./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-ext/tree_parent_ptr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_632b896e-fc6e-4762-9153-17227d216e55/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_632b896e-fc6e-4762-9153-17227d216e55/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_632b896e-fc6e-4762-9153-17227d216e55/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_632b896e-fc6e-4762-9153-17227d216e55/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-ext/tree_parent_ptr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_632b896e-fc6e-4762-9153-17227d216e55/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_632b896e-fc6e-4762-9153-17227d216e55/bin/ukojak-92XMlrwhuB --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 6e14aa3eeddc5d261248d26114db1375e0f229d6456e2c7754877a082dc10921 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:49:53,523 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:49:53,526 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:49:53,576 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:49:53,577 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:49:53,582 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:49:53,586 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:49:53,591 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:49:53,597 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:49:53,605 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:49:53,606 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:49:53,609 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:49:53,609 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:49:53,615 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:49:53,616 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:49:53,618 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:49:53,620 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:49:53,621 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:49:53,623 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:49:53,632 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:49:53,634 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:49:53,636 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:49:53,640 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:49:53,641 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:49:53,645 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:49:53,646 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:49:53,647 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:49:53,648 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:49:53,649 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:49:53,650 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:49:53,651 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:49:53,652 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:49:53,654 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:49:53,655 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:49:53,657 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:49:53,657 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:49:53,658 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:49:53,658 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:49:53,658 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:49:53,659 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:49:53,660 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:49:53,661 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_632b896e-fc6e-4762-9153-17227d216e55/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-10-17 16:49:53,704 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:49:53,704 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:49:53,706 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:49:53,706 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:49:53,707 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:49:53,707 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:49:53,707 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:49:53,707 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:49:53,708 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:49:53,708 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:49:53,709 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:49:53,709 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:49:53,709 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 16:49:53,710 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:49:53,710 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:49:53,710 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:49:53,710 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:49:53,710 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:49:53,711 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:49:53,711 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:49:53,711 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:49:53,711 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:49:53,712 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:49:53,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:49:53,712 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_632b896e-fc6e-4762-9153-17227d216e55/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_632b896e-fc6e-4762-9153-17227d216e55/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e14aa3eeddc5d261248d26114db1375e0f229d6456e2c7754877a082dc10921 [2022-10-17 16:49:54,033 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:49:54,063 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:49:54,066 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:49:54,068 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:49:54,069 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:49:54,070 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_632b896e-fc6e-4762-9153-17227d216e55/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/memsafety-ext/tree_parent_ptr.i [2022-10-17 16:49:54,160 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_632b896e-fc6e-4762-9153-17227d216e55/bin/ukojak-92XMlrwhuB/data/b12f149e8/0c8d820699994be7a415dac07ce32cba/FLAG7edcf5ca9 [2022-10-17 16:49:54,678 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:49:54,679 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_632b896e-fc6e-4762-9153-17227d216e55/sv-benchmarks/c/memsafety-ext/tree_parent_ptr.i [2022-10-17 16:49:54,692 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_632b896e-fc6e-4762-9153-17227d216e55/bin/ukojak-92XMlrwhuB/data/b12f149e8/0c8d820699994be7a415dac07ce32cba/FLAG7edcf5ca9 [2022-10-17 16:49:54,964 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_632b896e-fc6e-4762-9153-17227d216e55/bin/ukojak-92XMlrwhuB/data/b12f149e8/0c8d820699994be7a415dac07ce32cba [2022-10-17 16:49:54,967 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:49:54,968 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:49:54,970 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:49:54,970 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:49:54,973 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:49:54,974 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:49:54" (1/1) ... [2022-10-17 16:49:54,976 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2117e437 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:54, skipping insertion in model container [2022-10-17 16:49:54,976 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:49:54" (1/1) ... [2022-10-17 16:49:54,984 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:49:55,022 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:49:55,504 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:49:55,515 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:49:55,563 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:49:55,597 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:49:55,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:55 WrapperNode [2022-10-17 16:49:55,598 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:49:55,599 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:49:55,599 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:49:55,600 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:49:55,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:55" (1/1) ... [2022-10-17 16:49:55,648 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:55" (1/1) ... [2022-10-17 16:49:55,691 INFO L138 Inliner]: procedures = 123, calls = 49, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 149 [2022-10-17 16:49:55,692 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:49:55,693 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:49:55,693 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:49:55,693 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:49:55,702 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:55" (1/1) ... [2022-10-17 16:49:55,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:55" (1/1) ... [2022-10-17 16:49:55,706 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:55" (1/1) ... [2022-10-17 16:49:55,708 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:55" (1/1) ... [2022-10-17 16:49:55,718 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:55" (1/1) ... [2022-10-17 16:49:55,733 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:55" (1/1) ... [2022-10-17 16:49:55,736 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:55" (1/1) ... [2022-10-17 16:49:55,745 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:55" (1/1) ... [2022-10-17 16:49:55,754 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:49:55,755 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:49:55,756 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:49:55,756 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:49:55,757 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:55" (1/1) ... [2022-10-17 16:49:55,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:49:55,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_632b896e-fc6e-4762-9153-17227d216e55/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:49:55,793 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_632b896e-fc6e-4762-9153-17227d216e55/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:49:55,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_632b896e-fc6e-4762-9153-17227d216e55/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:49:55,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:49:55,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:49:55,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:49:55,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:49:55,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:49:55,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:49:55,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:49:55,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:49:56,003 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:49:56,005 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:49:56,680 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:49:56,779 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:49:56,779 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 16:49:56,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:56 BoogieIcfgContainer [2022-10-17 16:49:56,788 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:49:56,789 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:49:56,789 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:49:56,800 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:49:56,800 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:56" (1/1) ... [2022-10-17 16:49:56,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:49:56,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:56,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 132 states and 142 transitions. [2022-10-17 16:49:56,918 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 142 transitions. [2022-10-17 16:49:56,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-10-17 16:49:56,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:56,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:57,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:57,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:57,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:57,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 131 states and 141 transitions. [2022-10-17 16:49:57,229 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 141 transitions. [2022-10-17 16:49:57,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-10-17 16:49:57,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:57,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:57,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:57,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:57,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:57,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 130 states and 140 transitions. [2022-10-17 16:49:57,464 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 140 transitions. [2022-10-17 16:49:57,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:49:57,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:57,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:57,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:57,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:57,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:57,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 129 states and 139 transitions. [2022-10-17 16:49:57,543 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 139 transitions. [2022-10-17 16:49:57,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:49:57,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:57,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:57,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:57,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:57,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:57,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 128 states and 138 transitions. [2022-10-17 16:49:57,668 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 138 transitions. [2022-10-17 16:49:57,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:49:57,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:57,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:57,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:57,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:57,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:57,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 127 states and 137 transitions. [2022-10-17 16:49:57,757 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 137 transitions. [2022-10-17 16:49:57,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:49:57,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:57,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:57,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:57,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:57,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:57,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 126 states and 136 transitions. [2022-10-17 16:49:57,992 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 136 transitions. [2022-10-17 16:49:57,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:49:57,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:57,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:58,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:58,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:58,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:58,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 129 states and 142 transitions. [2022-10-17 16:49:58,153 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 142 transitions. [2022-10-17 16:49:58,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:49:58,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:58,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:58,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:58,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:58,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:58,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 132 states and 150 transitions. [2022-10-17 16:49:58,494 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 150 transitions. [2022-10-17 16:49:58,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:49:58,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:58,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:58,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:58,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:58,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:58,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 131 states and 149 transitions. [2022-10-17 16:49:58,624 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 149 transitions. [2022-10-17 16:49:58,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:49:58,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:58,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:58,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:58,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:58,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:58,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 130 states and 148 transitions. [2022-10-17 16:49:58,901 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 148 transitions. [2022-10-17 16:49:58,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:49:58,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:58,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:58,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:58,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:58,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:58,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 129 states and 147 transitions. [2022-10-17 16:49:58,961 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 147 transitions. [2022-10-17 16:49:58,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:49:58,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:58,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:58,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:59,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:59,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:59,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 128 states and 146 transitions. [2022-10-17 16:49:59,088 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 146 transitions. [2022-10-17 16:49:59,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:49:59,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:59,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:59,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:59,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:59,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:59,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 127 states and 145 transitions. [2022-10-17 16:49:59,140 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 145 transitions. [2022-10-17 16:49:59,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:49:59,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:59,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:59,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:59,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:59,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:59,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 132 states and 156 transitions. [2022-10-17 16:49:59,655 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 156 transitions. [2022-10-17 16:49:59,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:49:59,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:59,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:59,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:59,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:59,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:59,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 134 states and 162 transitions. [2022-10-17 16:49:59,921 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 162 transitions. [2022-10-17 16:49:59,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:49:59,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:59,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:59,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:59,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:00,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:00,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 134 states and 161 transitions. [2022-10-17 16:50:00,100 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 161 transitions. [2022-10-17 16:50:00,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:50:00,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:00,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:00,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:00,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:00,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:00,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 136 states and 165 transitions. [2022-10-17 16:50:00,159 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 165 transitions. [2022-10-17 16:50:00,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:50:00,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:00,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:00,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:00,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:00,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:00,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 138 states and 169 transitions. [2022-10-17 16:50:00,539 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 169 transitions. [2022-10-17 16:50:00,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:50:00,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:00,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:00,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:00,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:00,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:00,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 139 states and 170 transitions. [2022-10-17 16:50:00,983 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 170 transitions. [2022-10-17 16:50:00,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:50:00,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:00,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:00,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:01,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:01,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:01,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 140 states and 172 transitions. [2022-10-17 16:50:01,244 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 172 transitions. [2022-10-17 16:50:01,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:50:01,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:01,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:01,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:01,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:01,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:01,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 141 states and 174 transitions. [2022-10-17 16:50:01,704 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 174 transitions. [2022-10-17 16:50:01,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:50:01,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:01,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:01,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:01,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:02,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:02,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 144 states and 180 transitions. [2022-10-17 16:50:02,849 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 180 transitions. [2022-10-17 16:50:02,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:50:02,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:02,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:02,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:02,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:02,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:02,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 146 states and 184 transitions. [2022-10-17 16:50:02,906 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 184 transitions. [2022-10-17 16:50:02,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:50:02,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:02,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:02,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:03,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:03,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:03,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 148 states and 190 transitions. [2022-10-17 16:50:03,586 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 190 transitions. [2022-10-17 16:50:03,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:50:03,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:03,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:03,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:03,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:03,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:03,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 149 states and 191 transitions. [2022-10-17 16:50:03,631 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 191 transitions. [2022-10-17 16:50:03,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:50:03,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:03,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:03,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:03,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:03,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:03,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 150 states and 196 transitions. [2022-10-17 16:50:03,823 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 196 transitions. [2022-10-17 16:50:03,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:50:03,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:03,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:03,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:03,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:03,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:03,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 151 states and 198 transitions. [2022-10-17 16:50:03,873 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 198 transitions. [2022-10-17 16:50:03,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:50:03,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:03,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:03,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:03,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:04,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:04,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 155 states and 206 transitions. [2022-10-17 16:50:04,416 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 206 transitions. [2022-10-17 16:50:04,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:50:04,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:04,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:04,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:04,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:04,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:04,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 154 states and 205 transitions. [2022-10-17 16:50:04,540 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 205 transitions. [2022-10-17 16:50:04,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:50:04,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:04,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:04,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:04,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:04,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:04,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 158 states and 210 transitions. [2022-10-17 16:50:04,960 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 210 transitions. [2022-10-17 16:50:04,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:50:04,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:04,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:04,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:05,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:05,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:05,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 159 states and 210 transitions. [2022-10-17 16:50:05,127 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 210 transitions. [2022-10-17 16:50:05,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:50:05,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:05,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:05,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:05,464 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:06,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:06,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 163 states and 220 transitions. [2022-10-17 16:50:06,286 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 220 transitions. [2022-10-17 16:50:06,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:50:06,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:06,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:06,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:06,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:06,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:06,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 162 states and 219 transitions. [2022-10-17 16:50:06,328 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 219 transitions. [2022-10-17 16:50:06,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:50:06,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:06,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:06,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:06,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:06,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:06,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 163 states and 221 transitions. [2022-10-17 16:50:06,422 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 221 transitions. [2022-10-17 16:50:06,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:50:06,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:06,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:06,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:06,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:08,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:08,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 168 states and 229 transitions. [2022-10-17 16:50:08,560 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 229 transitions. [2022-10-17 16:50:08,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:50:08,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:08,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:08,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:08,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:08,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:08,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 167 states and 228 transitions. [2022-10-17 16:50:08,655 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 228 transitions. [2022-10-17 16:50:08,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:50:08,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:08,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:08,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:08,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:08,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:08,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 169 states and 235 transitions. [2022-10-17 16:50:08,845 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 235 transitions. [2022-10-17 16:50:08,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:50:08,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:08,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:08,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:09,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:10,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:10,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 171 states and 239 transitions. [2022-10-17 16:50:10,048 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 239 transitions. [2022-10-17 16:50:10,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:50:10,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:10,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:10,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:10,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:11,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:11,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 173 states and 243 transitions. [2022-10-17 16:50:11,600 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 243 transitions. [2022-10-17 16:50:11,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:50:11,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:11,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:11,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:11,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:12,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:12,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 172 states and 242 transitions. [2022-10-17 16:50:12,320 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 242 transitions. [2022-10-17 16:50:12,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:50:12,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:12,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:12,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:12,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:12,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:12,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 171 states and 241 transitions. [2022-10-17 16:50:12,363 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 241 transitions. [2022-10-17 16:50:12,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:50:12,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:12,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:12,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:12,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:12,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:12,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 172 states and 243 transitions. [2022-10-17 16:50:12,439 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 243 transitions. [2022-10-17 16:50:12,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:50:12,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:12,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:12,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:12,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:12,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:12,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 173 states and 245 transitions. [2022-10-17 16:50:12,836 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 245 transitions. [2022-10-17 16:50:12,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:50:12,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:12,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:12,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:12,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:13,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:13,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 175 states and 248 transitions. [2022-10-17 16:50:13,301 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 248 transitions. [2022-10-17 16:50:13,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:50:13,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:13,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:13,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:14,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:17,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:17,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 185 states and 264 transitions. [2022-10-17 16:50:17,958 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 264 transitions. [2022-10-17 16:50:17,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:50:17,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:17,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:17,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:18,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:23,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:23,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 195 states and 278 transitions. [2022-10-17 16:50:23,606 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 278 transitions. [2022-10-17 16:50:23,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:50:23,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:23,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:23,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:24,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:25,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:25,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 197 states and 282 transitions. [2022-10-17 16:50:25,403 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 282 transitions. [2022-10-17 16:50:25,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:50:25,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:25,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:25,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:26,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.