ (* (div ~y~0 4294967296) 4294967296) ~x~0)) (<= ~N~0 ~t~0) (<= ~y~0 ~x~0) (< (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0 1)) (<= (div ~y~0 4294967296) (div ~z~0 4294967296)) (<= ~z~0 ~y~0)), Black: 472#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~C~0 ~x~0) (<= ~x~0 ~y~0) (<= ~x~0 ~C~0) (<= ~y~0 ~x~0) (= ~z~0 0)), Black: 473#(and (or (<= (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0) ~t~0) (<= ~N~0 ~t~0)) (<= (+ (* (div ~z~0 4294967296) 4294967296) ~x~0) (+ (* (div ~x~0 4294967296) 4294967296) ~z~0)) (or (not (<= (+ ~N~0 1) ~t~0)) (<= ~t~0 (+ |thread3Thread1of1ForFork2_~k~0#1| ~N~0))) (<= ~x~0 ~y~0) (<= ~y~0 ~x~0) (<= ~x~0 ~z~0) (< (+ (* (div ~x~0 4294967296) 4294967296) ~z~0) (+ (* (div ~z~0 4294967296) 4294967296) ~x~0 1))), 6237#(and (or (and (<= (+ ~q1~0.offset (* ~q1_front~0 4)) 0) (not (= 0 (select (select |#memory_int| ~q1~0.base) (+ ~q1~0.offset (* ~q1_front~0 4)))))) (<= (* ~n1~0 4) (+ (* ~q1_back~0 4) 3 ~q1~0.offset))) (or (< 0 ~q1_back~0) (= (* ~q1_back~0 4) (* ~q1_front~0 4)) (< ~q1_back~0 0)) (not (<= (+ ~q1~0.offset (* ~q1_front~0 4) 1) 0)) (= ~q1~0.offset 0))]) [2022-11-18 20:12:20,150 INFO L383 tUnfolder$Statistics]: this new event has 189 ancestors and is cut-off event [2022-11-18 20:12:20,150 INFO L386 tUnfolder$Statistics]: existing Event has 183 ancestors and is cut-off event [2022-11-18 20:12:20,151 INFO L386 tUnfolder$Statistics]: existing Event has 178 ancestors and is cut-off event [2022-11-18 20:12:20,151 INFO L386 tUnfolder$Statistics]: existing Event has 178 ancestors and is cut-off event