./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label35.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_55fed7e2-a2a1-4dfc-99ab-39c765569d02/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fed7e2-a2a1-4dfc-99ab-39c765569d02/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_55fed7e2-a2a1-4dfc-99ab-39c765569d02/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fed7e2-a2a1-4dfc-99ab-39c765569d02/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label35.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fed7e2-a2a1-4dfc-99ab-39c765569d02/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_55fed7e2-a2a1-4dfc-99ab-39c765569d02/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 d3e3930727d0c60d79f1b553922b6ffa9dda0949b70cfe091b5b493dd5b1378e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:45:09,229 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:45:09,233 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:45:09,297 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:45:09,298 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:45:09,304 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:45:09,307 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:45:09,314 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:45:09,317 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:45:09,324 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:45:09,326 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:45:09,330 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:45:09,330 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:45:09,334 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:45:09,337 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:45:09,339 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:45:09,342 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:45:09,343 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:45:09,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:45:09,355 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:45:09,358 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:45:09,359 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:45:09,364 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:45:09,365 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:45:09,378 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:45:09,379 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:45:09,379 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:45:09,382 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:45:09,383 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:45:09,384 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:45:09,385 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:45:09,387 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:45:09,391 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:45:09,393 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:45:09,395 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:45:09,395 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:45:09,396 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:45:09,397 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:45:09,397 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:45:09,398 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:45:09,400 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:45:09,401 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fed7e2-a2a1-4dfc-99ab-39c765569d02/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:45:09,455 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:45:09,456 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:45:09,458 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:45:09,458 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:45:09,459 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:45:09,460 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:45:09,460 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:45:09,460 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:45:09,461 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:45:09,461 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:45:09,462 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:45:09,463 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:45:09,463 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:45:09,464 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:45:09,464 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:45:09,464 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:45:09,465 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:45:09,465 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:45:09,465 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:45:09,465 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:45:09,466 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:45:09,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:45:09,466 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:45:09,467 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:45:09,467 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:45:09,467 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:45:09,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:45:09,468 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:45:09,468 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_55fed7e2-a2a1-4dfc-99ab-39c765569d02/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fed7e2-a2a1-4dfc-99ab-39c765569d02/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d3e3930727d0c60d79f1b553922b6ffa9dda0949b70cfe091b5b493dd5b1378e [2022-10-17 16:45:09,803 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:45:09,838 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:45:09,843 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:45:09,845 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:45:09,846 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:45:09,849 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fed7e2-a2a1-4dfc-99ab-39c765569d02/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem02_label35.c [2022-10-17 16:45:09,946 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fed7e2-a2a1-4dfc-99ab-39c765569d02/bin/ukojak-92XMlrwhuB/data/b30ca2645/1f2782bc6e204391a3fc71c26ca33bed/FLAG0f713bac1 [2022-10-17 16:45:10,640 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:45:10,640 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fed7e2-a2a1-4dfc-99ab-39c765569d02/sv-benchmarks/c/eca-rers2012/Problem02_label35.c [2022-10-17 16:45:10,670 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fed7e2-a2a1-4dfc-99ab-39c765569d02/bin/ukojak-92XMlrwhuB/data/b30ca2645/1f2782bc6e204391a3fc71c26ca33bed/FLAG0f713bac1 [2022-10-17 16:45:10,813 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fed7e2-a2a1-4dfc-99ab-39c765569d02/bin/ukojak-92XMlrwhuB/data/b30ca2645/1f2782bc6e204391a3fc71c26ca33bed [2022-10-17 16:45:10,816 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:45:10,818 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:45:10,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:45:10,820 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:45:10,824 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:45:10,825 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:45:10" (1/1) ... [2022-10-17 16:45:10,827 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14f737f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:10, skipping insertion in model container [2022-10-17 16:45:10,827 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:45:10" (1/1) ... [2022-10-17 16:45:10,836 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:45:10,901 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:45:11,471 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_55fed7e2-a2a1-4dfc-99ab-39c765569d02/sv-benchmarks/c/eca-rers2012/Problem02_label35.c[16104,16117] [2022-10-17 16:45:11,539 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:45:11,552 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:45:11,658 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_55fed7e2-a2a1-4dfc-99ab-39c765569d02/sv-benchmarks/c/eca-rers2012/Problem02_label35.c[16104,16117] [2022-10-17 16:45:11,713 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:45:11,748 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:45:11,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:11 WrapperNode [2022-10-17 16:45:11,753 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:45:11,755 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:45:11,755 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:45:11,756 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:45:11,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:11" (1/1) ... [2022-10-17 16:45:11,806 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:11" (1/1) ... [2022-10-17 16:45:11,904 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 668 [2022-10-17 16:45:11,916 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:45:11,917 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:45:11,917 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:45:11,918 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:45:11,929 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:11" (1/1) ... [2022-10-17 16:45:11,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:11" (1/1) ... [2022-10-17 16:45:11,945 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:11" (1/1) ... [2022-10-17 16:45:11,952 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:11" (1/1) ... [2022-10-17 16:45:11,993 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:11" (1/1) ... [2022-10-17 16:45:12,023 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:11" (1/1) ... [2022-10-17 16:45:12,041 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:11" (1/1) ... [2022-10-17 16:45:12,047 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:11" (1/1) ... [2022-10-17 16:45:12,063 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:45:12,065 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:45:12,066 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:45:12,066 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:45:12,067 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:11" (1/1) ... [2022-10-17 16:45:12,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:45:12,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fed7e2-a2a1-4dfc-99ab-39c765569d02/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:45:12,102 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fed7e2-a2a1-4dfc-99ab-39c765569d02/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:45:12,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55fed7e2-a2a1-4dfc-99ab-39c765569d02/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:45:12,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:45:12,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:45:12,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:45:12,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:45:12,235 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:45:12,237 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:45:13,728 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:45:14,092 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:45:14,092 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:45:14,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:45:14 BoogieIcfgContainer [2022-10-17 16:45:14,096 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:45:14,098 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:45:14,098 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:45:14,112 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:45:14,112 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:45:14" (1/1) ... [2022-10-17 16:45:14,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:45:14,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:14,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2022-10-17 16:45:14,241 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2022-10-17 16:45:14,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 16:45:14,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:14,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:14,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:15,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:15,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:15,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 163 states and 240 transitions. [2022-10-17 16:45:15,796 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 240 transitions. [2022-10-17 16:45:15,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-10-17 16:45:15,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:15,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:15,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:16,163 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:16,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:16,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 166 states and 245 transitions. [2022-10-17 16:45:16,270 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 245 transitions. [2022-10-17 16:45:16,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-10-17 16:45:16,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:16,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:16,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:16,476 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:45:16,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:16,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 167 states and 246 transitions. [2022-10-17 16:45:16,698 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 246 transitions. [2022-10-17 16:45:16,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-10-17 16:45:16,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:16,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:16,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:16,829 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:17,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:17,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 177 states and 264 transitions. [2022-10-17 16:45:17,085 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 264 transitions. [2022-10-17 16:45:17,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-10-17 16:45:17,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:17,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:17,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:17,320 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:18,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:18,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 189 states and 283 transitions. [2022-10-17 16:45:18,012 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 283 transitions. [2022-10-17 16:45:18,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-10-17 16:45:18,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:18,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:18,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:18,238 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:18,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:18,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 192 states and 286 transitions. [2022-10-17 16:45:18,372 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 286 transitions. [2022-10-17 16:45:18,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-10-17 16:45:18,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:18,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:18,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:18,529 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:45:18,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:18,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 195 states and 290 transitions. [2022-10-17 16:45:18,744 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 290 transitions. [2022-10-17 16:45:18,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-10-17 16:45:18,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:18,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:18,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:18,880 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:19,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:19,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 208 states and 313 transitions. [2022-10-17 16:45:19,297 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 313 transitions. [2022-10-17 16:45:19,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-10-17 16:45:19,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:19,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:19,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:19,556 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:45:20,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:20,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 212 states and 321 transitions. [2022-10-17 16:45:20,054 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 321 transitions. [2022-10-17 16:45:20,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-10-17 16:45:20,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:20,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:20,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:20,212 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:45:20,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:20,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 221 states and 333 transitions. [2022-10-17 16:45:20,580 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 333 transitions. [2022-10-17 16:45:20,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-10-17 16:45:20,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:20,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:20,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:20,672 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:21,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:21,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 233 states and 348 transitions. [2022-10-17 16:45:21,038 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 348 transitions. [2022-10-17 16:45:21,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 16:45:21,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:21,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:21,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:21,196 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:45:21,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:21,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 236 states and 355 transitions. [2022-10-17 16:45:21,563 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 355 transitions. [2022-10-17 16:45:21,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 16:45:21,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:21,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:21,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:21,663 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:45:21,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:21,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 239 states and 359 transitions. [2022-10-17 16:45:21,874 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 359 transitions. [2022-10-17 16:45:21,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 16:45:21,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:21,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:21,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:22,016 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:22,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:22,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 252 states and 383 transitions. [2022-10-17 16:45:22,540 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 383 transitions. [2022-10-17 16:45:22,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 16:45:22,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:22,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:22,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:22,628 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:22,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:22,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 253 states and 383 transitions. [2022-10-17 16:45:22,744 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 383 transitions. [2022-10-17 16:45:22,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 16:45:22,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:22,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:22,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:22,841 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:23,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:23,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 260 states and 392 transitions. [2022-10-17 16:45:23,191 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 392 transitions. [2022-10-17 16:45:23,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 16:45:23,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:23,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:23,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:23,280 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:45:23,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:23,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 261 states and 392 transitions. [2022-10-17 16:45:23,434 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 392 transitions. [2022-10-17 16:45:23,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-10-17 16:45:23,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:23,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:23,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:23,671 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:45:24,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:24,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 265 states and 399 transitions. [2022-10-17 16:45:24,219 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 399 transitions. [2022-10-17 16:45:24,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-10-17 16:45:24,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:24,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:24,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:24,291 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:45:24,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:24,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 272 states and 411 transitions. [2022-10-17 16:45:24,910 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 411 transitions. [2022-10-17 16:45:24,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-10-17 16:45:24,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:24,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:24,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:24,988 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:45:25,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:25,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 278 states and 418 transitions. [2022-10-17 16:45:25,422 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 418 transitions. [2022-10-17 16:45:25,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-10-17 16:45:25,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:25,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:25,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:25,504 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:45:25,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:25,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 282 states and 423 transitions. [2022-10-17 16:45:25,914 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 423 transitions. [2022-10-17 16:45:25,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-10-17 16:45:25,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:25,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:25,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:26,013 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:26,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:26,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 301 states and 448 transitions. [2022-10-17 16:45:26,797 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 448 transitions. [2022-10-17 16:45:26,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-10-17 16:45:26,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:26,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:26,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:26,883 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:45:27,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:27,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 309 states and 457 transitions. [2022-10-17 16:45:27,154 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 457 transitions. [2022-10-17 16:45:27,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-10-17 16:45:27,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:27,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:27,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:27,222 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:45:27,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:27,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 310 states and 457 transitions. [2022-10-17 16:45:27,254 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 457 transitions. [2022-10-17 16:45:27,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-10-17 16:45:27,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:27,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:27,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:27,737 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 18 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:29,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:29,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 414 states and 574 transitions. [2022-10-17 16:45:29,554 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 574 transitions. [2022-10-17 16:45:29,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-10-17 16:45:29,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:29,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:29,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:29,780 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:45:30,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:30,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 420 states and 580 transitions. [2022-10-17 16:45:30,306 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 580 transitions. [2022-10-17 16:45:30,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-10-17 16:45:30,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:30,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:30,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:30,489 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:45:30,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:30,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 426 states and 586 transitions. [2022-10-17 16:45:30,931 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 586 transitions. [2022-10-17 16:45:30,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-17 16:45:30,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:30,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:30,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:31,021 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:32,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:32,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 445 states and 611 transitions. [2022-10-17 16:45:32,145 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 611 transitions. [2022-10-17 16:45:32,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-17 16:45:32,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:32,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:32,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:32,230 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:32,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:32,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 456 states and 623 transitions. [2022-10-17 16:45:32,820 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 623 transitions. [2022-10-17 16:45:32,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-17 16:45:32,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:32,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:32,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:32,924 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:33,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:33,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 460 states and 626 transitions. [2022-10-17 16:45:33,108 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 626 transitions. [2022-10-17 16:45:33,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-17 16:45:33,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:33,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:33,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:33,179 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:45:34,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:34,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 478 states and 651 transitions. [2022-10-17 16:45:34,190 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 651 transitions. [2022-10-17 16:45:34,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-17 16:45:34,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:34,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:34,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:34,277 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:45:34,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:34,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 485 states and 658 transitions. [2022-10-17 16:45:34,739 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 658 transitions. [2022-10-17 16:45:34,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-17 16:45:34,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:34,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:34,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:34,820 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:45:35,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:35,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 492 states and 666 transitions. [2022-10-17 16:45:35,083 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 666 transitions. [2022-10-17 16:45:35,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-17 16:45:35,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:35,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:35,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:35,187 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:35,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:35,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 497 states and 673 transitions. [2022-10-17 16:45:35,254 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 673 transitions. [2022-10-17 16:45:35,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-17 16:45:35,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:35,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:35,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:35,331 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:35,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:35,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 505 states and 683 transitions. [2022-10-17 16:45:35,873 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 683 transitions. [2022-10-17 16:45:35,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:45:35,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:35,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:35,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:36,014 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.