./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label30.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3ff2f7-aee0-426f-ad88-9d915352b4cb/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3ff2f7-aee0-426f-ad88-9d915352b4cb/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3ff2f7-aee0-426f-ad88-9d915352b4cb/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3ff2f7-aee0-426f-ad88-9d915352b4cb/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label30.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3ff2f7-aee0-426f-ad88-9d915352b4cb/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3ff2f7-aee0-426f-ad88-9d915352b4cb/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a272bf0f73a58d72dfba23a9c902bbeb665b6b76cc21acf92951a09cb8e04c47 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:00:13,758 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:00:13,760 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:00:13,816 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:00:13,817 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:00:13,821 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:00:13,824 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:00:13,831 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:00:13,833 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:00:13,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:00:13,835 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:00:13,836 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:00:13,837 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:00:13,838 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:00:13,839 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:00:13,841 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:00:13,842 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:00:13,843 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:00:13,844 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:00:13,851 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:00:13,854 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:00:13,856 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:00:13,860 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:00:13,861 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:00:13,874 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:00:13,874 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:00:13,875 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:00:13,877 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:00:13,877 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:00:13,878 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:00:13,879 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:00:13,896 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:00:13,898 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:00:13,900 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:00:13,901 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:00:13,901 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:00:13,902 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:00:13,903 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:00:13,903 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:00:13,904 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:00:13,905 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:00:13,905 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3ff2f7-aee0-426f-ad88-9d915352b4cb/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:00:13,961 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:00:13,962 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:00:13,963 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:00:13,963 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:00:13,964 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:00:13,964 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:00:13,965 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:00:13,965 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:00:13,965 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:00:13,965 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:00:13,966 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:00:13,966 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:00:13,967 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:00:13,967 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:00:13,967 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:00:13,967 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:00:13,967 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:00:13,967 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:00:13,968 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:00:13,968 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:00:13,968 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:00:13,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:00:13,968 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:00:13,969 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:00:13,969 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:00:13,969 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:00:13,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:00:13,969 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:00:13,970 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_af3ff2f7-aee0-426f-ad88-9d915352b4cb/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3ff2f7-aee0-426f-ad88-9d915352b4cb/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a272bf0f73a58d72dfba23a9c902bbeb665b6b76cc21acf92951a09cb8e04c47 [2022-10-17 17:00:14,258 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:00:14,283 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:00:14,286 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:00:14,287 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:00:14,288 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:00:14,290 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3ff2f7-aee0-426f-ad88-9d915352b4cb/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem03_label30.c [2022-10-17 17:00:14,390 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3ff2f7-aee0-426f-ad88-9d915352b4cb/bin/ukojak-92XMlrwhuB/data/935380acc/5f7f6552a6134eb3a36a74fc55ce3ade/FLAG932c22810 [2022-10-17 17:00:15,089 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:00:15,090 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3ff2f7-aee0-426f-ad88-9d915352b4cb/sv-benchmarks/c/eca-rers2012/Problem03_label30.c [2022-10-17 17:00:15,114 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3ff2f7-aee0-426f-ad88-9d915352b4cb/bin/ukojak-92XMlrwhuB/data/935380acc/5f7f6552a6134eb3a36a74fc55ce3ade/FLAG932c22810 [2022-10-17 17:00:15,222 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3ff2f7-aee0-426f-ad88-9d915352b4cb/bin/ukojak-92XMlrwhuB/data/935380acc/5f7f6552a6134eb3a36a74fc55ce3ade [2022-10-17 17:00:15,224 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:00:15,226 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:00:15,227 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:00:15,227 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:00:15,231 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:00:15,231 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:00:15" (1/1) ... [2022-10-17 17:00:15,233 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36b10c43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:15, skipping insertion in model container [2022-10-17 17:00:15,233 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:00:15" (1/1) ... [2022-10-17 17:00:15,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:00:15,320 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:00:15,950 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3ff2f7-aee0-426f-ad88-9d915352b4cb/sv-benchmarks/c/eca-rers2012/Problem03_label30.c[57849,57862] [2022-10-17 17:00:15,995 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:00:16,006 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:00:16,278 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3ff2f7-aee0-426f-ad88-9d915352b4cb/sv-benchmarks/c/eca-rers2012/Problem03_label30.c[57849,57862] [2022-10-17 17:00:16,292 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:00:16,313 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:00:16,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:16 WrapperNode [2022-10-17 17:00:16,314 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:00:16,315 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:00:16,315 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:00:16,317 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:00:16,325 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:16" (1/1) ... [2022-10-17 17:00:16,376 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:16" (1/1) ... [2022-10-17 17:00:16,482 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1771 [2022-10-17 17:00:16,483 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:00:16,484 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:00:16,484 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:00:16,484 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:00:16,494 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:16" (1/1) ... [2022-10-17 17:00:16,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:16" (1/1) ... [2022-10-17 17:00:16,504 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:16" (1/1) ... [2022-10-17 17:00:16,504 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:16" (1/1) ... [2022-10-17 17:00:16,567 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:16" (1/1) ... [2022-10-17 17:00:16,593 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:16" (1/1) ... [2022-10-17 17:00:16,612 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:16" (1/1) ... [2022-10-17 17:00:16,622 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:16" (1/1) ... [2022-10-17 17:00:16,639 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:00:16,641 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:00:16,641 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:00:16,641 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:00:16,642 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:16" (1/1) ... [2022-10-17 17:00:16,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:00:16,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3ff2f7-aee0-426f-ad88-9d915352b4cb/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:00:16,671 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3ff2f7-aee0-426f-ad88-9d915352b4cb/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:00:16,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af3ff2f7-aee0-426f-ad88-9d915352b4cb/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:00:16,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:00:16,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:00:16,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:00:16,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:00:16,815 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:00:16,817 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:00:19,152 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:00:19,607 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:00:19,608 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 17:00:19,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:00:19 BoogieIcfgContainer [2022-10-17 17:00:19,612 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:00:19,614 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:00:19,614 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:00:19,625 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:00:19,626 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:00:19" (1/1) ... [2022-10-17 17:00:19,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:00:19,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:19,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 148 states and 288 transitions. [2022-10-17 17:00:19,748 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 288 transitions. [2022-10-17 17:00:19,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-10-17 17:00:19,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:19,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:20,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:20,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:22,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:22,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 289 states and 459 transitions. [2022-10-17 17:00:22,253 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 459 transitions. [2022-10-17 17:00:22,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-10-17 17:00:22,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:22,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:22,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:22,935 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:24,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:24,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 437 states and 642 transitions. [2022-10-17 17:00:24,496 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 642 transitions. [2022-10-17 17:00:24,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-10-17 17:00:24,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:24,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:24,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:24,735 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:24,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:24,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 444 states and 652 transitions. [2022-10-17 17:00:24,912 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 652 transitions. [2022-10-17 17:00:24,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-10-17 17:00:24,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:24,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:24,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:25,333 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:25,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:25,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 455 states and 682 transitions. [2022-10-17 17:00:25,915 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 682 transitions. [2022-10-17 17:00:25,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-10-17 17:00:25,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:25,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:26,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:26,244 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:00:27,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:27,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 597 states and 866 transitions. [2022-10-17 17:00:27,394 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 866 transitions. [2022-10-17 17:00:27,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2022-10-17 17:00:27,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:27,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:27,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:27,813 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:00:28,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:28,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 610 states and 885 transitions. [2022-10-17 17:00:28,252 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 885 transitions. [2022-10-17 17:00:28,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2022-10-17 17:00:28,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:28,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:28,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:28,518 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-10-17 17:00:29,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:29,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 616 states and 900 transitions. [2022-10-17 17:00:29,036 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 900 transitions. [2022-10-17 17:00:29,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-10-17 17:00:29,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:29,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:29,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:29,291 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-10-17 17:00:29,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:29,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 628 states and 925 transitions. [2022-10-17 17:00:29,925 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 925 transitions. [2022-10-17 17:00:29,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-10-17 17:00:29,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:29,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:29,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:30,273 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 58 proven. 6 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-10-17 17:00:30,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:30,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 636 states and 935 transitions. [2022-10-17 17:00:30,576 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 935 transitions. [2022-10-17 17:00:30,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-10-17 17:00:30,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:30,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:30,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:30,987 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:31,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:31,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 659 states and 962 transitions. [2022-10-17 17:00:31,180 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 962 transitions. [2022-10-17 17:00:31,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-10-17 17:00:31,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:31,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:31,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:31,547 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 59 proven. 6 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-10-17 17:00:31,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:31,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 660 states and 963 transitions. [2022-10-17 17:00:31,603 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 963 transitions. [2022-10-17 17:00:31,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2022-10-17 17:00:31,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:31,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:31,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:31,971 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 60 proven. 6 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-10-17 17:00:32,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:32,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 661 states and 964 transitions. [2022-10-17 17:00:32,028 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 964 transitions. [2022-10-17 17:00:32,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-10-17 17:00:32,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:32,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:32,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:32,223 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-10-17 17:00:32,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:32,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 672 states and 976 transitions. [2022-10-17 17:00:32,417 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 976 transitions. [2022-10-17 17:00:32,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-10-17 17:00:32,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:32,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:32,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:33,016 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-10-17 17:00:33,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:33,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 701 states and 1014 transitions. [2022-10-17 17:00:33,489 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 1014 transitions. [2022-10-17 17:00:33,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2022-10-17 17:00:33,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:33,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:33,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:33,970 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:00:34,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:34,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 722 states and 1036 transitions. [2022-10-17 17:00:34,124 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1036 transitions. [2022-10-17 17:00:34,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2022-10-17 17:00:34,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:34,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:34,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:34,430 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 17:00:34,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:34,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 728 states and 1043 transitions. [2022-10-17 17:00:34,677 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1043 transitions. [2022-10-17 17:00:34,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2022-10-17 17:00:34,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:34,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:34,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:35,269 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 56 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 17:00:35,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:35,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 759 states and 1098 transitions. [2022-10-17 17:00:35,966 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1098 transitions. [2022-10-17 17:00:35,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2022-10-17 17:00:35,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:35,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:36,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:36,197 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-10-17 17:00:37,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:37,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 791 states and 1174 transitions. [2022-10-17 17:00:37,468 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1174 transitions. [2022-10-17 17:00:37,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2022-10-17 17:00:37,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:37,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:37,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:38,039 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 56 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 17:00:39,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:39,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 821 states and 1218 transitions. [2022-10-17 17:00:39,083 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1218 transitions. [2022-10-17 17:00:39,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2022-10-17 17:00:39,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:39,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:39,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:39,480 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 56 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 17:00:39,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:39,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 827 states and 1226 transitions. [2022-10-17 17:00:39,729 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1226 transitions. [2022-10-17 17:00:39,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-10-17 17:00:39,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:39,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:39,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:40,115 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:00:40,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:40,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 830 states and 1229 transitions. [2022-10-17 17:00:40,204 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1229 transitions. [2022-10-17 17:00:40,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2022-10-17 17:00:40,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:40,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:40,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:40,581 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:41,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:41,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 883 states and 1301 transitions. [2022-10-17 17:00:41,691 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1301 transitions. [2022-10-17 17:00:41,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2022-10-17 17:00:41,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:41,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:41,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:42,016 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 76 proven. 6 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-10-17 17:00:42,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:42,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 895 states and 1316 transitions. [2022-10-17 17:00:42,624 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1316 transitions. [2022-10-17 17:00:42,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2022-10-17 17:00:42,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:42,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms