./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label20.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_9db9749a-9579-4228-b630-66b07ee6ca00/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db9749a-9579-4228-b630-66b07ee6ca00/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_9db9749a-9579-4228-b630-66b07ee6ca00/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db9749a-9579-4228-b630-66b07ee6ca00/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db9749a-9579-4228-b630-66b07ee6ca00/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_9db9749a-9579-4228-b630-66b07ee6ca00/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 1405ce2683e9fc1142823331bc73f3fedb50a2caefebf44893a593622c3225ed --- 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 16:56:29,455 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:56:29,458 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:56:29,499 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:56:29,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:56:29,512 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:56:29,514 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:56:29,518 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:56:29,521 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:56:29,528 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:56:29,529 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:56:29,534 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:56:29,535 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:56:29,537 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:56:29,539 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:56:29,541 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:56:29,543 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:56:29,544 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:56:29,546 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:56:29,549 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:56:29,551 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:56:29,552 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:56:29,553 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:56:29,554 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:56:29,560 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:56:29,560 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:56:29,561 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:56:29,562 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:56:29,563 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:56:29,564 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:56:29,564 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:56:29,565 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:56:29,566 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:56:29,566 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:56:29,567 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:56:29,568 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:56:29,568 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:56:29,569 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:56:29,569 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:56:29,570 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:56:29,571 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:56:29,571 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db9749a-9579-4228-b630-66b07ee6ca00/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:56:29,603 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:56:29,604 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:56:29,604 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:56:29,605 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:56:29,605 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:56:29,605 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:56:29,606 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:56:29,606 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:56:29,606 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:56:29,606 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:56:29,607 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:56:29,607 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:56:29,607 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:56:29,607 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:56:29,613 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:56:29,613 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:56:29,614 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:56:29,614 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:56:29,614 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:56:29,614 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:56:29,615 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:56:29,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:56:29,615 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:56:29,615 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:56:29,616 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:56:29,616 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:56:29,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:56:29,616 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:56:29,617 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_9db9749a-9579-4228-b630-66b07ee6ca00/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db9749a-9579-4228-b630-66b07ee6ca00/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1405ce2683e9fc1142823331bc73f3fedb50a2caefebf44893a593622c3225ed [2022-10-17 16:56:29,895 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:56:29,917 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:56:29,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:56:29,921 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:56:29,922 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:56:29,923 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db9749a-9579-4228-b630-66b07ee6ca00/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem03_label20.c [2022-10-17 16:56:29,998 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db9749a-9579-4228-b630-66b07ee6ca00/bin/ukojak-92XMlrwhuB/data/2439e1178/6346434354c1411e9a3c928e8838ec2f/FLAG9e8b5dd9f [2022-10-17 16:56:30,789 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:56:30,790 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db9749a-9579-4228-b630-66b07ee6ca00/sv-benchmarks/c/eca-rers2012/Problem03_label20.c [2022-10-17 16:56:30,805 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db9749a-9579-4228-b630-66b07ee6ca00/bin/ukojak-92XMlrwhuB/data/2439e1178/6346434354c1411e9a3c928e8838ec2f/FLAG9e8b5dd9f [2022-10-17 16:56:30,895 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db9749a-9579-4228-b630-66b07ee6ca00/bin/ukojak-92XMlrwhuB/data/2439e1178/6346434354c1411e9a3c928e8838ec2f [2022-10-17 16:56:30,898 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:56:30,900 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:56:30,903 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:56:30,904 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:56:30,907 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:56:30,908 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:56:30" (1/1) ... [2022-10-17 16:56:30,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f521097 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:30, skipping insertion in model container [2022-10-17 16:56:30,911 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:56:30" (1/1) ... [2022-10-17 16:56:30,919 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:56:31,001 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:56:31,647 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_9db9749a-9579-4228-b630-66b07ee6ca00/sv-benchmarks/c/eca-rers2012/Problem03_label20.c[60555,60568] [2022-10-17 16:56:31,668 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:56:31,677 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:56:31,939 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_9db9749a-9579-4228-b630-66b07ee6ca00/sv-benchmarks/c/eca-rers2012/Problem03_label20.c[60555,60568] [2022-10-17 16:56:31,948 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:56:31,967 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:56:31,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:31 WrapperNode [2022-10-17 16:56:31,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:56:31,969 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:56:31,969 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:56:31,970 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:56:31,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:31" (1/1) ... [2022-10-17 16:56:32,024 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:31" (1/1) ... [2022-10-17 16:56:32,134 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1771 [2022-10-17 16:56:32,135 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:56:32,136 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:56:32,136 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:56:32,136 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:56:32,146 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:31" (1/1) ... [2022-10-17 16:56:32,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:31" (1/1) ... [2022-10-17 16:56:32,176 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:31" (1/1) ... [2022-10-17 16:56:32,181 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:31" (1/1) ... [2022-10-17 16:56:32,247 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:31" (1/1) ... [2022-10-17 16:56:32,272 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:31" (1/1) ... [2022-10-17 16:56:32,281 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:31" (1/1) ... [2022-10-17 16:56:32,291 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:31" (1/1) ... [2022-10-17 16:56:32,300 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:56:32,302 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:56:32,303 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:56:32,303 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:56:32,304 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:31" (1/1) ... [2022-10-17 16:56:32,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:56:32,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db9749a-9579-4228-b630-66b07ee6ca00/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:56:32,341 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db9749a-9579-4228-b630-66b07ee6ca00/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:56:32,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db9749a-9579-4228-b630-66b07ee6ca00/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:56:32,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:56:32,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:56:32,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:56:32,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:56:32,504 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:56:32,506 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:56:34,636 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:56:35,052 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:56:35,053 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:56:35,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:56:35 BoogieIcfgContainer [2022-10-17 16:56:35,057 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:56:35,060 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:56:35,060 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:56:35,070 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:56:35,071 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:56:35" (1/1) ... [2022-10-17 16:56:35,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:56:35,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:35,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 148 states and 288 transitions. [2022-10-17 16:56:35,190 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 288 transitions. [2022-10-17 16:56:35,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-10-17 16:56:35,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:35,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:35,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:36,510 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 16:56:37,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:37,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 289 states and 515 transitions. [2022-10-17 16:56:37,737 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 515 transitions. [2022-10-17 16:56:37,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-10-17 16:56:37,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:37,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:37,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:38,241 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 16:56:38,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:38,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 292 states and 520 transitions. [2022-10-17 16:56:38,328 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 520 transitions. [2022-10-17 16:56:38,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-17 16:56:38,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:38,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:38,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:38,607 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 16:56:38,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:38,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 296 states and 527 transitions. [2022-10-17 16:56:38,757 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 527 transitions. [2022-10-17 16:56:38,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-10-17 16:56:38,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:38,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:38,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:39,209 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:41,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:41,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 444 states and 720 transitions. [2022-10-17 16:56:41,088 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 720 transitions. [2022-10-17 16:56:41,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-10-17 16:56:41,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:41,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:41,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:41,291 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 16:56:41,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:41,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 451 states and 732 transitions. [2022-10-17 16:56:41,689 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 732 transitions. [2022-10-17 16:56:41,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-10-17 16:56:41,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:41,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:41,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:42,011 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:42,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:42,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 454 states and 736 transitions. [2022-10-17 16:56:42,137 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 736 transitions. [2022-10-17 16:56:42,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-10-17 16:56:42,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:42,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:42,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:42,423 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 16:56:43,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:43,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 464 states and 752 transitions. [2022-10-17 16:56:43,007 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 752 transitions. [2022-10-17 16:56:43,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-10-17 16:56:43,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:43,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:43,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:43,324 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 16:56:43,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:43,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 468 states and 760 transitions. [2022-10-17 16:56:43,570 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 760 transitions. [2022-10-17 16:56:43,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-10-17 16:56:43,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:43,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:43,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:44,323 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 16:56:46,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:46,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 483 states and 854 transitions. [2022-10-17 16:56:46,609 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 854 transitions. [2022-10-17 16:56:46,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-10-17 16:56:46,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:46,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:46,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:46,876 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 16:56:48,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:48,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 500 states and 886 transitions. [2022-10-17 16:56:48,042 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 886 transitions. [2022-10-17 16:56:48,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-10-17 16:56:48,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:48,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:48,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:48,390 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:56:48,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:48,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 503 states and 891 transitions. [2022-10-17 16:56:48,723 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 891 transitions. [2022-10-17 16:56:48,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-10-17 16:56:48,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:48,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:48,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:49,071 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:56:49,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:49,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 507 states and 902 transitions. [2022-10-17 16:56:49,495 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 902 transitions. [2022-10-17 16:56:49,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-10-17 16:56:49,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:49,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:49,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:49,797 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:56:50,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:50,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 510 states and 906 transitions. [2022-10-17 16:56:50,024 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 906 transitions. [2022-10-17 16:56:50,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-10-17 16:56:50,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:50,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:50,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:50,286 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:50,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:50,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 515 states and 913 transitions. [2022-10-17 16:56:50,369 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 913 transitions. [2022-10-17 16:56:50,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2022-10-17 16:56:50,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:50,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:50,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:50,596 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:50,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:50,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 528 states and 929 transitions. [2022-10-17 16:56:50,812 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 929 transitions. [2022-10-17 16:56:50,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-10-17 16:56:50,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:50,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:50,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:51,023 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 16:56:52,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:52,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 546 states and 985 transitions. [2022-10-17 16:56:52,730 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 985 transitions. [2022-10-17 16:56:52,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-10-17 16:56:52,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:52,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:52,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:52,883 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 16:56:54,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:54,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 556 states and 1003 transitions. [2022-10-17 16:56:54,035 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 1003 transitions. [2022-10-17 16:56:54,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-10-17 16:56:54,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:54,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:54,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:54,229 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 16:56:54,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:54,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 563 states and 1017 transitions. [2022-10-17 16:56:54,998 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1017 transitions. [2022-10-17 16:56:55,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-10-17 16:56:55,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:55,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:55,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:55,165 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 16:56:55,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:55,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 567 states and 1026 transitions. [2022-10-17 16:56:55,660 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1026 transitions. [2022-10-17 16:56:55,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-10-17 16:56:55,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:55,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:55,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:55,834 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 16:56:56,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:56,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 570 states and 1032 transitions. [2022-10-17 16:56:56,276 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 1032 transitions. [2022-10-17 16:56:56,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-10-17 16:56:56,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:56,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:56,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:56,426 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 16:56:56,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:56,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 573 states and 1037 transitions. [2022-10-17 16:56:56,859 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1037 transitions. [2022-10-17 16:56:56,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-10-17 16:56:56,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:56,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:56,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:57,037 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.