./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cstpcpy-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_910bedda-5bc2-4d78-945b-9532af03806a/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910bedda-5bc2-4d78-945b-9532af03806a/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_910bedda-5bc2-4d78-945b-9532af03806a/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910bedda-5bc2-4d78-945b-9532af03806a/bin/ukojak-jW3SillKbg/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cstpcpy-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910bedda-5bc2-4d78-945b-9532af03806a/bin/ukojak-jW3SillKbg/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910bedda-5bc2-4d78-945b-9532af03806a/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 32bit --witnessprinter.graph.data.programhash f22afdea3888c472e42c0b4bee511704d4ceb9c1e2d9f4db0ce5ffbd6de758f0 --- 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 22:25:07,822 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:25:07,825 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:25:07,853 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:25:07,854 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:25:07,855 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:25:07,856 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:25:07,858 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:25:07,866 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:25:07,868 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:25:07,869 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:25:07,870 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:25:07,870 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:25:07,871 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:25:07,873 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:25:07,874 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:25:07,875 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:25:07,876 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:25:07,879 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:25:07,881 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:25:07,882 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:25:07,889 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:25:07,890 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:25:07,891 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:25:07,896 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:25:07,896 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:25:07,896 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:25:07,897 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:25:07,898 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:25:07,899 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:25:07,899 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:25:07,900 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:25:07,901 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:25:07,911 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:25:07,912 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:25:07,912 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:25:07,913 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:25:07,914 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:25:07,914 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:25:07,915 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:25:07,916 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:25:07,919 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910bedda-5bc2-4d78-945b-9532af03806a/bin/ukojak-jW3SillKbg/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-11-21 22:25:07,965 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:25:07,968 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:25:07,970 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:25:07,971 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:25:07,971 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:25:07,972 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:25:07,972 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:25:07,972 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:25:07,972 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:25:07,973 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:25:07,974 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-21 22:25:07,974 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-21 22:25:07,974 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-21 22:25:07,975 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:25:07,975 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:25:07,975 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:25:07,975 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:25:07,975 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:25:07,976 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:25:07,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:25:07,976 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:25:07,977 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:25:07,977 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:25:07,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:25:07,977 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_910bedda-5bc2-4d78-945b-9532af03806a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910bedda-5bc2-4d78-945b-9532af03806a/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f22afdea3888c472e42c0b4bee511704d4ceb9c1e2d9f4db0ce5ffbd6de758f0 [2022-11-21 22:25:08,229 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:25:08,252 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:25:08,255 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:25:08,256 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:25:08,257 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:25:08,258 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910bedda-5bc2-4d78-945b-9532af03806a/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/array-memsafety/openbsd_cstpcpy-alloca-1.i [2022-11-21 22:25:11,283 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:25:11,604 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:25:11,610 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910bedda-5bc2-4d78-945b-9532af03806a/sv-benchmarks/c/array-memsafety/openbsd_cstpcpy-alloca-1.i [2022-11-21 22:25:11,626 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910bedda-5bc2-4d78-945b-9532af03806a/bin/ukojak-jW3SillKbg/data/4fc04ee26/b673aeeb5c7a472788b31182f8a3fc0a/FLAG4c87851f5 [2022-11-21 22:25:11,641 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910bedda-5bc2-4d78-945b-9532af03806a/bin/ukojak-jW3SillKbg/data/4fc04ee26/b673aeeb5c7a472788b31182f8a3fc0a [2022-11-21 22:25:11,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:25:11,645 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:25:11,647 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:25:11,647 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:25:11,651 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:25:11,652 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:25:11" (1/1) ... [2022-11-21 22:25:11,653 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2988ee13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:25:11, skipping insertion in model container [2022-11-21 22:25:11,653 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:25:11" (1/1) ... [2022-11-21 22:25:11,661 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:25:11,710 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:25:12,035 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:25:12,048 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:25:12,082 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:25:12,108 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:25:12,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:25:12 WrapperNode [2022-11-21 22:25:12,109 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:25:12,110 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:25:12,110 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:25:12,111 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:25:12,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:25:12" (1/1) ... [2022-11-21 22:25:12,131 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:25:12" (1/1) ... [2022-11-21 22:25:12,154 INFO L138 Inliner]: procedures = 117, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 64 [2022-11-21 22:25:12,155 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:25:12,156 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:25:12,156 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:25:12,156 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:25:12,165 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:25:12" (1/1) ... [2022-11-21 22:25:12,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:25:12" (1/1) ... [2022-11-21 22:25:12,168 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:25:12" (1/1) ... [2022-11-21 22:25:12,169 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:25:12" (1/1) ... [2022-11-21 22:25:12,174 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:25:12" (1/1) ... [2022-11-21 22:25:12,178 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:25:12" (1/1) ... [2022-11-21 22:25:12,180 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:25:12" (1/1) ... [2022-11-21 22:25:12,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:25:12" (1/1) ... [2022-11-21 22:25:12,183 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:25:12,184 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:25:12,184 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:25:12,184 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:25:12,185 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:25:12" (1/1) ... [2022-11-21 22:25:12,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:25:12,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910bedda-5bc2-4d78-945b-9532af03806a/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:25:12,218 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910bedda-5bc2-4d78-945b-9532af03806a/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:25:12,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_910bedda-5bc2-4d78-945b-9532af03806a/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:25:12,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 22:25:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 22:25:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:25:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:25:12,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:25:12,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:25:12,380 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:25:12,383 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:25:12,556 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:25:12,650 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:25:12,652 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 22:25:12,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:25:12 BoogieIcfgContainer [2022-11-21 22:25:12,655 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:25:12,670 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:25:12,671 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:25:12,692 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:25:12,692 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:25:12" (1/1) ... [2022-11-21 22:25:12,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:25:12,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:25:12,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2022-11-21 22:25:12,760 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2022-11-21 22:25:12,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-21 22:25:12,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:25:12,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:25:12,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:25:13,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:25:13,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:25:13,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2022-11-21 22:25:13,091 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2022-11-21 22:25:13,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 22:25:13,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:25:13,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:25:13,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:25:13,303 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 22:25:13,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:25:13,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2022-11-21 22:25:13,359 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2022-11-21 22:25:13,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 22:25:13,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:25:13,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:25:13,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:25:13,489 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 22:25:13,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:25:13,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2022-11-21 22:25:13,699 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2022-11-21 22:25:13,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 22:25:13,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:25:13,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:25:13,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:25:13,806 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 22:25:13,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:25:13,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2022-11-21 22:25:13,823 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2022-11-21 22:25:13,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 22:25:13,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:25:13,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:25:13,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:25:14,098 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 22:25:14,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:25:14,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2022-11-21 22:25:14,718 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2022-11-21 22:25:14,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 22:25:14,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:25:14,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:25:14,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:25:14,994 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 22:25:15,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:25:15,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2022-11-21 22:25:15,729 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2022-11-21 22:25:15,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 22:25:15,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:25:15,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:25:15,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:25:16,096 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 22:25:16,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:25:16,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 27 states and 38 transitions. [2022-11-21 22:25:16,978 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2022-11-21 22:25:16,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:25:16,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:25:16,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:25:16,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:25:17,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:25:17,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:25:17,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2022-11-21 22:25:17,120 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2022-11-21 22:25:17,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:25:17,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:25:17,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:25:17,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:25:17,335 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 22:25:17,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:25:17,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 29 states and 41 transitions. [2022-11-21 22:25:17,680 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 41 transitions. [2022-11-21 22:25:17,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 22:25:17,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:25:17,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:25:17,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:25:17,922 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 22:25:19,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:25:19,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 33 states and 51 transitions. [2022-11-21 22:25:19,410 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 51 transitions. [2022-11-21 22:25:19,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 22:25:19,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:25:19,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:25:19,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:25:19,886 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 22:25:22,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:25:22,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 37 states and 61 transitions. [2022-11-21 22:25:22,900 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2022-11-21 22:25:22,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 22:25:22,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:25:22,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:25:22,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:25:23,485 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:25:24,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:25:24,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 38 states and 62 transitions. [2022-11-21 22:25:24,380 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2022-11-21 22:25:24,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 22:25:24,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:25:24,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:25:24,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:25:24,863 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:25:25,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:25:25,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 29 states and 41 transitions. [2022-11-21 22:25:25,812 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 41 transitions. [2022-11-21 22:25:25,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 22:25:25,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:25:25,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:25:25,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:25:25,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:25:26,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:25:26,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 43 transitions. [2022-11-21 22:25:26,235 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2022-11-21 22:25:26,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 22:25:26,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:25:26,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:25:26,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:25:27,103 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 22:25:30,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:25:30,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2022-11-21 22:25:30,075 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2022-11-21 22:25:30,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 22:25:30,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:25:30,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:25:30,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:25:30,270 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:25:30,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:25:30,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 33 states and 48 transitions. [2022-11-21 22:25:30,972 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 48 transitions. [2022-11-21 22:25:30,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 22:25:30,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:25:30,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:25:30,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:25:31,650 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:25:33,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:25:33,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 34 states and 50 transitions. [2022-11-21 22:25:33,851 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 50 transitions. [2022-11-21 22:25:33,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 22:25:33,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:25:33,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:25:33,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:25:34,103 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 22:25:38,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:25:38,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 38 states and 59 transitions. [2022-11-21 22:25:38,206 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 59 transitions. [2022-11-21 22:25:38,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 22:25:38,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:25:38,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:25:38,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:25:39,291 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:25:43,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:25:43,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 42 states and 65 transitions. [2022-11-21 22:25:43,346 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 65 transitions. [2022-11-21 22:25:43,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 22:25:43,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:25:43,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:25:43,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:25:44,533 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:25:47,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:25:47,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 39 states and 59 transitions. [2022-11-21 22:25:47,190 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 59 transitions. [2022-11-21 22:25:47,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 22:25:47,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:25:47,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:25:47,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:25:47,788 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:25:53,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:25:53,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2022-11-21 22:25:53,665 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2022-11-21 22:25:53,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 22:25:53,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:25:53,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:25:53,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:25:53,697 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:25:55,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:25:55,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 40 states and 59 transitions. [2022-11-21 22:25:55,046 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 59 transitions. [2022-11-21 22:25:55,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 22:25:55,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:25:55,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:25:55,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:25:56,363 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:26:03,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:03,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2022-11-21 22:26:03,705 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2022-11-21 22:26:03,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 22:26:03,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:03,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:03,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:03,755 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:26:04,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:04,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 42 states and 61 transitions. [2022-11-21 22:26:04,492 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 61 transitions. [2022-11-21 22:26:04,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 22:26:04,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:04,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:04,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:06,914 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:26:20,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:20,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 50 states and 76 transitions. [2022-11-21 22:26:20,656 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 76 transitions. [2022-11-21 22:26:20,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:26:20,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:20,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:20,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:20,777 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 22:26:26,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:26,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 55 states and 85 transitions. [2022-11-21 22:26:26,021 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 85 transitions. [2022-11-21 22:26:26,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 22:26:26,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:26,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:26,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:27,646 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:26:39,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:39,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 61 states and 96 transitions. [2022-11-21 22:26:39,617 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 96 transitions. [2022-11-21 22:26:39,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 22:26:39,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:39,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:39,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:39,723 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-21 22:26:42,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:42,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 63 states and 99 transitions. [2022-11-21 22:26:42,353 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 99 transitions. [2022-11-21 22:26:42,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 22:26:42,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:42,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:42,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:42,391 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-21 22:26:43,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:43,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 62 states and 97 transitions. [2022-11-21 22:26:43,393 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 97 transitions. [2022-11-21 22:26:43,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 22:26:43,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:43,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:43,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:45,695 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:27:04,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:27:04,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 68 states and 111 transitions. [2022-11-21 22:27:04,406 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 111 transitions. [2022-11-21 22:27:04,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:27:04,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:27:04,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:27:04,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:27:07,768 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 3 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:27:32,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:27:32,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 79 states and 133 transitions. [2022-11-21 22:27:32,390 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 133 transitions. [2022-11-21 22:27:32,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:27:32,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:27:32,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:27:32,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:27:32,508 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-21 22:27:36,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:27:36,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 83 states and 139 transitions. [2022-11-21 22:27:36,529 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 139 transitions. [2022-11-21 22:27:36,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:27:36,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:27:36,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:27:36,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:27:39,649 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:28:01,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:28:01,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 89 states and 152 transitions. [2022-11-21 22:28:01,919 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 152 transitions. [2022-11-21 22:28:01,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 22:28:01,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:28:01,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:28:01,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:28:02,069 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-11-21 22:28:07,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:28:07,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 93 states and 160 transitions. [2022-11-21 22:28:07,174 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 160 transitions. [2022-11-21 22:28:07,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 22:28:07,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:28:07,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:28:07,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:28:12,480 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:28:38,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:28:38,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 99 states and 170 transitions. [2022-11-21 22:28:38,480 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 170 transitions. [2022-11-21 22:28:38,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 22:28:38,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:28:38,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:28:38,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:28:42,826 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:29:11,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:11,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 111 states and 190 transitions. [2022-11-21 22:29:11,979 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 190 transitions. [2022-11-21 22:29:11,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 22:29:11,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:11,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:11,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:16,725 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 12 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:29:47,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:47,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 117 states and 201 transitions. [2022-11-21 22:29:47,393 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 201 transitions. [2022-11-21 22:29:47,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 22:29:47,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:47,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:47,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:53,480 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 9 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:30:27,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:27,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 123 states and 211 transitions. [2022-11-21 22:30:27,507 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 211 transitions. [2022-11-21 22:30:27,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 22:30:27,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:27,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:27,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:32,980 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 5 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:31:07,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:07,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 135 states and 232 transitions. [2022-11-21 22:31:07,828 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 232 transitions. [2022-11-21 22:31:07,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-21 22:31:07,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:07,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:07,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:14,210 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 20 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:31:52,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:52,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 141 states and 243 transitions. [2022-11-21 22:31:52,020 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 243 transitions. [2022-11-21 22:31:52,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 22:31:52,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:52,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:52,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:59,405 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 16 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:32:40,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:32:40,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 147 states and 253 transitions. [2022-11-21 22:32:40,494 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 253 transitions. [2022-11-21 22:32:40,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 22:32:40,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:32:40,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:32:40,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:32:47,026 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 6 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:33:28,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:33:28,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 159 states and 275 transitions. [2022-11-21 22:33:28,617 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 275 transitions. [2022-11-21 22:33:28,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-21 22:33:28,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:33:28,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:28,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:33:37,266 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 30 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:34:24,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:34:24,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 165 states and 286 transitions. [2022-11-21 22:34:24,330 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 286 transitions. [2022-11-21 22:34:24,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-21 22:34:24,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:34:24,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:34:24,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:34:33,891 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 25 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:35:24,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:35:24,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 171 states and 296 transitions. [2022-11-21 22:35:24,222 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 296 transitions. [2022-11-21 22:35:24,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 22:35:24,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:35:24,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:35:24,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:35:32,236 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 7 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:36:22,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:36:22,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 183 states and 319 transitions. [2022-11-21 22:36:22,117 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 319 transitions. [2022-11-21 22:36:22,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-21 22:36:22,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:36:22,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:36:22,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:36:32,156 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 42 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:37:28,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:37:28,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 189 states and 330 transitions. [2022-11-21 22:37:28,924 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 330 transitions. [2022-11-21 22:37:28,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-21 22:37:28,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:37:28,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:37:28,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:37:42,741 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 36 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:38:44,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:38:44,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 195 states and 340 transitions. [2022-11-21 22:38:44,100 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 340 transitions. [2022-11-21 22:38:44,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-21 22:38:44,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:38:44,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:38:44,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:38:52,961 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 8 proven. 148 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.