./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 8393723b 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_8647c20c-692b-4534-aeb4-8c9733f50171/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8647c20c-692b-4534-aeb4-8c9733f50171/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8647c20c-692b-4534-aeb4-8c9733f50171/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8647c20c-692b-4534-aeb4-8c9733f50171/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8647c20c-692b-4534-aeb4-8c9733f50171/bin/uautomizer-TMbwUNV5ro/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8647c20c-692b-4534-aeb4-8c9733f50171/bin/uautomizer-TMbwUNV5ro --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 422a1b4addf42b15afc18c6b3ff87ab94cf45a5af46627fa0165a3dbe9c138e8 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 20:04:36,550 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:04:36,552 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:04:36,582 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:04:36,582 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:04:36,584 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:04:36,585 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:04:36,591 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:04:36,594 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:04:36,599 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:04:36,600 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:04:36,603 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:04:36,604 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:04:36,606 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:04:36,608 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:04:36,610 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:04:36,611 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:04:36,612 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:04:36,617 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:04:36,619 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:04:36,621 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:04:36,628 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:04:36,629 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:04:36,630 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:04:36,633 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:04:36,633 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:04:36,633 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:04:36,634 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:04:36,635 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:04:36,635 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:04:36,636 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:04:36,636 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:04:36,637 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:04:36,638 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:04:36,639 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:04:36,645 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:04:36,646 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:04:36,646 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:04:36,647 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:04:36,647 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:04:36,648 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:04:36,649 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8647c20c-692b-4534-aeb4-8c9733f50171/bin/uautomizer-TMbwUNV5ro/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-11-18 20:04:36,687 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:04:36,687 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:04:36,687 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:04:36,688 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:04:36,688 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 20:04:36,689 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 20:04:36,689 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:04:36,690 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:04:36,690 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:04:36,690 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:04:36,691 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 20:04:36,691 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 20:04:36,692 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:04:36,692 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 20:04:36,692 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:04:36,692 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 20:04:36,692 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 20:04:36,693 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 20:04:36,693 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-18 20:04:36,693 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 20:04:36,693 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 20:04:36,693 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:04:36,694 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 20:04:36,694 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:04:36,694 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:04:36,694 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 20:04:36,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:04:36,696 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:04:36,696 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 20:04:36,697 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 20:04:36,697 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 20:04:36,697 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 20:04:36,697 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 20:04:36,698 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 20:04:36,698 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 20:04:36,699 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_8647c20c-692b-4534-aeb4-8c9733f50171/bin/uautomizer-TMbwUNV5ro/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8647c20c-692b-4534-aeb4-8c9733f50171/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 422a1b4addf42b15afc18c6b3ff87ab94cf45a5af46627fa0165a3dbe9c138e8 [2022-11-18 20:04:36,988 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:04:37,023 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:04:37,028 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:04:37,029 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:04:37,030 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:04:37,031 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8647c20c-692b-4534-aeb4-8c9733f50171/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c [2022-11-18 20:04:37,106 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8647c20c-692b-4534-aeb4-8c9733f50171/bin/uautomizer-TMbwUNV5ro/data/9d0f97934/5e16d19e7c994c46a7ecae5447fcf8ad/FLAG58c784019 [2022-11-18 20:04:37,671 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:04:37,672 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8647c20c-692b-4534-aeb4-8c9733f50171/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c [2022-11-18 20:04:37,679 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8647c20c-692b-4534-aeb4-8c9733f50171/bin/uautomizer-TMbwUNV5ro/data/9d0f97934/5e16d19e7c994c46a7ecae5447fcf8ad/FLAG58c784019 [2022-11-18 20:04:38,107 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8647c20c-692b-4534-aeb4-8c9733f50171/bin/uautomizer-TMbwUNV5ro/data/9d0f97934/5e16d19e7c994c46a7ecae5447fcf8ad [2022-11-18 20:04:38,110 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:04:38,111 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:04:38,124 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:04:38,124 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:04:38,127 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:04:38,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:04:38" (1/1) ... [2022-11-18 20:04:38,129 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34810b4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:04:38, skipping insertion in model container [2022-11-18 20:04:38,130 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:04:38" (1/1) ... [2022-11-18 20:04:38,139 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:04:38,172 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:04:38,473 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8647c20c-692b-4534-aeb4-8c9733f50171/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c[4218,4231] [2022-11-18 20:04:38,486 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:04:38,493 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 20:04:38,528 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8647c20c-692b-4534-aeb4-8c9733f50171/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c[4218,4231] [2022-11-18 20:04:38,533 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:04:38,547 INFO L208 MainTranslator]: Completed translation [2022-11-18 20:04:38,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:04:38 WrapperNode [2022-11-18 20:04:38,548 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:04:38,549 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 20:04:38,549 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 20:04:38,550 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 20:04:38,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:04:38" (1/1) ... [2022-11-18 20:04:38,568 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:04:38" (1/1) ... [2022-11-18 20:04:38,606 INFO L138 Inliner]: procedures = 27, calls = 80, calls flagged for inlining = 18, calls inlined = 22, statements flattened = 607 [2022-11-18 20:04:38,607 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 20:04:38,607 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 20:04:38,608 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 20:04:38,608 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 20:04:38,617 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:04:38" (1/1) ... [2022-11-18 20:04:38,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:04:38" (1/1) ... [2022-11-18 20:04:38,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:04:38" (1/1) ... [2022-11-18 20:04:38,623 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:04:38" (1/1) ... [2022-11-18 20:04:38,640 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:04:38" (1/1) ... [2022-11-18 20:04:38,645 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:04:38" (1/1) ... [2022-11-18 20:04:38,648 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:04:38" (1/1) ... [2022-11-18 20:04:38,650 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:04:38" (1/1) ... [2022-11-18 20:04:38,654 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 20:04:38,654 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 20:04:38,655 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 20:04:38,655 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 20:04:38,656 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:04:38" (1/1) ... [2022-11-18 20:04:38,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:04:38,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8647c20c-692b-4534-aeb4-8c9733f50171/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:04:38,686 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8647c20c-692b-4534-aeb4-8c9733f50171/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 20:04:38,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8647c20c-692b-4534-aeb4-8c9733f50171/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 20:04:38,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 20:04:38,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 20:04:38,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 20:04:38,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 20:04:38,746 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-18 20:04:38,748 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-18 20:04:38,749 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-18 20:04:38,749 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-18 20:04:38,749 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-18 20:04:38,749 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-18 20:04:38,749 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-11-18 20:04:38,750 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-11-18 20:04:38,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 20:04:38,750 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-18 20:04:38,750 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-18 20:04:38,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-18 20:04:38,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 20:04:38,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 20:04:38,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 20:04:38,753 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-18 20:04:38,973 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 20:04:38,975 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 20:04:39,957 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 20:04:40,530 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 20:04:40,530 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-18 20:04:40,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:04:40 BoogieIcfgContainer [2022-11-18 20:04:40,533 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 20:04:40,535 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 20:04:40,535 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 20:04:40,538 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 20:04:40,538 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:04:38" (1/3) ... [2022-11-18 20:04:40,539 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@213fbbb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:04:40, skipping insertion in model container [2022-11-18 20:04:40,540 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:04:38" (2/3) ... [2022-11-18 20:04:40,540 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@213fbbb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:04:40, skipping insertion in model container [2022-11-18 20:04:40,540 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:04:40" (3/3) ... [2022-11-18 20:04:40,542 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-buffer-mult.wvr.c [2022-11-18 20:04:40,553 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-18 20:04:40,564 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 20:04:40,564 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 93 error locations. [2022-11-18 20:04:40,564 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-18 20:04:40,775 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-11-18 20:04:40,839 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 410 places, 416 transitions, 864 flow [2022-11-18 20:04:41,035 INFO L130 PetriNetUnfolder]: 19/412 cut-off events. [2022-11-18 20:04:41,035 INFO L131 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-11-18 20:04:41,043 INFO L83 FinitePrefix]: Finished finitePrefix Result has 429 conditions, 412 events. 19/412 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 560 event pairs, 0 based on Foata normal form. 0/300 useless extension candidates. Maximal degree in co-relation 327. Up to 2 conditions per place. [2022-11-18 20:04:41,043 INFO L82 GeneralOperation]: Start removeDead. Operand has 410 places, 416 transitions, 864 flow [2022-11-18 20:04:41,054 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 385 places, 390 transitions, 804 flow [2022-11-18 20:04:41,063 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 20:04:41,070 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;@6cae6fd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 20:04:41,071 INFO L358 AbstractCegarLoop]: Starting to check reachability of 167 error locations. [2022-11-18 20:04:41,077 INFO L130 PetriNetUnfolder]: 0/33 cut-off events. [2022-11-18 20:04:41,078 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-18 20:04:41,078 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:04:41,079 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] [2022-11-18 20:04:41,079 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2022-11-18 20:04:41,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:04:41,085 INFO L85 PathProgramCache]: Analyzing trace with hash 1985305234, now seen corresponding path program 1 times [2022-11-18 20:04:41,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:04:41,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889981831] [2022-11-18 20:04:41,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:04:41,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:04:41,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:41,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:04:41,345 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:04:41,346 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889981831] [2022-11-18 20:04:41,346 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889981831] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:04:41,347 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:04:41,347 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:04:41,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442585634] [2022-11-18 20:04:41,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:04:41,360 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:04:41,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:04:41,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:04:41,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:04:41,408 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 302 out of 416 [2022-11-18 20:04:41,418 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 385 places, 390 transitions, 804 flow. Second operand has 3 states, 3 states have (on average 303.3333333333333) internal successors, (910), 3 states have internal predecessors, (910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:41,418 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:04:41,419 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 302 of 416 [2022-11-18 20:04:41,420 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:04:42,335 INFO L130 PetriNetUnfolder]: 745/1745 cut-off events. [2022-11-18 20:04:42,335 INFO L131 PetriNetUnfolder]: For 299/405 co-relation queries the response was YES. [2022-11-18 20:04:42,342 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2949 conditions, 1745 events. 745/1745 cut-off events. For 299/405 co-relation queries the response was YES. Maximal size of possible extension queue 92. Compared 9186 event pairs, 485 based on Foata normal form. 264/1782 useless extension candidates. Maximal degree in co-relation 2559. Up to 1010 conditions per place. [2022-11-18 20:04:42,354 INFO L137 encePairwiseOnDemand]: 332/416 looper letters, 28 selfloop transitions, 2 changer transitions 5/308 dead transitions. [2022-11-18 20:04:42,355 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 316 places, 308 transitions, 700 flow [2022-11-18 20:04:42,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:04:42,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:04:42,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1018 transitions. [2022-11-18 20:04:42,379 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8157051282051282 [2022-11-18 20:04:42,380 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1018 transitions. [2022-11-18 20:04:42,381 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1018 transitions. [2022-11-18 20:04:42,385 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:04:42,388 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1018 transitions. [2022-11-18 20:04:42,394 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 339.3333333333333) internal successors, (1018), 3 states have internal predecessors, (1018), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:42,404 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:42,405 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:42,407 INFO L175 Difference]: Start difference. First operand has 385 places, 390 transitions, 804 flow. Second operand 3 states and 1018 transitions. [2022-11-18 20:04:42,409 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 316 places, 308 transitions, 700 flow [2022-11-18 20:04:42,418 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 308 places, 308 transitions, 684 flow, removed 0 selfloop flow, removed 8 redundant places. [2022-11-18 20:04:42,426 INFO L231 Difference]: Finished difference. Result has 308 places, 303 transitions, 618 flow [2022-11-18 20:04:42,428 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=416, PETRI_DIFFERENCE_MINUEND_FLOW=624, PETRI_DIFFERENCE_MINUEND_PLACES=306, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=308, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=306, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=618, PETRI_PLACES=308, PETRI_TRANSITIONS=303} [2022-11-18 20:04:42,432 INFO L288 CegarLoopForPetriNet]: 385 programPoint places, -77 predicate places. [2022-11-18 20:04:42,433 INFO L495 AbstractCegarLoop]: Abstraction has has 308 places, 303 transitions, 618 flow [2022-11-18 20:04:42,434 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 303.3333333333333) internal successors, (910), 3 states have internal predecessors, (910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:42,434 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:04:42,434 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] [2022-11-18 20:04:42,434 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 20:04:42,434 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2022-11-18 20:04:42,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:04:42,436 INFO L85 PathProgramCache]: Analyzing trace with hash 1187900364, now seen corresponding path program 1 times [2022-11-18 20:04:42,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:04:42,436 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875268701] [2022-11-18 20:04:42,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:04:42,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:04:42,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:42,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:04:42,567 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:04:42,568 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1875268701] [2022-11-18 20:04:42,568 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1875268701] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:04:42,569 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:04:42,569 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:04:42,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141105021] [2022-11-18 20:04:42,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:04:42,572 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:04:42,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:04:42,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:04:42,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:04:42,577 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 302 out of 416 [2022-11-18 20:04:42,577 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 308 places, 303 transitions, 618 flow. Second operand has 3 states, 3 states have (on average 303.3333333333333) internal successors, (910), 3 states have internal predecessors, (910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:42,578 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:04:42,578 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 302 of 416 [2022-11-18 20:04:42,578 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:04:43,216 INFO L130 PetriNetUnfolder]: 745/1739 cut-off events. [2022-11-18 20:04:43,216 INFO L131 PetriNetUnfolder]: For 49/155 co-relation queries the response was YES. [2022-11-18 20:04:43,220 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2824 conditions, 1739 events. 745/1739 cut-off events. For 49/155 co-relation queries the response was YES. Maximal size of possible extension queue 92. Compared 9110 event pairs, 485 based on Foata normal form. 0/1518 useless extension candidates. Maximal degree in co-relation 2782. Up to 1010 conditions per place. [2022-11-18 20:04:43,230 INFO L137 encePairwiseOnDemand]: 413/416 looper letters, 28 selfloop transitions, 2 changer transitions 0/302 dead transitions. [2022-11-18 20:04:43,230 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 304 places, 302 transitions, 676 flow [2022-11-18 20:04:43,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:04:43,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:04:43,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 937 transitions. [2022-11-18 20:04:43,233 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.750801282051282 [2022-11-18 20:04:43,233 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 937 transitions. [2022-11-18 20:04:43,233 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 937 transitions. [2022-11-18 20:04:43,234 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:04:43,234 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 937 transitions. [2022-11-18 20:04:43,236 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 312.3333333333333) internal successors, (937), 3 states have internal predecessors, (937), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:43,239 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:43,240 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:43,240 INFO L175 Difference]: Start difference. First operand has 308 places, 303 transitions, 618 flow. Second operand 3 states and 937 transitions. [2022-11-18 20:04:43,240 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 304 places, 302 transitions, 676 flow [2022-11-18 20:04:43,242 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 302 places, 302 transitions, 672 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 20:04:43,246 INFO L231 Difference]: Finished difference. Result has 302 places, 302 transitions, 616 flow [2022-11-18 20:04:43,247 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=416, PETRI_DIFFERENCE_MINUEND_FLOW=612, PETRI_DIFFERENCE_MINUEND_PLACES=300, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=302, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=300, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=616, PETRI_PLACES=302, PETRI_TRANSITIONS=302} [2022-11-18 20:04:43,248 INFO L288 CegarLoopForPetriNet]: 385 programPoint places, -83 predicate places. [2022-11-18 20:04:43,248 INFO L495 AbstractCegarLoop]: Abstraction has has 302 places, 302 transitions, 616 flow [2022-11-18 20:04:43,249 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 303.3333333333333) internal successors, (910), 3 states have internal predecessors, (910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:43,249 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:04:43,249 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] [2022-11-18 20:04:43,249 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 20:04:43,249 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2022-11-18 20:04:43,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:04:43,250 INFO L85 PathProgramCache]: Analyzing trace with hash -825410631, now seen corresponding path program 1 times [2022-11-18 20:04:43,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:04:43,251 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166778474] [2022-11-18 20:04:43,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:04:43,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:04:43,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:43,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:04:43,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:04:43,309 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166778474] [2022-11-18 20:04:43,309 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1166778474] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:04:43,309 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:04:43,309 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:04:43,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116512426] [2022-11-18 20:04:43,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:04:43,310 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:04:43,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:04:43,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:04:43,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:04:43,312 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 302 out of 416 [2022-11-18 20:04:43,313 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 302 places, 302 transitions, 616 flow. Second operand has 3 states, 3 states have (on average 303.3333333333333) internal successors, (910), 3 states have internal predecessors, (910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:43,314 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:04:43,314 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 302 of 416 [2022-11-18 20:04:43,314 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:04:43,845 INFO L130 PetriNetUnfolder]: 745/1738 cut-off events. [2022-11-18 20:04:43,845 INFO L131 PetriNetUnfolder]: For 49/155 co-relation queries the response was YES. [2022-11-18 20:04:43,849 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2823 conditions, 1738 events. 745/1738 cut-off events. For 49/155 co-relation queries the response was YES. Maximal size of possible extension queue 92. Compared 9131 event pairs, 485 based on Foata normal form. 0/1518 useless extension candidates. Maximal degree in co-relation 2774. Up to 1010 conditions per place. [2022-11-18 20:04:43,859 INFO L137 encePairwiseOnDemand]: 413/416 looper letters, 28 selfloop transitions, 2 changer transitions 0/301 dead transitions. [2022-11-18 20:04:43,859 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 303 places, 301 transitions, 674 flow [2022-11-18 20:04:43,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:04:43,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:04:43,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 937 transitions. [2022-11-18 20:04:43,862 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.750801282051282 [2022-11-18 20:04:43,862 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 937 transitions. [2022-11-18 20:04:43,862 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 937 transitions. [2022-11-18 20:04:43,863 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:04:43,863 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 937 transitions. [2022-11-18 20:04:43,865 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 312.3333333333333) internal successors, (937), 3 states have internal predecessors, (937), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:43,868 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:43,869 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:43,869 INFO L175 Difference]: Start difference. First operand has 302 places, 302 transitions, 616 flow. Second operand 3 states and 937 transitions. [2022-11-18 20:04:43,869 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 303 places, 301 transitions, 674 flow [2022-11-18 20:04:43,871 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 301 places, 301 transitions, 670 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 20:04:43,875 INFO L231 Difference]: Finished difference. Result has 301 places, 301 transitions, 614 flow [2022-11-18 20:04:43,875 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=416, PETRI_DIFFERENCE_MINUEND_FLOW=610, PETRI_DIFFERENCE_MINUEND_PLACES=299, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=301, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=299, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=614, PETRI_PLACES=301, PETRI_TRANSITIONS=301} [2022-11-18 20:04:43,876 INFO L288 CegarLoopForPetriNet]: 385 programPoint places, -84 predicate places. [2022-11-18 20:04:43,876 INFO L495 AbstractCegarLoop]: Abstraction has has 301 places, 301 transitions, 614 flow [2022-11-18 20:04:43,877 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 303.3333333333333) internal successors, (910), 3 states have internal predecessors, (910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:43,877 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:04:43,877 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] [2022-11-18 20:04:43,878 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 20:04:43,878 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2022-11-18 20:04:43,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:04:43,878 INFO L85 PathProgramCache]: Analyzing trace with hash -535227157, now seen corresponding path program 1 times [2022-11-18 20:04:43,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:04:43,879 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110483568] [2022-11-18 20:04:43,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:04:43,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:04:43,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:43,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:04:43,928 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:04:43,928 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110483568] [2022-11-18 20:04:43,928 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110483568] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:04:43,928 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:04:43,928 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:04:43,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218220440] [2022-11-18 20:04:43,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:04:43,929 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:04:43,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:04:43,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:04:43,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:04:43,931 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 302 out of 416 [2022-11-18 20:04:43,932 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 301 places, 301 transitions, 614 flow. Second operand has 3 states, 3 states have (on average 303.3333333333333) internal successors, (910), 3 states have internal predecessors, (910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:43,932 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:04:43,932 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 302 of 416 [2022-11-18 20:04:43,933 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:04:44,514 INFO L130 PetriNetUnfolder]: 745/1737 cut-off events. [2022-11-18 20:04:44,515 INFO L131 PetriNetUnfolder]: For 49/155 co-relation queries the response was YES. [2022-11-18 20:04:44,519 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2822 conditions, 1737 events. 745/1737 cut-off events. For 49/155 co-relation queries the response was YES. Maximal size of possible extension queue 92. Compared 9113 event pairs, 485 based on Foata normal form. 0/1518 useless extension candidates. Maximal degree in co-relation 2766. Up to 1010 conditions per place. [2022-11-18 20:04:44,530 INFO L137 encePairwiseOnDemand]: 413/416 looper letters, 28 selfloop transitions, 2 changer transitions 0/300 dead transitions. [2022-11-18 20:04:44,530 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 302 places, 300 transitions, 672 flow [2022-11-18 20:04:44,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:04:44,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:04:44,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 937 transitions. [2022-11-18 20:04:44,537 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.750801282051282 [2022-11-18 20:04:44,537 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 937 transitions. [2022-11-18 20:04:44,538 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 937 transitions. [2022-11-18 20:04:44,538 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:04:44,538 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 937 transitions. [2022-11-18 20:04:44,541 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 312.3333333333333) internal successors, (937), 3 states have internal predecessors, (937), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:44,544 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:44,546 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:44,547 INFO L175 Difference]: Start difference. First operand has 301 places, 301 transitions, 614 flow. Second operand 3 states and 937 transitions. [2022-11-18 20:04:44,548 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 302 places, 300 transitions, 672 flow [2022-11-18 20:04:44,550 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 300 places, 300 transitions, 668 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 20:04:44,555 INFO L231 Difference]: Finished difference. Result has 300 places, 300 transitions, 612 flow [2022-11-18 20:04:44,555 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=416, PETRI_DIFFERENCE_MINUEND_FLOW=608, PETRI_DIFFERENCE_MINUEND_PLACES=298, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=300, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=298, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=612, PETRI_PLACES=300, PETRI_TRANSITIONS=300} [2022-11-18 20:04:44,557 INFO L288 CegarLoopForPetriNet]: 385 programPoint places, -85 predicate places. [2022-11-18 20:04:44,557 INFO L495 AbstractCegarLoop]: Abstraction has has 300 places, 300 transitions, 612 flow [2022-11-18 20:04:44,558 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 303.3333333333333) internal successors, (910), 3 states have internal predecessors, (910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:44,558 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:04:44,558 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:04:44,559 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-18 20:04:44,559 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2022-11-18 20:04:44,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:04:44,559 INFO L85 PathProgramCache]: Analyzing trace with hash -235632948, now seen corresponding path program 1 times [2022-11-18 20:04:44,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:04:44,561 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097427652] [2022-11-18 20:04:44,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:04:44,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:04:44,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:44,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:04:44,666 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:04:44,666 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097427652] [2022-11-18 20:04:44,666 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1097427652] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:04:44,666 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:04:44,667 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:04:44,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762303580] [2022-11-18 20:04:44,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:04:44,667 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:04:44,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:04:44,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:04:44,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:04:44,670 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 302 out of 416 [2022-11-18 20:04:44,671 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 300 places, 300 transitions, 612 flow. Second operand has 3 states, 3 states have (on average 303.3333333333333) internal successors, (910), 3 states have internal predecessors, (910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:44,671 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:04:44,672 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 302 of 416 [2022-11-18 20:04:44,672 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:04:45,162 INFO L130 PetriNetUnfolder]: 745/1736 cut-off events. [2022-11-18 20:04:45,163 INFO L131 PetriNetUnfolder]: For 49/155 co-relation queries the response was YES. [2022-11-18 20:04:45,167 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2821 conditions, 1736 events. 745/1736 cut-off events. For 49/155 co-relation queries the response was YES. Maximal size of possible extension queue 92. Compared 9114 event pairs, 485 based on Foata normal form. 0/1518 useless extension candidates. Maximal degree in co-relation 2758. Up to 1010 conditions per place. [2022-11-18 20:04:45,177 INFO L137 encePairwiseOnDemand]: 413/416 looper letters, 28 selfloop transitions, 2 changer transitions 0/299 dead transitions. [2022-11-18 20:04:45,177 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 301 places, 299 transitions, 670 flow [2022-11-18 20:04:45,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:04:45,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:04:45,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 937 transitions. [2022-11-18 20:04:45,179 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.750801282051282 [2022-11-18 20:04:45,180 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 937 transitions. [2022-11-18 20:04:45,180 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 937 transitions. [2022-11-18 20:04:45,180 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:04:45,180 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 937 transitions. [2022-11-18 20:04:45,183 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 312.3333333333333) internal successors, (937), 3 states have internal predecessors, (937), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:45,185 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:45,186 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:45,186 INFO L175 Difference]: Start difference. First operand has 300 places, 300 transitions, 612 flow. Second operand 3 states and 937 transitions. [2022-11-18 20:04:45,186 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 301 places, 299 transitions, 670 flow [2022-11-18 20:04:45,193 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 299 places, 299 transitions, 666 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 20:04:45,197 INFO L231 Difference]: Finished difference. Result has 299 places, 299 transitions, 610 flow [2022-11-18 20:04:45,197 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=416, PETRI_DIFFERENCE_MINUEND_FLOW=606, PETRI_DIFFERENCE_MINUEND_PLACES=297, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=299, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=297, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=610, PETRI_PLACES=299, PETRI_TRANSITIONS=299} [2022-11-18 20:04:45,198 INFO L288 CegarLoopForPetriNet]: 385 programPoint places, -86 predicate places. [2022-11-18 20:04:45,198 INFO L495 AbstractCegarLoop]: Abstraction has has 299 places, 299 transitions, 610 flow [2022-11-18 20:04:45,199 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 303.3333333333333) internal successors, (910), 3 states have internal predecessors, (910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:45,199 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:04:45,199 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:04:45,199 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-18 20:04:45,199 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2022-11-18 20:04:45,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:04:45,200 INFO L85 PathProgramCache]: Analyzing trace with hash 1180785932, now seen corresponding path program 1 times [2022-11-18 20:04:45,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:04:45,200 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540645835] [2022-11-18 20:04:45,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:04:45,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:04:45,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:45,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:04:45,248 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:04:45,248 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540645835] [2022-11-18 20:04:45,249 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1540645835] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:04:45,249 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:04:45,249 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:04:45,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901052687] [2022-11-18 20:04:45,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:04:45,250 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:04:45,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:04:45,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:04:45,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:04:45,251 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 305 out of 416 [2022-11-18 20:04:45,253 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 299 places, 299 transitions, 610 flow. Second operand has 3 states, 3 states have (on average 306.3333333333333) internal successors, (919), 3 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:45,253 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:04:45,253 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 305 of 416 [2022-11-18 20:04:45,253 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:04:45,891 INFO L130 PetriNetUnfolder]: 982/2314 cut-off events. [2022-11-18 20:04:45,891 INFO L131 PetriNetUnfolder]: For 69/206 co-relation queries the response was YES. [2022-11-18 20:04:45,898 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3731 conditions, 2314 events. 982/2314 cut-off events. For 69/206 co-relation queries the response was YES. Maximal size of possible extension queue 123. Compared 13671 event pairs, 307 based on Foata normal form. 0/2028 useless extension candidates. Maximal degree in co-relation 3660. Up to 715 conditions per place. [2022-11-18 20:04:45,909 INFO L137 encePairwiseOnDemand]: 413/416 looper letters, 41 selfloop transitions, 2 changer transitions 0/315 dead transitions. [2022-11-18 20:04:45,909 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 300 places, 315 transitions, 733 flow [2022-11-18 20:04:45,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:04:45,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:04:45,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 959 transitions. [2022-11-18 20:04:45,913 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7684294871794872 [2022-11-18 20:04:45,913 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 959 transitions. [2022-11-18 20:04:45,913 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 959 transitions. [2022-11-18 20:04:45,914 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:04:45,914 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 959 transitions. [2022-11-18 20:04:45,916 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 319.6666666666667) internal successors, (959), 3 states have internal predecessors, (959), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:45,919 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:45,920 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:45,920 INFO L175 Difference]: Start difference. First operand has 299 places, 299 transitions, 610 flow. Second operand 3 states and 959 transitions. [2022-11-18 20:04:45,920 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 300 places, 315 transitions, 733 flow [2022-11-18 20:04:45,922 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 298 places, 315 transitions, 729 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 20:04:45,931 INFO L231 Difference]: Finished difference. Result has 299 places, 299 transitions, 614 flow [2022-11-18 20:04:45,932 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=416, PETRI_DIFFERENCE_MINUEND_FLOW=604, PETRI_DIFFERENCE_MINUEND_PLACES=296, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=298, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=296, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=614, PETRI_PLACES=299, PETRI_TRANSITIONS=299} [2022-11-18 20:04:45,934 INFO L288 CegarLoopForPetriNet]: 385 programPoint places, -86 predicate places. [2022-11-18 20:04:45,934 INFO L495 AbstractCegarLoop]: Abstraction has has 299 places, 299 transitions, 614 flow [2022-11-18 20:04:45,936 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 306.3333333333333) internal successors, (919), 3 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:45,936 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:04:45,936 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:04:45,936 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-18 20:04:45,936 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2022-11-18 20:04:45,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:04:45,938 INFO L85 PathProgramCache]: Analyzing trace with hash 1342146797, now seen corresponding path program 1 times [2022-11-18 20:04:45,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:04:45,940 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017096940] [2022-11-18 20:04:45,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:04:45,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:04:45,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:46,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:04:46,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:04:46,008 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017096940] [2022-11-18 20:04:46,008 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017096940] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:04:46,008 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:04:46,008 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:04:46,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [699358436] [2022-11-18 20:04:46,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:04:46,009 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:04:46,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:04:46,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:04:46,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:04:46,011 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 305 out of 416 [2022-11-18 20:04:46,012 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 299 places, 299 transitions, 614 flow. Second operand has 3 states, 3 states have (on average 306.3333333333333) internal successors, (919), 3 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:46,012 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:04:46,012 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 305 of 416 [2022-11-18 20:04:46,012 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:04:46,636 INFO L130 PetriNetUnfolder]: 982/2301 cut-off events. [2022-11-18 20:04:46,636 INFO L131 PetriNetUnfolder]: For 227/364 co-relation queries the response was YES. [2022-11-18 20:04:46,643 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3956 conditions, 2301 events. 982/2301 cut-off events. For 227/364 co-relation queries the response was YES. Maximal size of possible extension queue 131. Compared 13855 event pairs, 665 based on Foata normal form. 0/2011 useless extension candidates. Maximal degree in co-relation 2084. Up to 1327 conditions per place. [2022-11-18 20:04:46,656 INFO L137 encePairwiseOnDemand]: 413/416 looper letters, 26 selfloop transitions, 2 changer transitions 0/298 dead transitions. [2022-11-18 20:04:46,656 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 300 places, 298 transitions, 668 flow [2022-11-18 20:04:46,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:04:46,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:04:46,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 943 transitions. [2022-11-18 20:04:46,658 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7556089743589743 [2022-11-18 20:04:46,659 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 943 transitions. [2022-11-18 20:04:46,659 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 943 transitions. [2022-11-18 20:04:46,659 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:04:46,660 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 943 transitions. [2022-11-18 20:04:46,661 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 314.3333333333333) internal successors, (943), 3 states have internal predecessors, (943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:46,707 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:46,707 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:46,708 INFO L175 Difference]: Start difference. First operand has 299 places, 299 transitions, 614 flow. Second operand 3 states and 943 transitions. [2022-11-18 20:04:46,708 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 300 places, 298 transitions, 668 flow [2022-11-18 20:04:46,711 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 299 places, 298 transitions, 666 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-11-18 20:04:46,716 INFO L231 Difference]: Finished difference. Result has 299 places, 298 transitions, 614 flow [2022-11-18 20:04:46,717 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=416, PETRI_DIFFERENCE_MINUEND_FLOW=610, PETRI_DIFFERENCE_MINUEND_PLACES=297, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=298, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=296, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=614, PETRI_PLACES=299, PETRI_TRANSITIONS=298} [2022-11-18 20:04:46,718 INFO L288 CegarLoopForPetriNet]: 385 programPoint places, -86 predicate places. [2022-11-18 20:04:46,718 INFO L495 AbstractCegarLoop]: Abstraction has has 299 places, 298 transitions, 614 flow [2022-11-18 20:04:46,718 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 306.3333333333333) internal successors, (919), 3 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:46,719 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:04:46,719 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:04:46,719 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-18 20:04:46,719 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2022-11-18 20:04:46,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:04:46,720 INFO L85 PathProgramCache]: Analyzing trace with hash -1255284637, now seen corresponding path program 1 times [2022-11-18 20:04:46,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:04:46,721 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564244688] [2022-11-18 20:04:46,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:04:46,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:04:46,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:46,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:04:46,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:04:46,823 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1564244688] [2022-11-18 20:04:46,823 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1564244688] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:04:46,823 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:04:46,823 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:04:46,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263508355] [2022-11-18 20:04:46,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:04:46,824 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:04:46,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:04:46,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:04:46,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:04:46,828 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 302 out of 416 [2022-11-18 20:04:46,830 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 299 places, 298 transitions, 614 flow. Second operand has 3 states, 3 states have (on average 303.3333333333333) internal successors, (910), 3 states have internal predecessors, (910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:46,830 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:04:46,830 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 302 of 416 [2022-11-18 20:04:46,830 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:04:47,622 INFO L130 PetriNetUnfolder]: 982/2300 cut-off events. [2022-11-18 20:04:47,622 INFO L131 PetriNetUnfolder]: For 226/363 co-relation queries the response was YES. [2022-11-18 20:04:47,628 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3881 conditions, 2300 events. 982/2300 cut-off events. For 226/363 co-relation queries the response was YES. Maximal size of possible extension queue 131. Compared 13843 event pairs, 665 based on Foata normal form. 0/2011 useless extension candidates. Maximal degree in co-relation 3802. Up to 1330 conditions per place. [2022-11-18 20:04:47,645 INFO L137 encePairwiseOnDemand]: 413/416 looper letters, 29 selfloop transitions, 2 changer transitions 0/297 dead transitions. [2022-11-18 20:04:47,645 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 300 places, 297 transitions, 674 flow [2022-11-18 20:04:47,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:04:47,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:04:47,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 937 transitions. [2022-11-18 20:04:47,652 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.750801282051282 [2022-11-18 20:04:47,652 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 937 transitions. [2022-11-18 20:04:47,652 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 937 transitions. [2022-11-18 20:04:47,653 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:04:47,653 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 937 transitions. [2022-11-18 20:04:47,655 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 312.3333333333333) internal successors, (937), 3 states have internal predecessors, (937), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:47,657 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:47,657 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:47,657 INFO L175 Difference]: Start difference. First operand has 299 places, 298 transitions, 614 flow. Second operand 3 states and 937 transitions. [2022-11-18 20:04:47,658 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 300 places, 297 transitions, 674 flow [2022-11-18 20:04:47,661 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 298 places, 297 transitions, 670 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 20:04:47,665 INFO L231 Difference]: Finished difference. Result has 298 places, 297 transitions, 612 flow [2022-11-18 20:04:47,665 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=416, PETRI_DIFFERENCE_MINUEND_FLOW=608, PETRI_DIFFERENCE_MINUEND_PLACES=296, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=297, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=295, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=612, PETRI_PLACES=298, PETRI_TRANSITIONS=297} [2022-11-18 20:04:47,670 INFO L288 CegarLoopForPetriNet]: 385 programPoint places, -87 predicate places. [2022-11-18 20:04:47,670 INFO L495 AbstractCegarLoop]: Abstraction has has 298 places, 297 transitions, 612 flow [2022-11-18 20:04:47,670 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 303.3333333333333) internal successors, (910), 3 states have internal predecessors, (910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:47,670 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:04:47,671 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:04:47,671 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-18 20:04:47,671 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2022-11-18 20:04:47,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:04:47,671 INFO L85 PathProgramCache]: Analyzing trace with hash -1275665293, now seen corresponding path program 1 times [2022-11-18 20:04:47,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:04:47,672 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992888161] [2022-11-18 20:04:47,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:04:47,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:04:47,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:47,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:04:47,744 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:04:47,744 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992888161] [2022-11-18 20:04:47,744 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992888161] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:04:47,744 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:04:47,744 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:04:47,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243052819] [2022-11-18 20:04:47,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:04:47,745 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:04:47,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:04:47,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:04:47,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:04:47,747 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 305 out of 416 [2022-11-18 20:04:47,748 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 298 places, 297 transitions, 612 flow. Second operand has 3 states, 3 states have (on average 306.3333333333333) internal successors, (919), 3 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:47,748 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:04:47,748 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 305 of 416 [2022-11-18 20:04:47,748 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:04:48,491 INFO L130 PetriNetUnfolder]: 1232/2987 cut-off events. [2022-11-18 20:04:48,492 INFO L131 PetriNetUnfolder]: For 293/461 co-relation queries the response was YES. [2022-11-18 20:04:48,499 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4944 conditions, 2987 events. 1232/2987 cut-off events. For 293/461 co-relation queries the response was YES. Maximal size of possible extension queue 184. Compared 20025 event pairs, 472 based on Foata normal form. 0/2607 useless extension candidates. Maximal degree in co-relation 4857. Up to 903 conditions per place. [2022-11-18 20:04:48,512 INFO L137 encePairwiseOnDemand]: 413/416 looper letters, 42 selfloop transitions, 2 changer transitions 0/313 dead transitions. [2022-11-18 20:04:48,512 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 299 places, 313 transitions, 740 flow [2022-11-18 20:04:48,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:04:48,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:04:48,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 958 transitions. [2022-11-18 20:04:48,515 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7676282051282052 [2022-11-18 20:04:48,515 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 958 transitions. [2022-11-18 20:04:48,515 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 958 transitions. [2022-11-18 20:04:48,516 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:04:48,516 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 958 transitions. [2022-11-18 20:04:48,518 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 319.3333333333333) internal successors, (958), 3 states have internal predecessors, (958), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:48,520 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:48,521 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:48,521 INFO L175 Difference]: Start difference. First operand has 298 places, 297 transitions, 612 flow. Second operand 3 states and 958 transitions. [2022-11-18 20:04:48,521 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 299 places, 313 transitions, 740 flow [2022-11-18 20:04:48,523 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 297 places, 313 transitions, 736 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 20:04:48,526 INFO L231 Difference]: Finished difference. Result has 298 places, 297 transitions, 616 flow [2022-11-18 20:04:48,527 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=416, PETRI_DIFFERENCE_MINUEND_FLOW=606, PETRI_DIFFERENCE_MINUEND_PLACES=295, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=296, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=294, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=616, PETRI_PLACES=298, PETRI_TRANSITIONS=297} [2022-11-18 20:04:48,527 INFO L288 CegarLoopForPetriNet]: 385 programPoint places, -87 predicate places. [2022-11-18 20:04:48,528 INFO L495 AbstractCegarLoop]: Abstraction has has 298 places, 297 transitions, 616 flow [2022-11-18 20:04:48,528 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 306.3333333333333) internal successors, (919), 3 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:48,528 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:04:48,528 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:04:48,529 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-18 20:04:48,529 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2022-11-18 20:04:48,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:04:48,529 INFO L85 PathProgramCache]: Analyzing trace with hash 1598965253, now seen corresponding path program 1 times [2022-11-18 20:04:48,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:04:48,529 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092713413] [2022-11-18 20:04:48,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:04:48,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:04:48,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:48,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:04:48,564 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:04:48,564 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092713413] [2022-11-18 20:04:48,564 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1092713413] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:04:48,565 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:04:48,565 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:04:48,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014617381] [2022-11-18 20:04:48,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:04:48,565 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:04:48,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:04:48,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:04:48,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:04:48,567 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 305 out of 416 [2022-11-18 20:04:48,568 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 298 places, 297 transitions, 616 flow. Second operand has 3 states, 3 states have (on average 306.3333333333333) internal successors, (919), 3 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:48,568 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:04:48,569 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 305 of 416 [2022-11-18 20:04:48,569 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:04:49,296 INFO L130 PetriNetUnfolder]: 1232/2986 cut-off events. [2022-11-18 20:04:49,296 INFO L131 PetriNetUnfolder]: For 465/633 co-relation queries the response was YES. [2022-11-18 20:04:49,305 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5202 conditions, 2986 events. 1232/2986 cut-off events. For 465/633 co-relation queries the response was YES. Maximal size of possible extension queue 184. Compared 20078 event pairs, 858 based on Foata normal form. 0/2602 useless extension candidates. Maximal degree in co-relation 3028. Up to 1665 conditions per place. [2022-11-18 20:04:49,319 INFO L137 encePairwiseOnDemand]: 413/416 looper letters, 27 selfloop transitions, 2 changer transitions 0/296 dead transitions. [2022-11-18 20:04:49,319 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 299 places, 296 transitions, 672 flow [2022-11-18 20:04:49,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:04:49,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:04:49,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 943 transitions. [2022-11-18 20:04:49,322 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7556089743589743 [2022-11-18 20:04:49,322 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 943 transitions. [2022-11-18 20:04:49,322 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 943 transitions. [2022-11-18 20:04:49,323 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:04:49,323 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 943 transitions. [2022-11-18 20:04:49,325 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 314.3333333333333) internal successors, (943), 3 states have internal predecessors, (943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:49,327 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:49,328 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:49,328 INFO L175 Difference]: Start difference. First operand has 298 places, 297 transitions, 616 flow. Second operand 3 states and 943 transitions. [2022-11-18 20:04:49,328 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 299 places, 296 transitions, 672 flow [2022-11-18 20:04:49,330 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 298 places, 296 transitions, 670 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-11-18 20:04:49,334 INFO L231 Difference]: Finished difference. Result has 298 places, 296 transitions, 616 flow [2022-11-18 20:04:49,334 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=416, PETRI_DIFFERENCE_MINUEND_FLOW=612, PETRI_DIFFERENCE_MINUEND_PLACES=296, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=296, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=294, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=616, PETRI_PLACES=298, PETRI_TRANSITIONS=296} [2022-11-18 20:04:49,335 INFO L288 CegarLoopForPetriNet]: 385 programPoint places, -87 predicate places. [2022-11-18 20:04:49,335 INFO L495 AbstractCegarLoop]: Abstraction has has 298 places, 296 transitions, 616 flow [2022-11-18 20:04:49,335 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 306.3333333333333) internal successors, (919), 3 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:49,335 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:04:49,336 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:04:49,336 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-18 20:04:49,336 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2022-11-18 20:04:49,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:04:49,336 INFO L85 PathProgramCache]: Analyzing trace with hash -706819200, now seen corresponding path program 1 times [2022-11-18 20:04:49,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:04:49,337 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661047985] [2022-11-18 20:04:49,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:04:49,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:04:49,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:49,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:04:49,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:04:49,372 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661047985] [2022-11-18 20:04:49,372 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [661047985] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:04:49,373 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:04:49,373 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:04:49,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888644667] [2022-11-18 20:04:49,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:04:49,373 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:04:49,374 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:04:49,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:04:49,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:04:49,375 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 305 out of 416 [2022-11-18 20:04:49,376 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 298 places, 296 transitions, 616 flow. Second operand has 3 states, 3 states have (on average 306.3333333333333) internal successors, (919), 3 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:49,376 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:04:49,376 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 305 of 416 [2022-11-18 20:04:49,377 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:04:50,281 INFO L130 PetriNetUnfolder]: 1232/2985 cut-off events. [2022-11-18 20:04:50,282 INFO L131 PetriNetUnfolder]: For 464/632 co-relation queries the response was YES. [2022-11-18 20:04:50,292 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5116 conditions, 2985 events. 1232/2985 cut-off events. For 464/632 co-relation queries the response was YES. Maximal size of possible extension queue 184. Compared 20051 event pairs, 858 based on Foata normal form. 0/2602 useless extension candidates. Maximal degree in co-relation 5020. Up to 1663 conditions per place. [2022-11-18 20:04:50,306 INFO L137 encePairwiseOnDemand]: 414/416 looper letters, 27 selfloop transitions, 1 changer transitions 0/295 dead transitions. [2022-11-18 20:04:50,307 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 299 places, 295 transitions, 670 flow [2022-11-18 20:04:50,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:04:50,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:04:50,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 942 transitions. [2022-11-18 20:04:50,310 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7548076923076923 [2022-11-18 20:04:50,310 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 942 transitions. [2022-11-18 20:04:50,310 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 942 transitions. [2022-11-18 20:04:50,311 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:04:50,312 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 942 transitions. [2022-11-18 20:04:50,314 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 314.0) internal successors, (942), 3 states have internal predecessors, (942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:50,317 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:50,318 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:50,318 INFO L175 Difference]: Start difference. First operand has 298 places, 296 transitions, 616 flow. Second operand 3 states and 942 transitions. [2022-11-18 20:04:50,318 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 299 places, 295 transitions, 670 flow [2022-11-18 20:04:50,320 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 297 places, 295 transitions, 666 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 20:04:50,325 INFO L231 Difference]: Finished difference. Result has 297 places, 295 transitions, 612 flow [2022-11-18 20:04:50,325 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=416, PETRI_DIFFERENCE_MINUEND_FLOW=610, PETRI_DIFFERENCE_MINUEND_PLACES=295, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=295, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=294, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=612, PETRI_PLACES=297, PETRI_TRANSITIONS=295} [2022-11-18 20:04:50,326 INFO L288 CegarLoopForPetriNet]: 385 programPoint places, -88 predicate places. [2022-11-18 20:04:50,326 INFO L495 AbstractCegarLoop]: Abstraction has has 297 places, 295 transitions, 612 flow [2022-11-18 20:04:50,327 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 306.3333333333333) internal successors, (919), 3 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:50,327 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:04:50,327 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:04:50,327 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-18 20:04:50,327 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2022-11-18 20:04:50,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:04:50,328 INFO L85 PathProgramCache]: Analyzing trace with hash 1318611987, now seen corresponding path program 1 times [2022-11-18 20:04:50,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:04:50,328 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121778235] [2022-11-18 20:04:50,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:04:50,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:04:50,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:50,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:04:50,402 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:04:50,403 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121778235] [2022-11-18 20:04:50,403 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1121778235] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:04:50,403 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:04:50,403 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:04:50,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184979763] [2022-11-18 20:04:50,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:04:50,404 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:04:50,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:04:50,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:04:50,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:04:50,406 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 305 out of 416 [2022-11-18 20:04:50,408 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 297 places, 295 transitions, 612 flow. Second operand has 3 states, 3 states have (on average 306.3333333333333) internal successors, (919), 3 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:50,408 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:04:50,408 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 305 of 416 [2022-11-18 20:04:50,408 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:04:51,373 INFO L130 PetriNetUnfolder]: 1232/2984 cut-off events. [2022-11-18 20:04:51,374 INFO L131 PetriNetUnfolder]: For 464/632 co-relation queries the response was YES. [2022-11-18 20:04:51,385 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5115 conditions, 2984 events. 1232/2984 cut-off events. For 464/632 co-relation queries the response was YES. Maximal size of possible extension queue 184. Compared 20069 event pairs, 858 based on Foata normal form. 0/2602 useless extension candidates. Maximal degree in co-relation 5020. Up to 1665 conditions per place. [2022-11-18 20:04:51,397 INFO L137 encePairwiseOnDemand]: 413/416 looper letters, 27 selfloop transitions, 2 changer transitions 0/294 dead transitions. [2022-11-18 20:04:51,398 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 298 places, 294 transitions, 668 flow [2022-11-18 20:04:51,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:04:51,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:04:51,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 943 transitions. [2022-11-18 20:04:51,401 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7556089743589743 [2022-11-18 20:04:51,401 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 943 transitions. [2022-11-18 20:04:51,401 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 943 transitions. [2022-11-18 20:04:51,402 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:04:51,402 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 943 transitions. [2022-11-18 20:04:51,404 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 314.3333333333333) internal successors, (943), 3 states have internal predecessors, (943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:51,407 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:51,408 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:51,408 INFO L175 Difference]: Start difference. First operand has 297 places, 295 transitions, 612 flow. Second operand 3 states and 943 transitions. [2022-11-18 20:04:51,408 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 298 places, 294 transitions, 668 flow [2022-11-18 20:04:51,410 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 297 places, 294 transitions, 667 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-11-18 20:04:51,414 INFO L231 Difference]: Finished difference. Result has 297 places, 294 transitions, 613 flow [2022-11-18 20:04:51,414 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=416, PETRI_DIFFERENCE_MINUEND_FLOW=609, PETRI_DIFFERENCE_MINUEND_PLACES=295, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=294, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=292, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=613, PETRI_PLACES=297, PETRI_TRANSITIONS=294} [2022-11-18 20:04:51,415 INFO L288 CegarLoopForPetriNet]: 385 programPoint places, -88 predicate places. [2022-11-18 20:04:51,415 INFO L495 AbstractCegarLoop]: Abstraction has has 297 places, 294 transitions, 613 flow [2022-11-18 20:04:51,416 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 306.3333333333333) internal successors, (919), 3 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:51,416 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:04:51,416 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:04:51,417 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-18 20:04:51,417 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2022-11-18 20:04:51,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:04:51,417 INFO L85 PathProgramCache]: Analyzing trace with hash 1125715374, now seen corresponding path program 1 times [2022-11-18 20:04:51,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:04:51,418 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533299083] [2022-11-18 20:04:51,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:04:51,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:04:51,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:52,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:04:52,000 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:04:52,000 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533299083] [2022-11-18 20:04:52,000 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533299083] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:04:52,001 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:04:52,001 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 20:04:52,001 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384628243] [2022-11-18 20:04:52,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:04:52,002 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 20:04:52,002 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:04:52,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:04:52,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:04:52,004 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 253 out of 416 [2022-11-18 20:04:52,005 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 297 places, 294 transitions, 613 flow. Second operand has 6 states, 6 states have (on average 254.83333333333334) internal successors, (1529), 6 states have internal predecessors, (1529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:52,006 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:04:52,006 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 253 of 416 [2022-11-18 20:04:52,006 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:04:55,471 INFO L130 PetriNetUnfolder]: 8768/13160 cut-off events. [2022-11-18 20:04:55,471 INFO L131 PetriNetUnfolder]: For 2412/2412 co-relation queries the response was YES. [2022-11-18 20:04:55,505 INFO L83 FinitePrefix]: Finished finitePrefix Result has 26960 conditions, 13160 events. 8768/13160 cut-off events. For 2412/2412 co-relation queries the response was YES. Maximal size of possible extension queue 484. Compared 74319 event pairs, 6510 based on Foata normal form. 0/12377 useless extension candidates. Maximal degree in co-relation 26866. Up to 11284 conditions per place. [2022-11-18 20:04:55,569 INFO L137 encePairwiseOnDemand]: 404/416 looper letters, 70 selfloop transitions, 10 changer transitions 0/292 dead transitions. [2022-11-18 20:04:55,569 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 300 places, 292 transitions, 769 flow [2022-11-18 20:04:55,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 20:04:55,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-11-18 20:04:55,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1598 transitions. [2022-11-18 20:04:55,575 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6402243589743589 [2022-11-18 20:04:55,575 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1598 transitions. [2022-11-18 20:04:55,575 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1598 transitions. [2022-11-18 20:04:55,577 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:04:55,577 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1598 transitions. [2022-11-18 20:04:55,581 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 266.3333333333333) internal successors, (1598), 6 states have internal predecessors, (1598), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:55,586 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 416.0) internal successors, (2912), 7 states have internal predecessors, (2912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:55,587 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 416.0) internal successors, (2912), 7 states have internal predecessors, (2912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:55,587 INFO L175 Difference]: Start difference. First operand has 297 places, 294 transitions, 613 flow. Second operand 6 states and 1598 transitions. [2022-11-18 20:04:55,587 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 300 places, 292 transitions, 769 flow [2022-11-18 20:04:55,590 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 298 places, 292 transitions, 765 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 20:04:55,595 INFO L231 Difference]: Finished difference. Result has 298 places, 292 transitions, 625 flow [2022-11-18 20:04:55,596 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=416, PETRI_DIFFERENCE_MINUEND_FLOW=605, PETRI_DIFFERENCE_MINUEND_PLACES=293, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=292, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=282, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=625, PETRI_PLACES=298, PETRI_TRANSITIONS=292} [2022-11-18 20:04:55,596 INFO L288 CegarLoopForPetriNet]: 385 programPoint places, -87 predicate places. [2022-11-18 20:04:55,596 INFO L495 AbstractCegarLoop]: Abstraction has has 298 places, 292 transitions, 625 flow [2022-11-18 20:04:55,597 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 254.83333333333334) internal successors, (1529), 6 states have internal predecessors, (1529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:55,597 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:04:55,598 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:04:55,598 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-18 20:04:55,598 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2022-11-18 20:04:55,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:04:55,599 INFO L85 PathProgramCache]: Analyzing trace with hash 949223953, now seen corresponding path program 1 times [2022-11-18 20:04:55,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:04:55,599 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180498579] [2022-11-18 20:04:55,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:04:55,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:04:55,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:55,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:04:55,656 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:04:55,656 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180498579] [2022-11-18 20:04:55,657 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1180498579] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:04:55,657 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:04:55,657 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:04:55,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866371734] [2022-11-18 20:04:55,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:04:55,658 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:04:55,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:04:55,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:04:55,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:04:55,660 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 305 out of 416 [2022-11-18 20:04:55,661 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 298 places, 292 transitions, 625 flow. Second operand has 3 states, 3 states have (on average 306.3333333333333) internal successors, (919), 3 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:55,661 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:04:55,662 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 305 of 416 [2022-11-18 20:04:55,662 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:04:56,645 INFO L130 PetriNetUnfolder]: 1232/2981 cut-off events. [2022-11-18 20:04:56,645 INFO L131 PetriNetUnfolder]: For 464/632 co-relation queries the response was YES. [2022-11-18 20:04:56,655 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5121 conditions, 2981 events. 1232/2981 cut-off events. For 464/632 co-relation queries the response was YES. Maximal size of possible extension queue 184. Compared 19979 event pairs, 858 based on Foata normal form. 0/2602 useless extension candidates. Maximal degree in co-relation 5086. Up to 1663 conditions per place. [2022-11-18 20:04:56,671 INFO L137 encePairwiseOnDemand]: 414/416 looper letters, 27 selfloop transitions, 1 changer transitions 0/291 dead transitions. [2022-11-18 20:04:56,671 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 299 places, 291 transitions, 679 flow [2022-11-18 20:04:56,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:04:56,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:04:56,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 942 transitions. [2022-11-18 20:04:56,675 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7548076923076923 [2022-11-18 20:04:56,675 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 942 transitions. [2022-11-18 20:04:56,676 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 942 transitions. [2022-11-18 20:04:56,676 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:04:56,677 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 942 transitions. [2022-11-18 20:04:56,679 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 314.0) internal successors, (942), 3 states have internal predecessors, (942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:56,682 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:56,683 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:56,683 INFO L175 Difference]: Start difference. First operand has 298 places, 292 transitions, 625 flow. Second operand 3 states and 942 transitions. [2022-11-18 20:04:56,683 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 299 places, 291 transitions, 679 flow [2022-11-18 20:04:56,686 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 294 places, 291 transitions, 659 flow, removed 0 selfloop flow, removed 5 redundant places. [2022-11-18 20:04:56,691 INFO L231 Difference]: Finished difference. Result has 294 places, 291 transitions, 605 flow [2022-11-18 20:04:56,692 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=416, PETRI_DIFFERENCE_MINUEND_FLOW=603, PETRI_DIFFERENCE_MINUEND_PLACES=292, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=291, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=290, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=605, PETRI_PLACES=294, PETRI_TRANSITIONS=291} [2022-11-18 20:04:56,692 INFO L288 CegarLoopForPetriNet]: 385 programPoint places, -91 predicate places. [2022-11-18 20:04:56,693 INFO L495 AbstractCegarLoop]: Abstraction has has 294 places, 291 transitions, 605 flow [2022-11-18 20:04:56,693 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 306.3333333333333) internal successors, (919), 3 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:56,693 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:04:56,694 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:04:56,694 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-18 20:04:56,694 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2022-11-18 20:04:56,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:04:56,695 INFO L85 PathProgramCache]: Analyzing trace with hash 12015017, now seen corresponding path program 1 times [2022-11-18 20:04:56,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:04:56,695 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726897307] [2022-11-18 20:04:56,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:04:56,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:04:56,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:56,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:04:56,786 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:04:56,786 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726897307] [2022-11-18 20:04:56,786 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726897307] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:04:56,786 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:04:56,787 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:04:56,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815712142] [2022-11-18 20:04:56,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:04:56,788 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:04:56,788 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:04:56,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:04:56,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:04:56,790 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 305 out of 416 [2022-11-18 20:04:56,792 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 294 places, 291 transitions, 605 flow. Second operand has 3 states, 3 states have (on average 306.3333333333333) internal successors, (919), 3 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:56,792 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:04:56,792 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 305 of 416 [2022-11-18 20:04:56,792 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:04:57,631 INFO L130 PetriNetUnfolder]: 1232/2980 cut-off events. [2022-11-18 20:04:57,631 INFO L131 PetriNetUnfolder]: For 464/632 co-relation queries the response was YES. [2022-11-18 20:04:57,637 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5112 conditions, 2980 events. 1232/2980 cut-off events. For 464/632 co-relation queries the response was YES. Maximal size of possible extension queue 184. Compared 19992 event pairs, 858 based on Foata normal form. 0/2602 useless extension candidates. Maximal degree in co-relation 5017. Up to 1665 conditions per place. [2022-11-18 20:04:57,650 INFO L137 encePairwiseOnDemand]: 413/416 looper letters, 27 selfloop transitions, 2 changer transitions 0/290 dead transitions. [2022-11-18 20:04:57,650 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 295 places, 290 transitions, 661 flow [2022-11-18 20:04:57,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:04:57,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:04:57,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 943 transitions. [2022-11-18 20:04:57,653 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7556089743589743 [2022-11-18 20:04:57,653 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 943 transitions. [2022-11-18 20:04:57,653 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 943 transitions. [2022-11-18 20:04:57,654 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:04:57,654 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 943 transitions. [2022-11-18 20:04:57,657 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 314.3333333333333) internal successors, (943), 3 states have internal predecessors, (943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:57,659 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:57,660 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:57,660 INFO L175 Difference]: Start difference. First operand has 294 places, 291 transitions, 605 flow. Second operand 3 states and 943 transitions. [2022-11-18 20:04:57,660 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 295 places, 290 transitions, 661 flow [2022-11-18 20:04:57,662 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 294 places, 290 transitions, 660 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-11-18 20:04:57,665 INFO L231 Difference]: Finished difference. Result has 294 places, 290 transitions, 606 flow [2022-11-18 20:04:57,666 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=416, PETRI_DIFFERENCE_MINUEND_FLOW=602, PETRI_DIFFERENCE_MINUEND_PLACES=292, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=290, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=288, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=606, PETRI_PLACES=294, PETRI_TRANSITIONS=290} [2022-11-18 20:04:57,667 INFO L288 CegarLoopForPetriNet]: 385 programPoint places, -91 predicate places. [2022-11-18 20:04:57,667 INFO L495 AbstractCegarLoop]: Abstraction has has 294 places, 290 transitions, 606 flow [2022-11-18 20:04:57,668 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 306.3333333333333) internal successors, (919), 3 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:57,668 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:04:57,668 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:04:57,668 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-18 20:04:57,669 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2022-11-18 20:04:57,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:04:57,669 INFO L85 PathProgramCache]: Analyzing trace with hash -2019905487, now seen corresponding path program 1 times [2022-11-18 20:04:57,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:04:57,670 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347757232] [2022-11-18 20:04:57,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:04:57,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:04:57,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:57,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:04:57,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:04:57,723 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347757232] [2022-11-18 20:04:57,724 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1347757232] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:04:57,724 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:04:57,724 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:04:57,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256803898] [2022-11-18 20:04:57,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:04:57,725 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:04:57,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:04:57,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:04:57,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:04:57,726 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 305 out of 416 [2022-11-18 20:04:57,728 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 294 places, 290 transitions, 606 flow. Second operand has 3 states, 3 states have (on average 306.3333333333333) internal successors, (919), 3 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:57,728 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:04:57,728 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 305 of 416 [2022-11-18 20:04:57,728 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:04:58,513 INFO L130 PetriNetUnfolder]: 1232/2979 cut-off events. [2022-11-18 20:04:58,513 INFO L131 PetriNetUnfolder]: For 464/632 co-relation queries the response was YES. [2022-11-18 20:04:58,526 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5112 conditions, 2979 events. 1232/2979 cut-off events. For 464/632 co-relation queries the response was YES. Maximal size of possible extension queue 184. Compared 19993 event pairs, 858 based on Foata normal form. 0/2602 useless extension candidates. Maximal degree in co-relation 5016. Up to 1663 conditions per place. [2022-11-18 20:04:58,539 INFO L137 encePairwiseOnDemand]: 414/416 looper letters, 27 selfloop transitions, 1 changer transitions 0/289 dead transitions. [2022-11-18 20:04:58,539 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 295 places, 289 transitions, 660 flow [2022-11-18 20:04:58,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:04:58,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:04:58,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 942 transitions. [2022-11-18 20:04:58,543 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7548076923076923 [2022-11-18 20:04:58,543 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 942 transitions. [2022-11-18 20:04:58,543 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 942 transitions. [2022-11-18 20:04:58,544 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:04:58,544 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 942 transitions. [2022-11-18 20:04:58,546 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 314.0) internal successors, (942), 3 states have internal predecessors, (942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:58,548 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:58,549 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:58,549 INFO L175 Difference]: Start difference. First operand has 294 places, 290 transitions, 606 flow. Second operand 3 states and 942 transitions. [2022-11-18 20:04:58,549 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 295 places, 289 transitions, 660 flow [2022-11-18 20:04:58,552 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 293 places, 289 transitions, 656 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 20:04:58,555 INFO L231 Difference]: Finished difference. Result has 293 places, 289 transitions, 602 flow [2022-11-18 20:04:58,556 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=416, PETRI_DIFFERENCE_MINUEND_FLOW=600, PETRI_DIFFERENCE_MINUEND_PLACES=291, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=289, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=288, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=602, PETRI_PLACES=293, PETRI_TRANSITIONS=289} [2022-11-18 20:04:58,556 INFO L288 CegarLoopForPetriNet]: 385 programPoint places, -92 predicate places. [2022-11-18 20:04:58,557 INFO L495 AbstractCegarLoop]: Abstraction has has 293 places, 289 transitions, 602 flow [2022-11-18 20:04:58,557 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 306.3333333333333) internal successors, (919), 3 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:58,558 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:04:58,558 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:04:58,558 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-18 20:04:58,558 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2022-11-18 20:04:58,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:04:58,559 INFO L85 PathProgramCache]: Analyzing trace with hash -530561779, now seen corresponding path program 1 times [2022-11-18 20:04:58,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:04:58,560 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887956566] [2022-11-18 20:04:58,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:04:58,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:04:58,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:58,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:04:58,622 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:04:58,622 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887956566] [2022-11-18 20:04:58,622 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1887956566] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:04:58,622 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:04:58,623 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:04:58,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423683485] [2022-11-18 20:04:58,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:04:58,624 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:04:58,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:04:58,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:04:58,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:04:58,625 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 305 out of 416 [2022-11-18 20:04:58,626 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 293 places, 289 transitions, 602 flow. Second operand has 3 states, 3 states have (on average 306.3333333333333) internal successors, (919), 3 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:58,627 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:04:58,627 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 305 of 416 [2022-11-18 20:04:58,627 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:04:59,315 INFO L130 PetriNetUnfolder]: 1241/3026 cut-off events. [2022-11-18 20:04:59,315 INFO L131 PetriNetUnfolder]: For 464/632 co-relation queries the response was YES. [2022-11-18 20:04:59,322 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5176 conditions, 3026 events. 1241/3026 cut-off events. For 464/632 co-relation queries the response was YES. Maximal size of possible extension queue 185. Compared 20361 event pairs, 675 based on Foata normal form. 1/2653 useless extension candidates. Maximal degree in co-relation 5080. Up to 1673 conditions per place. [2022-11-18 20:04:59,334 INFO L137 encePairwiseOnDemand]: 410/416 looper letters, 31 selfloop transitions, 5 changer transitions 0/296 dead transitions. [2022-11-18 20:04:59,335 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 294 places, 296 transitions, 692 flow [2022-11-18 20:04:59,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:04:59,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:04:59,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 950 transitions. [2022-11-18 20:04:59,338 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7612179487179487 [2022-11-18 20:04:59,338 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 950 transitions. [2022-11-18 20:04:59,338 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 950 transitions. [2022-11-18 20:04:59,339 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:04:59,339 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 950 transitions. [2022-11-18 20:04:59,341 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 316.6666666666667) internal successors, (950), 3 states have internal predecessors, (950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:59,343 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:59,344 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:59,344 INFO L175 Difference]: Start difference. First operand has 293 places, 289 transitions, 602 flow. Second operand 3 states and 950 transitions. [2022-11-18 20:04:59,344 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 294 places, 296 transitions, 692 flow [2022-11-18 20:04:59,346 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 293 places, 296 transitions, 691 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-11-18 20:04:59,349 INFO L231 Difference]: Finished difference. Result has 294 places, 292 transitions, 630 flow [2022-11-18 20:04:59,350 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=416, PETRI_DIFFERENCE_MINUEND_FLOW=599, PETRI_DIFFERENCE_MINUEND_PLACES=291, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=288, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=283, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=630, PETRI_PLACES=294, PETRI_TRANSITIONS=292} [2022-11-18 20:04:59,350 INFO L288 CegarLoopForPetriNet]: 385 programPoint places, -91 predicate places. [2022-11-18 20:04:59,351 INFO L495 AbstractCegarLoop]: Abstraction has has 294 places, 292 transitions, 630 flow [2022-11-18 20:04:59,351 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 306.3333333333333) internal successors, (919), 3 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:59,351 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:04:59,352 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:04:59,352 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-18 20:04:59,352 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2022-11-18 20:04:59,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:04:59,352 INFO L85 PathProgramCache]: Analyzing trace with hash 267208747, now seen corresponding path program 1 times [2022-11-18 20:04:59,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:04:59,353 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176612086] [2022-11-18 20:04:59,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:04:59,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:04:59,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:59,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:04:59,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:04:59,985 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176612086] [2022-11-18 20:04:59,986 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [176612086] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:04:59,986 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:04:59,986 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 20:04:59,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838509955] [2022-11-18 20:04:59,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:04:59,987 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 20:04:59,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:04:59,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:04:59,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:04:59,990 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 269 out of 416 [2022-11-18 20:04:59,992 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 294 places, 292 transitions, 630 flow. Second operand has 6 states, 6 states have (on average 271.1666666666667) internal successors, (1627), 6 states have internal predecessors, (1627), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:04:59,992 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:04:59,992 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 269 of 416 [2022-11-18 20:04:59,993 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:05:03,873 INFO L130 PetriNetUnfolder]: 8801/13226 cut-off events. [2022-11-18 20:05:03,873 INFO L131 PetriNetUnfolder]: For 4508/4508 co-relation queries the response was YES. [2022-11-18 20:05:03,917 INFO L83 FinitePrefix]: Finished finitePrefix Result has 29381 conditions, 13226 events. 8801/13226 cut-off events. For 4508/4508 co-relation queries the response was YES. Maximal size of possible extension queue 478. Compared 74379 event pairs, 1269 based on Foata normal form. 0/12710 useless extension candidates. Maximal degree in co-relation 29285. Up to 4814 conditions per place. [2022-11-18 20:05:03,977 INFO L137 encePairwiseOnDemand]: 411/416 looper letters, 141 selfloop transitions, 4 changer transitions 0/371 dead transitions. [2022-11-18 20:05:03,978 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 298 places, 371 transitions, 1190 flow [2022-11-18 20:05:03,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 20:05:03,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-11-18 20:05:03,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1730 transitions. [2022-11-18 20:05:03,983 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6931089743589743 [2022-11-18 20:05:03,984 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1730 transitions. [2022-11-18 20:05:03,984 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1730 transitions. [2022-11-18 20:05:03,985 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:05:03,986 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1730 transitions. [2022-11-18 20:05:03,990 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 288.3333333333333) internal successors, (1730), 6 states have internal predecessors, (1730), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:05:03,995 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 416.0) internal successors, (2912), 7 states have internal predecessors, (2912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:05:03,996 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 416.0) internal successors, (2912), 7 states have internal predecessors, (2912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:05:03,996 INFO L175 Difference]: Start difference. First operand has 294 places, 292 transitions, 630 flow. Second operand 6 states and 1730 transitions. [2022-11-18 20:05:03,997 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 298 places, 371 transitions, 1190 flow [2022-11-18 20:05:04,000 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 298 places, 371 transitions, 1190 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-11-18 20:05:04,005 INFO L231 Difference]: Finished difference. Result has 298 places, 291 transitions, 636 flow [2022-11-18 20:05:04,005 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=416, PETRI_DIFFERENCE_MINUEND_FLOW=628, PETRI_DIFFERENCE_MINUEND_PLACES=293, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=291, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=287, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=636, PETRI_PLACES=298, PETRI_TRANSITIONS=291} [2022-11-18 20:05:04,006 INFO L288 CegarLoopForPetriNet]: 385 programPoint places, -87 predicate places. [2022-11-18 20:05:04,006 INFO L495 AbstractCegarLoop]: Abstraction has has 298 places, 291 transitions, 636 flow [2022-11-18 20:05:04,007 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 271.1666666666667) internal successors, (1627), 6 states have internal predecessors, (1627), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:05:04,007 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:05:04,007 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:05:04,008 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-18 20:05:04,008 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2022-11-18 20:05:04,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:05:04,008 INFO L85 PathProgramCache]: Analyzing trace with hash 1493070904, now seen corresponding path program 1 times [2022-11-18 20:05:04,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:05:04,009 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408457788] [2022-11-18 20:05:04,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:05:04,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:05:04,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:05:04,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:05:04,881 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:05:04,881 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [408457788] [2022-11-18 20:05:04,881 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [408457788] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:05:04,882 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:05:04,882 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 20:05:04,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553097963] [2022-11-18 20:05:04,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:05:04,884 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 20:05:04,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:05:04,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:05:04,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:05:04,887 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 269 out of 416 [2022-11-18 20:05:04,889 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 298 places, 291 transitions, 636 flow. Second operand has 6 states, 6 states have (on average 272.3333333333333) internal successors, (1634), 6 states have internal predecessors, (1634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:05:04,889 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:05:04,889 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 269 of 416 [2022-11-18 20:05:04,889 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:05:08,491 INFO L130 PetriNetUnfolder]: 7778/11914 cut-off events. [2022-11-18 20:05:08,492 INFO L131 PetriNetUnfolder]: For 4503/4503 co-relation queries the response was YES. [2022-11-18 20:05:08,530 INFO L83 FinitePrefix]: Finished finitePrefix Result has 27304 conditions, 11914 events. 7778/11914 cut-off events. For 4503/4503 co-relation queries the response was YES. Maximal size of possible extension queue 449. Compared 67767 event pairs, 4308 based on Foata normal form. 0/11422 useless extension candidates. Maximal degree in co-relation 27207. Up to 8311 conditions per place. [2022-11-18 20:05:08,584 INFO L137 encePairwiseOnDemand]: 411/416 looper letters, 108 selfloop transitions, 4 changer transitions 0/338 dead transitions. [2022-11-18 20:05:08,584 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 302 places, 338 transitions, 1010 flow [2022-11-18 20:05:08,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 20:05:08,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-11-18 20:05:08,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1713 transitions. [2022-11-18 20:05:08,591 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6862980769230769 [2022-11-18 20:05:08,591 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1713 transitions. [2022-11-18 20:05:08,591 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1713 transitions. [2022-11-18 20:05:08,593 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:05:08,593 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1713 transitions. [2022-11-18 20:05:08,598 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 285.5) internal successors, (1713), 6 states have internal predecessors, (1713), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:05:08,604 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 416.0) internal successors, (2912), 7 states have internal predecessors, (2912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:05:08,605 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 416.0) internal successors, (2912), 7 states have internal predecessors, (2912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:05:08,606 INFO L175 Difference]: Start difference. First operand has 298 places, 291 transitions, 636 flow. Second operand 6 states and 1713 transitions. [2022-11-18 20:05:08,606 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 302 places, 338 transitions, 1010 flow [2022-11-18 20:05:08,614 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 298 places, 338 transitions, 1003 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-11-18 20:05:08,620 INFO L231 Difference]: Finished difference. Result has 298 places, 290 transitions, 635 flow [2022-11-18 20:05:08,620 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=416, PETRI_DIFFERENCE_MINUEND_FLOW=627, PETRI_DIFFERENCE_MINUEND_PLACES=293, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=290, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=286, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=635, PETRI_PLACES=298, PETRI_TRANSITIONS=290} [2022-11-18 20:05:08,621 INFO L288 CegarLoopForPetriNet]: 385 programPoint places, -87 predicate places. [2022-11-18 20:05:08,621 INFO L495 AbstractCegarLoop]: Abstraction has has 298 places, 290 transitions, 635 flow [2022-11-18 20:05:08,622 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 272.3333333333333) internal successors, (1634), 6 states have internal predecessors, (1634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:05:08,622 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:05:08,623 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:05:08,623 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-18 20:05:08,623 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2022-11-18 20:05:08,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:05:08,624 INFO L85 PathProgramCache]: Analyzing trace with hash -992992081, now seen corresponding path program 1 times [2022-11-18 20:05:08,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:05:08,624 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280814165] [2022-11-18 20:05:08,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:05:08,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:05:08,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:05:09,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:05:09,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:05:09,291 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [280814165] [2022-11-18 20:05:09,291 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [280814165] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:05:09,291 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:05:09,292 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 20:05:09,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498326879] [2022-11-18 20:05:09,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:05:09,293 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 20:05:09,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:05:09,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:05:09,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:05:09,295 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 269 out of 416 [2022-11-18 20:05:09,296 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 298 places, 290 transitions, 635 flow. Second operand has 6 states, 6 states have (on average 273.5) internal successors, (1641), 6 states have internal predecessors, (1641), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:05:09,297 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:05:09,297 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 269 of 416 [2022-11-18 20:05:09,297 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:05:12,220 INFO L130 PetriNetUnfolder]: 7615/11800 cut-off events. [2022-11-18 20:05:12,220 INFO L131 PetriNetUnfolder]: For 3953/3953 co-relation queries the response was YES. [2022-11-18 20:05:12,266 INFO L83 FinitePrefix]: Finished finitePrefix Result has 26357 conditions, 11800 events. 7615/11800 cut-off events. For 3953/3953 co-relation queries the response was YES. Maximal size of possible extension queue 449. Compared 67597 event pairs, 4950 based on Foata normal form. 0/11302 useless extension candidates. Maximal degree in co-relation 26260. Up to 9472 conditions per place. [2022-11-18 20:05:12,315 INFO L137 encePairwiseOnDemand]: 411/416 looper letters, 91 selfloop transitions, 4 changer transitions 0/321 dead transitions. [2022-11-18 20:05:12,315 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 302 places, 321 transitions, 935 flow [2022-11-18 20:05:12,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 20:05:12,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-11-18 20:05:12,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1696 transitions. [2022-11-18 20:05:12,321 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6794871794871795 [2022-11-18 20:05:12,321 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1696 transitions. [2022-11-18 20:05:12,321 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1696 transitions. [2022-11-18 20:05:12,322 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:05:12,323 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1696 transitions. [2022-11-18 20:05:12,327 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 282.6666666666667) internal successors, (1696), 6 states have internal predecessors, (1696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:05:12,332 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 416.0) internal successors, (2912), 7 states have internal predecessors, (2912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:05:12,333 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 416.0) internal successors, (2912), 7 states have internal predecessors, (2912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:05:12,333 INFO L175 Difference]: Start difference. First operand has 298 places, 290 transitions, 635 flow. Second operand 6 states and 1696 transitions. [2022-11-18 20:05:12,333 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 302 places, 321 transitions, 935 flow [2022-11-18 20:05:12,341 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 298 places, 321 transitions, 928 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-11-18 20:05:12,346 INFO L231 Difference]: Finished difference. Result has 298 places, 289 transitions, 634 flow [2022-11-18 20:05:12,346 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=416, PETRI_DIFFERENCE_MINUEND_FLOW=626, PETRI_DIFFERENCE_MINUEND_PLACES=293, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=289, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=285, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=634, PETRI_PLACES=298, PETRI_TRANSITIONS=289} [2022-11-18 20:05:12,347 INFO L288 CegarLoopForPetriNet]: 385 programPoint places, -87 predicate places. [2022-11-18 20:05:12,347 INFO L495 AbstractCegarLoop]: Abstraction has has 298 places, 289 transitions, 634 flow [2022-11-18 20:05:12,348 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 273.5) internal successors, (1641), 6 states have internal predecessors, (1641), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:05:12,348 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:05:12,348 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:05:12,349 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-18 20:05:12,349 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2022-11-18 20:05:12,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:05:12,350 INFO L85 PathProgramCache]: Analyzing trace with hash 1420615688, now seen corresponding path program 1 times [2022-11-18 20:05:12,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:05:12,350 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074053038] [2022-11-18 20:05:12,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:05:12,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:05:12,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:05:13,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:05:13,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:05:13,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074053038] [2022-11-18 20:05:13,227 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074053038] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:05:13,227 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:05:13,227 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 20:05:13,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [514926413] [2022-11-18 20:05:13,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:05:13,228 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 20:05:13,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:05:13,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:05:13,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:05:13,230 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 269 out of 416 [2022-11-18 20:05:13,232 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 298 places, 289 transitions, 634 flow. Second operand has 6 states, 6 states have (on average 274.6666666666667) internal successors, (1648), 6 states have internal predecessors, (1648), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:05:13,232 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:05:13,232 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 269 of 416 [2022-11-18 20:05:13,232 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:05:15,795 INFO L130 PetriNetUnfolder]: 7744/11930 cut-off events. [2022-11-18 20:05:15,796 INFO L131 PetriNetUnfolder]: For 3949/3949 co-relation queries the response was YES. [2022-11-18 20:05:15,848 INFO L83 FinitePrefix]: Finished finitePrefix Result has 26570 conditions, 11930 events. 7744/11930 cut-off events. For 3949/3949 co-relation queries the response was YES. Maximal size of possible extension queue 423. Compared 67698 event pairs, 5163 based on Foata normal form. 0/11493 useless extension candidates. Maximal degree in co-relation 26473. Up to 9905 conditions per place. [2022-11-18 20:05:15,884 INFO L137 encePairwiseOnDemand]: 411/416 looper letters, 74 selfloop transitions, 4 changer transitions 0/304 dead transitions. [2022-11-18 20:05:15,884 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 302 places, 304 transitions, 844 flow [2022-11-18 20:05:15,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 20:05:15,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-11-18 20:05:15,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1683 transitions. [2022-11-18 20:05:15,888 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.6742788461538461 [2022-11-18 20:05:15,888 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1683 transitions. [2022-11-18 20:05:15,889 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1683 transitions. [2022-11-18 20:05:15,890 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:05:15,890 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1683 transitions. [2022-11-18 20:05:15,893 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 280.5) internal successors, (1683), 6 states have internal predecessors, (1683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:05:15,896 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 416.0) internal successors, (2912), 7 states have internal predecessors, (2912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:05:15,897 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 416.0) internal successors, (2912), 7 states have internal predecessors, (2912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:05:15,898 INFO L175 Difference]: Start difference. First operand has 298 places, 289 transitions, 634 flow. Second operand 6 states and 1683 transitions. [2022-11-18 20:05:15,898 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 302 places, 304 transitions, 844 flow [2022-11-18 20:05:15,901 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 298 places, 304 transitions, 837 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-11-18 20:05:15,905 INFO L231 Difference]: Finished difference. Result has 298 places, 288 transitions, 633 flow [2022-11-18 20:05:15,905 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=416, PETRI_DIFFERENCE_MINUEND_FLOW=625, PETRI_DIFFERENCE_MINUEND_PLACES=293, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=288, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=284, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=633, PETRI_PLACES=298, PETRI_TRANSITIONS=288} [2022-11-18 20:05:15,906 INFO L288 CegarLoopForPetriNet]: 385 programPoint places, -87 predicate places. [2022-11-18 20:05:15,906 INFO L495 AbstractCegarLoop]: Abstraction has has 298 places, 288 transitions, 633 flow [2022-11-18 20:05:15,906 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 274.6666666666667) internal successors, (1648), 6 states have internal predecessors, (1648), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:05:15,907 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 20:05:15,907 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:05:15,907 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-18 20:05:15,907 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 163 more)] === [2022-11-18 20:05:15,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:05:15,908 INFO L85 PathProgramCache]: Analyzing trace with hash -959694472, now seen corresponding path program 1 times [2022-11-18 20:05:15,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:05:15,908 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093614442] [2022-11-18 20:05:15,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:05:15,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:05:15,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:05:15,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:05:15,999 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:05:15,999 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093614442] [2022-11-18 20:05:15,999 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2093614442] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:05:15,999 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:05:15,999 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:05:15,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684047512] [2022-11-18 20:05:16,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:05:16,000 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:05:16,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:05:16,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:05:16,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:05:16,002 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 308 out of 416 [2022-11-18 20:05:16,003 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 298 places, 288 transitions, 633 flow. Second operand has 3 states, 3 states have (on average 312.6666666666667) internal successors, (938), 3 states have internal predecessors, (938), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:05:16,003 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 20:05:16,003 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 308 of 416 [2022-11-18 20:05:16,003 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 20:05:16,577 INFO L130 PetriNetUnfolder]: 1241/3016 cut-off events. [2022-11-18 20:05:16,577 INFO L131 PetriNetUnfolder]: For 719/887 co-relation queries the response was YES. [2022-11-18 20:05:16,585 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5572 conditions, 3016 events. 1241/3016 cut-off events. For 719/887 co-relation queries the response was YES. Maximal size of possible extension queue 185. Compared 20292 event pairs, 756 based on Foata normal form. 4/2649 useless extension candidates. Maximal degree in co-relation 5528. Up to 1676 conditions per place. [2022-11-18 20:05:16,586 INFO L137 encePairwiseOnDemand]: 414/416 looper letters, 0 selfloop transitions, 0 changer transitions 287/287 dead transitions. [2022-11-18 20:05:16,587 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 299 places, 287 transitions, 689 flow [2022-11-18 20:05:16,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:05:16,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 20:05:16,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 948 transitions. [2022-11-18 20:05:16,589 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7596153846153846 [2022-11-18 20:05:16,589 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 948 transitions. [2022-11-18 20:05:16,590 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 948 transitions. [2022-11-18 20:05:16,590 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:05:16,590 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 948 transitions. [2022-11-18 20:05:16,592 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 316.0) internal successors, (948), 3 states have internal predecessors, (948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:05:16,594 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:05:16,595 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 416.0) internal successors, (1664), 4 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:05:16,595 INFO L175 Difference]: Start difference. First operand has 298 places, 288 transitions, 633 flow. Second operand 3 states and 948 transitions. [2022-11-18 20:05:16,595 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 299 places, 287 transitions, 689 flow [2022-11-18 20:05:16,598 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 295 places, 287 transitions, 682 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-11-18 20:05:16,600 INFO L231 Difference]: Finished difference. Result has 295 places, 0 transitions, 0 flow [2022-11-18 20:05:16,600 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=416, PETRI_DIFFERENCE_MINUEND_FLOW=624, PETRI_DIFFERENCE_MINUEND_PLACES=293, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=287, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=287, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=295, PETRI_TRANSITIONS=0} [2022-11-18 20:05:16,600 INFO L288 CegarLoopForPetriNet]: 385 programPoint places, -90 predicate places. [2022-11-18 20:05:16,601 INFO L495 AbstractCegarLoop]: Abstraction has has 295 places, 0 transitions, 0 flow [2022-11-18 20:05:16,601 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 312.6666666666667) internal successors, (938), 3 states have internal predecessors, (938), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:05:16,604 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (166 of 167 remaining) [2022-11-18 20:05:16,605 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (165 of 167 remaining) [2022-11-18 20:05:16,605 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (164 of 167 remaining) [2022-11-18 20:05:16,605 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (163 of 167 remaining) [2022-11-18 20:05:16,605 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (162 of 167 remaining) [2022-11-18 20:05:16,606 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (161 of 167 remaining) [2022-11-18 20:05:16,606 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (160 of 167 remaining) [2022-11-18 20:05:16,606 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (159 of 167 remaining) [2022-11-18 20:05:16,606 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (158 of 167 remaining) [2022-11-18 20:05:16,607 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (157 of 167 remaining) [2022-11-18 20:05:16,607 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (156 of 167 remaining) [2022-11-18 20:05:16,607 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (155 of 167 remaining) [2022-11-18 20:05:16,607 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (154 of 167 remaining) [2022-11-18 20:05:16,607 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (153 of 167 remaining) [2022-11-18 20:05:16,608 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (152 of 167 remaining) [2022-11-18 20:05:16,608 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (151 of 167 remaining) [2022-11-18 20:05:16,608 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (150 of 167 remaining) [2022-11-18 20:05:16,608 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (149 of 167 remaining) [2022-11-18 20:05:16,608 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (148 of 167 remaining) [2022-11-18 20:05:16,609 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (147 of 167 remaining) [2022-11-18 20:05:16,609 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (146 of 167 remaining) [2022-11-18 20:05:16,609 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (145 of 167 remaining) [2022-11-18 20:05:16,609 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (144 of 167 remaining) [2022-11-18 20:05:16,609 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (143 of 167 remaining) [2022-11-18 20:05:16,610 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (142 of 167 remaining) [2022-11-18 20:05:16,610 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (141 of 167 remaining) [2022-11-18 20:05:16,610 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (140 of 167 remaining) [2022-11-18 20:05:16,610 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (139 of 167 remaining) [2022-11-18 20:05:16,610 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (138 of 167 remaining) [2022-11-18 20:05:16,610 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (137 of 167 remaining) [2022-11-18 20:05:16,611 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (136 of 167 remaining) [2022-11-18 20:05:16,611 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (135 of 167 remaining) [2022-11-18 20:05:16,611 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (134 of 167 remaining) [2022-11-18 20:05:16,611 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (133 of 167 remaining) [2022-11-18 20:05:16,611 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (132 of 167 remaining) [2022-11-18 20:05:16,612 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (131 of 167 remaining) [2022-11-18 20:05:16,612 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (130 of 167 remaining) [2022-11-18 20:05:16,612 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (129 of 167 remaining) [2022-11-18 20:05:16,612 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (128 of 167 remaining) [2022-11-18 20:05:16,612 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (127 of 167 remaining) [2022-11-18 20:05:16,612 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (126 of 167 remaining) [2022-11-18 20:05:16,613 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (125 of 167 remaining) [2022-11-18 20:05:16,613 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (124 of 167 remaining) [2022-11-18 20:05:16,613 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (123 of 167 remaining) [2022-11-18 20:05:16,613 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (122 of 167 remaining) [2022-11-18 20:05:16,613 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (121 of 167 remaining) [2022-11-18 20:05:16,614 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (120 of 167 remaining) [2022-11-18 20:05:16,614 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (119 of 167 remaining) [2022-11-18 20:05:16,614 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (118 of 167 remaining) [2022-11-18 20:05:16,614 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (117 of 167 remaining) [2022-11-18 20:05:16,614 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (116 of 167 remaining) [2022-11-18 20:05:16,614 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (115 of 167 remaining) [2022-11-18 20:05:16,615 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (114 of 167 remaining) [2022-11-18 20:05:16,615 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (113 of 167 remaining) [2022-11-18 20:05:16,615 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (112 of 167 remaining) [2022-11-18 20:05:16,615 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (111 of 167 remaining) [2022-11-18 20:05:16,615 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (110 of 167 remaining) [2022-11-18 20:05:16,616 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (109 of 167 remaining) [2022-11-18 20:05:16,616 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (108 of 167 remaining) [2022-11-18 20:05:16,616 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (107 of 167 remaining) [2022-11-18 20:05:16,616 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (106 of 167 remaining) [2022-11-18 20:05:16,616 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (105 of 167 remaining) [2022-11-18 20:05:16,616 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (104 of 167 remaining) [2022-11-18 20:05:16,617 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (103 of 167 remaining) [2022-11-18 20:05:16,617 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (102 of 167 remaining) [2022-11-18 20:05:16,617 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (101 of 167 remaining) [2022-11-18 20:05:16,617 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (100 of 167 remaining) [2022-11-18 20:05:16,617 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (99 of 167 remaining) [2022-11-18 20:05:16,618 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (98 of 167 remaining) [2022-11-18 20:05:16,618 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (97 of 167 remaining) [2022-11-18 20:05:16,618 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (96 of 167 remaining) [2022-11-18 20:05:16,618 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (95 of 167 remaining) [2022-11-18 20:05:16,618 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (94 of 167 remaining) [2022-11-18 20:05:16,618 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (93 of 167 remaining) [2022-11-18 20:05:16,619 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (92 of 167 remaining) [2022-11-18 20:05:16,619 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (91 of 167 remaining) [2022-11-18 20:05:16,619 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (90 of 167 remaining) [2022-11-18 20:05:16,619 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (89 of 167 remaining) [2022-11-18 20:05:16,619 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (88 of 167 remaining) [2022-11-18 20:05:16,620 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (87 of 167 remaining) [2022-11-18 20:05:16,620 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (86 of 167 remaining) [2022-11-18 20:05:16,620 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (85 of 167 remaining) [2022-11-18 20:05:16,620 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (84 of 167 remaining) [2022-11-18 20:05:16,620 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (83 of 167 remaining) [2022-11-18 20:05:16,620 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (82 of 167 remaining) [2022-11-18 20:05:16,621 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (81 of 167 remaining) [2022-11-18 20:05:16,621 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (80 of 167 remaining) [2022-11-18 20:05:16,621 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (79 of 167 remaining) [2022-11-18 20:05:16,621 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (78 of 167 remaining) [2022-11-18 20:05:16,621 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (77 of 167 remaining) [2022-11-18 20:05:16,622 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (76 of 167 remaining) [2022-11-18 20:05:16,622 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (75 of 167 remaining) [2022-11-18 20:05:16,622 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (74 of 167 remaining) [2022-11-18 20:05:16,622 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (73 of 167 remaining) [2022-11-18 20:05:16,622 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (72 of 167 remaining) [2022-11-18 20:05:16,623 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (71 of 167 remaining) [2022-11-18 20:05:16,623 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (70 of 167 remaining) [2022-11-18 20:05:16,623 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (69 of 167 remaining) [2022-11-18 20:05:16,623 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (68 of 167 remaining) [2022-11-18 20:05:16,623 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (67 of 167 remaining) [2022-11-18 20:05:16,623 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (66 of 167 remaining) [2022-11-18 20:05:16,624 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (65 of 167 remaining) [2022-11-18 20:05:16,624 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (64 of 167 remaining) [2022-11-18 20:05:16,624 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (63 of 167 remaining) [2022-11-18 20:05:16,624 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (62 of 167 remaining) [2022-11-18 20:05:16,624 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (61 of 167 remaining) [2022-11-18 20:05:16,625 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (60 of 167 remaining) [2022-11-18 20:05:16,625 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (59 of 167 remaining) [2022-11-18 20:05:16,625 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (58 of 167 remaining) [2022-11-18 20:05:16,625 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (57 of 167 remaining) [2022-11-18 20:05:16,625 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (56 of 167 remaining) [2022-11-18 20:05:16,625 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (55 of 167 remaining) [2022-11-18 20:05:16,626 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (54 of 167 remaining) [2022-11-18 20:05:16,626 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (53 of 167 remaining) [2022-11-18 20:05:16,626 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (52 of 167 remaining) [2022-11-18 20:05:16,626 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (51 of 167 remaining) [2022-11-18 20:05:16,626 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (50 of 167 remaining) [2022-11-18 20:05:16,627 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (49 of 167 remaining) [2022-11-18 20:05:16,627 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (48 of 167 remaining) [2022-11-18 20:05:16,627 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (47 of 167 remaining) [2022-11-18 20:05:16,627 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (46 of 167 remaining) [2022-11-18 20:05:16,627 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (45 of 167 remaining) [2022-11-18 20:05:16,627 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (44 of 167 remaining) [2022-11-18 20:05:16,628 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (43 of 167 remaining) [2022-11-18 20:05:16,628 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (42 of 167 remaining) [2022-11-18 20:05:16,628 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (41 of 167 remaining) [2022-11-18 20:05:16,628 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (40 of 167 remaining) [2022-11-18 20:05:16,628 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (39 of 167 remaining) [2022-11-18 20:05:16,629 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (38 of 167 remaining) [2022-11-18 20:05:16,629 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (37 of 167 remaining) [2022-11-18 20:05:16,629 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (36 of 167 remaining) [2022-11-18 20:05:16,629 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (35 of 167 remaining) [2022-11-18 20:05:16,629 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (34 of 167 remaining) [2022-11-18 20:05:16,629 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (33 of 167 remaining) [2022-11-18 20:05:16,630 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (32 of 167 remaining) [2022-11-18 20:05:16,630 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (31 of 167 remaining) [2022-11-18 20:05:16,630 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (30 of 167 remaining) [2022-11-18 20:05:16,630 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (29 of 167 remaining) [2022-11-18 20:05:16,630 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (28 of 167 remaining) [2022-11-18 20:05:16,631 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (27 of 167 remaining) [2022-11-18 20:05:16,631 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (26 of 167 remaining) [2022-11-18 20:05:16,631 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (25 of 167 remaining) [2022-11-18 20:05:16,631 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (24 of 167 remaining) [2022-11-18 20:05:16,631 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (23 of 167 remaining) [2022-11-18 20:05:16,631 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (22 of 167 remaining) [2022-11-18 20:05:16,632 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (21 of 167 remaining) [2022-11-18 20:05:16,632 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (20 of 167 remaining) [2022-11-18 20:05:16,632 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (19 of 167 remaining) [2022-11-18 20:05:16,632 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (18 of 167 remaining) [2022-11-18 20:05:16,632 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (17 of 167 remaining) [2022-11-18 20:05:16,633 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (16 of 167 remaining) [2022-11-18 20:05:16,633 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (15 of 167 remaining) [2022-11-18 20:05:16,633 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (14 of 167 remaining) [2022-11-18 20:05:16,633 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (13 of 167 remaining) [2022-11-18 20:05:16,633 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (12 of 167 remaining) [2022-11-18 20:05:16,633 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (11 of 167 remaining) [2022-11-18 20:05:16,634 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (10 of 167 remaining) [2022-11-18 20:05:16,634 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (9 of 167 remaining) [2022-11-18 20:05:16,634 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (8 of 167 remaining) [2022-11-18 20:05:16,634 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (7 of 167 remaining) [2022-11-18 20:05:16,634 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (6 of 167 remaining) [2022-11-18 20:05:16,635 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (5 of 167 remaining) [2022-11-18 20:05:16,635 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (4 of 167 remaining) [2022-11-18 20:05:16,635 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (3 of 167 remaining) [2022-11-18 20:05:16,635 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (2 of 167 remaining) [2022-11-18 20:05:16,635 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (1 of 167 remaining) [2022-11-18 20:05:16,636 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (0 of 167 remaining) [2022-11-18 20:05:16,636 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-18 20:05:16,636 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:05:16,643 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-18 20:05:16,643 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-18 20:05:16,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 08:05:16 BasicIcfg [2022-11-18 20:05:16,648 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-18 20:05:16,649 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 20:05:16,649 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 20:05:16,649 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 20:05:16,650 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:04:40" (3/4) ... [2022-11-18 20:05:16,652 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-18 20:05:16,658 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2022-11-18 20:05:16,658 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2022-11-18 20:05:16,658 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2022-11-18 20:05:16,658 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2022-11-18 20:05:16,665 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2022-11-18 20:05:16,665 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-18 20:05:16,666 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-18 20:05:16,666 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-18 20:05:16,717 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8647c20c-692b-4534-aeb4-8c9733f50171/bin/uautomizer-TMbwUNV5ro/witness.graphml [2022-11-18 20:05:16,717 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 20:05:16,718 INFO L158 Benchmark]: Toolchain (without parser) took 38606.69ms. Allocated memory was 144.7MB in the beginning and 4.7GB in the end (delta: 4.5GB). Free memory was 114.2MB in the beginning and 2.3GB in the end (delta: -2.2GB). Peak memory consumption was 2.3GB. Max. memory is 16.1GB. [2022-11-18 20:05:16,718 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 92.3MB. Free memory was 47.6MB in the beginning and 47.6MB in the end (delta: 44.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:05:16,719 INFO L158 Benchmark]: CACSL2BoogieTranslator took 425.03ms. Allocated memory is still 144.7MB. Free memory was 114.0MB in the beginning and 117.1MB in the end (delta: -3.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-18 20:05:16,719 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.73ms. Allocated memory is still 144.7MB. Free memory was 117.1MB in the beginning and 113.2MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-18 20:05:16,720 INFO L158 Benchmark]: Boogie Preprocessor took 46.39ms. Allocated memory is still 144.7MB. Free memory was 112.9MB in the beginning and 109.4MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-18 20:05:16,721 INFO L158 Benchmark]: RCFGBuilder took 1878.43ms. Allocated memory is still 144.7MB. Free memory was 109.4MB in the beginning and 76.7MB in the end (delta: 32.7MB). Peak memory consumption was 61.5MB. Max. memory is 16.1GB. [2022-11-18 20:05:16,721 INFO L158 Benchmark]: TraceAbstraction took 36113.74ms. Allocated memory was 144.7MB in the beginning and 4.7GB in the end (delta: 4.5GB). Free memory was 75.6MB in the beginning and 2.3GB in the end (delta: -2.2GB). Peak memory consumption was 2.3GB. Max. memory is 16.1GB. [2022-11-18 20:05:16,722 INFO L158 Benchmark]: Witness Printer took 68.52ms. Allocated memory is still 4.7GB. Free memory was 2.3GB in the beginning and 2.3GB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-18 20:05:16,724 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 92.3MB. Free memory was 47.6MB in the beginning and 47.6MB in the end (delta: 44.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 425.03ms. Allocated memory is still 144.7MB. Free memory was 114.0MB in the beginning and 117.1MB in the end (delta: -3.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.73ms. Allocated memory is still 144.7MB. Free memory was 117.1MB in the beginning and 113.2MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.39ms. Allocated memory is still 144.7MB. Free memory was 112.9MB in the beginning and 109.4MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1878.43ms. Allocated memory is still 144.7MB. Free memory was 109.4MB in the beginning and 76.7MB in the end (delta: 32.7MB). Peak memory consumption was 61.5MB. Max. memory is 16.1GB. * TraceAbstraction took 36113.74ms. Allocated memory was 144.7MB in the beginning and 4.7GB in the end (delta: 4.5GB). Free memory was 75.6MB in the beginning and 2.3GB in the end (delta: -2.2GB). Peak memory consumption was 2.3GB. Max. memory is 16.1GB. * Witness Printer took 68.52ms. Allocated memory is still 4.7GB. Free memory was 2.3GB in the beginning and 2.3GB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 128]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 129]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 130]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 131]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 132]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 136]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 136]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 163]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 163]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 139]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 139]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 146]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 147]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 148]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 149]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 151]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 115]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 115]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 502 locations, 167 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 35.8s, OverallIterations: 22, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 30.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 291 SdHoareTripleChecker+Valid, 2.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 291 mSDsluCounter, 215 SdHoareTripleChecker+Invalid, 2.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 163 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1587 IncrementalHoareTripleChecker+Invalid, 1750 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 163 mSolverCounterUnsat, 215 mSDtfsCounter, 1587 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=804occurred in iteration=0, InterpolantAutomatonStates: 81, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 2591 NumberOfCodeBlocks, 2591 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 2569 ConstructedInterpolants, 0 QuantifiedInterpolants, 3042 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 22 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 93 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-11-18 20:05:16,780 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8647c20c-692b-4534-aeb4-8c9733f50171/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE