./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/dll2n_prepend_equal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d553278-8776-449e-a929-129337c27c08/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d553278-8776-449e-a929-129337c27c08/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d553278-8776-449e-a929-129337c27c08/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d553278-8776-449e-a929-129337c27c08/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/dll2n_prepend_equal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d553278-8776-449e-a929-129337c27c08/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d553278-8776-449e-a929-129337c27c08/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 46bbe683d8965e9a855fbd780578b958a816bbdd25bc1fa0d6151e1b826f8669 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 23:53:57,428 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:53:57,430 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:53:57,449 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:53:57,449 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:53:57,450 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:53:57,451 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:53:57,453 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:53:57,454 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:53:57,455 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:53:57,456 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:53:57,457 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:53:57,457 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:53:57,458 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:53:57,459 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:53:57,460 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:53:57,461 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:53:57,462 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:53:57,463 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:53:57,465 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:53:57,466 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:53:57,467 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:53:57,468 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:53:57,469 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:53:57,473 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:53:57,473 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:53:57,473 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:53:57,474 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:53:57,474 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:53:57,475 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:53:57,476 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:53:57,476 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:53:57,477 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:53:57,478 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:53:57,479 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:53:57,479 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:53:57,480 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:53:57,480 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:53:57,480 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:53:57,481 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:53:57,481 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:53:57,482 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d553278-8776-449e-a929-129337c27c08/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-14 23:53:57,500 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:53:57,501 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:53:57,502 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:53:57,502 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:53:57,502 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:53:57,503 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:53:57,503 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:53:57,503 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:53:57,503 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:53:57,503 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:53:57,503 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 23:53:57,503 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 23:53:57,503 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 23:53:57,504 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:53:57,504 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:53:57,504 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:53:57,504 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:53:57,504 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:53:57,504 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:53:57,504 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:53:57,505 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:53:57,505 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:53:57,505 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:53:57,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:53:57,505 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_9d553278-8776-449e-a929-129337c27c08/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d553278-8776-449e-a929-129337c27c08/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 46bbe683d8965e9a855fbd780578b958a816bbdd25bc1fa0d6151e1b826f8669 [2022-12-14 23:53:57,687 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:53:57,705 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:53:57,707 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:53:57,707 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:53:57,708 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:53:57,709 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d553278-8776-449e-a929-129337c27c08/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/list-simple/dll2n_prepend_equal.i [2022-12-14 23:54:00,318 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:54:00,504 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:54:00,505 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d553278-8776-449e-a929-129337c27c08/sv-benchmarks/c/list-simple/dll2n_prepend_equal.i [2022-12-14 23:54:00,514 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d553278-8776-449e-a929-129337c27c08/bin/ukojak-rkRKPMF4O4/data/4c8f824fc/ccbd78924d7d455393e26adb27b46bc3/FLAGf61fddddb [2022-12-14 23:54:00,526 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d553278-8776-449e-a929-129337c27c08/bin/ukojak-rkRKPMF4O4/data/4c8f824fc/ccbd78924d7d455393e26adb27b46bc3 [2022-12-14 23:54:00,528 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:54:00,529 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:54:00,530 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:54:00,530 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:54:00,532 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:54:00,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:54:00" (1/1) ... [2022-12-14 23:54:00,533 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75878360 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:00, skipping insertion in model container [2022-12-14 23:54:00,534 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:54:00" (1/1) ... [2022-12-14 23:54:00,539 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:54:00,567 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:54:00,778 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d553278-8776-449e-a929-129337c27c08/sv-benchmarks/c/list-simple/dll2n_prepend_equal.i[24361,24374] [2022-12-14 23:54:00,780 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:54:00,787 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:54:00,812 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d553278-8776-449e-a929-129337c27c08/sv-benchmarks/c/list-simple/dll2n_prepend_equal.i[24361,24374] [2022-12-14 23:54:00,812 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:54:00,828 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:54:00,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:00 WrapperNode [2022-12-14 23:54:00,828 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:54:00,829 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:54:00,829 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:54:00,829 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:54:00,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:00" (1/1) ... [2022-12-14 23:54:00,843 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:00" (1/1) ... [2022-12-14 23:54:00,858 INFO L138 Inliner]: procedures = 127, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 123 [2022-12-14 23:54:00,858 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:54:00,859 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:54:00,859 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:54:00,859 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:54:00,866 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:00" (1/1) ... [2022-12-14 23:54:00,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:00" (1/1) ... [2022-12-14 23:54:00,868 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:00" (1/1) ... [2022-12-14 23:54:00,868 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:00" (1/1) ... [2022-12-14 23:54:00,873 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:00" (1/1) ... [2022-12-14 23:54:00,875 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:00" (1/1) ... [2022-12-14 23:54:00,876 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:00" (1/1) ... [2022-12-14 23:54:00,877 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:00" (1/1) ... [2022-12-14 23:54:00,879 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:54:00,880 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:54:00,880 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:54:00,880 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:54:00,881 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:00" (1/1) ... [2022-12-14 23:54:00,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:54:00,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d553278-8776-449e-a929-129337c27c08/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:54:00,902 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d553278-8776-449e-a929-129337c27c08/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:54:00,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d553278-8776-449e-a929-129337c27c08/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:54:00,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 23:54:00,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 23:54:00,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 23:54:00,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:54:00,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:54:00,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 23:54:00,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 23:54:00,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:54:00,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 23:54:00,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:54:00,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:54:00,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:54:01,039 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:54:01,041 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:54:01,306 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:54:01,340 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:54:01,340 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 23:54:01,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:54:01 BoogieIcfgContainer [2022-12-14 23:54:01,342 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:54:01,343 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:54:01,343 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:54:01,357 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:54:01,357 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:54:01" (1/1) ... [2022-12-14 23:54:01,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:54:01,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:01,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 78 states and 86 transitions. [2022-12-14 23:54:01,417 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 86 transitions. [2022-12-14 23:54:01,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 23:54:01,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:01,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:01,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:01,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:54:01,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:01,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 77 states and 85 transitions. [2022-12-14 23:54:01,620 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 85 transitions. [2022-12-14 23:54:01,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 23:54:01,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:01,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:01,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:01,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:54:01,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:01,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 76 states and 84 transitions. [2022-12-14 23:54:01,756 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 84 transitions. [2022-12-14 23:54:01,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 23:54:01,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:01,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:01,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:01,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:54:01,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:01,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 77 states and 86 transitions. [2022-12-14 23:54:01,838 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 86 transitions. [2022-12-14 23:54:01,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 23:54:01,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:01,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:01,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:01,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:54:01,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:01,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 76 states and 85 transitions. [2022-12-14 23:54:01,881 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 85 transitions. [2022-12-14 23:54:01,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 23:54:01,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:01,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:01,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:01,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:54:01,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:01,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 75 states and 84 transitions. [2022-12-14 23:54:01,962 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 84 transitions. [2022-12-14 23:54:01,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 23:54:01,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:01,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:01,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:01,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:54:02,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:02,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 74 states and 83 transitions. [2022-12-14 23:54:02,005 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 83 transitions. [2022-12-14 23:54:02,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 23:54:02,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:02,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:02,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:02,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:54:02,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:02,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 73 states and 82 transitions. [2022-12-14 23:54:02,149 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 82 transitions. [2022-12-14 23:54:02,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 23:54:02,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:02,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:02,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:02,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:54:02,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:02,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 79 states and 90 transitions. [2022-12-14 23:54:02,435 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 90 transitions. [2022-12-14 23:54:02,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 23:54:02,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:02,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:02,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:02,495 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:54:02,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:02,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 86 states and 99 transitions. [2022-12-14 23:54:02,769 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 99 transitions. [2022-12-14 23:54:02,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 23:54:02,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:02,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:02,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:02,947 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:54:03,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:03,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 94 states and 113 transitions. [2022-12-14 23:54:03,591 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 113 transitions. [2022-12-14 23:54:03,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 23:54:03,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:03,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:03,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:03,764 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:54:04,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:04,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 102 states and 130 transitions. [2022-12-14 23:54:04,632 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 130 transitions. [2022-12-14 23:54:04,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 23:54:04,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:04,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:04,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:04,727 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:54:05,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:05,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 104 states and 133 transitions. [2022-12-14 23:54:05,173 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 133 transitions. [2022-12-14 23:54:05,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 23:54:05,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:05,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:05,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:05,271 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:54:05,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:05,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 103 states and 132 transitions. [2022-12-14 23:54:05,321 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 132 transitions. [2022-12-14 23:54:05,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 23:54:05,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:05,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:05,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:05,420 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:54:05,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:05,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 102 states and 131 transitions. [2022-12-14 23:54:05,630 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 131 transitions. [2022-12-14 23:54:05,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 23:54:05,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:05,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:05,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:05,665 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:54:05,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:05,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 101 states and 130 transitions. [2022-12-14 23:54:05,681 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 130 transitions. [2022-12-14 23:54:05,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 23:54:05,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:05,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:05,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:05,758 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:54:05,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:05,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 100 states and 129 transitions. [2022-12-14 23:54:05,775 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 129 transitions. [2022-12-14 23:54:05,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 23:54:05,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:05,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:05,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:05,803 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:54:05,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:05,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 99 states and 128 transitions. [2022-12-14 23:54:05,819 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 128 transitions. [2022-12-14 23:54:05,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 23:54:05,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:05,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:05,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:05,961 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:54:06,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:06,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 98 states and 127 transitions. [2022-12-14 23:54:06,180 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 127 transitions. [2022-12-14 23:54:06,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 23:54:06,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:06,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:06,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:06,648 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:54:09,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:09,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 119 states and 174 transitions. [2022-12-14 23:54:09,190 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 174 transitions. [2022-12-14 23:54:09,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 23:54:09,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:09,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:09,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:09,868 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:54:14,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:14,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 140 states and 221 transitions. [2022-12-14 23:54:14,470 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 221 transitions. [2022-12-14 23:54:14,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 23:54:14,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:14,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:14,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:14,615 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:54:16,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:16,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 147 states and 231 transitions. [2022-12-14 23:54:16,246 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 231 transitions. [2022-12-14 23:54:16,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 23:54:16,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:16,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:16,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:16,318 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:54:16,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:16,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 70 states and 76 transitions. [2022-12-14 23:54:16,667 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 76 transitions. [2022-12-14 23:54:16,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 23:54:16,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:16,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:16,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:16,810 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:54:17,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:17,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 69 states and 75 transitions. [2022-12-14 23:54:17,240 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 75 transitions. [2022-12-14 23:54:17,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 23:54:17,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:17,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:17,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:17,475 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:54:18,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:18,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 68 states and 74 transitions. [2022-12-14 23:54:18,539 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 74 transitions. [2022-12-14 23:54:18,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 23:54:18,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:18,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:18,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:18,574 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:54:18,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:18,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 67 states and 73 transitions. [2022-12-14 23:54:18,899 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 73 transitions. [2022-12-14 23:54:18,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 23:54:18,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:18,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:18,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:19,157 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:54:19,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:19,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 66 states and 72 transitions. [2022-12-14 23:54:19,450 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 72 transitions. [2022-12-14 23:54:19,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 23:54:19,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:19,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:19,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:19,474 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:54:19,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:19,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 67 states and 74 transitions. [2022-12-14 23:54:19,489 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 74 transitions. [2022-12-14 23:54:19,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 23:54:19,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:19,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:19,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:19,623 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:54:19,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:19,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 68 states and 76 transitions. [2022-12-14 23:54:19,646 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 76 transitions. [2022-12-14 23:54:19,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 23:54:19,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:19,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:19,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:19,673 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:54:19,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:19,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 67 states and 75 transitions. [2022-12-14 23:54:19,689 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 75 transitions. [2022-12-14 23:54:19,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 23:54:19,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:19,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:19,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:19,819 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:54:19,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:19,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 66 states and 74 transitions. [2022-12-14 23:54:19,832 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 74 transitions. [2022-12-14 23:54:19,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 23:54:19,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:19,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:19,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:20,043 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:54:21,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:21,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 68 states and 79 transitions. [2022-12-14 23:54:21,926 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 79 transitions. [2022-12-14 23:54:21,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 23:54:21,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:21,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:21,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:22,197 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:54:24,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:24,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 70 states and 84 transitions. [2022-12-14 23:54:24,357 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 84 transitions. [2022-12-14 23:54:24,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 23:54:24,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:24,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:24,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:25,227 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:54:30,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:30,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 69 states and 83 transitions. [2022-12-14 23:54:30,436 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 83 transitions. [2022-12-14 23:54:30,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 23:54:30,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:30,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:30,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:31,571 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:54:38,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:38,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 68 states and 82 transitions. [2022-12-14 23:54:38,204 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 82 transitions. [2022-12-14 23:54:38,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 23:54:38,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:38,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:38,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:38,232 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:54:38,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:38,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 66 states and 79 transitions. [2022-12-14 23:54:38,765 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 79 transitions. [2022-12-14 23:54:38,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 23:54:38,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:38,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:38,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:38,893 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:54:39,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:39,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 64 states and 74 transitions. [2022-12-14 23:54:39,468 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 74 transitions. [2022-12-14 23:54:39,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 23:54:39,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:39,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:39,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:40,090 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:54:41,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:41,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 68 states and 83 transitions. [2022-12-14 23:54:41,984 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 83 transitions. [2022-12-14 23:54:41,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 23:54:41,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:41,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:41,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:42,651 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:54:46,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:46,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 72 states and 92 transitions. [2022-12-14 23:54:46,553 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 92 transitions. [2022-12-14 23:54:46,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 23:54:46,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:46,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:46,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:46,597 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:54:47,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:47,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 69 states and 84 transitions. [2022-12-14 23:54:47,818 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 84 transitions. [2022-12-14 23:54:47,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 23:54:47,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:47,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:47,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:47,897 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:54:48,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:48,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 66 states and 78 transitions. [2022-12-14 23:54:48,930 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 78 transitions. [2022-12-14 23:54:48,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 23:54:48,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:48,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:48,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:49,663 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:54:54,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:54,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 68 states and 79 transitions. [2022-12-14 23:54:54,077 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 79 transitions. [2022-12-14 23:54:54,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 23:54:54,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:54,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:54,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:54,101 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:54:54,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:54,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 67 states and 78 transitions. [2022-12-14 23:54:54,114 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 78 transitions. [2022-12-14 23:54:54,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 23:54:54,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:54,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:54,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:54,830 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:54:56,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:56,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 68 states and 80 transitions. [2022-12-14 23:54:56,154 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 80 transitions. [2022-12-14 23:54:56,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 23:54:56,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:56,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:56,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:56,253 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:54:56,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:56,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 66 states and 77 transitions. [2022-12-14 23:54:56,913 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 77 transitions. [2022-12-14 23:54:56,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 23:54:56,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:56,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:56,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:57,069 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:54:57,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:57,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 64 states and 74 transitions. [2022-12-14 23:54:57,939 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 74 transitions. [2022-12-14 23:54:57,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 23:54:57,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:57,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:57,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:59,533 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:55:06,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:55:06,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 63 states and 71 transitions. [2022-12-14 23:55:06,814 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 71 transitions. [2022-12-14 23:55:06,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 23:55:06,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:55:06,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:55:06,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:55:06,906 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:55:07,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:55:07,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 61 states and 68 transitions. [2022-12-14 23:55:07,683 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 68 transitions. [2022-12-14 23:55:07,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 23:55:07,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:55:07,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:55:07,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:55:10,229 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 23:55:20,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:55:20,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 65 states and 74 transitions. [2022-12-14 23:55:20,909 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 74 transitions. [2022-12-14 23:55:20,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 23:55:20,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:55:20,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:55:20,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:55:24,201 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 23:55:37,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:55:37,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 69 states and 80 transitions. [2022-12-14 23:55:37,790 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 80 transitions. [2022-12-14 23:55:37,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 23:55:37,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:55:37,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:55:37,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:55:42,946 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:56:01,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:01,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 73 states and 86 transitions. [2022-12-14 23:56:01,345 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 86 transitions. [2022-12-14 23:56:01,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 23:56:01,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:01,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:01,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:05,494 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:56:19,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:19,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 77 states and 92 transitions. [2022-12-14 23:56:19,488 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 92 transitions. [2022-12-14 23:56:19,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 23:56:19,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:19,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:19,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:26,851 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:57:06,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:06,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 81 states and 98 transitions. [2022-12-14 23:57:06,939 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 98 transitions. [2022-12-14 23:57:06,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 23:57:06,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:06,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:06,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:19,052 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:58:01,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:58:01,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 85 states and 105 transitions. [2022-12-14 23:58:01,465 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 105 transitions. [2022-12-14 23:58:01,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 23:58:01,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:58:01,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:58:01,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:58:11,048 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:58:52,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:58:52,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 89 states and 111 transitions. [2022-12-14 23:58:52,865 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 111 transitions. [2022-12-14 23:58:52,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 23:58:52,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:58:52,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:58:52,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:59:02,590 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:59:48,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:59:48,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 93 states and 117 transitions. [2022-12-14 23:59:48,766 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 117 transitions. [2022-12-14 23:59:48,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 23:59:48,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:59:48,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:59:48,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:00:04,801 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:01:19,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:01:19,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 97 states and 123 transitions. [2022-12-15 00:01:19,392 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 123 transitions. [2022-12-15 00:01:19,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-15 00:01:19,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:01:19,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:01:19,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:01:43,698 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:03:45,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:03:45,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 110 states and 144 transitions. [2022-12-15 00:03:45,174 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 144 transitions. [2022-12-15 00:03:45,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-15 00:03:45,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:03:45,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:03:45,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:04:08,589 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:05:52,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:05:52,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 79 states and 82 transitions. [2022-12-15 00:05:52,913 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 82 transitions. [2022-12-15 00:05:52,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-15 00:05:52,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:05:52,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:05:52,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:05:56,097 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked.