./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-15/cstrncpy_malloc.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f9a986-3e92-4322-ba77-86595ad6ca8b/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f9a986-3e92-4322-ba77-86595ad6ca8b/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f9a986-3e92-4322-ba77-86595ad6ca8b/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f9a986-3e92-4322-ba77-86595ad6ca8b/bin/ukojak-jW3SillKbg/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-15/cstrncpy_malloc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f9a986-3e92-4322-ba77-86595ad6ca8b/bin/ukojak-jW3SillKbg/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f9a986-3e92-4322-ba77-86595ad6ca8b/bin/ukojak-jW3SillKbg --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 64bit --witnessprinter.graph.data.programhash 6e588807776461813c1ae9106dc80912b11e9df5504cf2f27974dc29a72efbfe --- 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-b5237d8 [2022-11-21 23:13:01,727 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:13:01,730 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:13:01,774 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:13:01,777 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:13:01,781 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:13:01,783 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:13:01,788 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:13:01,790 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:13:01,793 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:13:01,796 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:13:01,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:13:01,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:13:01,804 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:13:01,806 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:13:01,808 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:13:01,810 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:13:01,812 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:13:01,816 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:13:01,819 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:13:01,822 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:13:01,825 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:13:01,827 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:13:01,828 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:13:01,837 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:13:01,840 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:13:01,840 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:13:01,842 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:13:01,843 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:13:01,844 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:13:01,846 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:13:01,847 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:13:01,849 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:13:01,851 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:13:01,853 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:13:01,853 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:13:01,854 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:13:01,854 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:13:01,854 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:13:01,855 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:13:01,856 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:13:01,857 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f9a986-3e92-4322-ba77-86595ad6ca8b/bin/ukojak-jW3SillKbg/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-11-21 23:13:01,882 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:13:01,883 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:13:01,884 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:13:01,885 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:13:01,885 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:13:01,885 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:13:01,885 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:13:01,886 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:13:01,886 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-21 23:13:01,886 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-21 23:13:01,886 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-21 23:13:01,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:13:01,887 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:13:01,887 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:13:01,887 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:13:01,888 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:13:01,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:13:01,888 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:13:01,889 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:13:01,889 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:13:01,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:13:01,889 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_e3f9a986-3e92-4322-ba77-86595ad6ca8b/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f9a986-3e92-4322-ba77-86595ad6ca8b/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e588807776461813c1ae9106dc80912b11e9df5504cf2f27974dc29a72efbfe [2022-11-21 23:13:02,134 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:13:02,162 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:13:02,165 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:13:02,166 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:13:02,166 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:13:02,168 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f9a986-3e92-4322-ba77-86595ad6ca8b/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/termination-15/cstrncpy_malloc.i [2022-11-21 23:13:05,300 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:13:05,586 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:13:05,590 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f9a986-3e92-4322-ba77-86595ad6ca8b/sv-benchmarks/c/termination-15/cstrncpy_malloc.i [2022-11-21 23:13:05,603 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f9a986-3e92-4322-ba77-86595ad6ca8b/bin/ukojak-jW3SillKbg/data/472f3c2cf/de077f31159f454ebabdeb7cbdaf2140/FLAGd5890805a [2022-11-21 23:13:05,620 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f9a986-3e92-4322-ba77-86595ad6ca8b/bin/ukojak-jW3SillKbg/data/472f3c2cf/de077f31159f454ebabdeb7cbdaf2140 [2022-11-21 23:13:05,623 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:13:05,625 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:13:05,626 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:13:05,627 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:13:05,630 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:13:05,631 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:13:05" (1/1) ... [2022-11-21 23:13:05,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cb868a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:13:05, skipping insertion in model container [2022-11-21 23:13:05,633 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:13:05" (1/1) ... [2022-11-21 23:13:05,641 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:13:05,673 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:13:06,049 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:13:06,062 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:13:06,123 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:13:06,163 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:13:06,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:13:06 WrapperNode [2022-11-21 23:13:06,164 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:13:06,166 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:13:06,166 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:13:06,166 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:13:06,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:13:06" (1/1) ... [2022-11-21 23:13:06,200 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:13:06" (1/1) ... [2022-11-21 23:13:06,232 INFO L138 Inliner]: procedures = 152, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 78 [2022-11-21 23:13:06,232 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:13:06,233 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:13:06,233 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:13:06,233 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:13:06,242 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:13:06" (1/1) ... [2022-11-21 23:13:06,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:13:06" (1/1) ... [2022-11-21 23:13:06,255 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:13:06" (1/1) ... [2022-11-21 23:13:06,256 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:13:06" (1/1) ... [2022-11-21 23:13:06,265 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:13:06" (1/1) ... [2022-11-21 23:13:06,274 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:13:06" (1/1) ... [2022-11-21 23:13:06,275 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:13:06" (1/1) ... [2022-11-21 23:13:06,280 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:13:06" (1/1) ... [2022-11-21 23:13:06,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:13:06,286 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:13:06,287 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:13:06,287 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:13:06,288 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:13:06" (1/1) ... [2022-11-21 23:13:06,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:13:06,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f9a986-3e92-4322-ba77-86595ad6ca8b/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:13:06,328 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f9a986-3e92-4322-ba77-86595ad6ca8b/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:13:06,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f9a986-3e92-4322-ba77-86595ad6ca8b/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:13:06,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 23:13:06,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 23:13:06,379 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 23:13:06,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:13:06,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:13:06,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:13:06,520 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:13:06,523 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:13:06,833 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:13:06,901 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:13:06,904 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 23:13:06,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:13:06 BoogieIcfgContainer [2022-11-21 23:13:06,907 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:13:06,908 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:13:06,909 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:13:06,923 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:13:06,923 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:13:06" (1/1) ... [2022-11-21 23:13:06,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:13:07,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:07,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 33 states and 36 transitions. [2022-11-21 23:13:07,013 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 36 transitions. [2022-11-21 23:13:07,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-21 23:13:07,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:07,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:07,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:07,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:13:07,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:07,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 32 states and 35 transitions. [2022-11-21 23:13:07,388 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2022-11-21 23:13:07,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-21 23:13:07,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:07,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:07,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:07,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:13:07,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:07,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 31 states and 34 transitions. [2022-11-21 23:13:07,828 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2022-11-21 23:13:07,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:13:07,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:07,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:07,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:07,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:13:08,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:08,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 33 states and 38 transitions. [2022-11-21 23:13:08,079 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 38 transitions. [2022-11-21 23:13:08,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:13:08,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:08,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:08,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:08,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:13:08,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:08,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 35 states and 42 transitions. [2022-11-21 23:13:08,676 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2022-11-21 23:13:08,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 23:13:08,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:08,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:08,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:08,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:13:09,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:09,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 38 states and 48 transitions. [2022-11-21 23:13:09,142 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2022-11-21 23:13:09,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 23:13:09,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:09,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:09,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:09,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:13:10,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:10,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 41 states and 55 transitions. [2022-11-21 23:13:10,461 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 55 transitions. [2022-11-21 23:13:10,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 23:13:10,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:10,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:10,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:10,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:13:12,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:12,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 44 states and 62 transitions. [2022-11-21 23:13:12,529 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 62 transitions. [2022-11-21 23:13:12,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 23:13:12,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:12,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:12,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:12,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:13:13,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:13,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 48 states and 72 transitions. [2022-11-21 23:13:13,819 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 72 transitions. [2022-11-21 23:13:13,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:13:13,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:13,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:13,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:14,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:13:15,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:15,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 49 states and 73 transitions. [2022-11-21 23:13:15,197 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 73 transitions. [2022-11-21 23:13:15,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 23:13:15,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:15,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:15,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:15,320 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:13:16,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:16,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 51 states and 77 transitions. [2022-11-21 23:13:16,097 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 77 transitions. [2022-11-21 23:13:16,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 23:13:16,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:16,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:16,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:16,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:13:20,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:20,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 57 states and 91 transitions. [2022-11-21 23:13:20,483 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 91 transitions. [2022-11-21 23:13:20,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 23:13:20,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:20,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:20,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:20,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:13:22,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:22,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 62 states and 106 transitions. [2022-11-21 23:13:22,996 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 106 transitions. [2022-11-21 23:13:22,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 23:13:22,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:22,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:23,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:24,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:13:31,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:31,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 69 states and 126 transitions. [2022-11-21 23:13:31,005 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 126 transitions. [2022-11-21 23:13:31,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 23:13:31,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:31,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:31,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:31,031 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:13:34,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:34,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 73 states and 136 transitions. [2022-11-21 23:13:34,017 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 136 transitions. [2022-11-21 23:13:34,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 23:13:34,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:34,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:34,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:34,058 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:13:35,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:35,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 75 states and 140 transitions. [2022-11-21 23:13:35,231 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 140 transitions. [2022-11-21 23:13:35,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 23:13:35,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:35,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:35,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:36,122 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:13:41,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:41,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 80 states and 154 transitions. [2022-11-21 23:13:41,658 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 154 transitions. [2022-11-21 23:13:41,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 23:13:41,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:41,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:41,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:41,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:13:43,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:43,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 82 states and 160 transitions. [2022-11-21 23:13:43,149 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 160 transitions. [2022-11-21 23:13:43,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 23:13:43,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:43,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:43,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:43,183 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:13:46,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:46,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 86 states and 169 transitions. [2022-11-21 23:13:46,978 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 169 transitions. [2022-11-21 23:13:46,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 23:13:46,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:46,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:46,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:47,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:13:48,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:48,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 88 states and 176 transitions. [2022-11-21 23:13:48,859 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 176 transitions. [2022-11-21 23:13:48,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 23:13:48,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:48,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:48,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:49,566 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:13:56,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:56,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 97 states and 202 transitions. [2022-11-21 23:13:56,872 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 202 transitions. [2022-11-21 23:13:56,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:13:56,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:56,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:56,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:56,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:13:58,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:58,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 99 states and 209 transitions. [2022-11-21 23:13:58,919 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 209 transitions. [2022-11-21 23:13:58,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:13:58,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:58,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:58,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:58,978 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:13:59,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:59,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 99 states and 208 transitions. [2022-11-21 23:13:59,866 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 208 transitions. [2022-11-21 23:13:59,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:13:59,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:59,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:59,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:14:03,763 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:14:19,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:14:19,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 108 states and 244 transitions. [2022-11-21 23:14:19,822 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 244 transitions. [2022-11-21 23:14:19,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:14:19,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:14:19,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:14:19,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:14:20,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:14:30,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:14:30,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 118 states and 274 transitions. [2022-11-21 23:14:30,573 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 274 transitions. [2022-11-21 23:14:30,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:14:30,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:14:30,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:14:30,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:14:30,614 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:14:32,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:14:32,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 119 states and 275 transitions. [2022-11-21 23:14:32,632 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 275 transitions. [2022-11-21 23:14:32,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:14:32,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:14:32,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:14:32,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:14:36,335 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:14:51,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:14:51,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 126 states and 309 transitions. [2022-11-21 23:14:51,464 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 309 transitions. [2022-11-21 23:14:51,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 23:14:51,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:14:51,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:14:51,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:14:51,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:14:54,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:14:54,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 128 states and 316 transitions. [2022-11-21 23:14:54,744 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 316 transitions. [2022-11-21 23:14:54,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 23:14:54,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:14:54,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:14:54,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:14:54,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:14:56,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:14:56,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 129 states and 319 transitions. [2022-11-21 23:14:56,209 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 319 transitions. [2022-11-21 23:14:56,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 23:14:56,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:14:56,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:14:56,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:14:56,620 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:15:13,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:15:13,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 140 states and 353 transitions. [2022-11-21 23:15:13,834 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 353 transitions. [2022-11-21 23:15:13,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 23:15:13,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:15:13,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:15:13,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:15:17,333 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:15:24,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:15:24,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 142 states and 365 transitions. [2022-11-21 23:15:24,131 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 365 transitions. [2022-11-21 23:15:24,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 23:15:24,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:15:24,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:15:24,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:15:24,153 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:15:27,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:15:27,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 144 states and 368 transitions. [2022-11-21 23:15:27,231 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 368 transitions. [2022-11-21 23:15:27,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 23:15:27,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:15:27,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:15:27,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:15:27,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:15:31,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:15:31,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 146 states and 376 transitions. [2022-11-21 23:15:31,178 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 376 transitions. [2022-11-21 23:15:31,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 23:15:31,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:15:31,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:15:31,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:15:31,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:15:32,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:15:32,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 147 states and 379 transitions. [2022-11-21 23:15:32,972 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 379 transitions. [2022-11-21 23:15:32,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 23:15:32,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:15:32,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:15:32,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:15:33,495 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:15:52,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:15:52,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 159 states and 416 transitions. [2022-11-21 23:15:52,680 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 416 transitions. [2022-11-21 23:15:52,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 23:15:52,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:15:52,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:15:52,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:15:52,760 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:15:56,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:15:56,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 161 states and 419 transitions. [2022-11-21 23:15:56,169 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 419 transitions. [2022-11-21 23:15:56,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 23:15:56,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:15:56,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:15:56,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:15:56,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:16:01,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:16:01,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 163 states and 427 transitions. [2022-11-21 23:16:01,570 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 427 transitions. [2022-11-21 23:16:01,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 23:16:01,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:16:01,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:16:01,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:16:10,028 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:16:27,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:16:27,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 166 states and 450 transitions. [2022-11-21 23:16:27,221 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 450 transitions. [2022-11-21 23:16:27,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 23:16:27,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:16:27,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:16:27,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:16:27,273 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:16:29,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:16:29,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 167 states and 454 transitions. [2022-11-21 23:16:29,459 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 454 transitions. [2022-11-21 23:16:29,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 23:16:29,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:16:29,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:16:29,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:16:32,261 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:16:39,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:16:39,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 169 states and 465 transitions. [2022-11-21 23:16:39,437 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 465 transitions. [2022-11-21 23:16:39,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 23:16:39,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:16:39,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:16:39,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:16:41,183 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:17:12,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:17:12,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 182 states and 504 transitions. [2022-11-21 23:17:12,328 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 504 transitions. [2022-11-21 23:17:12,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 23:17:12,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:17:12,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:17:12,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:17:12,367 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:17:16,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:17:16,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 184 states and 507 transitions. [2022-11-21 23:17:16,794 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 507 transitions. [2022-11-21 23:17:16,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:17:16,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:17:16,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:17:16,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:17:16,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:17:22,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:17:22,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 186 states and 516 transitions. [2022-11-21 23:17:22,645 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 516 transitions. [2022-11-21 23:17:22,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:17:22,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:17:22,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:17:22,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:17:22,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:17:25,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:17:25,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 187 states and 521 transitions. [2022-11-21 23:17:25,149 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 521 transitions. [2022-11-21 23:17:25,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:17:25,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:17:25,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:17:25,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:17:25,180 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-21 23:17:28,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:17:28,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 189 states and 529 transitions. [2022-11-21 23:17:28,799 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 529 transitions. [2022-11-21 23:17:28,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:17:28,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:17:28,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:17:28,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:17:28,827 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-21 23:17:31,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:17:31,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 190 states and 530 transitions. [2022-11-21 23:17:31,304 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 530 transitions. [2022-11-21 23:17:31,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:17:31,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:17:31,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:17:31,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:17:31,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:17:35,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:17:35,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 192 states and 538 transitions. [2022-11-21 23:17:35,928 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 538 transitions. [2022-11-21 23:17:35,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:17:35,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:17:35,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:17:35,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:17:43,892 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:18:17,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:18:17,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 200 states and 569 transitions. [2022-11-21 23:18:17,561 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 569 transitions. [2022-11-21 23:18:17,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:18:17,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:18:17,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:18:17,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:18:17,581 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:18:22,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:18:22,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 202 states and 572 transitions. [2022-11-21 23:18:22,981 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 572 transitions. [2022-11-21 23:18:22,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:18:22,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:18:22,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:18:23,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:18:32,633 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:19:17,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:19:17,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 212 states and 623 transitions. [2022-11-21 23:19:17,238 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 623 transitions. [2022-11-21 23:19:17,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:19:17,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:19:17,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:19:17,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:19:17,623 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:19:20,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:19:20,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 213 states and 628 transitions. [2022-11-21 23:19:20,641 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 628 transitions. [2022-11-21 23:19:20,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:19:20,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:19:20,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:19:20,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:19:20,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:19:26,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:19:26,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 215 states and 636 transitions. [2022-11-21 23:19:26,291 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 636 transitions. [2022-11-21 23:19:26,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:19:26,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:19:26,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:19:26,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:19:26,389 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-21 23:19:30,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:19:30,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 217 states and 644 transitions. [2022-11-21 23:19:30,897 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 644 transitions. [2022-11-21 23:19:30,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:19:30,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:19:30,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:19:30,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:19:30,996 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-21 23:19:34,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:19:34,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 218 states and 645 transitions. [2022-11-21 23:19:34,116 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 645 transitions. [2022-11-21 23:19:34,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:19:34,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:19:34,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:19:34,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:19:34,164 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:19:41,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:19:41,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 220 states and 649 transitions. [2022-11-21 23:19:41,207 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 649 transitions. [2022-11-21 23:19:41,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:19:41,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:19:41,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:19:41,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:19:41,252 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:19:47,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:19:47,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 222 states and 658 transitions. [2022-11-21 23:19:47,411 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 658 transitions. [2022-11-21 23:19:47,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:19:47,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:19:47,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:19:47,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:19:47,473 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:19:52,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:19:52,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 223 states and 660 transitions. [2022-11-21 23:19:52,618 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 660 transitions. [2022-11-21 23:19:52,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:19:52,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:19:52,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:19:52,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:19:57,183 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:20:17,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:20:17,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 228 states and 712 transitions. [2022-11-21 23:20:17,167 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 712 transitions. [2022-11-21 23:20:17,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:20:17,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:20:17,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:20:17,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:20:17,191 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 23:20:22,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:20:22,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 230 states and 716 transitions. [2022-11-21 23:20:22,707 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 716 transitions. [2022-11-21 23:20:22,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:20:22,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:20:22,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:20:22,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:20:29,908 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:20:49,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:20:49,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 233 states and 728 transitions. [2022-11-21 23:20:49,928 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 728 transitions. [2022-11-21 23:20:49,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 23:20:49,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:20:49,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:20:49,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:20:49,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:20:53,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:20:53,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 234 states and 733 transitions. [2022-11-21 23:20:53,703 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 733 transitions. [2022-11-21 23:20:53,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 23:20:53,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:20:53,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:20:53,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:20:53,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:21:00,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:00,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 236 states and 741 transitions. [2022-11-21 23:21:00,449 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 741 transitions. [2022-11-21 23:21:00,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 23:21:00,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:00,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:00,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:00,499 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-21 23:21:04,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:04,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 237 states and 744 transitions. [2022-11-21 23:21:04,231 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 744 transitions. [2022-11-21 23:21:04,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 23:21:04,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:04,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:04,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:18,315 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:22:18,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:22:18,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 246 states and 796 transitions. [2022-11-21 23:22:18,372 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 796 transitions. [2022-11-21 23:22:18,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 23:22:18,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:22:18,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:22:18,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:22:18,430 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:22:27,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:22:27,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 248 states and 801 transitions. [2022-11-21 23:22:27,067 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 801 transitions. [2022-11-21 23:22:27,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 23:22:27,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:22:27,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:22:27,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:22:27,157 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:22:35,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:22:35,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 250 states and 811 transitions. [2022-11-21 23:22:35,128 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 811 transitions. [2022-11-21 23:22:35,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 23:22:35,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:22:35,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:22:35,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:22:35,216 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 23:22:38,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:22:38,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 251 states and 812 transitions. [2022-11-21 23:22:38,346 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 812 transitions. [2022-11-21 23:22:38,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 23:22:38,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:22:38,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:22:38,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:22:38,370 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 23:22:41,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:22:41,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 252 states and 814 transitions. [2022-11-21 23:22:41,347 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 814 transitions. [2022-11-21 23:22:41,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 23:22:41,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:22:41,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:22:41,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:22:46,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:23:29,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:23:29,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 259 states and 847 transitions. [2022-11-21 23:23:29,794 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 847 transitions. [2022-11-21 23:23:29,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 23:23:29,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:23:29,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:23:29,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:23:33,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:23:44,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:23:44,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 261 states and 856 transitions. [2022-11-21 23:23:44,650 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 856 transitions. [2022-11-21 23:23:44,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 23:23:44,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:23:44,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:23:44,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:23:44,669 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-21 23:23:55,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:23:55,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 264 states and 866 transitions. [2022-11-21 23:23:55,079 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 866 transitions. [2022-11-21 23:23:55,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 23:23:55,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:23:55,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:23:55,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:23:55,095 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 23:23:58,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:23:58,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 265 states and 868 transitions. [2022-11-21 23:23:58,207 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 868 transitions. [2022-11-21 23:23:58,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 23:23:58,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:23:58,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:23:58,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:24:00,622 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:24:12,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:24:12,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 267 states and 873 transitions. [2022-11-21 23:24:12,618 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 873 transitions. [2022-11-21 23:24:12,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 23:24:12,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:24:12,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:24:12,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:24:12,748 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:24:22,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:24:22,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 269 states and 883 transitions. [2022-11-21 23:24:22,010 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 883 transitions. [2022-11-21 23:24:22,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 23:24:22,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:24:22,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:24:22,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:24:22,041 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-21 23:24:25,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:24:25,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 270 states and 884 transitions. [2022-11-21 23:24:25,690 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 884 transitions. [2022-11-21 23:24:25,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 23:24:25,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:24:25,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:24:25,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:24:25,730 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-21 23:24:29,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:24:29,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 271 states and 886 transitions. [2022-11-21 23:24:29,055 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 886 transitions. [2022-11-21 23:24:29,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:24:29,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:24:29,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:24:29,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:24:29,437 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-21 23:24:33,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:24:33,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 272 states and 888 transitions. [2022-11-21 23:24:33,836 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 888 transitions. [2022-11-21 23:24:33,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:24:33,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:24:33,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:24:33,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:24:34,210 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-21 23:24:41,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:24:41,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 274 states and 896 transitions. [2022-11-21 23:24:41,337 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 896 transitions. [2022-11-21 23:24:41,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:24:41,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:24:41,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:24:41,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:24:41,425 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 23:24:44,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:24:44,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 275 states and 898 transitions. [2022-11-21 23:24:44,780 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 898 transitions. [2022-11-21 23:24:44,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:24:44,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:24:44,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:24:44,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:03,656 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:26:15,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:26:15,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 285 states and 943 transitions. [2022-11-21 23:26:15,334 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 943 transitions. [2022-11-21 23:26:15,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:26:15,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:26:15,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:26:15,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:26:26,886 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:26:49,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:26:49,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 287 states and 949 transitions. [2022-11-21 23:26:49,177 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 949 transitions. [2022-11-21 23:26:49,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:26:49,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:26:49,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:26:49,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat