./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-lit/sssc12.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2f76d1b-64c4-4e70-b01f-db221e908024/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2f76d1b-64c4-4e70-b01f-db221e908024/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2f76d1b-64c4-4e70-b01f-db221e908024/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2f76d1b-64c4-4e70-b01f-db221e908024/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-lit/sssc12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2f76d1b-64c4-4e70-b01f-db221e908024/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2f76d1b-64c4-4e70-b01f-db221e908024/bin/uautomizer-vX5HgA9Q3a --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3f447624cefe078f3d1dfeed3af04dfcf2078828fba23b82e0579b17d6eb7f02 --- 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-b5237d8 [2022-11-21 09:09:15,718 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 09:09:15,722 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 09:09:15,772 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 09:09:15,772 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 09:09:15,774 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 09:09:15,775 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 09:09:15,778 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 09:09:15,780 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 09:09:15,782 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 09:09:15,783 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 09:09:15,785 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 09:09:15,785 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 09:09:15,787 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 09:09:15,789 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 09:09:15,790 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 09:09:15,792 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 09:09:15,793 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 09:09:15,795 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 09:09:15,798 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 09:09:15,800 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 09:09:15,802 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 09:09:15,804 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 09:09:15,805 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 09:09:15,810 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 09:09:15,811 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 09:09:15,811 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 09:09:15,812 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 09:09:15,813 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 09:09:15,815 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 09:09:15,815 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 09:09:15,816 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 09:09:15,818 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 09:09:15,819 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 09:09:15,821 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 09:09:15,822 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 09:09:15,823 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 09:09:15,823 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 09:09:15,824 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 09:09:15,825 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 09:09:15,826 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 09:09:15,827 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2f76d1b-64c4-4e70-b01f-db221e908024/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-11-21 09:09:15,858 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 09:09:15,858 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 09:09:15,859 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 09:09:15,859 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 09:09:15,860 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 09:09:15,861 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 09:09:15,862 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 09:09:15,862 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 09:09:15,862 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 09:09:15,863 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 09:09:15,863 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 09:09:15,864 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 09:09:15,864 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 09:09:15,864 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 09:09:15,865 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 09:09:15,865 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 09:09:15,865 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 09:09:15,866 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 09:09:15,866 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 09:09:15,866 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 09:09:15,867 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 09:09:15,867 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 09:09:15,867 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 09:09:15,868 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 09:09:15,868 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 09:09:15,869 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 09:09:15,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 09:09:15,869 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 09:09:15,870 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 09:09:15,870 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 09:09:15,870 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 09:09:15,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 09:09:15,871 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 09:09:15,871 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 09:09:15,872 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 09:09:15,872 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_a2f76d1b-64c4-4e70-b01f-db221e908024/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2f76d1b-64c4-4e70-b01f-db221e908024/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3f447624cefe078f3d1dfeed3af04dfcf2078828fba23b82e0579b17d6eb7f02 [2022-11-21 09:09:16,237 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 09:09:16,266 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 09:09:16,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 09:09:16,272 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 09:09:16,273 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 09:09:16,274 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2f76d1b-64c4-4e70-b01f-db221e908024/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/pthread-lit/sssc12.i [2022-11-21 09:09:20,307 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 09:09:20,711 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 09:09:20,712 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2f76d1b-64c4-4e70-b01f-db221e908024/sv-benchmarks/c/pthread-lit/sssc12.i [2022-11-21 09:09:20,734 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2f76d1b-64c4-4e70-b01f-db221e908024/bin/uautomizer-vX5HgA9Q3a/data/17a46739c/d0fe527ab8b2449480623da35f58c45d/FLAG9054f794b [2022-11-21 09:09:20,776 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2f76d1b-64c4-4e70-b01f-db221e908024/bin/uautomizer-vX5HgA9Q3a/data/17a46739c/d0fe527ab8b2449480623da35f58c45d [2022-11-21 09:09:20,783 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 09:09:20,785 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 09:09:20,787 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 09:09:20,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 09:09:20,794 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 09:09:20,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:09:20" (1/1) ... [2022-11-21 09:09:20,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e7c1e6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:09:20, skipping insertion in model container [2022-11-21 09:09:20,798 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:09:20" (1/1) ... [2022-11-21 09:09:20,809 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 09:09:20,902 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 09:09:21,792 WARN L237 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_a2f76d1b-64c4-4e70-b01f-db221e908024/sv-benchmarks/c/pthread-lit/sssc12.i[46865,46878] [2022-11-21 09:09:21,826 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 09:09:21,844 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 09:09:21,924 WARN L237 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_a2f76d1b-64c4-4e70-b01f-db221e908024/sv-benchmarks/c/pthread-lit/sssc12.i[46865,46878] [2022-11-21 09:09:21,936 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 09:09:22,048 INFO L208 MainTranslator]: Completed translation [2022-11-21 09:09:22,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:09:22 WrapperNode [2022-11-21 09:09:22,049 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 09:09:22,051 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 09:09:22,052 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 09:09:22,052 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 09:09:22,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:09:22" (1/1) ... [2022-11-21 09:09:22,099 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:09:22" (1/1) ... [2022-11-21 09:09:22,146 INFO L138 Inliner]: procedures = 275, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 88 [2022-11-21 09:09:22,147 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 09:09:22,149 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 09:09:22,149 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 09:09:22,149 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 09:09:22,162 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:09:22" (1/1) ... [2022-11-21 09:09:22,163 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:09:22" (1/1) ... [2022-11-21 09:09:22,176 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:09:22" (1/1) ... [2022-11-21 09:09:22,177 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:09:22" (1/1) ... [2022-11-21 09:09:22,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:09:22" (1/1) ... [2022-11-21 09:09:22,189 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:09:22" (1/1) ... [2022-11-21 09:09:22,207 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:09:22" (1/1) ... [2022-11-21 09:09:22,208 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:09:22" (1/1) ... [2022-11-21 09:09:22,212 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 09:09:22,228 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 09:09:22,229 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 09:09:22,229 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 09:09:22,231 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:09:22" (1/1) ... [2022-11-21 09:09:22,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 09:09:22,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2f76d1b-64c4-4e70-b01f-db221e908024/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:09:22,274 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2f76d1b-64c4-4e70-b01f-db221e908024/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 09:09:22,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2f76d1b-64c4-4e70-b01f-db221e908024/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 09:09:22,347 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 09:09:22,347 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2022-11-21 09:09:22,347 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2022-11-21 09:09:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 09:09:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 09:09:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 09:09:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 09:09:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 09:09:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 09:09:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 09:09:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 09:09:22,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 09:09:22,353 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 09:09:22,650 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 09:09:22,653 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 09:09:22,958 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 09:09:23,032 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 09:09:23,033 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 09:09:23,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:09:23 BoogieIcfgContainer [2022-11-21 09:09:23,036 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 09:09:23,040 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 09:09:23,040 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 09:09:23,045 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 09:09:23,045 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 09:09:20" (1/3) ... [2022-11-21 09:09:23,046 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bca2205 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:09:23, skipping insertion in model container [2022-11-21 09:09:23,047 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:09:22" (2/3) ... [2022-11-21 09:09:23,047 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bca2205 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:09:23, skipping insertion in model container [2022-11-21 09:09:23,047 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:09:23" (3/3) ... [2022-11-21 09:09:23,049 INFO L112 eAbstractionObserver]: Analyzing ICFG sssc12.i [2022-11-21 09:09:23,062 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-21 09:09:23,077 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 09:09:23,078 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2022-11-21 09:09:23,078 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-21 09:09:23,161 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-21 09:09:23,208 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 90 places, 93 transitions, 191 flow [2022-11-21 09:09:23,272 INFO L130 PetriNetUnfolder]: 7/105 cut-off events. [2022-11-21 09:09:23,273 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-21 09:09:23,280 INFO L83 FinitePrefix]: Finished finitePrefix Result has 110 conditions, 105 events. 7/105 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 95 event pairs, 0 based on Foata normal form. 0/90 useless extension candidates. Maximal degree in co-relation 58. Up to 4 conditions per place. [2022-11-21 09:09:23,281 INFO L82 GeneralOperation]: Start removeDead. Operand has 90 places, 93 transitions, 191 flow [2022-11-21 09:09:23,287 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 90 places, 93 transitions, 191 flow [2022-11-21 09:09:23,303 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-21 09:09:23,312 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;@7e4a5610, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-21 09:09:23,312 INFO L358 AbstractCegarLoop]: Starting to check reachability of 13 error locations. [2022-11-21 09:09:23,339 INFO L130 PetriNetUnfolder]: 3/64 cut-off events. [2022-11-21 09:09:23,339 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-21 09:09:23,340 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:09:23,341 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] [2022-11-21 09:09:23,341 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 10 more)] === [2022-11-21 09:09:23,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:09:23,349 INFO L85 PathProgramCache]: Analyzing trace with hash 1621519583, now seen corresponding path program 1 times [2022-11-21 09:09:23,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:09:23,363 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682474532] [2022-11-21 09:09:23,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:09:23,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:09:23,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:09:23,555 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:09:23,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:09:23,637 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:09:23,640 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-21 09:09:23,642 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (12 of 13 remaining) [2022-11-21 09:09:23,645 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 13 remaining) [2022-11-21 09:09:23,646 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 13 remaining) [2022-11-21 09:09:23,647 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 13 remaining) [2022-11-21 09:09:23,647 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 13 remaining) [2022-11-21 09:09:23,648 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 13 remaining) [2022-11-21 09:09:23,648 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 13 remaining) [2022-11-21 09:09:23,649 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 13 remaining) [2022-11-21 09:09:23,649 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 13 remaining) [2022-11-21 09:09:23,650 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 13 remaining) [2022-11-21 09:09:23,650 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 13 remaining) [2022-11-21 09:09:23,651 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 13 remaining) [2022-11-21 09:09:23,651 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 13 remaining) [2022-11-21 09:09:23,652 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-21 09:09:23,653 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-21 09:09:23,658 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2022-11-21 09:09:23,658 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2022-11-21 09:09:23,716 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-21 09:09:23,723 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 133 places, 138 transitions, 288 flow [2022-11-21 09:09:23,799 INFO L130 PetriNetUnfolder]: 12/164 cut-off events. [2022-11-21 09:09:23,799 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-11-21 09:09:23,803 INFO L83 FinitePrefix]: Finished finitePrefix Result has 174 conditions, 164 events. 12/164 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 328 event pairs, 0 based on Foata normal form. 0/137 useless extension candidates. Maximal degree in co-relation 106. Up to 6 conditions per place. [2022-11-21 09:09:23,803 INFO L82 GeneralOperation]: Start removeDead. Operand has 133 places, 138 transitions, 288 flow [2022-11-21 09:09:23,807 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 133 places, 138 transitions, 288 flow [2022-11-21 09:09:23,810 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-21 09:09:23,812 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;@7e4a5610, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-21 09:09:23,813 INFO L358 AbstractCegarLoop]: Starting to check reachability of 19 error locations. [2022-11-21 09:09:23,839 INFO L130 PetriNetUnfolder]: 4/74 cut-off events. [2022-11-21 09:09:23,839 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-11-21 09:09:23,839 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:09:23,840 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] [2022-11-21 09:09:23,840 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] === [2022-11-21 09:09:23,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:09:23,842 INFO L85 PathProgramCache]: Analyzing trace with hash 1547677930, now seen corresponding path program 1 times [2022-11-21 09:09:23,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:09:23,843 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784158812] [2022-11-21 09:09:23,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:09:23,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:09:23,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:09:24,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:09:24,139 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:09:24,140 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784158812] [2022-11-21 09:09:24,141 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1784158812] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:09:24,141 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:09:24,141 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:09:24,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618969809] [2022-11-21 09:09:24,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:09:24,155 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:09:24,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:09:24,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:09:24,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:09:24,198 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 95 out of 138 [2022-11-21 09:09:24,202 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 138 transitions, 288 flow. Second operand has 3 states, 3 states have (on average 96.66666666666667) internal successors, (290), 3 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:09:24,203 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:09:24,203 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 95 of 138 [2022-11-21 09:09:24,204 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:09:24,731 INFO L130 PetriNetUnfolder]: 200/1104 cut-off events. [2022-11-21 09:09:24,731 INFO L131 PetriNetUnfolder]: For 41/41 co-relation queries the response was YES. [2022-11-21 09:09:24,743 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1507 conditions, 1104 events. 200/1104 cut-off events. For 41/41 co-relation queries the response was YES. Maximal size of possible extension queue 50. Compared 8168 event pairs, 118 based on Foata normal form. 283/1199 useless extension candidates. Maximal degree in co-relation 1324. Up to 244 conditions per place. [2022-11-21 09:09:24,752 INFO L137 encePairwiseOnDemand]: 120/138 looper letters, 54 selfloop transitions, 3 changer transitions 1/146 dead transitions. [2022-11-21 09:09:24,754 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 126 places, 146 transitions, 423 flow [2022-11-21 09:09:24,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:09:24,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 09:09:24,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 363 transitions. [2022-11-21 09:09:24,788 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8768115942028986 [2022-11-21 09:09:24,790 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 363 transitions. [2022-11-21 09:09:24,791 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 363 transitions. [2022-11-21 09:09:24,796 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:09:24,799 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 363 transitions. [2022-11-21 09:09:24,809 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 121.0) internal successors, (363), 3 states have internal predecessors, (363), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:09:24,816 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 138.0) internal successors, (552), 4 states have internal predecessors, (552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:09:24,817 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 138.0) internal successors, (552), 4 states have internal predecessors, (552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:09:24,820 INFO L175 Difference]: Start difference. First operand has 133 places, 138 transitions, 288 flow. Second operand 3 states and 363 transitions. [2022-11-21 09:09:24,821 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 126 places, 146 transitions, 423 flow [2022-11-21 09:09:24,828 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 126 places, 146 transitions, 421 flow, removed 1 selfloop flow, removed 0 redundant places. [2022-11-21 09:09:24,840 INFO L231 Difference]: Finished difference. Result has 127 places, 124 transitions, 287 flow [2022-11-21 09:09:24,843 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=138, PETRI_DIFFERENCE_MINUEND_FLOW=256, PETRI_DIFFERENCE_MINUEND_PLACES=124, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=123, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=120, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=287, PETRI_PLACES=127, PETRI_TRANSITIONS=124} [2022-11-21 09:09:24,848 INFO L288 CegarLoopForPetriNet]: 133 programPoint places, -6 predicate places. [2022-11-21 09:09:24,849 INFO L495 AbstractCegarLoop]: Abstraction has has 127 places, 124 transitions, 287 flow [2022-11-21 09:09:24,850 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 96.66666666666667) internal successors, (290), 3 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:09:24,851 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:09:24,851 INFO L209 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 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] [2022-11-21 09:09:24,852 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-21 09:09:24,852 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] === [2022-11-21 09:09:24,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:09:24,859 INFO L85 PathProgramCache]: Analyzing trace with hash 1393539826, now seen corresponding path program 1 times [2022-11-21 09:09:24,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:09:24,860 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556910169] [2022-11-21 09:09:24,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:09:24,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:09:24,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:09:24,918 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:09:24,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:09:24,952 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:09:24,952 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-21 09:09:24,952 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (18 of 19 remaining) [2022-11-21 09:09:24,953 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 19 remaining) [2022-11-21 09:09:24,953 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 19 remaining) [2022-11-21 09:09:24,954 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 19 remaining) [2022-11-21 09:09:24,954 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 19 remaining) [2022-11-21 09:09:24,954 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 19 remaining) [2022-11-21 09:09:24,955 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 19 remaining) [2022-11-21 09:09:24,955 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 19 remaining) [2022-11-21 09:09:24,955 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 19 remaining) [2022-11-21 09:09:24,956 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 19 remaining) [2022-11-21 09:09:24,956 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 19 remaining) [2022-11-21 09:09:24,956 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 19 remaining) [2022-11-21 09:09:24,957 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 19 remaining) [2022-11-21 09:09:24,957 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 19 remaining) [2022-11-21 09:09:24,957 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 19 remaining) [2022-11-21 09:09:24,958 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 19 remaining) [2022-11-21 09:09:24,958 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 19 remaining) [2022-11-21 09:09:24,959 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 19 remaining) [2022-11-21 09:09:24,959 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 19 remaining) [2022-11-21 09:09:24,959 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-21 09:09:24,959 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-21 09:09:24,961 WARN L233 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2022-11-21 09:09:24,961 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2022-11-21 09:09:25,008 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-21 09:09:25,013 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 176 places, 183 transitions, 387 flow [2022-11-21 09:09:25,059 INFO L130 PetriNetUnfolder]: 17/223 cut-off events. [2022-11-21 09:09:25,059 INFO L131 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2022-11-21 09:09:25,061 INFO L83 FinitePrefix]: Finished finitePrefix Result has 239 conditions, 223 events. 17/223 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 599 event pairs, 0 based on Foata normal form. 0/184 useless extension candidates. Maximal degree in co-relation 168. Up to 8 conditions per place. [2022-11-21 09:09:25,061 INFO L82 GeneralOperation]: Start removeDead. Operand has 176 places, 183 transitions, 387 flow [2022-11-21 09:09:25,065 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 176 places, 183 transitions, 387 flow [2022-11-21 09:09:25,067 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-21 09:09:25,069 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;@7e4a5610, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-21 09:09:25,069 INFO L358 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2022-11-21 09:09:25,079 INFO L130 PetriNetUnfolder]: 3/70 cut-off events. [2022-11-21 09:09:25,079 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-11-21 09:09:25,079 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:09:25,080 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] [2022-11-21 09:09:25,080 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 22 more)] === [2022-11-21 09:09:25,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:09:25,081 INFO L85 PathProgramCache]: Analyzing trace with hash -1144213111, now seen corresponding path program 1 times [2022-11-21 09:09:25,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:09:25,082 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620842045] [2022-11-21 09:09:25,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:09:25,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:09:25,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:09:25,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:09:25,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:09:25,265 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1620842045] [2022-11-21 09:09:25,265 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1620842045] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:09:25,266 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:09:25,266 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:09:25,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089732393] [2022-11-21 09:09:25,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:09:25,267 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:09:25,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:09:25,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:09:25,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:09:25,270 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 121 out of 183 [2022-11-21 09:09:25,271 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 176 places, 183 transitions, 387 flow. Second operand has 3 states, 3 states have (on average 122.66666666666667) internal successors, (368), 3 states have internal predecessors, (368), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:09:25,271 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:09:25,271 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 121 of 183 [2022-11-21 09:09:25,272 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:09:29,310 INFO L130 PetriNetUnfolder]: 5346/17046 cut-off events. [2022-11-21 09:09:29,310 INFO L131 PetriNetUnfolder]: For 1105/1105 co-relation queries the response was YES. [2022-11-21 09:09:29,427 INFO L83 FinitePrefix]: Finished finitePrefix Result has 25356 conditions, 17046 events. 5346/17046 cut-off events. For 1105/1105 co-relation queries the response was YES. Maximal size of possible extension queue 623. Compared 202399 event pairs, 2922 based on Foata normal form. 4419/18238 useless extension candidates. Maximal degree in co-relation 22797. Up to 3995 conditions per place. [2022-11-21 09:09:29,584 INFO L137 encePairwiseOnDemand]: 158/183 looper letters, 81 selfloop transitions, 4 changer transitions 1/200 dead transitions. [2022-11-21 09:09:29,584 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 168 places, 200 transitions, 603 flow [2022-11-21 09:09:29,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:09:29,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 09:09:29,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 477 transitions. [2022-11-21 09:09:29,590 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8688524590163934 [2022-11-21 09:09:29,590 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 477 transitions. [2022-11-21 09:09:29,591 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 477 transitions. [2022-11-21 09:09:29,591 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:09:29,592 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 477 transitions. [2022-11-21 09:09:29,594 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 159.0) internal successors, (477), 3 states have internal predecessors, (477), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:09:29,599 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 183.0) internal successors, (732), 4 states have internal predecessors, (732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:09:29,600 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 183.0) internal successors, (732), 4 states have internal predecessors, (732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:09:29,600 INFO L175 Difference]: Start difference. First operand has 176 places, 183 transitions, 387 flow. Second operand 3 states and 477 transitions. [2022-11-21 09:09:29,600 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 168 places, 200 transitions, 603 flow [2022-11-21 09:09:29,608 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 168 places, 200 transitions, 595 flow, removed 4 selfloop flow, removed 0 redundant places. [2022-11-21 09:09:29,615 INFO L231 Difference]: Finished difference. Result has 169 places, 167 transitions, 391 flow [2022-11-21 09:09:29,616 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=183, PETRI_DIFFERENCE_MINUEND_FLOW=345, PETRI_DIFFERENCE_MINUEND_PLACES=166, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=165, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=161, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=391, PETRI_PLACES=169, PETRI_TRANSITIONS=167} [2022-11-21 09:09:29,618 INFO L288 CegarLoopForPetriNet]: 176 programPoint places, -7 predicate places. [2022-11-21 09:09:29,618 INFO L495 AbstractCegarLoop]: Abstraction has has 169 places, 167 transitions, 391 flow [2022-11-21 09:09:29,619 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 122.66666666666667) internal successors, (368), 3 states have internal predecessors, (368), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:09:29,619 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:09:29,620 INFO L209 CegarLoopForPetriNet]: trace histogram [4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:09:29,625 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-21 09:09:29,626 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 22 more)] === [2022-11-21 09:09:29,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:09:29,627 INFO L85 PathProgramCache]: Analyzing trace with hash 811517855, now seen corresponding path program 1 times [2022-11-21 09:09:29,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:09:29,628 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610745172] [2022-11-21 09:09:29,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:09:29,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:09:29,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:09:29,707 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:09:29,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:09:29,751 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:09:29,751 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-21 09:09:29,752 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (24 of 25 remaining) [2022-11-21 09:09:29,752 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 25 remaining) [2022-11-21 09:09:29,752 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 25 remaining) [2022-11-21 09:09:29,753 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 25 remaining) [2022-11-21 09:09:29,753 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 25 remaining) [2022-11-21 09:09:29,753 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 25 remaining) [2022-11-21 09:09:29,759 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 25 remaining) [2022-11-21 09:09:29,759 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 25 remaining) [2022-11-21 09:09:29,760 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 25 remaining) [2022-11-21 09:09:29,760 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 25 remaining) [2022-11-21 09:09:29,760 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 25 remaining) [2022-11-21 09:09:29,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 25 remaining) [2022-11-21 09:09:29,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 25 remaining) [2022-11-21 09:09:29,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 25 remaining) [2022-11-21 09:09:29,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 25 remaining) [2022-11-21 09:09:29,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 25 remaining) [2022-11-21 09:09:29,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 25 remaining) [2022-11-21 09:09:29,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 25 remaining) [2022-11-21 09:09:29,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 25 remaining) [2022-11-21 09:09:29,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 25 remaining) [2022-11-21 09:09:29,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 25 remaining) [2022-11-21 09:09:29,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 25 remaining) [2022-11-21 09:09:29,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 25 remaining) [2022-11-21 09:09:29,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 25 remaining) [2022-11-21 09:09:29,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 25 remaining) [2022-11-21 09:09:29,769 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-21 09:09:29,769 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-21 09:09:29,770 WARN L233 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2022-11-21 09:09:29,771 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2022-11-21 09:09:29,865 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-21 09:09:29,882 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 219 places, 228 transitions, 488 flow [2022-11-21 09:09:29,968 INFO L130 PetriNetUnfolder]: 22/282 cut-off events. [2022-11-21 09:09:29,968 INFO L131 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2022-11-21 09:09:29,971 INFO L83 FinitePrefix]: Finished finitePrefix Result has 305 conditions, 282 events. 22/282 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 866 event pairs, 0 based on Foata normal form. 0/231 useless extension candidates. Maximal degree in co-relation 231. Up to 10 conditions per place. [2022-11-21 09:09:29,971 INFO L82 GeneralOperation]: Start removeDead. Operand has 219 places, 228 transitions, 488 flow [2022-11-21 09:09:29,976 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 219 places, 228 transitions, 488 flow [2022-11-21 09:09:29,980 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-21 09:09:29,991 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;@7e4a5610, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-21 09:09:29,993 INFO L358 AbstractCegarLoop]: Starting to check reachability of 31 error locations. [2022-11-21 09:09:30,003 INFO L130 PetriNetUnfolder]: 4/74 cut-off events. [2022-11-21 09:09:30,003 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-11-21 09:09:30,004 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:09:30,004 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] [2022-11-21 09:09:30,005 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 28 more)] === [2022-11-21 09:09:30,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:09:30,006 INFO L85 PathProgramCache]: Analyzing trace with hash 1831596225, now seen corresponding path program 1 times [2022-11-21 09:09:30,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:09:30,006 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921026008] [2022-11-21 09:09:30,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:09:30,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:09:30,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:09:30,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:09:30,191 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:09:30,191 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921026008] [2022-11-21 09:09:30,191 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921026008] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:09:30,192 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:09:30,192 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:09:30,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993054014] [2022-11-21 09:09:30,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:09:30,195 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:09:30,196 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:09:30,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:09:30,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:09:30,200 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 147 out of 228 [2022-11-21 09:09:30,201 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 219 places, 228 transitions, 488 flow. Second operand has 3 states, 3 states have (on average 148.66666666666666) internal successors, (446), 3 states have internal predecessors, (446), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:09:30,201 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:09:30,202 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 147 of 228 [2022-11-21 09:09:30,202 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:10:14,055 INFO L130 PetriNetUnfolder]: 114952/267557 cut-off events. [2022-11-21 09:10:14,055 INFO L131 PetriNetUnfolder]: For 26198/26198 co-relation queries the response was YES. [2022-11-21 09:10:15,899 INFO L83 FinitePrefix]: Finished finitePrefix Result has 428955 conditions, 267557 events. 114952/267557 cut-off events. For 26198/26198 co-relation queries the response was YES. Maximal size of possible extension queue 8378. Compared 3855812 event pairs, 54708 based on Foata normal form. 68897/281196 useless extension candidates. Maximal degree in co-relation 386052. Up to 89529 conditions per place. [2022-11-21 09:10:18,217 INFO L137 encePairwiseOnDemand]: 196/228 looper letters, 108 selfloop transitions, 5 changer transitions 1/254 dead transitions. [2022-11-21 09:10:18,218 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 210 places, 254 transitions, 787 flow [2022-11-21 09:10:18,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:10:18,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 09:10:18,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 591 transitions. [2022-11-21 09:10:18,221 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8640350877192983 [2022-11-21 09:10:18,221 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 591 transitions. [2022-11-21 09:10:18,222 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 591 transitions. [2022-11-21 09:10:18,222 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:10:18,222 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 591 transitions. [2022-11-21 09:10:18,224 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 197.0) internal successors, (591), 3 states have internal predecessors, (591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:10:18,227 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 228.0) internal successors, (912), 4 states have internal predecessors, (912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:10:18,228 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 228.0) internal successors, (912), 4 states have internal predecessors, (912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:10:18,228 INFO L175 Difference]: Start difference. First operand has 219 places, 228 transitions, 488 flow. Second operand 3 states and 591 transitions. [2022-11-21 09:10:18,228 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 210 places, 254 transitions, 787 flow [2022-11-21 09:10:18,242 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 210 places, 254 transitions, 769 flow, removed 9 selfloop flow, removed 0 redundant places. [2022-11-21 09:10:18,249 INFO L231 Difference]: Finished difference. Result has 211 places, 210 transitions, 495 flow [2022-11-21 09:10:18,250 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=228, PETRI_DIFFERENCE_MINUEND_FLOW=434, PETRI_DIFFERENCE_MINUEND_PLACES=208, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=207, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=202, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=495, PETRI_PLACES=211, PETRI_TRANSITIONS=210} [2022-11-21 09:10:18,253 INFO L288 CegarLoopForPetriNet]: 219 programPoint places, -8 predicate places. [2022-11-21 09:10:18,254 INFO L495 AbstractCegarLoop]: Abstraction has has 211 places, 210 transitions, 495 flow [2022-11-21 09:10:18,254 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 148.66666666666666) internal successors, (446), 3 states have internal predecessors, (446), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:10:18,255 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:10:18,255 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] [2022-11-21 09:10:18,255 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-21 09:10:18,256 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thrErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 28 more)] === [2022-11-21 09:10:18,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:10:18,257 INFO L85 PathProgramCache]: Analyzing trace with hash 1067005489, now seen corresponding path program 1 times [2022-11-21 09:10:18,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:10:18,257 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842719331] [2022-11-21 09:10:18,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:10:18,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:10:18,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:10:18,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:10:18,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:10:18,440 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842719331] [2022-11-21 09:10:18,440 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842719331] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:10:18,440 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:10:18,441 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 09:10:18,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039550500] [2022-11-21 09:10:18,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:10:18,442 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-21 09:10:18,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:10:18,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 09:10:18,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-21 09:10:18,444 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 185 out of 228 [2022-11-21 09:10:18,446 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 211 places, 210 transitions, 495 flow. Second operand has 4 states, 4 states have (on average 187.75) internal successors, (751), 4 states have internal predecessors, (751), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:10:18,446 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:10:18,446 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 185 of 228 [2022-11-21 09:10:18,446 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:10:20,893 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 26#L1046-4true, 227#true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 129#L1019true, 152#thrENTRYtrue, thrThread4of4ForFork0InUse, 184#L1019true, 222#true]) [2022-11-21 09:10:20,894 INFO L383 tUnfolder$Statistics]: this new event has 106 ancestors and is cut-off event [2022-11-21 09:10:20,894 INFO L386 tUnfolder$Statistics]: existing Event has 106 ancestors and is cut-off event [2022-11-21 09:10:20,894 INFO L386 tUnfolder$Statistics]: existing Event has 101 ancestors and is cut-off event [2022-11-21 09:10:20,894 INFO L386 tUnfolder$Statistics]: existing Event has 101 ancestors and is cut-off event [2022-11-21 09:10:21,575 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 26#L1046-4true, 227#true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, 86#L1022-1true, thrThread3of4ForFork0InUse, 129#L1019true, 184#L1019true, thrThread4of4ForFork0InUse, 222#true]) [2022-11-21 09:10:21,575 INFO L383 tUnfolder$Statistics]: this new event has 108 ancestors and is cut-off event [2022-11-21 09:10:21,576 INFO L386 tUnfolder$Statistics]: existing Event has 103 ancestors and is cut-off event [2022-11-21 09:10:21,576 INFO L386 tUnfolder$Statistics]: existing Event has 108 ancestors and is cut-off event [2022-11-21 09:10:21,576 INFO L386 tUnfolder$Statistics]: existing Event has 103 ancestors and is cut-off event [2022-11-21 09:10:21,730 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 26#L1046-4true, 227#true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, 76#L1023true, thrThread3of4ForFork0InUse, 129#L1019true, 184#L1019true, thrThread4of4ForFork0InUse, 222#true]) [2022-11-21 09:10:21,730 INFO L383 tUnfolder$Statistics]: this new event has 109 ancestors and is cut-off event [2022-11-21 09:10:21,730 INFO L386 tUnfolder$Statistics]: existing Event has 109 ancestors and is cut-off event [2022-11-21 09:10:21,730 INFO L386 tUnfolder$Statistics]: existing Event has 104 ancestors and is cut-off event [2022-11-21 09:10:21,730 INFO L386 tUnfolder$Statistics]: existing Event has 104 ancestors and is cut-off event [2022-11-21 09:10:21,874 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][188], [Black: 224#(= ~next~0 0), 26#L1046-4true, 99#L1019true, thrThread1of4ForFork0InUse, 229#(= |thrThread1of4ForFork0_~c~0#1| 0), thrThread2of4ForFork0InUse, 192#L1024true, thrThread3of4ForFork0InUse, 129#L1019true, 184#L1019true, thrThread4of4ForFork0InUse, 222#true]) [2022-11-21 09:10:21,874 INFO L383 tUnfolder$Statistics]: this new event has 110 ancestors and is cut-off event [2022-11-21 09:10:21,874 INFO L386 tUnfolder$Statistics]: existing Event has 110 ancestors and is cut-off event [2022-11-21 09:10:21,875 INFO L386 tUnfolder$Statistics]: existing Event has 105 ancestors and is cut-off event [2022-11-21 09:10:21,875 INFO L386 tUnfolder$Statistics]: existing Event has 105 ancestors and is cut-off event [2022-11-21 09:10:22,063 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][189], [Black: 224#(= ~next~0 0), 26#L1046-4true, 99#L1019true, 20#L1025true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 129#L1019true, 184#L1019true, thrThread4of4ForFork0InUse, 230#(and (= |thrThread1of4ForFork0_~end~0#1| 0) (= |thrThread1of4ForFork0_~c~0#1| 0)), 222#true]) [2022-11-21 09:10:22,063 INFO L383 tUnfolder$Statistics]: this new event has 111 ancestors and is cut-off event [2022-11-21 09:10:22,063 INFO L386 tUnfolder$Statistics]: existing Event has 111 ancestors and is cut-off event [2022-11-21 09:10:22,063 INFO L386 tUnfolder$Statistics]: existing Event has 106 ancestors and is cut-off event [2022-11-21 09:10:22,063 INFO L386 tUnfolder$Statistics]: existing Event has 106 ancestors and is cut-off event [2022-11-21 09:10:22,378 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][189], [Black: 224#(= ~next~0 0), 26#L1046-4true, 99#L1019true, thrThread1of4ForFork0InUse, 16#L1013true, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 129#L1019true, 184#L1019true, thrThread4of4ForFork0InUse, 230#(and (= |thrThread1of4ForFork0_~end~0#1| 0) (= |thrThread1of4ForFork0_~c~0#1| 0)), 222#true]) [2022-11-21 09:10:22,378 INFO L383 tUnfolder$Statistics]: this new event has 113 ancestors and is cut-off event [2022-11-21 09:10:22,378 INFO L386 tUnfolder$Statistics]: existing Event has 113 ancestors and is cut-off event [2022-11-21 09:10:22,378 INFO L386 tUnfolder$Statistics]: existing Event has 108 ancestors and is cut-off event [2022-11-21 09:10:22,378 INFO L386 tUnfolder$Statistics]: existing Event has 108 ancestors and is cut-off event [2022-11-21 09:10:23,011 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [51#L1028true, Black: 224#(= ~next~0 0), 26#L1046-4true, 227#true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 129#L1019true, 184#L1019true, thrThread4of4ForFork0InUse, 222#true]) [2022-11-21 09:10:23,011 INFO L383 tUnfolder$Statistics]: this new event has 118 ancestors and is cut-off event [2022-11-21 09:10:23,012 INFO L386 tUnfolder$Statistics]: existing Event has 113 ancestors and is cut-off event [2022-11-21 09:10:23,012 INFO L386 tUnfolder$Statistics]: existing Event has 118 ancestors and is cut-off event [2022-11-21 09:10:23,012 INFO L386 tUnfolder$Statistics]: existing Event has 113 ancestors and is cut-off event [2022-11-21 09:10:23,111 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][189], [Black: 224#(= ~next~0 0), 26#L1046-4true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 129#L1019true, 184#L1019true, 230#(and (= |thrThread1of4ForFork0_~end~0#1| 0) (= |thrThread1of4ForFork0_~c~0#1| 0)), thrThread4of4ForFork0InUse, 222#true, 81#L1019true]) [2022-11-21 09:10:23,111 INFO L383 tUnfolder$Statistics]: this new event has 119 ancestors and is cut-off event [2022-11-21 09:10:23,111 INFO L386 tUnfolder$Statistics]: existing Event has 114 ancestors and is cut-off event [2022-11-21 09:10:23,111 INFO L386 tUnfolder$Statistics]: existing Event has 119 ancestors and is cut-off event [2022-11-21 09:10:23,112 INFO L386 tUnfolder$Statistics]: existing Event has 114 ancestors and is cut-off event [2022-11-21 09:10:23,183 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [25#thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOWtrue, Black: 224#(= ~next~0 0), 26#L1046-4true, 227#true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 129#L1019true, thrThread4of4ForFork0InUse, 222#true, 81#L1019true]) [2022-11-21 09:10:23,183 INFO L383 tUnfolder$Statistics]: this new event has 121 ancestors and is cut-off event [2022-11-21 09:10:23,184 INFO L386 tUnfolder$Statistics]: existing Event has 116 ancestors and is cut-off event [2022-11-21 09:10:23,184 INFO L386 tUnfolder$Statistics]: existing Event has 116 ancestors and is cut-off event [2022-11-21 09:10:23,184 INFO L386 tUnfolder$Statistics]: existing Event has 116 ancestors and is cut-off event [2022-11-21 09:10:23,195 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 26#L1046-4true, 227#true, 99#L1019true, thrThread1of4ForFork0InUse, 14#L1026-4true, thrThread2of4ForFork0InUse, 21#L1026-4true, thrThread3of4ForFork0InUse, 129#L1019true, thrThread4of4ForFork0InUse, 222#true]) [2022-11-21 09:10:23,195 INFO L383 tUnfolder$Statistics]: this new event has 120 ancestors and is cut-off event [2022-11-21 09:10:23,195 INFO L386 tUnfolder$Statistics]: existing Event has 120 ancestors and is cut-off event [2022-11-21 09:10:23,195 INFO L386 tUnfolder$Statistics]: existing Event has 115 ancestors and is cut-off event [2022-11-21 09:10:23,196 INFO L386 tUnfolder$Statistics]: existing Event has 120 ancestors and is cut-off event [2022-11-21 09:10:23,288 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 227#true, 26#L1046-4true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 129#L1019true, 184#L1019true, thrThread4of4ForFork0InUse, 222#true, 23#L1028-3true]) [2022-11-21 09:10:23,288 INFO L383 tUnfolder$Statistics]: this new event has 121 ancestors and is cut-off event [2022-11-21 09:10:23,289 INFO L386 tUnfolder$Statistics]: existing Event has 116 ancestors and is cut-off event [2022-11-21 09:10:23,289 INFO L386 tUnfolder$Statistics]: existing Event has 116 ancestors and is cut-off event [2022-11-21 09:10:23,289 INFO L386 tUnfolder$Statistics]: existing Event has 121 ancestors and is cut-off event [2022-11-21 09:10:23,300 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][189], [Black: 224#(= ~next~0 0), 26#L1046-4true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 11#L1031-3true, 129#L1019true, 184#L1019true, thrThread4of4ForFork0InUse, 230#(and (= |thrThread1of4ForFork0_~end~0#1| 0) (= |thrThread1of4ForFork0_~c~0#1| 0)), 222#true]) [2022-11-21 09:10:23,300 INFO L383 tUnfolder$Statistics]: this new event has 121 ancestors and is cut-off event [2022-11-21 09:10:23,301 INFO L386 tUnfolder$Statistics]: existing Event has 116 ancestors and is cut-off event [2022-11-21 09:10:23,301 INFO L386 tUnfolder$Statistics]: existing Event has 116 ancestors and is cut-off event [2022-11-21 09:10:23,301 INFO L386 tUnfolder$Statistics]: existing Event has 121 ancestors and is cut-off event [2022-11-21 09:10:23,331 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [25#thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOWtrue, Black: 224#(= ~next~0 0), 227#true, 26#L1046-4true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 11#L1031-3true, 129#L1019true, thrThread4of4ForFork0InUse, 222#true]) [2022-11-21 09:10:23,331 INFO L383 tUnfolder$Statistics]: this new event has 123 ancestors and is cut-off event [2022-11-21 09:10:23,331 INFO L386 tUnfolder$Statistics]: existing Event has 118 ancestors and is cut-off event [2022-11-21 09:10:23,332 INFO L386 tUnfolder$Statistics]: existing Event has 118 ancestors and is cut-off event [2022-11-21 09:10:23,332 INFO L386 tUnfolder$Statistics]: existing Event has 118 ancestors and is cut-off event [2022-11-21 09:10:23,336 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 25#thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOWtrue, 26#L1046-4true, 227#true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, 169#L1032true, thrThread3of4ForFork0InUse, 129#L1019true, thrThread4of4ForFork0InUse, 222#true]) [2022-11-21 09:10:23,336 INFO L383 tUnfolder$Statistics]: this new event has 123 ancestors and is cut-off event [2022-11-21 09:10:23,337 INFO L386 tUnfolder$Statistics]: existing Event has 118 ancestors and is cut-off event [2022-11-21 09:10:23,337 INFO L386 tUnfolder$Statistics]: existing Event has 118 ancestors and is cut-off event [2022-11-21 09:10:23,337 INFO L386 tUnfolder$Statistics]: existing Event has 118 ancestors and is cut-off event [2022-11-21 09:10:23,371 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 26#L1046-4true, 227#true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, 21#L1026-4true, thrThread3of4ForFork0InUse, 129#L1019true, thrThread4of4ForFork0InUse, 222#true, 81#L1019true]) [2022-11-21 09:10:23,371 INFO L383 tUnfolder$Statistics]: this new event has 122 ancestors and is cut-off event [2022-11-21 09:10:23,371 INFO L386 tUnfolder$Statistics]: existing Event has 122 ancestors and is cut-off event [2022-11-21 09:10:23,371 INFO L386 tUnfolder$Statistics]: existing Event has 122 ancestors and is cut-off event [2022-11-21 09:10:23,371 INFO L386 tUnfolder$Statistics]: existing Event has 117 ancestors and is cut-off event [2022-11-21 09:10:23,980 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 227#true, 26#L1046-4true, 99#L1019true, thrThread1of4ForFork0InUse, 41#thrErr2ASSERT_VIOLATIONINTEGER_OVERFLOWtrue, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 129#L1019true, thrThread4of4ForFork0InUse, 222#true, 81#L1019true]) [2022-11-21 09:10:23,980 INFO L383 tUnfolder$Statistics]: this new event has 124 ancestors and is cut-off event [2022-11-21 09:10:23,980 INFO L386 tUnfolder$Statistics]: existing Event has 119 ancestors and is cut-off event [2022-11-21 09:10:23,980 INFO L386 tUnfolder$Statistics]: existing Event has 119 ancestors and is cut-off event [2022-11-21 09:10:23,980 INFO L386 tUnfolder$Statistics]: existing Event has 119 ancestors and is cut-off event [2022-11-21 09:10:24,027 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 25#thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOWtrue, 26#L1046-4true, 227#true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 91#L1032-2true, 129#L1019true, thrThread4of4ForFork0InUse, 222#true]) [2022-11-21 09:10:24,028 INFO L383 tUnfolder$Statistics]: this new event has 125 ancestors and is cut-off event [2022-11-21 09:10:24,028 INFO L386 tUnfolder$Statistics]: existing Event has 120 ancestors and is cut-off event [2022-11-21 09:10:24,028 INFO L386 tUnfolder$Statistics]: existing Event has 120 ancestors and is cut-off event [2022-11-21 09:10:24,028 INFO L386 tUnfolder$Statistics]: existing Event has 120 ancestors and is cut-off event [2022-11-21 09:10:24,031 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 26#L1046-4true, 227#true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, 21#L1026-4true, 11#L1031-3true, thrThread3of4ForFork0InUse, 129#L1019true, thrThread4of4ForFork0InUse, 222#true]) [2022-11-21 09:10:24,031 INFO L383 tUnfolder$Statistics]: this new event has 124 ancestors and is cut-off event [2022-11-21 09:10:24,032 INFO L386 tUnfolder$Statistics]: existing Event has 124 ancestors and is cut-off event [2022-11-21 09:10:24,032 INFO L386 tUnfolder$Statistics]: existing Event has 124 ancestors and is cut-off event [2022-11-21 09:10:24,032 INFO L386 tUnfolder$Statistics]: existing Event has 119 ancestors and is cut-off event [2022-11-21 09:10:24,038 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 227#true, 26#L1046-4true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, 169#L1032true, 21#L1026-4true, thrThread3of4ForFork0InUse, 129#L1019true, thrThread4of4ForFork0InUse, 222#true]) [2022-11-21 09:10:24,038 INFO L383 tUnfolder$Statistics]: this new event has 124 ancestors and is cut-off event [2022-11-21 09:10:24,038 INFO L386 tUnfolder$Statistics]: existing Event has 124 ancestors and is cut-off event [2022-11-21 09:10:24,038 INFO L386 tUnfolder$Statistics]: existing Event has 119 ancestors and is cut-off event [2022-11-21 09:10:24,038 INFO L386 tUnfolder$Statistics]: existing Event has 124 ancestors and is cut-off event [2022-11-21 09:10:24,063 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 26#L1046-4true, 227#true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 129#L1019true, thrThread4of4ForFork0InUse, 222#true, 81#L1019true, 212#thrErr3ASSERT_VIOLATIONINTEGER_OVERFLOWtrue]) [2022-11-21 09:10:24,063 INFO L383 tUnfolder$Statistics]: this new event has 125 ancestors and is cut-off event [2022-11-21 09:10:24,063 INFO L386 tUnfolder$Statistics]: existing Event has 120 ancestors and is cut-off event [2022-11-21 09:10:24,063 INFO L386 tUnfolder$Statistics]: existing Event has 120 ancestors and is cut-off event [2022-11-21 09:10:24,063 INFO L386 tUnfolder$Statistics]: existing Event has 120 ancestors and is cut-off event [2022-11-21 09:10:24,093 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 26#L1046-4true, 227#true, 99#L1019true, thrThread1of4ForFork0InUse, 41#thrErr2ASSERT_VIOLATIONINTEGER_OVERFLOWtrue, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 11#L1031-3true, 129#L1019true, thrThread4of4ForFork0InUse, 222#true]) [2022-11-21 09:10:24,093 INFO L383 tUnfolder$Statistics]: this new event has 126 ancestors and is cut-off event [2022-11-21 09:10:24,094 INFO L386 tUnfolder$Statistics]: existing Event has 121 ancestors and is cut-off event [2022-11-21 09:10:24,094 INFO L386 tUnfolder$Statistics]: existing Event has 121 ancestors and is cut-off event [2022-11-21 09:10:24,094 INFO L386 tUnfolder$Statistics]: existing Event has 121 ancestors and is cut-off event [2022-11-21 09:10:24,098 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 227#true, 26#L1046-4true, 99#L1019true, thrThread1of4ForFork0InUse, 41#thrErr2ASSERT_VIOLATIONINTEGER_OVERFLOWtrue, thrThread2of4ForFork0InUse, 169#L1032true, thrThread3of4ForFork0InUse, 129#L1019true, thrThread4of4ForFork0InUse, 222#true]) [2022-11-21 09:10:24,098 INFO L383 tUnfolder$Statistics]: this new event has 126 ancestors and is cut-off event [2022-11-21 09:10:24,099 INFO L386 tUnfolder$Statistics]: existing Event has 121 ancestors and is cut-off event [2022-11-21 09:10:24,099 INFO L386 tUnfolder$Statistics]: existing Event has 121 ancestors and is cut-off event [2022-11-21 09:10:24,099 INFO L386 tUnfolder$Statistics]: existing Event has 121 ancestors and is cut-off event [2022-11-21 09:10:24,154 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 26#L1046-4true, 227#true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 11#L1031-3true, 129#L1019true, thrThread4of4ForFork0InUse, 222#true, 212#thrErr3ASSERT_VIOLATIONINTEGER_OVERFLOWtrue]) [2022-11-21 09:10:24,154 INFO L383 tUnfolder$Statistics]: this new event has 127 ancestors and is cut-off event [2022-11-21 09:10:24,154 INFO L386 tUnfolder$Statistics]: existing Event has 122 ancestors and is cut-off event [2022-11-21 09:10:24,154 INFO L386 tUnfolder$Statistics]: existing Event has 122 ancestors and is cut-off event [2022-11-21 09:10:24,154 INFO L386 tUnfolder$Statistics]: existing Event has 122 ancestors and is cut-off event [2022-11-21 09:10:24,160 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 26#L1046-4true, 227#true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, 169#L1032true, thrThread3of4ForFork0InUse, 129#L1019true, thrThread4of4ForFork0InUse, 222#true, 212#thrErr3ASSERT_VIOLATIONINTEGER_OVERFLOWtrue]) [2022-11-21 09:10:24,160 INFO L383 tUnfolder$Statistics]: this new event has 127 ancestors and is cut-off event [2022-11-21 09:10:24,161 INFO L386 tUnfolder$Statistics]: existing Event has 122 ancestors and is cut-off event [2022-11-21 09:10:24,161 INFO L386 tUnfolder$Statistics]: existing Event has 122 ancestors and is cut-off event [2022-11-21 09:10:24,161 INFO L386 tUnfolder$Statistics]: existing Event has 122 ancestors and is cut-off event [2022-11-21 09:10:24,180 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 26#L1046-4true, 227#true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, 21#L1026-4true, 91#L1032-2true, thrThread3of4ForFork0InUse, 129#L1019true, thrThread4of4ForFork0InUse, 222#true]) [2022-11-21 09:10:24,180 INFO L383 tUnfolder$Statistics]: this new event has 126 ancestors and is cut-off event [2022-11-21 09:10:24,180 INFO L386 tUnfolder$Statistics]: existing Event has 126 ancestors and is cut-off event [2022-11-21 09:10:24,180 INFO L386 tUnfolder$Statistics]: existing Event has 121 ancestors and is cut-off event [2022-11-21 09:10:24,181 INFO L386 tUnfolder$Statistics]: existing Event has 126 ancestors and is cut-off event [2022-11-21 09:10:24,221 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 26#L1046-4true, 227#true, 99#L1019true, thrThread1of4ForFork0InUse, 41#thrErr2ASSERT_VIOLATIONINTEGER_OVERFLOWtrue, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 91#L1032-2true, 129#L1019true, thrThread4of4ForFork0InUse, 222#true]) [2022-11-21 09:10:24,222 INFO L383 tUnfolder$Statistics]: this new event has 128 ancestors and is cut-off event [2022-11-21 09:10:24,222 INFO L386 tUnfolder$Statistics]: existing Event has 123 ancestors and is cut-off event [2022-11-21 09:10:24,222 INFO L386 tUnfolder$Statistics]: existing Event has 123 ancestors and is cut-off event [2022-11-21 09:10:24,222 INFO L386 tUnfolder$Statistics]: existing Event has 123 ancestors and is cut-off event [2022-11-21 09:10:24,265 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 26#L1046-4true, 227#true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 91#L1032-2true, 129#L1019true, thrThread4of4ForFork0InUse, 222#true, 212#thrErr3ASSERT_VIOLATIONINTEGER_OVERFLOWtrue]) [2022-11-21 09:10:24,265 INFO L383 tUnfolder$Statistics]: this new event has 129 ancestors and is cut-off event [2022-11-21 09:10:24,265 INFO L386 tUnfolder$Statistics]: existing Event has 124 ancestors and is cut-off event [2022-11-21 09:10:24,266 INFO L386 tUnfolder$Statistics]: existing Event has 124 ancestors and is cut-off event [2022-11-21 09:10:24,266 INFO L386 tUnfolder$Statistics]: existing Event has 124 ancestors and is cut-off event [2022-11-21 09:10:24,320 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 25#thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOWtrue, 227#true, 26#L1046-4true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 149#L1031-2true, 129#L1019true, thrThread4of4ForFork0InUse, 222#true]) [2022-11-21 09:10:24,320 INFO L383 tUnfolder$Statistics]: this new event has 133 ancestors and is cut-off event [2022-11-21 09:10:24,320 INFO L386 tUnfolder$Statistics]: existing Event has 128 ancestors and is cut-off event [2022-11-21 09:10:24,320 INFO L386 tUnfolder$Statistics]: existing Event has 128 ancestors and is cut-off event [2022-11-21 09:10:24,320 INFO L386 tUnfolder$Statistics]: existing Event has 128 ancestors and is cut-off event [2022-11-21 09:10:24,320 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [72#thrErr5ASSERT_VIOLATIONINTEGER_OVERFLOWtrue, Black: 224#(= ~next~0 0), 25#thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOWtrue, 26#L1046-4true, 227#true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 129#L1019true, thrThread4of4ForFork0InUse, 222#true]) [2022-11-21 09:10:24,320 INFO L383 tUnfolder$Statistics]: this new event has 132 ancestors and is cut-off event [2022-11-21 09:10:24,320 INFO L386 tUnfolder$Statistics]: existing Event has 127 ancestors and is cut-off event [2022-11-21 09:10:24,320 INFO L386 tUnfolder$Statistics]: existing Event has 127 ancestors and is cut-off event [2022-11-21 09:10:24,320 INFO L386 tUnfolder$Statistics]: existing Event has 127 ancestors and is cut-off event [2022-11-21 09:10:24,321 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 25#thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOWtrue, 26#L1046-4true, 227#true, 99#L1019true, thrThread1of4ForFork0InUse, 180#L1034-1true, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 129#L1019true, thrThread4of4ForFork0InUse, 222#true]) [2022-11-21 09:10:24,321 INFO L383 tUnfolder$Statistics]: this new event has 132 ancestors and is cut-off event [2022-11-21 09:10:24,321 INFO L386 tUnfolder$Statistics]: existing Event has 127 ancestors and is cut-off event [2022-11-21 09:10:24,321 INFO L386 tUnfolder$Statistics]: existing Event has 127 ancestors and is cut-off event [2022-11-21 09:10:24,321 INFO L386 tUnfolder$Statistics]: existing Event has 127 ancestors and is cut-off event [2022-11-21 09:10:24,321 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 25#thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOWtrue, 26#L1046-4true, 227#true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 129#L1019true, thrThread4of4ForFork0InUse, 222#true, 94#L1033-1true]) [2022-11-21 09:10:24,321 INFO L383 tUnfolder$Statistics]: this new event has 130 ancestors and is cut-off event [2022-11-21 09:10:24,321 INFO L386 tUnfolder$Statistics]: existing Event has 125 ancestors and is cut-off event [2022-11-21 09:10:24,321 INFO L386 tUnfolder$Statistics]: existing Event has 125 ancestors and is cut-off event [2022-11-21 09:10:24,322 INFO L386 tUnfolder$Statistics]: existing Event has 125 ancestors and is cut-off event [2022-11-21 09:10:24,322 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 25#thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOWtrue, 26#L1046-4true, 227#true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 129#L1019true, thrThread4of4ForFork0InUse, 222#true, 119#thrErr4ASSERT_VIOLATIONINTEGER_OVERFLOWtrue]) [2022-11-21 09:10:24,322 INFO L383 tUnfolder$Statistics]: this new event has 131 ancestors and is cut-off event [2022-11-21 09:10:24,322 INFO L386 tUnfolder$Statistics]: existing Event has 126 ancestors and is cut-off event [2022-11-21 09:10:24,322 INFO L386 tUnfolder$Statistics]: existing Event has 126 ancestors and is cut-off event [2022-11-21 09:10:24,322 INFO L386 tUnfolder$Statistics]: existing Event has 126 ancestors and is cut-off event [2022-11-21 09:10:24,322 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 25#thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOWtrue, 26#L1046-4true, 227#true, 99#L1019true, 200#L1034true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 129#L1019true, thrThread4of4ForFork0InUse, 222#true]) [2022-11-21 09:10:24,322 INFO L383 tUnfolder$Statistics]: this new event has 131 ancestors and is cut-off event [2022-11-21 09:10:24,323 INFO L386 tUnfolder$Statistics]: existing Event has 126 ancestors and is cut-off event [2022-11-21 09:10:24,323 INFO L386 tUnfolder$Statistics]: existing Event has 126 ancestors and is cut-off event [2022-11-21 09:10:24,323 INFO L386 tUnfolder$Statistics]: existing Event has 126 ancestors and is cut-off event [2022-11-21 09:10:24,404 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 26#L1046-4true, 227#true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, 21#L1026-4true, thrThread3of4ForFork0InUse, 129#L1019true, thrThread4of4ForFork0InUse, 222#true, 94#L1033-1true]) [2022-11-21 09:10:24,404 INFO L383 tUnfolder$Statistics]: this new event has 131 ancestors and is cut-off event [2022-11-21 09:10:24,404 INFO L386 tUnfolder$Statistics]: existing Event has 131 ancestors and is cut-off event [2022-11-21 09:10:24,405 INFO L386 tUnfolder$Statistics]: existing Event has 131 ancestors and is cut-off event [2022-11-21 09:10:24,405 INFO L386 tUnfolder$Statistics]: existing Event has 126 ancestors and is cut-off event [2022-11-21 09:10:24,431 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 227#true, 26#L1046-4true, 99#L1019true, thrThread1of4ForFork0InUse, 41#thrErr2ASSERT_VIOLATIONINTEGER_OVERFLOWtrue, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 149#L1031-2true, 129#L1019true, thrThread4of4ForFork0InUse, 222#true]) [2022-11-21 09:10:24,431 INFO L383 tUnfolder$Statistics]: this new event has 136 ancestors and is cut-off event [2022-11-21 09:10:24,431 INFO L386 tUnfolder$Statistics]: existing Event has 131 ancestors and is cut-off event [2022-11-21 09:10:24,431 INFO L386 tUnfolder$Statistics]: existing Event has 131 ancestors and is cut-off event [2022-11-21 09:10:24,431 INFO L386 tUnfolder$Statistics]: existing Event has 131 ancestors and is cut-off event [2022-11-21 09:10:24,431 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [72#thrErr5ASSERT_VIOLATIONINTEGER_OVERFLOWtrue, Black: 224#(= ~next~0 0), 227#true, 26#L1046-4true, 99#L1019true, thrThread1of4ForFork0InUse, 41#thrErr2ASSERT_VIOLATIONINTEGER_OVERFLOWtrue, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 129#L1019true, thrThread4of4ForFork0InUse, 222#true]) [2022-11-21 09:10:24,431 INFO L383 tUnfolder$Statistics]: this new event has 135 ancestors and is cut-off event [2022-11-21 09:10:24,431 INFO L386 tUnfolder$Statistics]: existing Event has 130 ancestors and is cut-off event [2022-11-21 09:10:24,431 INFO L386 tUnfolder$Statistics]: existing Event has 130 ancestors and is cut-off event [2022-11-21 09:10:24,432 INFO L386 tUnfolder$Statistics]: existing Event has 130 ancestors and is cut-off event [2022-11-21 09:10:24,432 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 227#true, 26#L1046-4true, 99#L1019true, thrThread1of4ForFork0InUse, 180#L1034-1true, 41#thrErr2ASSERT_VIOLATIONINTEGER_OVERFLOWtrue, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 129#L1019true, thrThread4of4ForFork0InUse, 222#true]) [2022-11-21 09:10:24,432 INFO L383 tUnfolder$Statistics]: this new event has 135 ancestors and is cut-off event [2022-11-21 09:10:24,432 INFO L386 tUnfolder$Statistics]: existing Event has 130 ancestors and is cut-off event [2022-11-21 09:10:24,432 INFO L386 tUnfolder$Statistics]: existing Event has 130 ancestors and is cut-off event [2022-11-21 09:10:24,432 INFO L386 tUnfolder$Statistics]: existing Event has 130 ancestors and is cut-off event [2022-11-21 09:10:24,433 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 227#true, 26#L1046-4true, 99#L1019true, thrThread1of4ForFork0InUse, 41#thrErr2ASSERT_VIOLATIONINTEGER_OVERFLOWtrue, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 129#L1019true, thrThread4of4ForFork0InUse, 222#true, 119#thrErr4ASSERT_VIOLATIONINTEGER_OVERFLOWtrue]) [2022-11-21 09:10:24,433 INFO L383 tUnfolder$Statistics]: this new event has 134 ancestors and is cut-off event [2022-11-21 09:10:24,433 INFO L386 tUnfolder$Statistics]: existing Event has 129 ancestors and is cut-off event [2022-11-21 09:10:24,433 INFO L386 tUnfolder$Statistics]: existing Event has 129 ancestors and is cut-off event [2022-11-21 09:10:24,433 INFO L386 tUnfolder$Statistics]: existing Event has 129 ancestors and is cut-off event [2022-11-21 09:10:24,434 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 26#L1046-4true, 227#true, 200#L1034true, 99#L1019true, thrThread1of4ForFork0InUse, 41#thrErr2ASSERT_VIOLATIONINTEGER_OVERFLOWtrue, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 129#L1019true, thrThread4of4ForFork0InUse, 222#true]) [2022-11-21 09:10:24,434 INFO L383 tUnfolder$Statistics]: this new event has 134 ancestors and is cut-off event [2022-11-21 09:10:24,434 INFO L386 tUnfolder$Statistics]: existing Event has 129 ancestors and is cut-off event [2022-11-21 09:10:24,434 INFO L386 tUnfolder$Statistics]: existing Event has 129 ancestors and is cut-off event [2022-11-21 09:10:24,434 INFO L386 tUnfolder$Statistics]: existing Event has 129 ancestors and is cut-off event [2022-11-21 09:10:24,435 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 26#L1046-4true, 227#true, 99#L1019true, thrThread1of4ForFork0InUse, 41#thrErr2ASSERT_VIOLATIONINTEGER_OVERFLOWtrue, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 129#L1019true, thrThread4of4ForFork0InUse, 222#true, 94#L1033-1true]) [2022-11-21 09:10:24,435 INFO L383 tUnfolder$Statistics]: this new event has 133 ancestors and is cut-off event [2022-11-21 09:10:24,435 INFO L386 tUnfolder$Statistics]: existing Event has 128 ancestors and is cut-off event [2022-11-21 09:10:24,435 INFO L386 tUnfolder$Statistics]: existing Event has 128 ancestors and is cut-off event [2022-11-21 09:10:24,435 INFO L386 tUnfolder$Statistics]: existing Event has 128 ancestors and is cut-off event [2022-11-21 09:10:24,452 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 26#L1046-4true, 227#true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, 21#L1026-4true, thrThread3of4ForFork0InUse, 129#L1019true, thrThread4of4ForFork0InUse, 222#true, 119#thrErr4ASSERT_VIOLATIONINTEGER_OVERFLOWtrue]) [2022-11-21 09:10:24,452 INFO L383 tUnfolder$Statistics]: this new event has 132 ancestors and is cut-off event [2022-11-21 09:10:24,452 INFO L386 tUnfolder$Statistics]: existing Event has 132 ancestors and is cut-off event [2022-11-21 09:10:24,452 INFO L386 tUnfolder$Statistics]: existing Event has 132 ancestors and is cut-off event [2022-11-21 09:10:24,453 INFO L386 tUnfolder$Statistics]: existing Event has 127 ancestors and is cut-off event [2022-11-21 09:10:24,453 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 26#L1046-4true, 227#true, 200#L1034true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, 21#L1026-4true, thrThread3of4ForFork0InUse, 129#L1019true, thrThread4of4ForFork0InUse, 222#true]) [2022-11-21 09:10:24,453 INFO L383 tUnfolder$Statistics]: this new event has 132 ancestors and is cut-off event [2022-11-21 09:10:24,453 INFO L386 tUnfolder$Statistics]: existing Event has 132 ancestors and is cut-off event [2022-11-21 09:10:24,453 INFO L386 tUnfolder$Statistics]: existing Event has 132 ancestors and is cut-off event [2022-11-21 09:10:24,454 INFO L386 tUnfolder$Statistics]: existing Event has 127 ancestors and is cut-off event [2022-11-21 09:10:24,474 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 26#L1046-4true, 227#true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 129#L1019true, thrThread4of4ForFork0InUse, 222#true, 212#thrErr3ASSERT_VIOLATIONINTEGER_OVERFLOWtrue, 94#L1033-1true]) [2022-11-21 09:10:24,474 INFO L383 tUnfolder$Statistics]: this new event has 134 ancestors and is cut-off event [2022-11-21 09:10:24,474 INFO L386 tUnfolder$Statistics]: existing Event has 129 ancestors and is cut-off event [2022-11-21 09:10:24,474 INFO L386 tUnfolder$Statistics]: existing Event has 129 ancestors and is cut-off event [2022-11-21 09:10:24,474 INFO L386 tUnfolder$Statistics]: existing Event has 129 ancestors and is cut-off event [2022-11-21 09:10:24,474 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 26#L1046-4true, 227#true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 149#L1031-2true, 129#L1019true, thrThread4of4ForFork0InUse, 222#true, 212#thrErr3ASSERT_VIOLATIONINTEGER_OVERFLOWtrue]) [2022-11-21 09:10:24,475 INFO L383 tUnfolder$Statistics]: this new event has 137 ancestors and is cut-off event [2022-11-21 09:10:24,475 INFO L386 tUnfolder$Statistics]: existing Event has 132 ancestors and is cut-off event [2022-11-21 09:10:24,475 INFO L386 tUnfolder$Statistics]: existing Event has 132 ancestors and is cut-off event [2022-11-21 09:10:24,475 INFO L386 tUnfolder$Statistics]: existing Event has 132 ancestors and is cut-off event [2022-11-21 09:10:24,475 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 26#L1046-4true, 227#true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 129#L1019true, thrThread4of4ForFork0InUse, 222#true, 212#thrErr3ASSERT_VIOLATIONINTEGER_OVERFLOWtrue, 119#thrErr4ASSERT_VIOLATIONINTEGER_OVERFLOWtrue]) [2022-11-21 09:10:24,475 INFO L383 tUnfolder$Statistics]: this new event has 135 ancestors and is cut-off event [2022-11-21 09:10:24,475 INFO L386 tUnfolder$Statistics]: existing Event has 130 ancestors and is cut-off event [2022-11-21 09:10:24,475 INFO L386 tUnfolder$Statistics]: existing Event has 130 ancestors and is cut-off event [2022-11-21 09:10:24,475 INFO L386 tUnfolder$Statistics]: existing Event has 130 ancestors and is cut-off event [2022-11-21 09:10:24,476 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 26#L1046-4true, 227#true, 99#L1019true, 200#L1034true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 129#L1019true, thrThread4of4ForFork0InUse, 222#true, 212#thrErr3ASSERT_VIOLATIONINTEGER_OVERFLOWtrue]) [2022-11-21 09:10:24,476 INFO L383 tUnfolder$Statistics]: this new event has 135 ancestors and is cut-off event [2022-11-21 09:10:24,476 INFO L386 tUnfolder$Statistics]: existing Event has 130 ancestors and is cut-off event [2022-11-21 09:10:24,476 INFO L386 tUnfolder$Statistics]: existing Event has 130 ancestors and is cut-off event [2022-11-21 09:10:24,476 INFO L386 tUnfolder$Statistics]: existing Event has 130 ancestors and is cut-off event [2022-11-21 09:10:24,476 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [72#thrErr5ASSERT_VIOLATIONINTEGER_OVERFLOWtrue, Black: 224#(= ~next~0 0), 26#L1046-4true, 227#true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, thrThread3of4ForFork0InUse, 129#L1019true, thrThread4of4ForFork0InUse, 222#true, 212#thrErr3ASSERT_VIOLATIONINTEGER_OVERFLOWtrue]) [2022-11-21 09:10:24,476 INFO L383 tUnfolder$Statistics]: this new event has 136 ancestors and is cut-off event [2022-11-21 09:10:24,476 INFO L386 tUnfolder$Statistics]: existing Event has 131 ancestors and is cut-off event [2022-11-21 09:10:24,477 INFO L386 tUnfolder$Statistics]: existing Event has 131 ancestors and is cut-off event [2022-11-21 09:10:24,477 INFO L386 tUnfolder$Statistics]: existing Event has 131 ancestors and is cut-off event [2022-11-21 09:10:24,477 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 227#true, 26#L1046-4true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, 180#L1034-1true, thrThread3of4ForFork0InUse, 129#L1019true, thrThread4of4ForFork0InUse, 222#true, 212#thrErr3ASSERT_VIOLATIONINTEGER_OVERFLOWtrue]) [2022-11-21 09:10:24,477 INFO L383 tUnfolder$Statistics]: this new event has 136 ancestors and is cut-off event [2022-11-21 09:10:24,477 INFO L386 tUnfolder$Statistics]: existing Event has 131 ancestors and is cut-off event [2022-11-21 09:10:24,477 INFO L386 tUnfolder$Statistics]: existing Event has 131 ancestors and is cut-off event [2022-11-21 09:10:24,477 INFO L386 tUnfolder$Statistics]: existing Event has 131 ancestors and is cut-off event [2022-11-21 09:10:24,490 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [72#thrErr5ASSERT_VIOLATIONINTEGER_OVERFLOWtrue, Black: 224#(= ~next~0 0), 227#true, 26#L1046-4true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, 21#L1026-4true, thrThread3of4ForFork0InUse, 129#L1019true, thrThread4of4ForFork0InUse, 222#true]) [2022-11-21 09:10:24,490 INFO L383 tUnfolder$Statistics]: this new event has 133 ancestors and is cut-off event [2022-11-21 09:10:24,491 INFO L386 tUnfolder$Statistics]: existing Event has 133 ancestors and is cut-off event [2022-11-21 09:10:24,491 INFO L386 tUnfolder$Statistics]: existing Event has 128 ancestors and is cut-off event [2022-11-21 09:10:24,491 INFO L386 tUnfolder$Statistics]: existing Event has 133 ancestors and is cut-off event [2022-11-21 09:10:24,491 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([959] L1016-->L1019: Formula: (and (= v_~lock~0_29 0) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|) (= |v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3| (ite (= v_~lock~0_30 1) 1 0)) (not (= 0 |v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|))) InVars {~lock~0=v_~lock~0_30} OutVars{thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1_3|, ~lock~0=v_~lock~0_29, thrThread4of4ForFork0_assume_abort_if_not_~cond#1=|v_thrThread4of4ForFork0_assume_abort_if_not_~cond#1_3|} AuxVars[] AssignedVars[thrThread4of4ForFork0_assume_abort_if_not_#in~cond#1, ~lock~0, thrThread4of4ForFork0_assume_abort_if_not_~cond#1][187], [Black: 224#(= ~next~0 0), 26#L1046-4true, 227#true, 99#L1019true, thrThread1of4ForFork0InUse, thrThread2of4ForFork0InUse, 180#L1034-1true, 21#L1026-4true, thrThread3of4ForFork0InUse, 129#L1019true, thrThread4of4ForFork0InUse, 222#true]) [2022-11-21 09:10:24,491 INFO L383 tUnfolder$Statistics]: this new event has 133 ancestors and is cut-off event [2022-11-21 09:10:24,491 INFO L386 tUnfolder$Statistics]: existing Event has 133 ancestors and is cut-off event [2022-11-21 09:10:24,492 INFO L386 tUnfolder$Statistics]: existing Event has 133 ancestors and is cut-off event [2022-11-21 09:10:24,492 INFO L386 tUnfolder$Statistics]: existing Event has 128 ancestors and is cut-off event [2022-11-21 09:10:24,615 INFO L130 PetriNetUnfolder]: 11108/32466 cut-off events. [2022-11-21 09:10:24,615 INFO L131 PetriNetUnfolder]: For 1508/1508 co-relation queries the response was YES. [2022-11-21 09:10:24,832 INFO L83 FinitePrefix]: Finished finitePrefix Result has 51051 conditions, 32466 events. 11108/32466 cut-off events. For 1508/1508 co-relation queries the response was YES. Maximal size of possible extension queue 2142. Compared 416863 event pairs, 6626 based on Foata normal form. 0/25168 useless extension candidates. Maximal degree in co-relation 50833. Up to 9335 conditions per place. [2022-11-21 09:10:25,161 INFO L137 encePairwiseOnDemand]: 224/228 looper letters, 46 selfloop transitions, 3 changer transitions 0/230 dead transitions. [2022-11-21 09:10:25,162 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 213 places, 230 transitions, 663 flow [2022-11-21 09:10:25,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-21 09:10:25,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2022-11-21 09:10:25,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 789 transitions. [2022-11-21 09:10:25,165 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8651315789473685 [2022-11-21 09:10:25,165 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 789 transitions. [2022-11-21 09:10:25,165 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 789 transitions. [2022-11-21 09:10:25,166 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:10:25,166 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 789 transitions. [2022-11-21 09:10:25,169 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 197.25) internal successors, (789), 4 states have internal predecessors, (789), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:10:25,171 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 228.0) internal successors, (1140), 5 states have internal predecessors, (1140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:10:25,172 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 228.0) internal successors, (1140), 5 states have internal predecessors, (1140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:10:25,173 INFO L175 Difference]: Start difference. First operand has 211 places, 210 transitions, 495 flow. Second operand 4 states and 789 transitions. [2022-11-21 09:10:25,173 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 213 places, 230 transitions, 663 flow [2022-11-21 09:10:25,176 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 212 places, 230 transitions, 658 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-11-21 09:10:25,179 INFO L231 Difference]: Finished difference. Result has 213 places, 210 transitions, 500 flow [2022-11-21 09:10:25,180 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=228, PETRI_DIFFERENCE_MINUEND_FLOW=490, PETRI_DIFFERENCE_MINUEND_PLACES=209, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=210, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=207, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=500, PETRI_PLACES=213, PETRI_TRANSITIONS=210} [2022-11-21 09:10:25,181 INFO L288 CegarLoopForPetriNet]: 219 programPoint places, -6 predicate places. [2022-11-21 09:10:25,181 INFO L495 AbstractCegarLoop]: Abstraction has has 213 places, 210 transitions, 500 flow [2022-11-21 09:10:25,182 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 187.75) internal successors, (751), 4 states have internal predecessors, (751), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:10:25,182 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:10:25,182 INFO L209 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:10:25,183 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-21 09:10:25,183 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 28 more)] === [2022-11-21 09:10:25,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:10:25,184 INFO L85 PathProgramCache]: Analyzing trace with hash 147147113, now seen corresponding path program 1 times [2022-11-21 09:10:25,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:10:25,184 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479956658] [2022-11-21 09:10:25,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:10:25,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:10:25,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:10:25,211 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:10:25,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:10:25,238 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:10:25,238 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-21 09:10:25,238 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (30 of 31 remaining) [2022-11-21 09:10:25,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 31 remaining) [2022-11-21 09:10:25,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 31 remaining) [2022-11-21 09:10:25,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 31 remaining) [2022-11-21 09:10:25,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 31 remaining) [2022-11-21 09:10:25,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 31 remaining) [2022-11-21 09:10:25,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 31 remaining) [2022-11-21 09:10:25,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 31 remaining) [2022-11-21 09:10:25,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 31 remaining) [2022-11-21 09:10:25,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 31 remaining) [2022-11-21 09:10:25,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 31 remaining) [2022-11-21 09:10:25,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 31 remaining) [2022-11-21 09:10:25,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 31 remaining) [2022-11-21 09:10:25,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 31 remaining) [2022-11-21 09:10:25,242 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 31 remaining) [2022-11-21 09:10:25,242 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 31 remaining) [2022-11-21 09:10:25,242 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 31 remaining) [2022-11-21 09:10:25,242 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 31 remaining) [2022-11-21 09:10:25,242 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 31 remaining) [2022-11-21 09:10:25,243 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 31 remaining) [2022-11-21 09:10:25,243 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 31 remaining) [2022-11-21 09:10:25,243 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 31 remaining) [2022-11-21 09:10:25,243 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 31 remaining) [2022-11-21 09:10:25,244 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 31 remaining) [2022-11-21 09:10:25,244 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 31 remaining) [2022-11-21 09:10:25,244 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 31 remaining) [2022-11-21 09:10:25,244 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 31 remaining) [2022-11-21 09:10:25,244 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 31 remaining) [2022-11-21 09:10:25,245 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 31 remaining) [2022-11-21 09:10:25,245 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 31 remaining) [2022-11-21 09:10:25,245 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thrErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 31 remaining) [2022-11-21 09:10:25,245 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-21 09:10:25,246 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-11-21 09:10:25,247 WARN L233 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2022-11-21 09:10:25,247 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2022-11-21 09:10:25,298 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-21 09:10:25,301 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 262 places, 273 transitions, 591 flow [2022-11-21 09:10:25,367 INFO L130 PetriNetUnfolder]: 27/341 cut-off events. [2022-11-21 09:10:25,367 INFO L131 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2022-11-21 09:10:25,371 INFO L83 FinitePrefix]: Finished finitePrefix Result has 372 conditions, 341 events. 27/341 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 1140 event pairs, 0 based on Foata normal form. 0/278 useless extension candidates. Maximal degree in co-relation 295. Up to 12 conditions per place. [2022-11-21 09:10:25,371 INFO L82 GeneralOperation]: Start removeDead. Operand has 262 places, 273 transitions, 591 flow [2022-11-21 09:10:25,377 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 262 places, 273 transitions, 591 flow [2022-11-21 09:10:25,378 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-21 09:10:25,379 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;@7e4a5610, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-21 09:10:25,379 INFO L358 AbstractCegarLoop]: Starting to check reachability of 37 error locations. [2022-11-21 09:10:25,385 INFO L130 PetriNetUnfolder]: 4/74 cut-off events. [2022-11-21 09:10:25,385 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-11-21 09:10:25,385 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:10:25,385 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] [2022-11-21 09:10:25,386 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, thrErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 34 more)] === [2022-11-21 09:10:25,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:10:25,386 INFO L85 PathProgramCache]: Analyzing trace with hash 737958078, now seen corresponding path program 1 times [2022-11-21 09:10:25,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:10:25,387 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549697674] [2022-11-21 09:10:25,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:10:25,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:10:25,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:10:25,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:10:25,445 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:10:25,445 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549697674] [2022-11-21 09:10:25,445 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [549697674] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:10:25,445 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:10:25,446 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:10:25,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962059084] [2022-11-21 09:10:25,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:10:25,446 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:10:25,447 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:10:25,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:10:25,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:10:25,448 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 273 [2022-11-21 09:10:25,450 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 262 places, 273 transitions, 591 flow. Second operand has 3 states, 3 states have (on average 174.66666666666666) internal successors, (524), 3 states have internal predecessors, (524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:10:25,450 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:10:25,450 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 273 [2022-11-21 09:10:25,450 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand