./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label02.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_eaadc727-ad63-485b-9db9-285cf22d48cd/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaadc727-ad63-485b-9db9-285cf22d48cd/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_eaadc727-ad63-485b-9db9-285cf22d48cd/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaadc727-ad63-485b-9db9-285cf22d48cd/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label02.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaadc727-ad63-485b-9db9-285cf22d48cd/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_eaadc727-ad63-485b-9db9-285cf22d48cd/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 940f009ebef4e6f688860c69fe317a06471b0d96e24220f1e9007ff15bc7124f --- 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 16:50:54,294 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:50:54,297 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:50:54,362 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:50:54,362 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:50:54,368 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:50:54,370 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:50:54,378 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:50:54,380 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:50:54,388 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:50:54,393 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:50:54,396 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:50:54,397 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:50:54,400 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:50:54,403 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:50:54,405 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:50:54,407 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:50:54,408 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:50:54,410 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:50:54,420 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:50:54,421 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:50:54,423 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:50:54,427 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:50:54,428 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:50:54,433 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:50:54,434 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:50:54,434 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:50:54,436 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:50:54,437 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:50:54,438 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:50:54,439 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:50:54,440 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:50:54,442 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:50:54,443 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:50:54,446 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:50:54,446 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:50:54,447 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:50:54,447 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:50:54,448 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:50:54,449 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:50:54,449 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:50:54,450 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaadc727-ad63-485b-9db9-285cf22d48cd/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:50:54,493 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:50:54,493 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:50:54,495 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:50:54,495 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:50:54,496 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:50:54,496 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:50:54,497 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:50:54,497 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:50:54,497 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:50:54,497 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:50:54,498 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:50:54,499 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:50:54,499 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:50:54,499 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:50:54,500 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:50:54,500 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:50:54,500 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:50:54,500 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:50:54,501 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:50:54,501 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:50:54,501 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:50:54,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:50:54,502 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:50:54,502 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:50:54,502 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:50:54,502 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:50:54,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:50:54,503 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:50:54,503 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_eaadc727-ad63-485b-9db9-285cf22d48cd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaadc727-ad63-485b-9db9-285cf22d48cd/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 940f009ebef4e6f688860c69fe317a06471b0d96e24220f1e9007ff15bc7124f [2022-10-17 16:50:54,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:50:54,768 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:50:54,771 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:50:54,772 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:50:54,773 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:50:54,774 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaadc727-ad63-485b-9db9-285cf22d48cd/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem03_label02.c [2022-10-17 16:50:54,848 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaadc727-ad63-485b-9db9-285cf22d48cd/bin/ukojak-92XMlrwhuB/data/b164010ee/22eb2f2194f7472f8f6838f3073498e1/FLAG8c48cbd6e [2022-10-17 16:50:55,560 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:50:55,561 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaadc727-ad63-485b-9db9-285cf22d48cd/sv-benchmarks/c/eca-rers2012/Problem03_label02.c [2022-10-17 16:50:55,577 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaadc727-ad63-485b-9db9-285cf22d48cd/bin/ukojak-92XMlrwhuB/data/b164010ee/22eb2f2194f7472f8f6838f3073498e1/FLAG8c48cbd6e [2022-10-17 16:50:55,725 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaadc727-ad63-485b-9db9-285cf22d48cd/bin/ukojak-92XMlrwhuB/data/b164010ee/22eb2f2194f7472f8f6838f3073498e1 [2022-10-17 16:50:55,728 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:50:55,729 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:50:55,731 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:50:55,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:50:55,750 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:50:55,751 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:50:55" (1/1) ... [2022-10-17 16:50:55,752 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cf77b5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:55, skipping insertion in model container [2022-10-17 16:50:55,752 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:50:55" (1/1) ... [2022-10-17 16:50:55,760 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:50:55,830 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:50:56,486 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_eaadc727-ad63-485b-9db9-285cf22d48cd/sv-benchmarks/c/eca-rers2012/Problem03_label02.c[61770,61783] [2022-10-17 16:50:56,506 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:50:56,517 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:50:56,815 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_eaadc727-ad63-485b-9db9-285cf22d48cd/sv-benchmarks/c/eca-rers2012/Problem03_label02.c[61770,61783] [2022-10-17 16:50:56,820 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:50:56,841 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:50:56,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:56 WrapperNode [2022-10-17 16:50:56,842 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:50:56,843 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:50:56,844 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:50:56,845 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:50:56,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:56" (1/1) ... [2022-10-17 16:50:56,892 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:56" (1/1) ... [2022-10-17 16:50:57,039 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1771 [2022-10-17 16:50:57,040 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:50:57,041 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:50:57,041 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:50:57,041 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:50:57,051 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:56" (1/1) ... [2022-10-17 16:50:57,051 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:56" (1/1) ... [2022-10-17 16:50:57,070 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:56" (1/1) ... [2022-10-17 16:50:57,070 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:56" (1/1) ... [2022-10-17 16:50:57,106 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:56" (1/1) ... [2022-10-17 16:50:57,157 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:56" (1/1) ... [2022-10-17 16:50:57,166 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:56" (1/1) ... [2022-10-17 16:50:57,174 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:56" (1/1) ... [2022-10-17 16:50:57,189 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:50:57,190 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:50:57,190 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:50:57,190 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:50:57,192 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:56" (1/1) ... [2022-10-17 16:50:57,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:50:57,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaadc727-ad63-485b-9db9-285cf22d48cd/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:50:57,229 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaadc727-ad63-485b-9db9-285cf22d48cd/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:50:57,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eaadc727-ad63-485b-9db9-285cf22d48cd/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:50:57,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:50:57,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:50:57,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:50:57,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:50:57,410 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:50:57,412 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:50:59,466 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:50:59,828 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:50:59,828 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:50:59,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:50:59 BoogieIcfgContainer [2022-10-17 16:50:59,832 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:50:59,833 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:50:59,833 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:50:59,844 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:50:59,845 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:50:59" (1/1) ... [2022-10-17 16:50:59,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:50:59,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:59,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 148 states and 288 transitions. [2022-10-17 16:50:59,924 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 288 transitions. [2022-10-17 16:50:59,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-10-17 16:50:59,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:59,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:00,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:00,902 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 16:51:02,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:02,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 289 states and 522 transitions. [2022-10-17 16:51:02,111 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 522 transitions. [2022-10-17 16:51:02,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-17 16:51:02,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:02,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:02,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:02,493 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:02,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:02,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 293 states and 528 transitions. [2022-10-17 16:51:02,599 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 528 transitions. [2022-10-17 16:51:02,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-10-17 16:51:02,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:02,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:02,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:02,919 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:03,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:03,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 298 states and 536 transitions. [2022-10-17 16:51:03,067 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 536 transitions. [2022-10-17 16:51:03,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-10-17 16:51:03,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:03,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:03,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:03,426 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:05,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:05,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 440 states and 727 transitions. [2022-10-17 16:51:05,141 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 727 transitions. [2022-10-17 16:51:05,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-10-17 16:51:05,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:05,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:05,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:05,359 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 16:51:05,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:05,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 447 states and 738 transitions. [2022-10-17 16:51:05,613 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 738 transitions. [2022-10-17 16:51:05,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-10-17 16:51:05,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:05,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:05,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:06,102 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 16:51:06,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:06,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 458 states and 772 transitions. [2022-10-17 16:51:06,859 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 772 transitions. [2022-10-17 16:51:06,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-10-17 16:51:06,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:06,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:06,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:07,239 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 16:51:07,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:07,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 462 states and 780 transitions. [2022-10-17 16:51:07,375 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 780 transitions. [2022-10-17 16:51:07,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-10-17 16:51:07,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:07,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:07,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:07,627 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:07,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:07,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 471 states and 794 transitions. [2022-10-17 16:51:07,980 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 794 transitions. [2022-10-17 16:51:07,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-10-17 16:51:07,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:07,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:08,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:08,742 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 16:51:11,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:11,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 626 states and 1013 transitions. [2022-10-17 16:51:11,421 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 1013 transitions. [2022-10-17 16:51:11,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-10-17 16:51:11,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:11,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:11,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:11,678 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:11,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:11,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 627 states and 1014 transitions. [2022-10-17 16:51:11,795 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1014 transitions. [2022-10-17 16:51:11,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-10-17 16:51:11,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:11,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:11,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:12,011 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:51:12,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:12,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 633 states and 1032 transitions. [2022-10-17 16:51:12,620 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1032 transitions. [2022-10-17 16:51:12,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-10-17 16:51:12,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:12,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:12,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:12,822 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:51:13,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:13,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 638 states and 1040 transitions. [2022-10-17 16:51:13,145 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1040 transitions. [2022-10-17 16:51:13,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-10-17 16:51:13,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:13,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:13,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:13,355 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:13,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:13,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 651 states and 1058 transitions. [2022-10-17 16:51:13,592 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1058 transitions. [2022-10-17 16:51:13,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-10-17 16:51:13,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:13,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:13,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:13,920 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:14,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:14,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 660 states and 1071 transitions. [2022-10-17 16:51:14,431 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1071 transitions. [2022-10-17 16:51:14,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-10-17 16:51:14,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:14,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:14,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:14,804 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:15,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:15,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 663 states and 1074 transitions. [2022-10-17 16:51:15,162 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1074 transitions. [2022-10-17 16:51:15,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-10-17 16:51:15,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:15,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:15,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:15,531 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:15,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:15,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 665 states and 1076 transitions. [2022-10-17 16:51:15,949 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1076 transitions. [2022-10-17 16:51:15,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-10-17 16:51:15,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:15,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:16,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:16,239 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:16,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:16,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 668 states and 1079 transitions. [2022-10-17 16:51:16,618 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1079 transitions. [2022-10-17 16:51:16,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-10-17 16:51:16,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:16,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:16,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:16,923 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:17,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:17,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 677 states and 1089 transitions. [2022-10-17 16:51:17,115 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1089 transitions. [2022-10-17 16:51:17,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-10-17 16:51:17,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:17,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:17,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:17,370 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:17,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:17,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 678 states and 1090 transitions. [2022-10-17 16:51:17,498 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1090 transitions. [2022-10-17 16:51:17,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-10-17 16:51:17,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:17,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:17,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:17,758 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:17,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:17,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 679 states and 1092 transitions. [2022-10-17 16:51:17,857 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1092 transitions. [2022-10-17 16:51:17,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-10-17 16:51:17,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:17,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:17,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:18,194 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 33 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:51:18,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:18,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 686 states and 1104 transitions. [2022-10-17 16:51:18,876 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1104 transitions. [2022-10-17 16:51:18,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-10-17 16:51:18,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:18,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:18,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:19,117 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 33 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:51:19,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:19,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 690 states and 1109 transitions. [2022-10-17 16:51:19,368 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1109 transitions. [2022-10-17 16:51:19,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-10-17 16:51:19,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:19,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:19,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:19,599 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:51:19,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:19,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 692 states and 1111 transitions. [2022-10-17 16:51:19,805 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1111 transitions. [2022-10-17 16:51:19,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-10-17 16:51:19,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:19,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:19,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:20,000 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:51:20,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:20,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 706 states and 1127 transitions. [2022-10-17 16:51:20,229 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1127 transitions. [2022-10-17 16:51:20,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-10-17 16:51:20,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:20,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:20,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:20,392 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:51:20,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:20,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 715 states and 1136 transitions. [2022-10-17 16:51:20,622 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1136 transitions. [2022-10-17 16:51:20,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-10-17 16:51:20,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:20,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:20,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:20,795 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:51:20,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:20,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 719 states and 1141 transitions. [2022-10-17 16:51:20,901 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1141 transitions. [2022-10-17 16:51:20,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2022-10-17 16:51:20,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:20,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:20,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:21,417 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 16:51:22,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:22,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 743 states and 1171 transitions. [2022-10-17 16:51:22,365 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1171 transitions. [2022-10-17 16:51:22,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-10-17 16:51:22,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:22,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:22,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:22,612 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.