./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.11.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_5cbfc745-8225-4075-874a-34bcbfcfe6ed/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cbfc745-8225-4075-874a-34bcbfcfe6ed/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_5cbfc745-8225-4075-874a-34bcbfcfe6ed/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cbfc745-8225-4075-874a-34bcbfcfe6ed/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.11.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cbfc745-8225-4075-874a-34bcbfcfe6ed/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_5cbfc745-8225-4075-874a-34bcbfcfe6ed/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 67b249d19bfb29e53a3ada528cfb44b497320fbfc38e7386ce56807633f41524 --- 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 16:44:30,400 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:44:30,403 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:44:30,465 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:44:30,466 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:44:30,471 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:44:30,474 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:44:30,481 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:44:30,484 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:44:30,492 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:44:30,493 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:44:30,494 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:44:30,495 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:44:30,496 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:44:30,497 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:44:30,499 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:44:30,500 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:44:30,501 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:44:30,503 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:44:30,516 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:44:30,519 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:44:30,521 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:44:30,525 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:44:30,527 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:44:30,532 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:44:30,532 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:44:30,533 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:44:30,535 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:44:30,536 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:44:30,537 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:44:30,537 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:44:30,539 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:44:30,541 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:44:30,543 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:44:30,544 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:44:30,545 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:44:30,545 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:44:30,546 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:44:30,546 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:44:30,556 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:44:30,556 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:44:30,557 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cbfc745-8225-4075-874a-34bcbfcfe6ed/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:44:30,589 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:44:30,589 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:44:30,590 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:44:30,590 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:44:30,591 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:44:30,591 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:44:30,592 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:44:30,592 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:44:30,592 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:44:30,592 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:44:30,593 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:44:30,594 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:44:30,594 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:44:30,594 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:44:30,594 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:44:30,594 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:44:30,594 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:44:30,595 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:44:30,595 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:44:30,595 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:44:30,595 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:44:30,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:30,596 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:44:30,596 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:44:30,596 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:44:30,596 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:44:30,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:44:30,598 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:44:30,598 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_5cbfc745-8225-4075-874a-34bcbfcfe6ed/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cbfc745-8225-4075-874a-34bcbfcfe6ed/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67b249d19bfb29e53a3ada528cfb44b497320fbfc38e7386ce56807633f41524 [2022-10-17 16:44:30,915 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:44:30,938 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:44:30,941 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:44:30,942 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:44:30,943 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:44:30,945 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cbfc745-8225-4075-874a-34bcbfcfe6ed/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.11.cil-2.c [2022-10-17 16:44:31,015 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cbfc745-8225-4075-874a-34bcbfcfe6ed/bin/ukojak-92XMlrwhuB/data/9d98ba9b1/35bbec881ef4464493f63dddc9ac9e69/FLAG2896e5326 [2022-10-17 16:44:31,611 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:44:31,611 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cbfc745-8225-4075-874a-34bcbfcfe6ed/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.11.cil-2.c [2022-10-17 16:44:31,638 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cbfc745-8225-4075-874a-34bcbfcfe6ed/bin/ukojak-92XMlrwhuB/data/9d98ba9b1/35bbec881ef4464493f63dddc9ac9e69/FLAG2896e5326 [2022-10-17 16:44:31,924 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cbfc745-8225-4075-874a-34bcbfcfe6ed/bin/ukojak-92XMlrwhuB/data/9d98ba9b1/35bbec881ef4464493f63dddc9ac9e69 [2022-10-17 16:44:31,926 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:44:31,928 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:44:31,929 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:31,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:44:31,943 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:44:31,944 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:31" (1/1) ... [2022-10-17 16:44:31,945 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e90f505 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:31, skipping insertion in model container [2022-10-17 16:44:31,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:31" (1/1) ... [2022-10-17 16:44:31,954 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:44:32,034 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:44:32,243 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_5cbfc745-8225-4075-874a-34bcbfcfe6ed/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.11.cil-2.c[913,926] [2022-10-17 16:44:32,297 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_5cbfc745-8225-4075-874a-34bcbfcfe6ed/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.11.cil-2.c[5977,5990] [2022-10-17 16:44:32,455 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:44:32,467 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:44:32,481 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_5cbfc745-8225-4075-874a-34bcbfcfe6ed/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.11.cil-2.c[913,926] [2022-10-17 16:44:32,498 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_5cbfc745-8225-4075-874a-34bcbfcfe6ed/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.11.cil-2.c[5977,5990] [2022-10-17 16:44:32,570 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:44:32,601 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:44:32,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:32 WrapperNode [2022-10-17 16:44:32,602 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:32,603 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:44:32,603 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:44:32,603 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:44:32,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:32" (1/1) ... [2022-10-17 16:44:32,629 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:32" (1/1) ... [2022-10-17 16:44:32,691 INFO L138 Inliner]: procedures = 70, calls = 81, calls flagged for inlining = 45, calls inlined = 45, statements flattened = 997 [2022-10-17 16:44:32,692 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:44:32,693 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:44:32,693 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:44:32,693 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:44:32,702 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:32" (1/1) ... [2022-10-17 16:44:32,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:32" (1/1) ... [2022-10-17 16:44:32,709 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:32" (1/1) ... [2022-10-17 16:44:32,709 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:32" (1/1) ... [2022-10-17 16:44:32,727 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:32" (1/1) ... [2022-10-17 16:44:32,758 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:32" (1/1) ... [2022-10-17 16:44:32,762 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:32" (1/1) ... [2022-10-17 16:44:32,766 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:32" (1/1) ... [2022-10-17 16:44:32,774 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:44:32,775 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:44:32,775 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:44:32,775 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:44:32,776 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:32" (1/1) ... [2022-10-17 16:44:32,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:32,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cbfc745-8225-4075-874a-34bcbfcfe6ed/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:44:32,829 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cbfc745-8225-4075-874a-34bcbfcfe6ed/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:44:32,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cbfc745-8225-4075-874a-34bcbfcfe6ed/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:44:32,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:44:32,886 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:44:32,886 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:44:32,886 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2022-10-17 16:44:32,887 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2022-10-17 16:44:32,887 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2022-10-17 16:44:32,887 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2022-10-17 16:44:32,887 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2022-10-17 16:44:32,887 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2022-10-17 16:44:32,887 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2022-10-17 16:44:32,887 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2022-10-17 16:44:32,888 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2022-10-17 16:44:32,888 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2022-10-17 16:44:32,889 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2022-10-17 16:44:32,889 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2022-10-17 16:44:32,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:44:32,889 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2022-10-17 16:44:32,889 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2022-10-17 16:44:32,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:44:32,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:44:32,890 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2022-10-17 16:44:32,890 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2022-10-17 16:44:33,079 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:44:33,085 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:44:34,179 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:44:34,798 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:44:34,798 INFO L300 CfgBuilder]: Removed 18 assume(true) statements. [2022-10-17 16:44:34,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:44:34 BoogieIcfgContainer [2022-10-17 16:44:34,802 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:44:34,802 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:44:34,803 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:44:34,813 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:44:34,814 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:44:34" (1/1) ... [2022-10-17 16:44:34,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:44:34,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:34,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 228 states and 351 transitions. [2022-10-17 16:44:34,892 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 351 transitions. [2022-10-17 16:44:34,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:44:34,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:34,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:35,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:35,273 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 16:44:35,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:35,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 233 states and 357 transitions. [2022-10-17 16:44:35,359 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 357 transitions. [2022-10-17 16:44:35,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:44:35,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:35,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:35,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:35,516 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 16:44:35,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:35,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 243 states and 377 transitions. [2022-10-17 16:44:35,648 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 377 transitions. [2022-10-17 16:44:35,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:44:35,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:35,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:35,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:35,744 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 16:44:35,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:35,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 255 states and 400 transitions. [2022-10-17 16:44:35,884 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 400 transitions. [2022-10-17 16:44:35,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:44:35,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:35,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:35,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:35,923 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 16:44:35,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:35,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 255 states and 399 transitions. [2022-10-17 16:44:35,937 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 399 transitions. [2022-10-17 16:44:35,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:44:35,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:35,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:35,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:36,178 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 16:44:36,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:36,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 258 states and 405 transitions. [2022-10-17 16:44:36,512 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 405 transitions. [2022-10-17 16:44:36,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:44:36,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:36,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:36,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:36,573 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 16:44:37,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:37,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 266 states and 420 transitions. [2022-10-17 16:44:37,157 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 420 transitions. [2022-10-17 16:44:37,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:44:37,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:37,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:37,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:37,313 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 16:44:38,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:38,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 274 states and 435 transitions. [2022-10-17 16:44:38,051 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 435 transitions. [2022-10-17 16:44:38,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:44:38,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:38,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:38,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:38,109 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 16:44:38,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:38,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 276 states and 439 transitions. [2022-10-17 16:44:38,356 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 439 transitions. [2022-10-17 16:44:38,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:44:38,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:38,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:38,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:38,418 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 16:44:38,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:38,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 280 states and 444 transitions. [2022-10-17 16:44:38,493 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 444 transitions. [2022-10-17 16:44:38,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:44:38,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:38,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:38,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:38,611 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 16:44:39,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:39,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 287 states and 460 transitions. [2022-10-17 16:44:39,051 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 460 transitions. [2022-10-17 16:44:39,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:44:39,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:39,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:39,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:39,110 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 16:44:39,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:39,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 289 states and 463 transitions. [2022-10-17 16:44:39,203 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 463 transitions. [2022-10-17 16:44:39,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:44:39,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:39,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:39,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:39,245 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 16:44:39,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:39,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 296 states and 480 transitions. [2022-10-17 16:44:39,514 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 480 transitions. [2022-10-17 16:44:39,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:44:39,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:39,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:39,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:39,852 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 16:44:40,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:40,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 305 states and 495 transitions. [2022-10-17 16:44:40,168 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 495 transitions. [2022-10-17 16:44:40,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:44:40,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:40,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:40,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:40,318 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 16:44:40,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:40,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 306 states and 495 transitions. [2022-10-17 16:44:40,362 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 495 transitions. [2022-10-17 16:44:40,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:44:40,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:40,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:40,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:40,414 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:44:40,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:40,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 315 states and 510 transitions. [2022-10-17 16:44:40,964 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 510 transitions. [2022-10-17 16:44:40,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:44:40,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:40,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:40,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:41,021 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 16:44:41,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:41,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 315 states and 509 transitions. [2022-10-17 16:44:41,045 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 509 transitions. [2022-10-17 16:44:41,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:44:41,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:41,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:41,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:41,257 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 16:44:42,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:42,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 328 states and 543 transitions. [2022-10-17 16:44:42,350 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 543 transitions. [2022-10-17 16:44:42,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:44:42,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:42,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:42,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:42,506 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 16:44:43,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:43,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 334 states and 555 transitions. [2022-10-17 16:44:43,088 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 555 transitions. [2022-10-17 16:44:43,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:44:43,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:43,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:43,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:43,218 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 16:44:43,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:43,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 340 states and 566 transitions. [2022-10-17 16:44:43,579 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 566 transitions. [2022-10-17 16:44:43,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:44:43,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:43,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:43,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:43,963 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 16:44:47,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:47,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 366 states and 625 transitions. [2022-10-17 16:44:47,379 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 625 transitions. [2022-10-17 16:44:47,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:44:47,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:47,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:47,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:47,415 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 16:44:47,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:47,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 370 states and 632 transitions. [2022-10-17 16:44:47,874 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 632 transitions. [2022-10-17 16:44:47,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:44:47,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:47,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:47,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:47,908 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 16:44:48,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:48,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 376 states and 645 transitions. [2022-10-17 16:44:48,465 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 645 transitions. [2022-10-17 16:44:48,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:44:48,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:48,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:48,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:48,499 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 16:44:48,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:48,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 382 states and 656 transitions. [2022-10-17 16:44:48,976 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 656 transitions. [2022-10-17 16:44:48,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:44:48,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:48,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:48,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:49,034 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 16:44:49,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:49,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 383 states and 660 transitions. [2022-10-17 16:44:49,398 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 660 transitions. [2022-10-17 16:44:49,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:44:49,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:49,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:49,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:49,451 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 16:44:49,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:49,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 384 states and 665 transitions. [2022-10-17 16:44:49,710 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 665 transitions. [2022-10-17 16:44:49,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:44:49,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:49,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:49,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:49,769 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 16:44:49,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:49,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 385 states and 668 transitions. [2022-10-17 16:44:49,985 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 668 transitions. [2022-10-17 16:44:49,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:44:49,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:49,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:50,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:50,337 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:44:52,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:52,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 401 states and 707 transitions. [2022-10-17 16:44:52,951 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 707 transitions. [2022-10-17 16:44:52,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:44:52,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:52,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:52,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:53,424 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:44:54,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:54,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 403 states and 714 transitions. [2022-10-17 16:44:54,607 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 714 transitions. [2022-10-17 16:44:54,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:44:54,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:54,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:54,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:55,128 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 16:44:56,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:56,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 403 states and 713 transitions. [2022-10-17 16:44:56,096 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 713 transitions. [2022-10-17 16:44:56,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:44:56,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:56,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:56,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:56,231 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 16:44:56,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:56,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 403 states and 712 transitions. [2022-10-17 16:44:56,798 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 712 transitions. [2022-10-17 16:44:56,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:44:56,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:56,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:56,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:56,923 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:44:57,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:57,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 401 states and 708 transitions. [2022-10-17 16:44:57,119 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 708 transitions. [2022-10-17 16:44:57,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:44:57,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:57,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:57,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:57,166 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:44:57,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:57,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 406 states and 716 transitions. [2022-10-17 16:44:57,479 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 716 transitions. [2022-10-17 16:44:57,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:44:57,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:57,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:57,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:57,539 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:44:57,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:57,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 411 states and 730 transitions. [2022-10-17 16:44:57,907 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 730 transitions. [2022-10-17 16:44:57,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:44:57,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:57,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:57,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:57,977 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:44:58,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:58,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 413 states and 733 transitions. [2022-10-17 16:44:58,587 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 733 transitions. [2022-10-17 16:44:58,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:44:58,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:58,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:58,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:58,716 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:44:58,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:58,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 411 states and 722 transitions. [2022-10-17 16:44:58,754 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 722 transitions. [2022-10-17 16:44:58,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:44:58,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:58,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:58,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:58,862 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:44:58,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:58,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 412 states and 725 transitions. [2022-10-17 16:44:58,897 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 725 transitions. [2022-10-17 16:44:58,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:44:58,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:58,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:58,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:59,000 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:44:59,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:59,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 413 states and 726 transitions. [2022-10-17 16:44:59,035 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 726 transitions. [2022-10-17 16:44:59,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:44:59,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:59,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:59,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:59,178 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:45:00,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:00,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 420 states and 743 transitions. [2022-10-17 16:45:00,075 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 743 transitions. [2022-10-17 16:45:00,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:45:00,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:00,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:00,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:00,221 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked.