./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.05.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cb6c4c3-0e97-499f-8a6b-9dcbd6a6902a/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cb6c4c3-0e97-499f-8a6b-9dcbd6a6902a/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cb6c4c3-0e97-499f-8a6b-9dcbd6a6902a/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cb6c4c3-0e97-499f-8a6b-9dcbd6a6902a/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.05.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cb6c4c3-0e97-499f-8a6b-9dcbd6a6902a/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cb6c4c3-0e97-499f-8a6b-9dcbd6a6902a/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2468c605d5c29b15a54525a5c6944fa0a2b4d36426cacd5fefa10555cb2b8a7a --- 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-dbf71c6-m [2022-10-17 17:02:23,495 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:02:23,498 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:02:23,554 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:02:23,555 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:02:23,559 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:02:23,562 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:02:23,567 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:02:23,570 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:02:23,576 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:02:23,577 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:02:23,580 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:02:23,580 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:02:23,583 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:02:23,585 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:02:23,587 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:02:23,589 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:02:23,590 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:02:23,592 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:02:23,600 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:02:23,601 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:02:23,603 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:02:23,607 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:02:23,608 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:02:23,618 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:02:23,619 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:02:23,619 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:02:23,621 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:02:23,622 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:02:23,623 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:02:23,624 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:02:23,625 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:02:23,627 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:02:23,629 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:02:23,630 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:02:23,630 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:02:23,631 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:02:23,632 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:02:23,632 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:02:23,633 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:02:23,634 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:02:23,636 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cb6c4c3-0e97-499f-8a6b-9dcbd6a6902a/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:02:23,681 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:02:23,681 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:02:23,683 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:02:23,683 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:02:23,684 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:02:23,684 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:02:23,685 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:02:23,685 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:02:23,685 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:02:23,685 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:02:23,686 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:02:23,687 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:02:23,687 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:02:23,687 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:02:23,688 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:02:23,688 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:02:23,688 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:02:23,688 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:02:23,689 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:02:23,689 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:02:23,689 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:02:23,689 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:02:23,690 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:02:23,690 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:02:23,690 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:02:23,690 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:02:23,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:02:23,691 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:02:23,691 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_3cb6c4c3-0e97-499f-8a6b-9dcbd6a6902a/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cb6c4c3-0e97-499f-8a6b-9dcbd6a6902a/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2468c605d5c29b15a54525a5c6944fa0a2b4d36426cacd5fefa10555cb2b8a7a [2022-10-17 17:02:23,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:02:24,014 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:02:24,018 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:02:24,020 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:02:24,021 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:02:24,022 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cb6c4c3-0e97-499f-8a6b-9dcbd6a6902a/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.05.cil-2.c [2022-10-17 17:02:24,097 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cb6c4c3-0e97-499f-8a6b-9dcbd6a6902a/bin/ukojak-92XMlrwhuB/data/8240df63c/28fad962e0e44185b6937e59098502df/FLAG447cbd6c4 [2022-10-17 17:02:24,645 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:02:24,645 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cb6c4c3-0e97-499f-8a6b-9dcbd6a6902a/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.05.cil-2.c [2022-10-17 17:02:24,661 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cb6c4c3-0e97-499f-8a6b-9dcbd6a6902a/bin/ukojak-92XMlrwhuB/data/8240df63c/28fad962e0e44185b6937e59098502df/FLAG447cbd6c4 [2022-10-17 17:02:24,954 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cb6c4c3-0e97-499f-8a6b-9dcbd6a6902a/bin/ukojak-92XMlrwhuB/data/8240df63c/28fad962e0e44185b6937e59098502df [2022-10-17 17:02:24,957 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:02:24,959 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:02:24,961 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:02:24,961 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:02:24,965 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:02:24,966 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:02:24" (1/1) ... [2022-10-17 17:02:24,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56363e2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:24, skipping insertion in model container [2022-10-17 17:02:24,967 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:02:24" (1/1) ... [2022-10-17 17:02:24,975 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:02:25,024 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:02:25,239 WARN L230 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_3cb6c4c3-0e97-499f-8a6b-9dcbd6a6902a/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.05.cil-2.c[913,926] [2022-10-17 17:02:25,286 WARN L230 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_3cb6c4c3-0e97-499f-8a6b-9dcbd6a6902a/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.05.cil-2.c[5977,5990] [2022-10-17 17:02:25,382 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:02:25,400 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:02:25,419 WARN L230 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_3cb6c4c3-0e97-499f-8a6b-9dcbd6a6902a/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.05.cil-2.c[913,926] [2022-10-17 17:02:25,465 WARN L230 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_3cb6c4c3-0e97-499f-8a6b-9dcbd6a6902a/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.05.cil-2.c[5977,5990] [2022-10-17 17:02:25,503 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:02:25,532 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:02:25,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:25 WrapperNode [2022-10-17 17:02:25,535 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:02:25,536 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:02:25,537 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:02:25,537 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:02:25,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:25" (1/1) ... [2022-10-17 17:02:25,569 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:25" (1/1) ... [2022-10-17 17:02:25,620 INFO L138 Inliner]: procedures = 58, calls = 64, calls flagged for inlining = 32, calls inlined = 32, statements flattened = 654 [2022-10-17 17:02:25,621 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:02:25,622 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:02:25,622 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:02:25,622 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:02:25,639 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:25" (1/1) ... [2022-10-17 17:02:25,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:25" (1/1) ... [2022-10-17 17:02:25,651 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:25" (1/1) ... [2022-10-17 17:02:25,651 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:25" (1/1) ... [2022-10-17 17:02:25,679 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:25" (1/1) ... [2022-10-17 17:02:25,694 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:25" (1/1) ... [2022-10-17 17:02:25,703 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:25" (1/1) ... [2022-10-17 17:02:25,713 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:25" (1/1) ... [2022-10-17 17:02:25,723 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:02:25,725 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:02:25,727 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:02:25,727 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:02:25,728 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:25" (1/1) ... [2022-10-17 17:02:25,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:02:25,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cb6c4c3-0e97-499f-8a6b-9dcbd6a6902a/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:02:25,764 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cb6c4c3-0e97-499f-8a6b-9dcbd6a6902a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:02:25,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cb6c4c3-0e97-499f-8a6b-9dcbd6a6902a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:02:25,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:02:25,809 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 17:02:25,809 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 17:02:25,809 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2022-10-17 17:02:25,809 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2022-10-17 17:02:25,809 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2022-10-17 17:02:25,809 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2022-10-17 17:02:25,810 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2022-10-17 17:02:25,810 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2022-10-17 17:02:25,810 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2022-10-17 17:02:25,810 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2022-10-17 17:02:25,810 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2022-10-17 17:02:25,810 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2022-10-17 17:02:25,811 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2022-10-17 17:02:25,811 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2022-10-17 17:02:25,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:02:25,811 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2022-10-17 17:02:25,811 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2022-10-17 17:02:25,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:02:25,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:02:25,812 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2022-10-17 17:02:25,812 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2022-10-17 17:02:25,812 INFO L130 BoogieDeclarations]: Found specification of procedure error2 [2022-10-17 17:02:25,812 INFO L138 BoogieDeclarations]: Found implementation of procedure error2 [2022-10-17 17:02:25,914 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:02:25,916 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:02:26,866 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:02:27,162 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:02:27,163 INFO L300 CfgBuilder]: Removed 12 assume(true) statements. [2022-10-17 17:02:27,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:02:27 BoogieIcfgContainer [2022-10-17 17:02:27,166 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:02:27,167 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:02:27,167 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:02:27,178 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:02:27,178 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:02:27" (1/1) ... [2022-10-17 17:02:27,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:02:27,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:27,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 168 states and 253 transitions. [2022-10-17 17:02:27,256 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 253 transitions. [2022-10-17 17:02:27,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 17:02:27,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:27,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:27,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:27,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:27,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:27,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 173 states and 259 transitions. [2022-10-17 17:02:27,712 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 259 transitions. [2022-10-17 17:02:27,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 17:02:27,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:27,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:27,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:27,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:27,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:27,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 183 states and 279 transitions. [2022-10-17 17:02:27,943 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 279 transitions. [2022-10-17 17:02:27,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 17:02:27,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:27,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:27,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:28,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:28,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:28,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 195 states and 302 transitions. [2022-10-17 17:02:28,286 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 302 transitions. [2022-10-17 17:02:28,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 17:02:28,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:28,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:28,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:28,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:28,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:28,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 195 states and 301 transitions. [2022-10-17 17:02:28,332 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 301 transitions. [2022-10-17 17:02:28,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 17:02:28,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:28,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:28,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:28,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:28,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:28,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 198 states and 307 transitions. [2022-10-17 17:02:28,938 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 307 transitions. [2022-10-17 17:02:28,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:02:28,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:28,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:28,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:29,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:29,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:29,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 206 states and 322 transitions. [2022-10-17 17:02:29,621 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 322 transitions. [2022-10-17 17:02:29,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 17:02:29,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:29,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:29,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:29,738 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:02:30,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:30,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 214 states and 337 transitions. [2022-10-17 17:02:30,474 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 337 transitions. [2022-10-17 17:02:30,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 17:02:30,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:30,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:30,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:30,538 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 17:02:30,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:30,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 216 states and 341 transitions. [2022-10-17 17:02:30,783 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 341 transitions. [2022-10-17 17:02:30,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 17:02:30,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:30,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:30,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:30,893 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 17:02:30,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:30,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 220 states and 346 transitions. [2022-10-17 17:02:30,966 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 346 transitions. [2022-10-17 17:02:30,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:02:30,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:30,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:31,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:31,072 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:02:31,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:31,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 227 states and 362 transitions. [2022-10-17 17:02:31,510 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 362 transitions. [2022-10-17 17:02:31,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:02:31,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:31,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:31,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:31,549 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 17:02:31,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:31,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 229 states and 365 transitions. [2022-10-17 17:02:31,645 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 365 transitions. [2022-10-17 17:02:31,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:02:31,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:31,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:31,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:31,724 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:02:32,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:32,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 236 states and 382 transitions. [2022-10-17 17:02:32,027 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 382 transitions. [2022-10-17 17:02:32,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:02:32,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:32,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:32,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:32,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:32,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:32,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 252 states and 412 transitions. [2022-10-17 17:02:32,378 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 412 transitions. [2022-10-17 17:02:32,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:02:32,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:32,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:32,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:32,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:32,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:32,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 253 states and 412 transitions. [2022-10-17 17:02:32,470 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 412 transitions. [2022-10-17 17:02:32,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:02:32,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:32,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:32,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:32,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:32,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:32,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 254 states and 412 transitions. [2022-10-17 17:02:32,569 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 412 transitions. [2022-10-17 17:02:32,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:02:32,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:32,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:32,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:32,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:32,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:32,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 255 states and 412 transitions. [2022-10-17 17:02:32,694 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 412 transitions. [2022-10-17 17:02:32,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:02:32,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:32,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:32,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:32,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:32,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:32,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 256 states and 412 transitions. [2022-10-17 17:02:32,784 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 412 transitions. [2022-10-17 17:02:32,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:02:32,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:32,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:32,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:32,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:32,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:32,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 257 states and 412 transitions. [2022-10-17 17:02:32,860 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 412 transitions. [2022-10-17 17:02:32,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:02:32,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:32,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:32,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:33,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:33,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:33,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 269 states and 435 transitions. [2022-10-17 17:02:33,480 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 435 transitions. [2022-10-17 17:02:33,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:02:33,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:33,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:33,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:33,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:33,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:33,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 270 states and 435 transitions. [2022-10-17 17:02:33,588 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 435 transitions. [2022-10-17 17:02:33,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:02:33,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:33,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:33,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:33,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:33,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:33,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 271 states and 435 transitions. [2022-10-17 17:02:33,676 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 435 transitions. [2022-10-17 17:02:33,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:02:33,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:33,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:33,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:33,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:33,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:33,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 272 states and 435 transitions. [2022-10-17 17:02:33,763 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 435 transitions. [2022-10-17 17:02:33,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:02:33,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:33,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:33,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:33,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:34,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:34,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 277 states and 446 transitions. [2022-10-17 17:02:34,426 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 446 transitions. [2022-10-17 17:02:34,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:02:34,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:34,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:34,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:34,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:34,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:34,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 278 states and 446 transitions. [2022-10-17 17:02:34,510 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 446 transitions. [2022-10-17 17:02:34,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:02:34,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:34,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:34,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:34,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:35,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:35,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 280 states and 451 transitions. [2022-10-17 17:02:35,178 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 451 transitions. [2022-10-17 17:02:35,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:02:35,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:35,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:35,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:35,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:02:35,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:35,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 288 states and 466 transitions. [2022-10-17 17:02:35,262 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 466 transitions. [2022-10-17 17:02:35,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:02:35,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:35,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:35,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:35,306 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 17:02:35,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:35,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 288 states and 465 transitions. [2022-10-17 17:02:35,324 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 465 transitions. [2022-10-17 17:02:35,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:02:35,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:35,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:35,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:35,700 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:02:36,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:36,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 297 states and 480 transitions. [2022-10-17 17:02:36,120 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 480 transitions. [2022-10-17 17:02:36,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:02:36,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:36,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:36,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:36,258 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:02:36,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:36,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 298 states and 480 transitions. [2022-10-17 17:02:36,280 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 480 transitions. [2022-10-17 17:02:36,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:02:36,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:36,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:36,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:36,578 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:02:37,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:37,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 305 states and 493 transitions. [2022-10-17 17:02:37,245 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 493 transitions. [2022-10-17 17:02:37,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:02:37,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:37,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:37,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:37,279 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 17:02:38,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:38,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 314 states and 508 transitions. [2022-10-17 17:02:38,124 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 508 transitions. [2022-10-17 17:02:38,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:02:38,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:38,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:38,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:38,237 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:02:38,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:38,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 320 states and 519 transitions. [2022-10-17 17:02:38,900 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 519 transitions. [2022-10-17 17:02:38,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:02:38,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:38,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:38,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:39,004 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:02:39,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:39,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 326 states and 530 transitions. [2022-10-17 17:02:39,464 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 530 transitions. [2022-10-17 17:02:39,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:02:39,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:39,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:39,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:39,617 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:02:40,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:40,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 332 states and 539 transitions. [2022-10-17 17:02:40,042 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 539 transitions. [2022-10-17 17:02:40,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:02:40,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:40,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:40,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:40,243 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 17:02:42,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:42,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 345 states and 575 transitions. [2022-10-17 17:02:42,322 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 575 transitions. [2022-10-17 17:02:42,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 17:02:42,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:42,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:42,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:42,353 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 17:02:43,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:43,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 355 states and 593 transitions. [2022-10-17 17:02:43,393 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 593 transitions. [2022-10-17 17:02:43,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 17:02:43,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:43,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:43,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:43,423 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 17:02:43,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:43,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 361 states and 605 transitions. [2022-10-17 17:02:43,961 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 605 transitions. [2022-10-17 17:02:43,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 17:02:43,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:43,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:43,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:44,364 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 17:02:49,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:49,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 387 states and 666 transitions. [2022-10-17 17:02:49,292 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 666 transitions. [2022-10-17 17:02:49,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:02:49,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:49,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:49,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:49,341 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-10-17 17:02:49,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:49,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 388 states and 670 transitions. [2022-10-17 17:02:49,834 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 670 transitions. [2022-10-17 17:02:49,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:02:49,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:49,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:49,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:49,891 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-10-17 17:02:50,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:50,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 389 states and 673 transitions. [2022-10-17 17:02:50,189 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 673 transitions. [2022-10-17 17:02:50,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:02:50,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:50,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:50,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:50,242 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-10-17 17:02:50,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:50,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 390 states and 678 transitions. [2022-10-17 17:02:50,586 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 678 transitions. [2022-10-17 17:02:50,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:02:50,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:50,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:50,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:51,206 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 17:02:52,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:52,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 390 states and 677 transitions. [2022-10-17 17:02:52,153 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 677 transitions. [2022-10-17 17:02:52,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:02:52,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:52,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:52,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:52,299 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked.