./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3_overflow.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f816f20-a4f2-47ea-bcf6-22bae4613749/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f816f20-a4f2-47ea-bcf6-22bae4613749/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f816f20-a4f2-47ea-bcf6-22bae4613749/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f816f20-a4f2-47ea-bcf6-22bae4613749/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3_overflow.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f816f20-a4f2-47ea-bcf6-22bae4613749/bin/ukojak-jW3SillKbg/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f816f20-a4f2-47ea-bcf6-22bae4613749/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1f7b08d697525a6b6e4b6c32e081a52208b7f6ea0ef3da259b2ed32d3a516e9b --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 22:31:24,594 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:31:24,597 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:31:24,641 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:31:24,642 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:31:24,645 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:31:24,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:31:24,651 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:31:24,653 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:31:24,658 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:31:24,659 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:31:24,660 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:31:24,661 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:31:24,662 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:31:24,663 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:31:24,664 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:31:24,665 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:31:24,666 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:31:24,670 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:31:24,676 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:31:24,679 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:31:24,681 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:31:24,683 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:31:24,684 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:31:24,694 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:31:24,694 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:31:24,695 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:31:24,696 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:31:24,697 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:31:24,698 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:31:24,698 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:31:24,699 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:31:24,701 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:31:24,702 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:31:24,703 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:31:24,703 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:31:24,705 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:31:24,706 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:31:24,706 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:31:24,707 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:31:24,708 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:31:24,709 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f816f20-a4f2-47ea-bcf6-22bae4613749/bin/ukojak-jW3SillKbg/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-21 22:31:24,749 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:31:24,749 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:31:24,750 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:31:24,751 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:31:24,751 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:31:24,751 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:31:24,752 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:31:24,752 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:31:24,752 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:31:24,752 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:31:24,753 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:31:24,754 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:31:24,754 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:31:24,754 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:31:24,754 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:31:24,754 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:31:24,754 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:31:24,755 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:31:24,755 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:31:24,755 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:31:24,755 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:31:24,755 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:31:24,756 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:31:24,756 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:31:24,756 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:31:24,756 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:31:24,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:31:24,757 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:31:24,757 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_8f816f20-a4f2-47ea-bcf6-22bae4613749/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f816f20-a4f2-47ea-bcf6-22bae4613749/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f7b08d697525a6b6e4b6c32e081a52208b7f6ea0ef3da259b2ed32d3a516e9b [2022-11-21 22:31:25,059 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:31:25,092 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:31:25,094 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:31:25,096 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:31:25,097 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:31:25,098 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f816f20-a4f2-47ea-bcf6-22bae4613749/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3_overflow.ufo.UNBOUNDED.pals.c [2022-11-21 22:31:28,112 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:31:28,412 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:31:28,412 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f816f20-a4f2-47ea-bcf6-22bae4613749/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3_overflow.ufo.UNBOUNDED.pals.c [2022-11-21 22:31:28,422 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f816f20-a4f2-47ea-bcf6-22bae4613749/bin/ukojak-jW3SillKbg/data/2b0c5f1f7/ba787d35b64641f19141705d4a8feddc/FLAG5700a5d8a [2022-11-21 22:31:28,437 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f816f20-a4f2-47ea-bcf6-22bae4613749/bin/ukojak-jW3SillKbg/data/2b0c5f1f7/ba787d35b64641f19141705d4a8feddc [2022-11-21 22:31:28,439 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:31:28,441 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:31:28,444 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:31:28,444 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:31:28,447 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:31:28,448 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:31:28" (1/1) ... [2022-11-21 22:31:28,449 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d762ba5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:28, skipping insertion in model container [2022-11-21 22:31:28,450 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:31:28" (1/1) ... [2022-11-21 22:31:28,457 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:31:28,515 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:31:28,778 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_8f816f20-a4f2-47ea-bcf6-22bae4613749/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3_overflow.ufo.UNBOUNDED.pals.c[14467,14480] [2022-11-21 22:31:28,790 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:31:28,808 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:31:28,914 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_8f816f20-a4f2-47ea-bcf6-22bae4613749/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3_overflow.ufo.UNBOUNDED.pals.c[14467,14480] [2022-11-21 22:31:28,915 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:31:28,938 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:31:28,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:28 WrapperNode [2022-11-21 22:31:28,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:31:28,939 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:31:28,939 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:31:28,940 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:31:28,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:28" (1/1) ... [2022-11-21 22:31:28,958 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:28" (1/1) ... [2022-11-21 22:31:28,989 INFO L138 Inliner]: procedures = 23, calls = 14, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 449 [2022-11-21 22:31:28,989 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:31:28,990 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:31:28,990 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:31:28,990 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:31:29,002 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:28" (1/1) ... [2022-11-21 22:31:29,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:28" (1/1) ... [2022-11-21 22:31:29,007 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:28" (1/1) ... [2022-11-21 22:31:29,007 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:28" (1/1) ... [2022-11-21 22:31:29,015 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:28" (1/1) ... [2022-11-21 22:31:29,022 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:28" (1/1) ... [2022-11-21 22:31:29,025 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:28" (1/1) ... [2022-11-21 22:31:29,027 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:28" (1/1) ... [2022-11-21 22:31:29,031 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:31:29,032 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:31:29,032 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:31:29,032 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:31:29,033 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:28" (1/1) ... [2022-11-21 22:31:29,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:31:29,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f816f20-a4f2-47ea-bcf6-22bae4613749/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:31:29,088 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f816f20-a4f2-47ea-bcf6-22bae4613749/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:31:29,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f816f20-a4f2-47ea-bcf6-22bae4613749/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:31:29,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:31:29,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:31:29,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:31:29,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:31:29,253 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:31:29,256 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:31:29,955 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:31:30,707 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:31:30,708 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 22:31:30,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:31:30 BoogieIcfgContainer [2022-11-21 22:31:30,711 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:31:30,712 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:31:30,712 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:31:30,722 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:31:30,723 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:31:30" (1/1) ... [2022-11-21 22:31:30,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:31:30,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:30,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 19 states and 30 transitions. [2022-11-21 22:31:30,792 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 30 transitions. [2022-11-21 22:31:30,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 22:31:30,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:30,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:31,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:33,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:31:33,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:33,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 20 states and 32 transitions. [2022-11-21 22:31:33,532 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 32 transitions. [2022-11-21 22:31:33,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:31:33,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:33,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:33,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:34,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:31:35,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:35,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 23 states and 38 transitions. [2022-11-21 22:31:35,306 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 38 transitions. [2022-11-21 22:31:35,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 22:31:35,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:35,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:35,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:36,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:31:37,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:37,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 46 transitions. [2022-11-21 22:31:37,187 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 46 transitions. [2022-11-21 22:31:37,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 22:31:37,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:37,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:37,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:38,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:31:39,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:39,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 32 states and 56 transitions. [2022-11-21 22:31:39,160 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 56 transitions. [2022-11-21 22:31:39,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 22:31:39,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:39,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:39,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:40,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:31:41,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:41,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 39 states and 68 transitions. [2022-11-21 22:31:41,458 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 68 transitions. [2022-11-21 22:31:41,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 22:31:41,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:41,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:41,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:42,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:31:43,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:43,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 45 states and 79 transitions. [2022-11-21 22:31:43,787 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 79 transitions. [2022-11-21 22:31:43,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 22:31:43,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:43,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:43,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:43,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:31:44,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:44,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 46 states and 79 transitions. [2022-11-21 22:31:44,163 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 79 transitions. [2022-11-21 22:31:44,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 22:31:44,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:44,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:44,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:44,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:31:44,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:44,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 47 states and 80 transitions. [2022-11-21 22:31:44,251 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 80 transitions. [2022-11-21 22:31:44,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 22:31:44,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:44,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:44,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:45,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:31:47,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:47,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 57 states and 96 transitions. [2022-11-21 22:31:47,662 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 96 transitions. [2022-11-21 22:31:47,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 22:31:47,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:47,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:47,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:47,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:31:48,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:48,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 60 states and 101 transitions. [2022-11-21 22:31:48,269 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 101 transitions. [2022-11-21 22:31:48,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:31:48,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:48,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:48,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:51,413 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:31:56,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:56,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 76 states and 133 transitions. [2022-11-21 22:31:56,467 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 133 transitions. [2022-11-21 22:31:56,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:31:56,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:56,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:56,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:58,540 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:32:04,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:32:04,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 93 states and 166 transitions. [2022-11-21 22:32:04,442 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 166 transitions. [2022-11-21 22:32:04,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:32:04,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:32:04,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:32:04,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:32:06,193 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:32:06,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:32:06,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 94 states and 169 transitions. [2022-11-21 22:32:06,695 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 169 transitions. [2022-11-21 22:32:06,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:32:06,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:32:06,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:32:06,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:32:08,670 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:32:14,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:32:14,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 112 states and 204 transitions. [2022-11-21 22:32:14,841 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 204 transitions. [2022-11-21 22:32:14,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:32:14,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:32:14,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:32:15,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:32:16,420 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:32:17,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:32:17,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 113 states and 208 transitions. [2022-11-21 22:32:17,229 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 208 transitions. [2022-11-21 22:32:17,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:32:17,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:32:17,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:32:17,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:32:18,863 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:32:19,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:32:19,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 114 states and 209 transitions. [2022-11-21 22:32:19,284 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 209 transitions. [2022-11-21 22:32:19,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:32:19,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:32:19,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:32:19,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:32:20,977 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:32:21,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:32:21,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 115 states and 213 transitions. [2022-11-21 22:32:21,590 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 213 transitions. [2022-11-21 22:32:21,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 22:32:21,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:32:21,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:32:21,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:32:24,098 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:32:30,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:32:30,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 129 states and 242 transitions. [2022-11-21 22:32:30,637 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 242 transitions. [2022-11-21 22:32:30,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 22:32:30,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:32:30,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:32:30,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:32:32,410 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:32:33,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:32:33,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 130 states and 243 transitions. [2022-11-21 22:32:33,101 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 243 transitions. [2022-11-21 22:32:33,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 22:32:33,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:32:33,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:32:33,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:32:35,376 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:32:39,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:32:39,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 134 states and 258 transitions. [2022-11-21 22:32:39,053 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 258 transitions. [2022-11-21 22:32:39,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 22:32:39,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:32:39,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:32:39,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:32:41,192 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:32:42,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:32:42,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 135 states and 259 transitions. [2022-11-21 22:32:42,359 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 259 transitions. [2022-11-21 22:32:42,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 22:32:42,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:32:42,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:32:42,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:32:43,785 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:32:44,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:32:44,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 136 states and 260 transitions. [2022-11-21 22:32:44,437 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 260 transitions. [2022-11-21 22:32:44,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 22:32:44,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:32:44,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:32:44,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:32:46,533 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:32:53,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:32:53,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 144 states and 282 transitions. [2022-11-21 22:32:53,569 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 282 transitions. [2022-11-21 22:32:53,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 22:32:53,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:32:53,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:32:53,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:32:55,685 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:32:58,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:32:58,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 148 states and 291 transitions. [2022-11-21 22:32:58,939 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 291 transitions. [2022-11-21 22:32:58,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 22:32:58,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:32:58,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:32:59,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:00,651 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:33:02,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:02,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 150 states and 294 transitions. [2022-11-21 22:33:02,371 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 294 transitions. [2022-11-21 22:33:02,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 22:33:02,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:02,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:02,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:04,333 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:33:06,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:06,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 152 states and 298 transitions. [2022-11-21 22:33:06,126 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 298 transitions. [2022-11-21 22:33:06,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 22:33:06,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:06,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:06,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:07,595 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:33:14,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:14,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 166 states and 328 transitions. [2022-11-21 22:33:14,518 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 328 transitions. [2022-11-21 22:33:14,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 22:33:14,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:14,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:14,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:16,193 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:33:22,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:22,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 174 states and 344 transitions. [2022-11-21 22:33:22,638 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 344 transitions. [2022-11-21 22:33:22,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-21 22:33:22,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:22,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:22,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:25,256 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:33:35,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:35,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 188 states and 397 transitions. [2022-11-21 22:33:35,750 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 397 transitions. [2022-11-21 22:33:35,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 22:33:35,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:35,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:36,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:37,906 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:33:46,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:46,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 199 states and 420 transitions. [2022-11-21 22:33:46,442 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 420 transitions. [2022-11-21 22:33:46,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 22:33:46,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:46,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:46,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:47,624 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:33:48,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:48,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 200 states and 420 transitions. [2022-11-21 22:33:48,521 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 420 transitions. [2022-11-21 22:33:48,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-21 22:33:48,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:48,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:48,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:50,848 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:33:59,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:59,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 210 states and 437 transitions. [2022-11-21 22:33:59,164 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 437 transitions. [2022-11-21 22:33:59,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-21 22:33:59,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:59,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:59,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:34:00,492 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:34:01,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:34:01,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 211 states and 441 transitions. [2022-11-21 22:34:01,397 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 441 transitions. [2022-11-21 22:34:01,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-21 22:34:01,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:34:01,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:34:01,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:34:02,664 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:34:03,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:34:03,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 212 states and 443 transitions. [2022-11-21 22:34:03,530 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 443 transitions. [2022-11-21 22:34:03,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-21 22:34:03,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:34:03,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:34:03,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:34:06,240 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:34:20,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:34:20,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 227 states and 483 transitions. [2022-11-21 22:34:20,953 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 483 transitions. [2022-11-21 22:34:20,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-21 22:34:20,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:34:20,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:34:21,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:34:24,099 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:34:27,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:34:27,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 229 states and 491 transitions. [2022-11-21 22:34:27,215 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 491 transitions. [2022-11-21 22:34:27,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-21 22:34:27,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:34:27,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:34:27,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:34:29,586 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:34:42,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:34:42,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 243 states and 524 transitions. [2022-11-21 22:34:42,651 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 524 transitions. [2022-11-21 22:34:42,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 22:34:42,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:34:42,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:34:42,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:34:45,481 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:34:53,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:34:53,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 248 states and 541 transitions. [2022-11-21 22:34:53,391 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 541 transitions. [2022-11-21 22:34:53,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 22:34:53,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:34:53,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:34:53,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:34:55,569 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:34:57,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:34:57,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 250 states and 550 transitions. [2022-11-21 22:34:57,989 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 550 transitions. [2022-11-21 22:34:57,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 22:34:57,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:34:57,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:34:58,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:35:02,534 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:35:05,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:35:05,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 251 states and 551 transitions. [2022-11-21 22:35:05,825 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 551 transitions. [2022-11-21 22:35:05,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 22:35:05,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:35:05,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:35:06,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:35:08,658 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:35:23,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:35:23,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 265 states and 588 transitions. [2022-11-21 22:35:23,396 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 588 transitions. [2022-11-21 22:35:23,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 22:35:23,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:35:23,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:35:23,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:35:27,314 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:35:34,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:35:34,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 269 states and 605 transitions. [2022-11-21 22:35:34,303 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 605 transitions. [2022-11-21 22:35:34,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 22:35:34,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:35:34,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:35:34,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:35:35,722 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:35:38,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:35:38,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 271 states and 619 transitions. [2022-11-21 22:35:38,536 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 619 transitions. [2022-11-21 22:35:38,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 22:35:38,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:35:38,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:35:38,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:35:40,547 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:35:42,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:35:42,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 272 states and 624 transitions. [2022-11-21 22:35:42,217 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 624 transitions. [2022-11-21 22:35:42,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 22:35:42,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:35:42,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:35:42,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:35:44,741 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:35:48,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:35:48,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 275 states and 634 transitions. [2022-11-21 22:35:48,682 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 634 transitions. [2022-11-21 22:35:48,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 22:35:48,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:35:48,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:35:49,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:35:50,525 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:35:52,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:35:52,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 276 states and 644 transitions. [2022-11-21 22:35:52,119 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 644 transitions. [2022-11-21 22:35:52,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 22:35:52,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:35:52,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:35:52,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:35:53,437 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:35:54,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:35:54,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 278 states and 653 transitions. [2022-11-21 22:35:54,871 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 653 transitions. [2022-11-21 22:35:54,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-21 22:35:54,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:35:54,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:35:55,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:35:58,598 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:36:09,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:36:09,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 285 states and 674 transitions. [2022-11-21 22:36:09,093 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 674 transitions. [2022-11-21 22:36:09,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-21 22:36:09,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:36:09,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:36:09,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:36:11,609 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:36:16,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:36:16,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 289 states and 685 transitions. [2022-11-21 22:36:16,384 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 685 transitions. [2022-11-21 22:36:16,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-21 22:36:16,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:36:16,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:36:16,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:36:19,052 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:36:20,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:36:20,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 290 states and 686 transitions. [2022-11-21 22:36:20,010 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 686 transitions. [2022-11-21 22:36:20,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-21 22:36:20,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:36:20,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:36:20,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:36:22,394 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:36:25,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:36:25,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 293 states and 696 transitions. [2022-11-21 22:36:25,526 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 696 transitions. [2022-11-21 22:36:25,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-21 22:36:25,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:36:25,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:36:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat