./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3_overflow.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_37ceb7b2-b723-48f3-920e-259fbf91b42e/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ceb7b2-b723-48f3-920e-259fbf91b42e/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_37ceb7b2-b723-48f3-920e-259fbf91b42e/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ceb7b2-b723-48f3-920e-259fbf91b42e/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3_overflow.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ceb7b2-b723-48f3-920e-259fbf91b42e/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ceb7b2-b723-48f3-920e-259fbf91b42e/bin/ukojak-rkRKPMF4O4 --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 c9bc953af286e9cfd29d104859de67d32500c9606def6c78f8ad113aab301f45 --- 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 01:27:18,966 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:27:18,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:27:18,985 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:27:18,985 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:27:18,986 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:27:18,988 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:27:18,989 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:27:18,991 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:27:18,992 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:27:18,993 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:27:18,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:27:18,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:27:18,995 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:27:18,997 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:27:18,998 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:27:18,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:27:19,000 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:27:19,001 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:27:19,003 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:27:19,005 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:27:19,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:27:19,007 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:27:19,008 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:27:19,011 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:27:19,012 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:27:19,012 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:27:19,013 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:27:19,013 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:27:19,014 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:27:19,015 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:27:19,015 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:27:19,016 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:27:19,017 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:27:19,018 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:27:19,018 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:27:19,019 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:27:19,019 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:27:19,019 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:27:19,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:27:19,021 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:27:19,021 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ceb7b2-b723-48f3-920e-259fbf91b42e/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-15 01:27:19,042 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:27:19,042 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:27:19,043 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:27:19,043 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:27:19,044 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:27:19,044 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:27:19,044 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:27:19,045 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 01:27:19,045 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 01:27:19,045 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 01:27:19,045 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:27:19,045 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:27:19,045 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:27:19,046 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:27:19,046 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 01:27:19,046 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:27:19,046 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:27:19,046 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:27:19,047 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:27:19,047 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:27:19,047 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:27:19,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:27:19,047 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:27:19,048 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:27:19,048 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:27:19,048 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 01:27:19,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 01:27:19,048 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:27:19,049 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_37ceb7b2-b723-48f3-920e-259fbf91b42e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ceb7b2-b723-48f3-920e-259fbf91b42e/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9bc953af286e9cfd29d104859de67d32500c9606def6c78f8ad113aab301f45 [2022-12-15 01:27:19,241 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:27:19,259 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:27:19,261 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:27:19,262 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:27:19,263 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:27:19,264 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ceb7b2-b723-48f3-920e-259fbf91b42e/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3_overflow.ufo.UNBOUNDED.pals.c [2022-12-15 01:27:21,860 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:27:22,033 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:27:22,034 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ceb7b2-b723-48f3-920e-259fbf91b42e/sv-benchmarks/c/seq-mthreaded/pals_floodmax.3_overflow.ufo.UNBOUNDED.pals.c [2022-12-15 01:27:22,040 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ceb7b2-b723-48f3-920e-259fbf91b42e/bin/ukojak-rkRKPMF4O4/data/2df2b66d6/8cea144994f7419c832aba473b5694eb/FLAG823de3e1c [2022-12-15 01:27:22,439 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ceb7b2-b723-48f3-920e-259fbf91b42e/bin/ukojak-rkRKPMF4O4/data/2df2b66d6/8cea144994f7419c832aba473b5694eb [2022-12-15 01:27:22,441 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:27:22,442 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:27:22,443 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:27:22,443 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:27:22,445 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:27:22,445 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:27:22" (1/1) ... [2022-12-15 01:27:22,446 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@405456bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:22, skipping insertion in model container [2022-12-15 01:27:22,446 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:27:22" (1/1) ... [2022-12-15 01:27:22,451 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:27:22,471 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:27:22,608 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_37ceb7b2-b723-48f3-920e-259fbf91b42e/sv-benchmarks/c/seq-mthreaded/pals_floodmax.3_overflow.ufo.UNBOUNDED.pals.c[12924,12937] [2022-12-15 01:27:22,611 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:27:22,619 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:27:22,656 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_37ceb7b2-b723-48f3-920e-259fbf91b42e/sv-benchmarks/c/seq-mthreaded/pals_floodmax.3_overflow.ufo.UNBOUNDED.pals.c[12924,12937] [2022-12-15 01:27:22,656 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:27:22,667 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:27:22,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:22 WrapperNode [2022-12-15 01:27:22,668 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:27:22,668 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:27:22,668 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:27:22,669 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:27:22,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:22" (1/1) ... [2022-12-15 01:27:22,681 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:22" (1/1) ... [2022-12-15 01:27:22,702 INFO L138 Inliner]: procedures = 23, calls = 14, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 413 [2022-12-15 01:27:22,703 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:27:22,703 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:27:22,703 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:27:22,703 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:27:22,710 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:22" (1/1) ... [2022-12-15 01:27:22,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:22" (1/1) ... [2022-12-15 01:27:22,712 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:22" (1/1) ... [2022-12-15 01:27:22,713 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:22" (1/1) ... [2022-12-15 01:27:22,717 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:22" (1/1) ... [2022-12-15 01:27:22,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:22" (1/1) ... [2022-12-15 01:27:22,723 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:22" (1/1) ... [2022-12-15 01:27:22,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:22" (1/1) ... [2022-12-15 01:27:22,727 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:27:22,727 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:27:22,727 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:27:22,727 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:27:22,728 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:27:22" (1/1) ... [2022-12-15 01:27:22,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:27:22,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ceb7b2-b723-48f3-920e-259fbf91b42e/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:27:22,750 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ceb7b2-b723-48f3-920e-259fbf91b42e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:27:22,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37ceb7b2-b723-48f3-920e-259fbf91b42e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:27:22,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 01:27:22,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 01:27:22,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:27:22,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:27:22,859 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:27:22,860 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:27:23,235 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:27:23,614 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:27:23,614 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 01:27:23,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:27:23 BoogieIcfgContainer [2022-12-15 01:27:23,616 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:27:23,616 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:27:23,616 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:27:23,625 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:27:23,625 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:27:23" (1/1) ... [2022-12-15 01:27:23,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 01:27:23,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:23,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 19 states and 30 transitions. [2022-12-15 01:27:23,674 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 30 transitions. [2022-12-15 01:27:23,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 01:27:23,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:23,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:23,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:24,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:27:24,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:24,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 20 states and 32 transitions. [2022-12-15 01:27:24,927 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 32 transitions. [2022-12-15 01:27:24,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 01:27:24,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:24,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:24,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:25,438 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 01:27:25,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:25,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 23 states and 38 transitions. [2022-12-15 01:27:25,673 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 38 transitions. [2022-12-15 01:27:25,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 01:27:25,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:25,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:25,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:26,157 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 01:27:26,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:26,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 46 transitions. [2022-12-15 01:27:26,509 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 46 transitions. [2022-12-15 01:27:26,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 01:27:26,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:26,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:26,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:27,015 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 01:27:27,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:27,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 32 states and 56 transitions. [2022-12-15 01:27:27,466 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 56 transitions. [2022-12-15 01:27:27,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 01:27:27,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:27,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:27,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:28,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:27:28,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:28,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 39 states and 69 transitions. [2022-12-15 01:27:28,757 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 69 transitions. [2022-12-15 01:27:28,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 01:27:28,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:28,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:28,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:29,235 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 01:27:30,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:30,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 45 states and 80 transitions. [2022-12-15 01:27:30,148 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 80 transitions. [2022-12-15 01:27:30,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 01:27:30,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:30,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:30,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:30,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:27:30,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:30,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 46 states and 81 transitions. [2022-12-15 01:27:30,426 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 81 transitions. [2022-12-15 01:27:30,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 01:27:30,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:30,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:30,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:30,466 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 01:27:30,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:30,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 47 states and 82 transitions. [2022-12-15 01:27:30,480 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 82 transitions. [2022-12-15 01:27:30,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 01:27:30,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:30,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:30,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:31,055 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 01:27:32,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:32,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 57 states and 97 transitions. [2022-12-15 01:27:32,442 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 97 transitions. [2022-12-15 01:27:32,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 01:27:32,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:32,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:32,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:32,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:27:32,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:32,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 60 states and 103 transitions. [2022-12-15 01:27:32,845 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 103 transitions. [2022-12-15 01:27:32,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 01:27:32,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:32,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:32,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:33,959 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:27:36,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:36,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 76 states and 143 transitions. [2022-12-15 01:27:36,453 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 143 transitions. [2022-12-15 01:27:36,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 01:27:36,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:36,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:36,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:37,212 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:27:38,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:38,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 82 states and 160 transitions. [2022-12-15 01:27:38,471 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 160 transitions. [2022-12-15 01:27:38,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 01:27:38,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:38,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:38,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:39,161 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:27:39,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:39,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 83 states and 165 transitions. [2022-12-15 01:27:39,572 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 165 transitions. [2022-12-15 01:27:39,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 01:27:39,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:39,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:39,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:40,187 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:27:40,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:40,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 84 states and 166 transitions. [2022-12-15 01:27:40,413 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 166 transitions. [2022-12-15 01:27:40,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 01:27:40,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:40,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:40,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:41,151 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:27:42,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:42,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 91 states and 187 transitions. [2022-12-15 01:27:42,909 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 187 transitions. [2022-12-15 01:27:42,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 01:27:42,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:42,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:42,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:43,634 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:27:44,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:44,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 92 states and 189 transitions. [2022-12-15 01:27:44,128 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 189 transitions. [2022-12-15 01:27:44,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 01:27:44,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:44,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:44,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:44,861 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:27:45,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:45,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 94 states and 194 transitions. [2022-12-15 01:27:45,363 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 194 transitions. [2022-12-15 01:27:45,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 01:27:45,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:45,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:45,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:46,047 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:27:46,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:46,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 95 states and 198 transitions. [2022-12-15 01:27:46,347 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 198 transitions. [2022-12-15 01:27:46,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 01:27:46,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:46,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:46,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:47,064 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:27:49,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:49,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 104 states and 223 transitions. [2022-12-15 01:27:49,898 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 223 transitions. [2022-12-15 01:27:49,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 01:27:49,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:49,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:49,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:50,510 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:27:51,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:51,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 106 states and 229 transitions. [2022-12-15 01:27:51,114 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 229 transitions. [2022-12-15 01:27:51,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 01:27:51,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:51,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:51,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:51,721 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:27:52,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:52,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 107 states and 231 transitions. [2022-12-15 01:27:52,127 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 231 transitions. [2022-12-15 01:27:52,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 01:27:52,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:52,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:52,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:52,904 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:27:53,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:27:53,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 110 states and 239 transitions. [2022-12-15 01:27:53,701 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 239 transitions. [2022-12-15 01:27:53,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 01:27:53,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:27:53,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:27:53,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:27:55,181 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:28:00,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:28:00,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 129 states and 275 transitions. [2022-12-15 01:28:00,207 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 275 transitions. [2022-12-15 01:28:00,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 01:28:00,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:28:00,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:28:00,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:28:01,481 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:28:04,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:28:04,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 134 states and 290 transitions. [2022-12-15 01:28:04,012 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 290 transitions. [2022-12-15 01:28:04,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 01:28:04,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:28:04,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:28:04,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:28:05,294 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:28:06,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:28:06,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 137 states and 297 transitions. [2022-12-15 01:28:06,584 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 297 transitions. [2022-12-15 01:28:06,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 01:28:06,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:28:06,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:28:06,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:28:07,686 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:28:08,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:28:08,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 138 states and 299 transitions. [2022-12-15 01:28:08,324 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 299 transitions. [2022-12-15 01:28:08,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 01:28:08,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:28:08,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:28:08,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:28:09,479 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:28:10,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:28:10,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 139 states and 301 transitions. [2022-12-15 01:28:10,134 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 301 transitions. [2022-12-15 01:28:10,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 01:28:10,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:28:10,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:28:10,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:28:11,038 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:28:16,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:28:16,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 153 states and 332 transitions. [2022-12-15 01:28:16,015 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 332 transitions. [2022-12-15 01:28:16,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 01:28:16,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:28:16,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:28:16,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:28:16,765 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:28:18,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:28:18,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 157 states and 342 transitions. [2022-12-15 01:28:18,348 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 342 transitions. [2022-12-15 01:28:18,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 01:28:18,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:28:18,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:28:18,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:28:19,994 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:28:23,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:28:23,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 165 states and 355 transitions. [2022-12-15 01:28:23,992 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 355 transitions. [2022-12-15 01:28:23,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-15 01:28:23,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:28:23,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:28:24,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:28:25,913 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:28:32,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:28:32,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 180 states and 398 transitions. [2022-12-15 01:28:32,931 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 398 transitions. [2022-12-15 01:28:32,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 01:28:32,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:28:32,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:28:32,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:28:35,622 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:28:42,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:28:42,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 189 states and 415 transitions. [2022-12-15 01:28:42,247 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 415 transitions. [2022-12-15 01:28:42,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-15 01:28:42,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:28:42,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:28:42,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:28:43,938 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:28:49,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:28:49,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 197 states and 432 transitions. [2022-12-15 01:28:49,239 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 432 transitions. [2022-12-15 01:28:49,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-15 01:28:49,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:28:49,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:28:49,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:28:50,577 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:28:51,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:28:51,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 198 states and 435 transitions. [2022-12-15 01:28:51,722 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 435 transitions. [2022-12-15 01:28:51,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-15 01:28:51,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:28:51,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:28:51,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:28:54,502 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:29:01,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:29:01,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 207 states and 452 transitions. [2022-12-15 01:29:01,161 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 452 transitions. [2022-12-15 01:29:01,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-15 01:29:01,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:29:01,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:29:01,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:29:03,764 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:29:10,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:29:10,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 218 states and 474 transitions. [2022-12-15 01:29:10,606 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 474 transitions. [2022-12-15 01:29:10,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-15 01:29:10,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:29:10,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:29:10,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:29:12,947 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:29:18,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:29:18,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 222 states and 483 transitions. [2022-12-15 01:29:18,327 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 483 transitions. [2022-12-15 01:29:18,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-15 01:29:18,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:29:18,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:29:18,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:29:19,581 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:29:27,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:29:27,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 236 states and 508 transitions. [2022-12-15 01:29:27,405 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 508 transitions. [2022-12-15 01:29:27,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-15 01:29:27,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:29:27,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:29:27,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:29:28,339 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:29:32,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:29:32,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 244 states and 517 transitions. [2022-12-15 01:29:32,194 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 517 transitions. [2022-12-15 01:29:32,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-15 01:29:32,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:29:32,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:29:32,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:29:34,002 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:29:41,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:29:41,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 253 states and 537 transitions. [2022-12-15 01:29:41,915 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 537 transitions. [2022-12-15 01:29:41,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-15 01:29:41,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:29:41,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:29:41,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:29:43,637 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:29:46,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:29:46,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 255 states and 540 transitions. [2022-12-15 01:29:46,516 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 540 transitions. [2022-12-15 01:29:46,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-12-15 01:29:46,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:29:46,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:29:47,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:34:08,579 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 6 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:36:31,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:36:31,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 299 states and 634 transitions. [2022-12-15 01:36:31,904 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 634 transitions. [2022-12-15 01:36:31,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-12-15 01:36:31,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:36:31,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:36:32,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat