./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/systemc/token_ring.02.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745c6d1-db20-46ec-a635-47c72e97a38c/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745c6d1-db20-46ec-a635-47c72e97a38c/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745c6d1-db20-46ec-a635-47c72e97a38c/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745c6d1-db20-46ec-a635-47c72e97a38c/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/systemc/token_ring.02.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745c6d1-db20-46ec-a635-47c72e97a38c/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745c6d1-db20-46ec-a635-47c72e97a38c/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 44ef362a593e25f5681bc4a034b065cd86559bd3dd750386bca2a1f270891ccd --- 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-2329fc7 [2022-12-15 02:39:35,676 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:39:35,678 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:39:35,697 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:39:35,698 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:39:35,699 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:39:35,700 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:39:35,702 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:39:35,704 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:39:35,704 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:39:35,705 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:39:35,707 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:39:35,707 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:39:35,708 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:39:35,710 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:39:35,711 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:39:35,712 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:39:35,713 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:39:35,714 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:39:35,716 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:39:35,718 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:39:35,719 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:39:35,720 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:39:35,721 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:39:35,725 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:39:35,725 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:39:35,726 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:39:35,726 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:39:35,727 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:39:35,728 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:39:35,728 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:39:35,729 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:39:35,730 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:39:35,730 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:39:35,732 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:39:35,732 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:39:35,733 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:39:35,733 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:39:35,733 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:39:35,734 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:39:35,735 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:39:35,736 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745c6d1-db20-46ec-a635-47c72e97a38c/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-15 02:39:35,756 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:39:35,756 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:39:35,757 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:39:35,757 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:39:35,758 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:39:35,758 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:39:35,759 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:39:35,759 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 02:39:35,759 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:39:35,759 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:39:35,759 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 02:39:35,759 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:39:35,760 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:39:35,760 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:39:35,760 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:39:35,760 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 02:39:35,760 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 02:39:35,761 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:39:35,761 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:39:35,761 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:39:35,761 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:39:35,761 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:39:35,762 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:39:35,762 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:39:35,762 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:39:35,762 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:39:35,762 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:39:35,763 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:39:35,763 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:39:35,763 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:39:35,763 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_d745c6d1-db20-46ec-a635-47c72e97a38c/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745c6d1-db20-46ec-a635-47c72e97a38c/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44ef362a593e25f5681bc4a034b065cd86559bd3dd750386bca2a1f270891ccd [2022-12-15 02:39:35,961 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:39:35,977 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:39:35,979 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:39:35,980 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:39:35,981 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:39:35,981 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745c6d1-db20-46ec-a635-47c72e97a38c/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/systemc/token_ring.02.cil-1.c [2022-12-15 02:39:38,625 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:39:38,815 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:39:38,816 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745c6d1-db20-46ec-a635-47c72e97a38c/sv-benchmarks/c/systemc/token_ring.02.cil-1.c [2022-12-15 02:39:38,824 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745c6d1-db20-46ec-a635-47c72e97a38c/bin/ukojak-rkRKPMF4O4/data/922fe0f5f/87efbf8b644344a596ec6fb8bdaa3da7/FLAGcd096cc7a [2022-12-15 02:39:39,213 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745c6d1-db20-46ec-a635-47c72e97a38c/bin/ukojak-rkRKPMF4O4/data/922fe0f5f/87efbf8b644344a596ec6fb8bdaa3da7 [2022-12-15 02:39:39,217 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:39:39,221 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:39:39,222 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:39:39,223 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:39:39,227 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:39:39,228 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:39:39" (1/1) ... [2022-12-15 02:39:39,229 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b8f0c1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:39:39, skipping insertion in model container [2022-12-15 02:39:39,230 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:39:39" (1/1) ... [2022-12-15 02:39:39,238 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:39:39,261 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:39:39,358 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745c6d1-db20-46ec-a635-47c72e97a38c/sv-benchmarks/c/systemc/token_ring.02.cil-1.c[671,684] [2022-12-15 02:39:39,394 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:39:39,402 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:39:39,410 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745c6d1-db20-46ec-a635-47c72e97a38c/sv-benchmarks/c/systemc/token_ring.02.cil-1.c[671,684] [2022-12-15 02:39:39,428 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:39:39,439 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:39:39,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:39:39 WrapperNode [2022-12-15 02:39:39,440 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:39:39,440 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:39:39,441 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:39:39,441 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:39:39,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:39:39" (1/1) ... [2022-12-15 02:39:39,452 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:39:39" (1/1) ... [2022-12-15 02:39:39,472 INFO L138 Inliner]: procedures = 32, calls = 37, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 279 [2022-12-15 02:39:39,473 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:39:39,473 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:39:39,474 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:39:39,474 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:39:39,482 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:39:39" (1/1) ... [2022-12-15 02:39:39,482 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:39:39" (1/1) ... [2022-12-15 02:39:39,484 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:39:39" (1/1) ... [2022-12-15 02:39:39,484 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:39:39" (1/1) ... [2022-12-15 02:39:39,487 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:39:39" (1/1) ... [2022-12-15 02:39:39,491 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:39:39" (1/1) ... [2022-12-15 02:39:39,492 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:39:39" (1/1) ... [2022-12-15 02:39:39,493 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:39:39" (1/1) ... [2022-12-15 02:39:39,495 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:39:39,496 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:39:39,496 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:39:39,496 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:39:39,497 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:39:39" (1/1) ... [2022-12-15 02:39:39,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:39:39,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745c6d1-db20-46ec-a635-47c72e97a38c/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:39:39,524 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745c6d1-db20-46ec-a635-47c72e97a38c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:39:39,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745c6d1-db20-46ec-a635-47c72e97a38c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:39:39,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 02:39:39,559 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2022-12-15 02:39:39,559 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2022-12-15 02:39:39,559 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2022-12-15 02:39:39,559 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2022-12-15 02:39:39,560 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-12-15 02:39:39,560 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-12-15 02:39:39,560 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2022-12-15 02:39:39,560 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2022-12-15 02:39:39,560 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2022-12-15 02:39:39,560 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2022-12-15 02:39:39,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 02:39:39,561 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2022-12-15 02:39:39,561 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2022-12-15 02:39:39,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:39:39,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:39:39,631 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:39:39,633 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:39:39,919 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:39:40,019 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:39:40,020 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-12-15 02:39:40,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:39:40 BoogieIcfgContainer [2022-12-15 02:39:40,022 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:39:40,022 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:39:40,022 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:39:40,029 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:39:40,030 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:39:40" (1/1) ... [2022-12-15 02:39:40,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:39:40,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:40,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 87 states and 120 transitions. [2022-12-15 02:39:40,076 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 120 transitions. [2022-12-15 02:39:40,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 02:39:40,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:40,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:40,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:40,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:39:40,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:40,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 95 states and 135 transitions. [2022-12-15 02:39:40,500 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 135 transitions. [2022-12-15 02:39:40,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 02:39:40,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:40,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:40,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:40,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:39:40,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:40,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 96 states and 135 transitions. [2022-12-15 02:39:40,700 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 135 transitions. [2022-12-15 02:39:40,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 02:39:40,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:40,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:40,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:40,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:39:40,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:40,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 97 states and 135 transitions. [2022-12-15 02:39:40,919 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 135 transitions. [2022-12-15 02:39:40,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 02:39:40,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:40,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:40,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:40,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:39:41,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:41,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 103 states and 148 transitions. [2022-12-15 02:39:41,168 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 148 transitions. [2022-12-15 02:39:41,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 02:39:41,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:41,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:41,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:41,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:39:41,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:41,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 111 states and 163 transitions. [2022-12-15 02:39:41,343 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 163 transitions. [2022-12-15 02:39:41,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-15 02:39:41,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:41,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:41,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:41,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:39:42,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:42,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 127 states and 200 transitions. [2022-12-15 02:39:42,099 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 200 transitions. [2022-12-15 02:39:42,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-15 02:39:42,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:42,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:42,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:42,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:39:42,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:42,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 130 states and 205 transitions. [2022-12-15 02:39:42,499 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 205 transitions. [2022-12-15 02:39:42,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-15 02:39:42,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:42,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:42,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:42,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:39:42,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:42,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 130 states and 203 transitions. [2022-12-15 02:39:42,656 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 203 transitions. [2022-12-15 02:39:42,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-15 02:39:42,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:42,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:42,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:42,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:39:42,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:42,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 125 states and 194 transitions. [2022-12-15 02:39:42,762 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 194 transitions. [2022-12-15 02:39:42,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-15 02:39:42,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:42,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:42,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:42,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:39:42,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:42,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 122 states and 186 transitions. [2022-12-15 02:39:42,857 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 186 transitions. [2022-12-15 02:39:42,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-15 02:39:42,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:42,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:42,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:42,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:39:43,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:43,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 132 states and 208 transitions. [2022-12-15 02:39:43,102 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 208 transitions. [2022-12-15 02:39:43,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-15 02:39:43,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:43,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:43,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:43,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:39:44,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:44,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 150 states and 250 transitions. [2022-12-15 02:39:44,867 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 250 transitions. [2022-12-15 02:39:44,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-15 02:39:44,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:44,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:44,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:44,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:39:45,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:45,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 152 states and 255 transitions. [2022-12-15 02:39:45,058 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 255 transitions. [2022-12-15 02:39:45,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-15 02:39:45,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:45,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:45,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:45,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:39:45,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:45,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 153 states and 257 transitions. [2022-12-15 02:39:45,174 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 257 transitions. [2022-12-15 02:39:45,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-15 02:39:45,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:45,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:45,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:45,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:39:45,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:45,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 148 states and 248 transitions. [2022-12-15 02:39:45,297 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 248 transitions. [2022-12-15 02:39:45,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-15 02:39:45,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:45,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:45,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:45,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:39:45,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:45,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 145 states and 240 transitions. [2022-12-15 02:39:45,414 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 240 transitions. [2022-12-15 02:39:45,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-15 02:39:45,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:45,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:45,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:45,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:39:46,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:46,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 157 states and 274 transitions. [2022-12-15 02:39:46,082 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 274 transitions. [2022-12-15 02:39:46,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-15 02:39:46,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:46,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:46,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:46,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:39:46,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:46,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 157 states and 273 transitions. [2022-12-15 02:39:46,121 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 273 transitions. [2022-12-15 02:39:46,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-15 02:39:46,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:46,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:46,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:46,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:39:46,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:46,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 159 states and 276 transitions. [2022-12-15 02:39:46,169 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 276 transitions. [2022-12-15 02:39:46,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-15 02:39:46,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:46,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:46,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:46,421 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:39:48,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:48,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 179 states and 322 transitions. [2022-12-15 02:39:48,864 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 322 transitions. [2022-12-15 02:39:48,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-15 02:39:48,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:48,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:48,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:48,896 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-15 02:39:49,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:49,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 181 states and 328 transitions. [2022-12-15 02:39:49,268 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 328 transitions. [2022-12-15 02:39:49,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-15 02:39:49,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:49,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:49,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:49,291 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-15 02:39:49,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:49,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 182 states and 330 transitions. [2022-12-15 02:39:49,400 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 330 transitions. [2022-12-15 02:39:49,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-15 02:39:49,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:49,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:49,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:49,427 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-15 02:39:49,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:49,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 177 states and 322 transitions. [2022-12-15 02:39:49,572 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 322 transitions. [2022-12-15 02:39:49,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-15 02:39:49,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:49,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:49,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:49,606 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-15 02:39:49,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:49,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 174 states and 313 transitions. [2022-12-15 02:39:49,736 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 313 transitions. [2022-12-15 02:39:49,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-15 02:39:49,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:49,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:49,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:49,761 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-15 02:39:50,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:50,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 178 states and 323 transitions. [2022-12-15 02:39:50,311 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 323 transitions. [2022-12-15 02:39:50,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-12-15 02:39:50,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:50,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:50,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:50,362 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 02:39:51,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:51,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 182 states and 333 transitions. [2022-12-15 02:39:51,197 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 333 transitions. [2022-12-15 02:39:51,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-12-15 02:39:51,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:51,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:51,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:51,251 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:39:51,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:51,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 184 states and 336 transitions. [2022-12-15 02:39:51,283 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 336 transitions. [2022-12-15 02:39:51,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-12-15 02:39:51,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:51,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:51,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:51,301 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-15 02:39:51,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:51,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 186 states and 339 transitions. [2022-12-15 02:39:51,325 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 339 transitions. [2022-12-15 02:39:51,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-12-15 02:39:51,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:51,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:51,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:51,342 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-15 02:39:51,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:51,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 188 states and 341 transitions. [2022-12-15 02:39:51,584 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 341 transitions. [2022-12-15 02:39:51,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-12-15 02:39:51,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:51,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:51,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:51,606 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-15 02:39:51,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:51,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 190 states and 344 transitions. [2022-12-15 02:39:51,629 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 344 transitions. [2022-12-15 02:39:51,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-15 02:39:51,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:51,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:51,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:51,687 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 02:39:51,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:51,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 192 states and 347 transitions. [2022-12-15 02:39:51,723 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 347 transitions. [2022-12-15 02:39:51,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-15 02:39:51,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:51,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:51,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:51,780 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:39:51,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:51,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 194 states and 349 transitions. [2022-12-15 02:39:51,964 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 349 transitions. [2022-12-15 02:39:51,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-15 02:39:51,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:51,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:51,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:52,041 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 02:39:52,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:52,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 196 states and 352 transitions. [2022-12-15 02:39:52,077 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 352 transitions. [2022-12-15 02:39:52,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-12-15 02:39:52,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:52,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:52,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:52,100 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-15 02:39:52,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:52,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 198 states and 355 transitions. [2022-12-15 02:39:52,140 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 355 transitions. [2022-12-15 02:39:52,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-12-15 02:39:52,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:52,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:52,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:52,238 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:39:53,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:53,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 207 states and 382 transitions. [2022-12-15 02:39:53,389 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 382 transitions. [2022-12-15 02:39:53,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-12-15 02:39:53,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:53,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:53,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:53,438 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:39:53,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:53,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 209 states and 385 transitions. [2022-12-15 02:39:53,465 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 385 transitions. [2022-12-15 02:39:53,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-12-15 02:39:53,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:53,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:53,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:53,490 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-15 02:39:53,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:53,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 216 states and 399 transitions. [2022-12-15 02:39:53,975 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 399 transitions. [2022-12-15 02:39:53,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-15 02:39:53,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:53,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:53,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:54,042 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:39:55,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:55,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 225 states and 428 transitions. [2022-12-15 02:39:55,244 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 428 transitions. [2022-12-15 02:39:55,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-15 02:39:55,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:55,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:55,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:55,262 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:39:55,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:55,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 227 states and 431 transitions. [2022-12-15 02:39:55,296 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 431 transitions. [2022-12-15 02:39:55,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-12-15 02:39:55,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:55,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:55,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:55,400 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:39:56,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:56,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 235 states and 452 transitions. [2022-12-15 02:39:56,366 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 452 transitions. [2022-12-15 02:39:56,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-15 02:39:56,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:56,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:56,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:56,406 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:39:56,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:56,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 237 states and 455 transitions. [2022-12-15 02:39:56,452 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 455 transitions. [2022-12-15 02:39:56,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-15 02:39:56,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:56,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:56,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:56,587 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:39:56,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:56,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 250 states and 482 transitions. [2022-12-15 02:39:56,932 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 482 transitions. [2022-12-15 02:39:56,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-15 02:39:56,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:56,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:56,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:56,949 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:39:56,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:56,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 251 states and 482 transitions. [2022-12-15 02:39:56,995 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 482 transitions. [2022-12-15 02:39:56,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-15 02:39:56,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:56,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:57,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:57,020 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:39:57,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:57,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 252 states and 482 transitions. [2022-12-15 02:39:57,058 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 482 transitions. [2022-12-15 02:39:57,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-15 02:39:57,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:57,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:57,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:57,243 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-15 02:39:58,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:58,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 262 states and 510 transitions. [2022-12-15 02:39:58,429 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 510 transitions. [2022-12-15 02:39:58,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-15 02:39:58,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:58,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:58,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:58,453 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-15 02:39:58,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:58,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 264 states and 513 transitions. [2022-12-15 02:39:58,707 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 513 transitions. [2022-12-15 02:39:58,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-15 02:39:58,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:58,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:58,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:58,723 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-15 02:39:59,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:39:59,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 269 states and 522 transitions. [2022-12-15 02:39:59,254 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 522 transitions. [2022-12-15 02:39:59,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-12-15 02:39:59,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:39:59,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:39:59,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:39:59,341 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-15 02:40:00,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:40:00,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 278 states and 545 transitions. [2022-12-15 02:40:00,273 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 545 transitions. [2022-12-15 02:40:00,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-12-15 02:40:00,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:40:00,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:40:00,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:40:00,357 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-15 02:40:00,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:40:00,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 286 states and 561 transitions. [2022-12-15 02:40:00,996 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 561 transitions. [2022-12-15 02:40:00,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-12-15 02:40:00,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:40:00,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:40:01,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:40:01,012 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-15 02:40:01,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:40:01,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 290 states and 570 transitions. [2022-12-15 02:40:01,415 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 570 transitions. [2022-12-15 02:40:01,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-12-15 02:40:01,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:40:01,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:40:01,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:40:01,430 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-15 02:40:02,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:40:02,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 295 states and 581 transitions. [2022-12-15 02:40:02,392 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 581 transitions. [2022-12-15 02:40:02,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-15 02:40:02,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:40:02,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:40:02,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:40:02,464 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-15 02:40:02,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:40:02,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 295 states and 580 transitions. [2022-12-15 02:40:02,503 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 580 transitions. [2022-12-15 02:40:02,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-15 02:40:02,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:40:02,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:40:02,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:40:02,520 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:40:02,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:40:02,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 295 states and 578 transitions. [2022-12-15 02:40:02,742 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 578 transitions. [2022-12-15 02:40:02,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-15 02:40:02,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:40:02,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:40:02,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:40:02,758 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:40:02,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:40:02,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 293 states and 574 transitions. [2022-12-15 02:40:02,947 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 574 transitions. [2022-12-15 02:40:02,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-15 02:40:02,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:40:02,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:40:02,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:40:02,980 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-15 02:40:03,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:40:03,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 294 states and 574 transitions. [2022-12-15 02:40:03,122 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 574 transitions. [2022-12-15 02:40:03,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-15 02:40:03,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:40:03,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:40:03,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:40:03,152 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-15 02:40:03,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:40:03,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 294 states and 573 transitions. [2022-12-15 02:40:03,392 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 573 transitions. [2022-12-15 02:40:03,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-15 02:40:03,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:40:03,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:40:03,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:40:03,407 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-15 02:40:03,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:40:03,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 299 states and 583 transitions. [2022-12-15 02:40:03,804 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 583 transitions. [2022-12-15 02:40:03,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-15 02:40:03,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:40:03,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:40:03,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:40:03,826 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-15 02:40:04,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:40:04,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 297 states and 577 transitions. [2022-12-15 02:40:04,054 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 577 transitions. [2022-12-15 02:40:04,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-15 02:40:04,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:40:04,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:40:04,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:40:04,070 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-15 02:40:04,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:40:04,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 290 states and 558 transitions. [2022-12-15 02:40:04,105 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 558 transitions. [2022-12-15 02:40:04,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-12-15 02:40:04,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:40:04,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:40:04,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:40:04,123 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-15 02:40:04,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:40:04,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 293 states and 563 transitions. [2022-12-15 02:40:04,655 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 563 transitions. [2022-12-15 02:40:04,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-12-15 02:40:04,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:40:04,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:40:04,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:40:04,701 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-15 02:40:05,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:40:05,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 300 states and 577 transitions. [2022-12-15 02:40:05,429 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 577 transitions. [2022-12-15 02:40:05,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-12-15 02:40:05,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:40:05,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:40:05,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:40:05,446 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 02:40:07,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:40:07,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 319 states and 617 transitions. [2022-12-15 02:40:07,672 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 617 transitions. [2022-12-15 02:40:07,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-12-15 02:40:07,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:40:07,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:40:07,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:40:07,693 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 02:40:07,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:40:07,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 321 states and 620 transitions. [2022-12-15 02:40:07,969 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 620 transitions. [2022-12-15 02:40:07,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-12-15 02:40:07,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:40:07,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:40:07,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:40:08,115 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-15 02:40:09,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:40:09,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 328 states and 660 transitions. [2022-12-15 02:40:09,129 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 660 transitions. [2022-12-15 02:40:09,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-15 02:40:09,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:40:09,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:40:09,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:40:09,145 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-15 02:40:09,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:40:09,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 331 states and 671 transitions. [2022-12-15 02:40:09,893 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 671 transitions. [2022-12-15 02:40:09,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-15 02:40:09,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:40:09,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:40:09,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:40:09,924 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-15 02:40:11,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:40:11,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 339 states and 709 transitions. [2022-12-15 02:40:11,577 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 709 transitions. [2022-12-15 02:40:11,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-15 02:40:11,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:40:11,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:40:11,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:40:11,602 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-15 02:40:11,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:40:11,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 340 states and 711 transitions. [2022-12-15 02:40:11,823 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 711 transitions. [2022-12-15 02:40:11,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-15 02:40:11,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:40:11,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:40:11,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 02:40:11,830 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-15 02:40:11,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 02:40:11,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 02:40:11,913 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-15 02:40:11,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 02:40:11,976 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 68 iterations. [2022-12-15 02:40:12,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 02:40:12 ImpRootNode [2022-12-15 02:40:12,055 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 02:40:12,056 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 02:40:12,056 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 02:40:12,056 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 02:40:12,056 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:39:40" (3/4) ... [2022-12-15 02:40:12,058 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-15 02:40:12,172 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745c6d1-db20-46ec-a635-47c72e97a38c/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 02:40:12,172 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 02:40:12,173 INFO L158 Benchmark]: Toolchain (without parser) took 32952.95ms. Allocated memory was 127.9MB in the beginning and 390.1MB in the end (delta: 262.1MB). Free memory was 92.2MB in the beginning and 175.4MB in the end (delta: -83.2MB). Peak memory consumption was 181.6MB. Max. memory is 16.1GB. [2022-12-15 02:40:12,173 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 104.9MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:40:12,173 INFO L158 Benchmark]: CACSL2BoogieTranslator took 217.54ms. Allocated memory is still 127.9MB. Free memory was 92.2MB in the beginning and 78.6MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-15 02:40:12,174 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.34ms. Allocated memory is still 127.9MB. Free memory was 78.6MB in the beginning and 76.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:40:12,174 INFO L158 Benchmark]: Boogie Preprocessor took 22.04ms. Allocated memory is still 127.9MB. Free memory was 76.5MB in the beginning and 74.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:40:12,174 INFO L158 Benchmark]: RCFGBuilder took 525.90ms. Allocated memory is still 127.9MB. Free memory was 74.4MB in the beginning and 96.6MB in the end (delta: -22.1MB). Peak memory consumption was 44.7MB. Max. memory is 16.1GB. [2022-12-15 02:40:12,175 INFO L158 Benchmark]: CodeCheck took 32032.82ms. Allocated memory was 127.9MB in the beginning and 390.1MB in the end (delta: 262.1MB). Free memory was 96.6MB in the beginning and 182.8MB in the end (delta: -86.2MB). Peak memory consumption was 174.7MB. Max. memory is 16.1GB. [2022-12-15 02:40:12,175 INFO L158 Benchmark]: Witness Printer took 116.74ms. Allocated memory is still 390.1MB. Free memory was 182.8MB in the beginning and 175.4MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-15 02:40:12,176 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 7 procedures, 87 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 31.9s, OverallIterations: 68, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 39975 SdHoareTripleChecker+Valid, 42.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 24850 mSDsluCounter, 57329 SdHoareTripleChecker+Invalid, 37.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 40329 mSDsCounter, 12007 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 46271 IncrementalHoareTripleChecker+Invalid, 58278 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12007 mSolverCounterUnsat, 17000 mSDtfsCounter, 46271 mSolverCounterSat, 1.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 40076 GetRequests, 38448 SyntacticMatches, 1066 SemanticMatches, 562 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 202208 ImplicationChecksByTransitivity, 26.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 3428 NumberOfCodeBlocks, 3428 NumberOfCodeBlocksAsserted, 68 NumberOfCheckSat, 3290 ConstructedInterpolants, 0 QuantifiedInterpolants, 6554 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 67 InterpolantComputations, 53 PerfectInterpolantSequences, 521/605 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 113]: integer overflow possible integer overflow possible We found a FailurePath: [L24] int m_pc = 0; [L25] int t1_pc = 0; [L26] int t2_pc = 0; [L27] int m_st ; [L28] int t1_st ; [L29] int t2_st ; [L30] int m_i ; [L31] int t1_i ; [L32] int t2_i ; [L33] int M_E = 2; [L34] int T1_E = 2; [L35] int T2_E = 2; [L36] int E_M = 2; [L37] int E_1 = 2; [L38] int E_2 = 2; [L43] int token ; [L45] int local ; [L598] int __retres1 ; [L602] CALL init_model() [L512] m_i = 1 [L513] t1_i = 1 [L514] t2_i = 1 [L602] RET init_model() [L603] CALL start_simulation() [L539] int kernel_st ; [L540] int tmp ; [L541] int tmp___0 ; [L545] kernel_st = 0 VAL [E_1=2, E_2=2, E_M=2, kernel_st=0, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L546] FCALL update_channels() VAL [E_1=2, E_2=2, E_M=2, kernel_st=0, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L547] CALL init_threads() [L231] COND TRUE m_i == 1 [L232] m_st = 0 [L236] COND TRUE t1_i == 1 [L237] t1_st = 0 [L241] COND TRUE t2_i == 1 [L242] t2_st = 0 [L547] RET init_threads() [L548] CALL fire_delta_events() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(M_E)=2, \old(T1_E)=2, \old(T2_E)=2, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L344] COND FALSE !(M_E == 0) [L349] COND FALSE !(T1_E == 0) [L354] COND FALSE !(T2_E == 0) [L359] COND FALSE !(E_M == 0) [L364] COND FALSE !(E_1 == 0) [L369] COND FALSE !(E_2 == 0) [L548] RET fire_delta_events() VAL [E_1=2, E_2=2, E_M=2, kernel_st=0, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L549] CALL activate_threads() VAL [\old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L417] int tmp ; [L418] int tmp___0 ; [L419] int tmp___1 ; [L423] CALL, EXPR is_master_triggered() [L163] int __retres1 ; VAL [\old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L166] COND FALSE !(m_pc == 1) VAL [\old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L176] __retres1 = 0 VAL [\old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, __retres1=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L178] return (__retres1); [L423] RET, EXPR is_master_triggered() [L423] tmp = is_master_triggered() [L425] COND FALSE !(\read(tmp)) [L431] CALL, EXPR is_transmit1_triggered() [L182] int __retres1 ; VAL [\old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L185] COND FALSE !(t1_pc == 1) VAL [\old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L195] __retres1 = 0 VAL [\old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, __retres1=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L197] return (__retres1); [L431] RET, EXPR is_transmit1_triggered() [L431] tmp___0 = is_transmit1_triggered() [L433] COND FALSE !(\read(tmp___0)) [L439] CALL, EXPR is_transmit2_triggered() [L201] int __retres1 ; VAL [\old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L204] COND FALSE !(t2_pc == 1) VAL [\old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L214] __retres1 = 0 VAL [\old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, __retres1=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L216] return (__retres1); [L439] RET, EXPR is_transmit2_triggered() [L439] tmp___1 = is_transmit2_triggered() [L441] COND FALSE !(\read(tmp___1)) [L549] RET activate_threads() VAL [E_1=2, E_2=2, E_M=2, kernel_st=0, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L550] CALL reset_delta_events() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(M_E)=2, \old(T1_E)=2, \old(T2_E)=2, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L382] COND FALSE !(M_E == 1) [L387] COND FALSE !(T1_E == 1) [L392] COND FALSE !(T2_E == 1) [L397] COND FALSE !(E_M == 1) [L402] COND FALSE !(E_1 == 1) [L407] COND FALSE !(E_2 == 1) [L550] RET reset_delta_events() VAL [E_1=2, E_2=2, E_M=2, kernel_st=0, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L553] COND TRUE 1 [L556] kernel_st = 1 [L557] CALL eval() [L277] int tmp ; VAL [E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L281] COND TRUE 1 VAL [E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L284] CALL, EXPR exists_runnable_thread() VAL [E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L251] int __retres1 ; [L254] COND TRUE m_st == 0 [L255] __retres1 = 1 [L272] return (__retres1); [L284] RET, EXPR exists_runnable_thread() VAL [E_1=2, E_2=2, E_M=2, exists_runnable_thread()=1, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L284] tmp = exists_runnable_thread() [L286] COND TRUE \read(tmp) VAL [E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, tmp=1, token=0] [L291] COND TRUE m_st == 0 [L292] int tmp_ndt_1; [L293] tmp_ndt_1 = __VERIFIER_nondet_int() [L294] COND FALSE !(\read(tmp_ndt_1)) VAL [E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, tmp=1, tmp_ndt_1=0, token=0] [L305] COND TRUE t1_st == 0 [L306] int tmp_ndt_2; [L307] tmp_ndt_2 = __VERIFIER_nondet_int() [L308] COND TRUE \read(tmp_ndt_2) [L310] t1_st = 1 [L311] CALL transmit1() [L94] COND TRUE t1_pc == 0 VAL [E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=1, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L105] COND TRUE 1 [L107] t1_pc = 1 [L108] t1_st = 2 [L311] RET transmit1() [L319] COND TRUE t2_st == 0 [L320] int tmp_ndt_3; [L321] tmp_ndt_3 = __VERIFIER_nondet_int() [L322] COND FALSE !(\read(tmp_ndt_3)) VAL [E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, tmp=1, tmp_ndt_1=0, tmp_ndt_2=1, tmp_ndt_3=0, token=0] [L281] COND TRUE 1 VAL [E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, tmp=1, tmp_ndt_1=0, tmp_ndt_2=1, tmp_ndt_3=0, token=0] [L284] CALL, EXPR exists_runnable_thread() VAL [E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L251] int __retres1 ; [L254] COND TRUE m_st == 0 [L255] __retres1 = 1 [L272] return (__retres1); [L284] RET, EXPR exists_runnable_thread() VAL [E_1=2, E_2=2, E_M=2, exists_runnable_thread()=1, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, tmp=1, tmp_ndt_1=0, tmp_ndt_2=1, tmp_ndt_3=0, token=0] [L284] tmp = exists_runnable_thread() [L286] COND TRUE \read(tmp) VAL [E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, tmp=1, tmp_ndt_1=0, tmp_ndt_2=1, tmp_ndt_3=0, token=0] [L291] COND TRUE m_st == 0 [L292] int tmp_ndt_1; [L293] tmp_ndt_1 = __VERIFIER_nondet_int() [L294] COND TRUE \read(tmp_ndt_1) [L296] m_st = 1 [L297] CALL master() [L50] COND TRUE m_pc == 0 VAL [E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L61] COND TRUE 1 [L64] token = __VERIFIER_nondet_int() [L65] local = token [L66] E_1 = 1 VAL [E_1=1, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L67] CALL immediate_notify() VAL [\old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, E_1=1, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L455] CALL activate_threads() VAL [\old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, E_1=1, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L417] int tmp ; [L418] int tmp___0 ; [L419] int tmp___1 ; [L423] CALL, EXPR is_master_triggered() [L163] int __retres1 ; VAL [\old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, E_1=1, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L166] COND FALSE !(m_pc == 1) VAL [\old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, E_1=1, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L176] __retres1 = 0 VAL [\old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, __retres1=0, E_1=1, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L178] return (__retres1); [L423] RET, EXPR is_master_triggered() [L423] tmp = is_master_triggered() [L425] COND FALSE !(\read(tmp)) [L431] CALL, EXPR is_transmit1_triggered() [L182] int __retres1 ; VAL [\old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, E_1=1, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L185] COND TRUE t1_pc == 1 VAL [\old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, E_1=1, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L186] COND TRUE E_1 == 1 [L187] __retres1 = 1 VAL [\old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, __retres1=1, E_1=1, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L197] return (__retres1); [L431] RET, EXPR is_transmit1_triggered() [L431] tmp___0 = is_transmit1_triggered() [L433] COND TRUE \read(tmp___0) [L434] t1_st = 0 [L439] CALL, EXPR is_transmit2_triggered() [L201] int __retres1 ; VAL [\old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, E_1=1, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L204] COND FALSE !(t2_pc == 1) VAL [\old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, E_1=1, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L214] __retres1 = 0 VAL [\old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, __retres1=0, E_1=1, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L216] return (__retres1); [L439] RET, EXPR is_transmit2_triggered() [L439] tmp___1 = is_transmit2_triggered() [L441] COND FALSE !(\read(tmp___1)) [L455] RET activate_threads() VAL [\old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, E_1=1, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L67] RET immediate_notify() VAL [E_1=1, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L68] E_1 = 2 [L69] m_pc = 1 [L70] m_st = 2 VAL [E_1=2, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L297] RET master() [L305] COND TRUE t1_st == 0 [L306] int tmp_ndt_2; [L307] tmp_ndt_2 = __VERIFIER_nondet_int() [L308] COND TRUE \read(tmp_ndt_2) [L310] t1_st = 1 [L311] CALL transmit1() [L94] COND FALSE !(t1_pc == 0) VAL [E_1=2, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L97] COND TRUE t1_pc == 1 VAL [E_1=2, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L113] token += 1 VAL [E_1=2, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 104.9MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 217.54ms. Allocated memory is still 127.9MB. Free memory was 92.2MB in the beginning and 78.6MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.34ms. Allocated memory is still 127.9MB. Free memory was 78.6MB in the beginning and 76.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.04ms. Allocated memory is still 127.9MB. Free memory was 76.5MB in the beginning and 74.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 525.90ms. Allocated memory is still 127.9MB. Free memory was 74.4MB in the beginning and 96.6MB in the end (delta: -22.1MB). Peak memory consumption was 44.7MB. Max. memory is 16.1GB. * CodeCheck took 32032.82ms. Allocated memory was 127.9MB in the beginning and 390.1MB in the end (delta: 262.1MB). Free memory was 96.6MB in the beginning and 182.8MB in the end (delta: -86.2MB). Peak memory consumption was 174.7MB. Max. memory is 16.1GB. * Witness Printer took 116.74ms. Allocated memory is still 390.1MB. Free memory was 182.8MB in the beginning and 175.4MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-12-15 02:40:12,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745c6d1-db20-46ec-a635-47c72e97a38c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)