./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78d5f6f-8a4f-4209-a87f-bb7751904647/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78d5f6f-8a4f-4209-a87f-bb7751904647/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_b78d5f6f-8a4f-4209-a87f-bb7751904647/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78d5f6f-8a4f-4209-a87f-bb7751904647/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78d5f6f-8a4f-4209-a87f-bb7751904647/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_b78d5f6f-8a4f-4209-a87f-bb7751904647/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 5b4659b27a54f579598b48dab11e67b47aff28d030592fa757cae575afffc3b5 --- 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 18:54:50,787 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:54:50,789 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:54:50,807 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:54:50,808 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:54:50,809 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:54:50,810 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:54:50,811 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:54:50,813 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:54:50,813 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:54:50,814 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:54:50,815 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:54:50,816 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:54:50,817 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:54:50,818 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:54:50,819 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:54:50,819 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:54:50,820 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:54:50,822 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:54:50,823 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:54:50,825 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:54:50,826 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:54:50,827 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:54:50,828 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:54:50,831 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:54:50,831 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:54:50,831 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:54:50,832 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:54:50,833 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:54:50,833 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:54:50,834 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:54:50,834 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:54:50,835 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:54:50,835 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:54:50,836 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:54:50,836 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:54:50,837 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:54:50,837 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:54:50,837 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:54:50,838 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:54:50,839 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:54:50,839 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78d5f6f-8a4f-4209-a87f-bb7751904647/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-14 18:54:50,853 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:54:50,854 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:54:50,855 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:54:50,855 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:54:50,855 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:54:50,872 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 18:54:50,872 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 18:54:50,872 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 18:54:50,872 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 18:54:50,872 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:54:50,872 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 18:54:50,873 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 18:54:50,873 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 18:54:50,873 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:54:50,873 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 18:54:50,873 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:54:50,873 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:54:50,873 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:54:50,873 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:54:50,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:54:50,874 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:54:50,874 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:54:50,874 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 18:54:50,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 18:54:50,874 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_b78d5f6f-8a4f-4209-a87f-bb7751904647/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78d5f6f-8a4f-4209-a87f-bb7751904647/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b4659b27a54f579598b48dab11e67b47aff28d030592fa757cae575afffc3b5 [2022-12-14 18:54:51,065 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:54:51,080 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:54:51,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:54:51,083 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:54:51,083 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:54:51,084 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78d5f6f-8a4f-4209-a87f-bb7751904647/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-1.i [2022-12-14 18:54:53,575 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:54:53,756 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:54:53,757 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78d5f6f-8a4f-4209-a87f-bb7751904647/sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-1.i [2022-12-14 18:54:53,764 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78d5f6f-8a4f-4209-a87f-bb7751904647/bin/ukojak-rkRKPMF4O4/data/2b6ca9090/8576f3b93b284a79b7b36fb8c08a0653/FLAGe86371bfd [2022-12-14 18:54:54,148 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78d5f6f-8a4f-4209-a87f-bb7751904647/bin/ukojak-rkRKPMF4O4/data/2b6ca9090/8576f3b93b284a79b7b36fb8c08a0653 [2022-12-14 18:54:54,151 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:54:54,153 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:54:54,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:54:54,154 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:54:54,157 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:54:54,157 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:54:54" (1/1) ... [2022-12-14 18:54:54,158 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d03ec22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:54:54, skipping insertion in model container [2022-12-14 18:54:54,158 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:54:54" (1/1) ... [2022-12-14 18:54:54,164 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:54:54,185 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:54:54,364 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_b78d5f6f-8a4f-4209-a87f-bb7751904647/sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-1.i[24132,24145] [2022-12-14 18:54:54,366 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:54:54,373 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:54:54,397 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_b78d5f6f-8a4f-4209-a87f-bb7751904647/sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-1.i[24132,24145] [2022-12-14 18:54:54,398 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:54:54,415 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:54:54,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:54:54 WrapperNode [2022-12-14 18:54:54,415 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:54:54,416 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:54:54,416 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:54:54,417 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:54:54,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:54:54" (1/1) ... [2022-12-14 18:54:54,430 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:54:54" (1/1) ... [2022-12-14 18:54:54,444 INFO L138 Inliner]: procedures = 122, calls = 23, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 99 [2022-12-14 18:54:54,445 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:54:54,445 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:54:54,445 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:54:54,446 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:54:54,452 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:54:54" (1/1) ... [2022-12-14 18:54:54,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:54:54" (1/1) ... [2022-12-14 18:54:54,455 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:54:54" (1/1) ... [2022-12-14 18:54:54,455 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:54:54" (1/1) ... [2022-12-14 18:54:54,460 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:54:54" (1/1) ... [2022-12-14 18:54:54,463 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:54:54" (1/1) ... [2022-12-14 18:54:54,464 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:54:54" (1/1) ... [2022-12-14 18:54:54,465 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:54:54" (1/1) ... [2022-12-14 18:54:54,466 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:54:54,467 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:54:54,467 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:54:54,467 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:54:54,468 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:54:54" (1/1) ... [2022-12-14 18:54:54,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:54:54,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78d5f6f-8a4f-4209-a87f-bb7751904647/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:54:54,492 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78d5f6f-8a4f-4209-a87f-bb7751904647/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:54:54,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b78d5f6f-8a4f-4209-a87f-bb7751904647/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:54:54,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 18:54:54,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 18:54:54,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 18:54:54,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 18:54:54,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 18:54:54,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 18:54:54,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 18:54:54,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 18:54:54,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:54:54,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:54:54,609 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:54:54,610 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:54:54,823 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:54:54,848 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:54:54,849 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 18:54:54,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:54:54 BoogieIcfgContainer [2022-12-14 18:54:54,851 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 18:54:54,851 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 18:54:54,851 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 18:54:54,858 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 18:54:54,859 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:54:54" (1/1) ... [2022-12-14 18:54:54,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 18:54:54,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:54,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 60 states and 69 transitions. [2022-12-14 18:54:54,905 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 69 transitions. [2022-12-14 18:54:54,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 18:54:54,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:54,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:54,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:54:55,060 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 18:54:55,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:55,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 59 states and 68 transitions. [2022-12-14 18:54:55,093 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 68 transitions. [2022-12-14 18:54:55,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 18:54:55,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:55,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:55,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:54:55,179 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 18:54:55,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:55,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 58 states and 67 transitions. [2022-12-14 18:54:55,246 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 67 transitions. [2022-12-14 18:54:55,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 18:54:55,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:55,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:55,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:54:55,276 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 18:54:55,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:55,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 57 states and 66 transitions. [2022-12-14 18:54:55,290 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 66 transitions. [2022-12-14 18:54:55,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 18:54:55,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:55,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:55,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:54:55,362 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 18:54:55,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:55,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 56 states and 65 transitions. [2022-12-14 18:54:55,509 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 65 transitions. [2022-12-14 18:54:55,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 18:54:55,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:55,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:55,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:54:55,530 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 18:54:55,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:55,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 58 states and 69 transitions. [2022-12-14 18:54:55,552 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 69 transitions. [2022-12-14 18:54:55,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 18:54:55,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:55,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:55,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:54:55,602 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 18:54:55,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:55,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 60 states and 72 transitions. [2022-12-14 18:54:55,696 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 72 transitions. [2022-12-14 18:54:55,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 18:54:55,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:55,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:55,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:54:55,752 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 18:54:55,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:55,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 59 states and 71 transitions. [2022-12-14 18:54:55,785 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 71 transitions. [2022-12-14 18:54:55,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 18:54:55,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:55,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:55,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:54:55,880 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 18:54:56,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:56,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 62 states and 77 transitions. [2022-12-14 18:54:56,025 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 77 transitions. [2022-12-14 18:54:56,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 18:54:56,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:56,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:56,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:54:56,084 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 18:54:56,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:56,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 61 states and 76 transitions. [2022-12-14 18:54:56,195 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 76 transitions. [2022-12-14 18:54:56,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 18:54:56,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:56,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:56,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:54:56,243 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 18:54:56,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:56,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 62 states and 78 transitions. [2022-12-14 18:54:56,503 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 78 transitions. [2022-12-14 18:54:56,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 18:54:56,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:56,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:56,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:54:56,526 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 18:54:56,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:56,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 61 states and 77 transitions. [2022-12-14 18:54:56,547 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 77 transitions. [2022-12-14 18:54:56,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 18:54:56,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:56,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:56,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:54:56,614 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 18:54:56,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:56,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 60 states and 76 transitions. [2022-12-14 18:54:56,844 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 76 transitions. [2022-12-14 18:54:56,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 18:54:56,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:56,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:56,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:54:56,908 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 18:54:57,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:57,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 64 states and 87 transitions. [2022-12-14 18:54:57,213 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 87 transitions. [2022-12-14 18:54:57,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 18:54:57,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:57,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:57,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:54:57,240 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 18:54:57,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:57,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 65 states and 88 transitions. [2022-12-14 18:54:57,336 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 88 transitions. [2022-12-14 18:54:57,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 18:54:57,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:57,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:57,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:54:57,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:54:57,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:57,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 65 states and 87 transitions. [2022-12-14 18:54:57,638 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 87 transitions. [2022-12-14 18:54:57,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 18:54:57,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:57,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:57,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:54:57,673 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 18:54:57,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:57,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 66 states and 88 transitions. [2022-12-14 18:54:57,857 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 88 transitions. [2022-12-14 18:54:57,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 18:54:57,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:57,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:57,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:54:57,899 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 18:54:58,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:58,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 67 states and 89 transitions. [2022-12-14 18:54:58,093 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 89 transitions. [2022-12-14 18:54:58,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 18:54:58,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:58,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:58,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:54:58,171 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:54:58,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:58,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 71 states and 97 transitions. [2022-12-14 18:54:58,502 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 97 transitions. [2022-12-14 18:54:58,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 18:54:58,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:58,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:58,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:54:58,551 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:54:58,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:58,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 72 states and 98 transitions. [2022-12-14 18:54:58,677 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 98 transitions. [2022-12-14 18:54:58,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 18:54:58,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:58,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:58,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:54:58,715 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:54:58,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:58,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 73 states and 99 transitions. [2022-12-14 18:54:58,900 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 99 transitions. [2022-12-14 18:54:58,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 18:54:58,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:58,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:58,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:54:58,935 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:54:59,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:59,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 74 states and 100 transitions. [2022-12-14 18:54:59,151 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 100 transitions. [2022-12-14 18:54:59,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 18:54:59,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:59,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:59,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:54:59,241 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:54:59,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:59,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 78 states and 107 transitions. [2022-12-14 18:54:59,704 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 107 transitions. [2022-12-14 18:54:59,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 18:54:59,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:59,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:59,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:54:59,766 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:54:59,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:59,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 79 states and 107 transitions. [2022-12-14 18:54:59,915 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 107 transitions. [2022-12-14 18:54:59,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 18:54:59,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:59,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:59,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:54:59,983 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:55:00,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:55:00,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 80 states and 107 transitions. [2022-12-14 18:55:00,201 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 107 transitions. [2022-12-14 18:55:00,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 18:55:00,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:55:00,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:55:00,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:55:00,260 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:55:00,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:55:00,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 81 states and 107 transitions. [2022-12-14 18:55:00,442 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 107 transitions. [2022-12-14 18:55:00,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 18:55:00,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:55:00,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:55:00,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:55:00,720 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 18:55:01,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:55:01,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 74 states and 93 transitions. [2022-12-14 18:55:01,601 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 93 transitions. [2022-12-14 18:55:01,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 18:55:01,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:55:01,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:55:01,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:55:02,306 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 18:55:04,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:55:04,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 87 states and 113 transitions. [2022-12-14 18:55:04,427 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 113 transitions. [2022-12-14 18:55:04,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 18:55:04,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:55:04,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:55:04,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:55:04,989 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:55:06,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:55:06,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 66 states and 79 transitions. [2022-12-14 18:55:06,057 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 79 transitions. [2022-12-14 18:55:06,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 18:55:06,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:55:06,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:55:06,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:55:06,314 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 18:55:07,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:55:07,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 67 states and 82 transitions. [2022-12-14 18:55:07,195 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 82 transitions. [2022-12-14 18:55:07,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 18:55:07,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:55:07,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:55:07,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:55:07,298 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 18:55:07,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:55:07,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 67 states and 81 transitions. [2022-12-14 18:55:07,891 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 81 transitions. [2022-12-14 18:55:07,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 18:55:07,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:55:07,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:55:07,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:55:08,984 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 18:55:13,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:55:13,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 67 states and 81 transitions. [2022-12-14 18:55:13,589 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 81 transitions. [2022-12-14 18:55:13,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 18:55:13,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:55:13,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:55:13,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:55:13,615 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-12-14 18:55:13,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:55:13,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 66 states and 80 transitions. [2022-12-14 18:55:13,943 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 80 transitions. [2022-12-14 18:55:13,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 18:55:13,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:55:13,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:55:13,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:55:14,353 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 18:55:15,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:55:15,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 66 states and 79 transitions. [2022-12-14 18:55:15,387 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 79 transitions. [2022-12-14 18:55:15,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 18:55:15,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:55:15,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:55:15,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:55:15,960 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 18:55:17,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:55:17,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 68 states and 82 transitions. [2022-12-14 18:55:17,309 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 82 transitions. [2022-12-14 18:55:17,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 18:55:17,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:55:17,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:55:17,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:55:17,336 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-12-14 18:55:17,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:55:17,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 67 states and 81 transitions. [2022-12-14 18:55:17,355 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 81 transitions. [2022-12-14 18:55:17,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 18:55:17,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:55:17,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:55:17,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:55:17,419 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 18:55:17,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:55:17,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 68 states and 82 transitions. [2022-12-14 18:55:17,439 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 82 transitions. [2022-12-14 18:55:17,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 18:55:17,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:55:17,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:55:17,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:55:19,422 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 9 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 18:55:25,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:55:25,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 73 states and 93 transitions. [2022-12-14 18:55:25,029 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 93 transitions. [2022-12-14 18:55:25,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 18:55:25,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:55:25,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:55:25,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:55:26,776 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 18:55:33,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:55:33,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 78 states and 100 transitions. [2022-12-14 18:55:33,464 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 100 transitions. [2022-12-14 18:55:33,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 18:55:33,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:55:33,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:55:33,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:55:33,766 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-12-14 18:55:36,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:55:36,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 85 states and 112 transitions. [2022-12-14 18:55:36,617 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 112 transitions. [2022-12-14 18:55:36,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 18:55:36,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:55:36,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:55:36,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:55:37,284 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 18:55:40,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:55:40,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 92 states and 123 transitions. [2022-12-14 18:55:40,732 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 123 transitions. [2022-12-14 18:55:40,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 18:55:40,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:55:40,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:55:40,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:55:44,227 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 18:56:01,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:01,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 96 states and 132 transitions. [2022-12-14 18:56:01,491 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 132 transitions. [2022-12-14 18:56:01,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 18:56:01,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:01,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:01,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:56:03,105 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 19 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 18:56:12,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:12,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 100 states and 138 transitions. [2022-12-14 18:56:12,046 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 138 transitions. [2022-12-14 18:56:12,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 18:56:12,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:12,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:12,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:56:16,627 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 15 proven. 19 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 18:56:36,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:36,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 104 states and 148 transitions. [2022-12-14 18:56:36,729 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 148 transitions. [2022-12-14 18:56:36,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 18:56:36,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:36,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:36,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:56:41,917 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 13 proven. 21 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 18:56:49,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:49,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 109 states and 156 transitions. [2022-12-14 18:56:49,697 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 156 transitions. [2022-12-14 18:56:49,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 18:56:49,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:49,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:49,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:56:55,721 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 15 proven. 19 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 18:57:22,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:57:22,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 119 states and 175 transitions. [2022-12-14 18:57:22,853 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 175 transitions. [2022-12-14 18:57:22,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 18:57:22,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:57:22,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:57:22,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:57:23,185 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-12-14 18:57:24,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:57:24,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 120 states and 177 transitions. [2022-12-14 18:57:24,874 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 177 transitions. [2022-12-14 18:57:24,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 18:57:24,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:57:24,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:57:24,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:57:25,633 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-12-14 18:57:37,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:57:37,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 128 states and 194 transitions. [2022-12-14 18:57:37,615 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 194 transitions. [2022-12-14 18:57:37,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 18:57:37,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:57:37,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:57:37,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:57:47,249 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 3 proven. 33 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 18:58:27,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:58:27,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 137 states and 213 transitions. [2022-12-14 18:58:27,286 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 213 transitions. [2022-12-14 18:58:27,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 18:58:27,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:58:27,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:58:27,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:58:38,588 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 18:59:09,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:09,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 141 states and 218 transitions. [2022-12-14 18:59:09,012 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 218 transitions. [2022-12-14 18:59:09,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 18:59:09,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:09,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:09,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:16,183 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 2 proven. 30 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 18:59:49,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:49,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 148 states and 229 transitions. [2022-12-14 18:59:49,756 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 229 transitions. [2022-12-14 18:59:49,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 18:59:49,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:49,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:49,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:00:03,994 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 1 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:01:06,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:01:06,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 157 states and 247 transitions. [2022-12-14 19:01:06,073 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 247 transitions. [2022-12-14 19:01:06,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 19:01:06,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:01:06,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:01:06,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:01:19,806 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 1 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:02:25,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:02:25,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 164 states and 261 transitions. [2022-12-14 19:02:25,526 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 261 transitions. [2022-12-14 19:02:25,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 19:02:25,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:02:25,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:02:25,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:02:39,812 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 1 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:03:04,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:03:04,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 170 states and 270 transitions. [2022-12-14 19:03:04,296 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 270 transitions. [2022-12-14 19:03:04,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 19:03:04,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:03:04,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:03:04,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:03:19,356 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 1 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:03:42,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:03:42,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 174 states and 274 transitions. [2022-12-14 19:03:42,549 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 274 transitions. [2022-12-14 19:03:42,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 19:03:42,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:03:42,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:03:42,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:03:42,653 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-12-14 19:03:58,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:03:58,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 180 states and 287 transitions. [2022-12-14 19:03:58,971 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 287 transitions. [2022-12-14 19:03:58,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 19:03:58,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:03:58,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:03:58,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:03:59,028 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-12-14 19:04:12,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:04:12,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 186 states and 298 transitions. [2022-12-14 19:04:12,447 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 298 transitions. [2022-12-14 19:04:12,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 19:04:12,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:04:12,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:04:12,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:04:37,384 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:06:28,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:06:28,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 212 states and 341 transitions. [2022-12-14 19:06:28,641 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 341 transitions. [2022-12-14 19:06:28,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 19:06:28,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:06:28,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:06:28,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:06:49,997 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:20,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:20,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 231 states and 371 transitions. [2022-12-14 19:08:20,934 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 371 transitions. [2022-12-14 19:08:20,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-14 19:08:20,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:20,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:20,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:35,863 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:09:02,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:09:02,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 235 states and 375 transitions. [2022-12-14 19:09:02,595 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 375 transitions. [2022-12-14 19:09:02,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 19:09:02,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:09:02,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:09:02,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat