./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/insertionSort_recursive.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e11e0267-3a2d-4c26-b147-d14ab5091192/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e11e0267-3a2d-4c26-b147-d14ab5091192/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e11e0267-3a2d-4c26-b147-d14ab5091192/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e11e0267-3a2d-4c26-b147-d14ab5091192/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/insertionSort_recursive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e11e0267-3a2d-4c26-b147-d14ab5091192/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e11e0267-3a2d-4c26-b147-d14ab5091192/bin/ukojak-pZX7IvK2PQ --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 1ae4a3f744c0a8577333c2c3dfb4ecaabbd2cf6e1675b06577194a98b8d1aee1 --- 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-6b4ec56 [2022-11-20 17:08:35,796 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:08:35,798 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:08:35,818 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:08:35,823 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:08:35,828 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:08:35,835 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:08:35,838 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:08:35,840 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:08:35,848 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:08:35,849 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:08:35,851 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:08:35,852 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:08:35,855 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:08:35,856 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:08:35,860 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:08:35,862 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:08:35,863 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:08:35,865 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:08:35,869 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:08:35,873 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:08:35,875 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:08:35,877 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:08:35,878 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:08:35,886 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:08:35,886 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:08:35,887 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:08:35,889 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:08:35,890 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:08:35,891 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:08:35,892 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:08:35,893 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:08:35,895 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:08:35,896 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:08:35,898 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:08:35,898 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:08:35,899 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:08:35,899 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:08:35,899 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:08:35,901 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:08:35,902 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:08:35,903 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e11e0267-3a2d-4c26-b147-d14ab5091192/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-11-20 17:08:35,947 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:08:35,947 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:08:35,949 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:08:35,949 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:08:35,950 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:08:35,950 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:08:35,950 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:08:35,951 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:08:35,951 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 17:08:35,951 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 17:08:35,952 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 17:08:35,952 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:08:35,953 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:08:35,953 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:08:35,953 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:08:35,954 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:08:35,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:08:35,954 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:08:35,954 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:08:35,955 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:08:35,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:08:35,955 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_e11e0267-3a2d-4c26-b147-d14ab5091192/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e11e0267-3a2d-4c26-b147-d14ab5091192/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ae4a3f744c0a8577333c2c3dfb4ecaabbd2cf6e1675b06577194a98b8d1aee1 [2022-11-20 17:08:36,242 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:08:36,269 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:08:36,274 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:08:36,275 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:08:36,276 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:08:36,277 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e11e0267-3a2d-4c26-b147-d14ab5091192/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/termination-recursive-malloc/insertionSort_recursive.i [2022-11-20 17:08:39,334 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:08:39,516 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:08:39,517 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e11e0267-3a2d-4c26-b147-d14ab5091192/sv-benchmarks/c/termination-recursive-malloc/insertionSort_recursive.i [2022-11-20 17:08:39,524 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e11e0267-3a2d-4c26-b147-d14ab5091192/bin/ukojak-pZX7IvK2PQ/data/5ac8b3430/69d0c3f6473f46349106974b1dc28c56/FLAG84ba6f46f [2022-11-20 17:08:39,538 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e11e0267-3a2d-4c26-b147-d14ab5091192/bin/ukojak-pZX7IvK2PQ/data/5ac8b3430/69d0c3f6473f46349106974b1dc28c56 [2022-11-20 17:08:39,541 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:08:39,543 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:08:39,544 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:08:39,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:08:39,548 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:08:39,549 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:08:39" (1/1) ... [2022-11-20 17:08:39,550 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d0814e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:39, skipping insertion in model container [2022-11-20 17:08:39,550 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:08:39" (1/1) ... [2022-11-20 17:08:39,561 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:08:39,577 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:08:39,724 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:08:39,732 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:08:39,748 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:08:39,760 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:08:39,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:39 WrapperNode [2022-11-20 17:08:39,760 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:08:39,761 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:08:39,761 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:08:39,761 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:08:39,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:39" (1/1) ... [2022-11-20 17:08:39,773 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:39" (1/1) ... [2022-11-20 17:08:39,791 INFO L138 Inliner]: procedures = 11, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 30 [2022-11-20 17:08:39,792 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:08:39,792 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:08:39,793 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:08:39,793 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:08:39,803 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:39" (1/1) ... [2022-11-20 17:08:39,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:39" (1/1) ... [2022-11-20 17:08:39,819 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:39" (1/1) ... [2022-11-20 17:08:39,820 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:39" (1/1) ... [2022-11-20 17:08:39,826 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:39" (1/1) ... [2022-11-20 17:08:39,836 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:39" (1/1) ... [2022-11-20 17:08:39,837 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:39" (1/1) ... [2022-11-20 17:08:39,838 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:39" (1/1) ... [2022-11-20 17:08:39,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:08:39,841 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:08:39,841 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:08:39,841 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:08:39,842 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:08:39" (1/1) ... [2022-11-20 17:08:39,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:08:39,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e11e0267-3a2d-4c26-b147-d14ab5091192/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:08:39,876 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e11e0267-3a2d-4c26-b147-d14ab5091192/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:08:39,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e11e0267-3a2d-4c26-b147-d14ab5091192/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:08:39,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:08:39,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:08:39,925 INFO L130 BoogieDeclarations]: Found specification of procedure insertionSort [2022-11-20 17:08:39,925 INFO L138 BoogieDeclarations]: Found implementation of procedure insertionSort [2022-11-20 17:08:39,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:08:39,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:08:39,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:08:39,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:08:40,020 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:08:40,022 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:08:40,351 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:08:40,468 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:08:40,469 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 17:08:40,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:08:40 BoogieIcfgContainer [2022-11-20 17:08:40,472 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:08:40,473 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:08:40,473 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:08:40,484 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:08:40,484 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:08:40" (1/1) ... [2022-11-20 17:08:40,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:08:40,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:40,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 40 states and 46 transitions. [2022-11-20 17:08:40,556 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2022-11-20 17:08:40,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 17:08:40,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:40,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:40,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:40,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:08:40,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:40,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 41 states and 47 transitions. [2022-11-20 17:08:40,808 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 47 transitions. [2022-11-20 17:08:40,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:08:40,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:40,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:40,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:40,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:08:40,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:40,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 40 states and 46 transitions. [2022-11-20 17:08:40,971 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2022-11-20 17:08:40,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:08:40,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:40,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:40,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:41,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:08:41,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:41,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 42 states and 50 transitions. [2022-11-20 17:08:41,763 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2022-11-20 17:08:41,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:08:41,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:41,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:41,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:42,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:08:43,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:43,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 45 states and 55 transitions. [2022-11-20 17:08:43,148 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 55 transitions. [2022-11-20 17:08:43,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:08:43,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:43,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:43,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:43,589 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:08:44,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:44,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 42 states and 50 transitions. [2022-11-20 17:08:44,447 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2022-11-20 17:08:44,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:08:44,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:44,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:44,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:44,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:08:44,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:44,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 45 states and 55 transitions. [2022-11-20 17:08:44,723 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 55 transitions. [2022-11-20 17:08:44,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:08:44,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:44,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:44,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:45,110 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:08:46,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:46,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 49 states and 63 transitions. [2022-11-20 17:08:46,325 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2022-11-20 17:08:46,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:08:46,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:46,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:46,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:46,770 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:08:47,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:47,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 48 states and 60 transitions. [2022-11-20 17:08:47,418 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 60 transitions. [2022-11-20 17:08:47,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:08:47,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:47,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:47,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:47,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:08:47,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:47,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 59 transitions. [2022-11-20 17:08:47,452 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 59 transitions. [2022-11-20 17:08:47,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:08:47,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:47,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:47,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:47,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:08:47,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:47,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 47 states and 58 transitions. [2022-11-20 17:08:47,615 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 58 transitions. [2022-11-20 17:08:47,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:08:47,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:47,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:47,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:47,661 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:08:47,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:47,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 46 states and 57 transitions. [2022-11-20 17:08:47,685 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 57 transitions. [2022-11-20 17:08:47,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:08:47,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:47,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:47,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:47,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:08:48,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:48,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 61 transitions. [2022-11-20 17:08:48,745 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2022-11-20 17:08:48,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:08:48,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:48,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:48,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:48,843 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:08:50,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:50,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 52 states and 68 transitions. [2022-11-20 17:08:50,674 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 68 transitions. [2022-11-20 17:08:50,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:08:50,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:50,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:50,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:50,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:08:50,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:50,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 51 states and 67 transitions. [2022-11-20 17:08:50,710 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 67 transitions. [2022-11-20 17:08:50,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:08:50,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:50,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:50,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:51,132 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:08:52,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:52,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 56 states and 75 transitions. [2022-11-20 17:08:52,725 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 75 transitions. [2022-11-20 17:08:52,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:08:52,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:52,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:52,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:52,746 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:08:52,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:52,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 56 states and 74 transitions. [2022-11-20 17:08:52,917 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 74 transitions. [2022-11-20 17:08:52,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:08:52,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:52,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:52,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:52,939 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:08:53,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:53,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 55 states and 73 transitions. [2022-11-20 17:08:53,529 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 73 transitions. [2022-11-20 17:08:53,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:08:53,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:53,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:53,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:53,568 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:08:54,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:54,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 50 states and 65 transitions. [2022-11-20 17:08:54,528 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 65 transitions. [2022-11-20 17:08:54,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:08:54,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:54,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:54,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:54,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:08:56,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:56,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 54 states and 75 transitions. [2022-11-20 17:08:56,973 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 75 transitions. [2022-11-20 17:08:56,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:08:56,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:56,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:56,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:57,022 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:08:58,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:58,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 52 states and 70 transitions. [2022-11-20 17:08:58,685 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2022-11-20 17:08:58,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:08:58,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:58,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:58,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:59,620 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:09:05,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:05,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 64 states and 92 transitions. [2022-11-20 17:09:05,297 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 92 transitions. [2022-11-20 17:09:05,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:09:05,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:05,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:05,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:05,350 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:09:05,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:05,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 64 states and 91 transitions. [2022-11-20 17:09:05,810 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 91 transitions. [2022-11-20 17:09:05,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:09:05,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:05,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:05,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:06,511 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:09:13,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:13,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 75 states and 109 transitions. [2022-11-20 17:09:13,401 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 109 transitions. [2022-11-20 17:09:13,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:09:13,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:13,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:13,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:13,449 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:09:14,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:14,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 75 states and 108 transitions. [2022-11-20 17:09:14,072 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 108 transitions. [2022-11-20 17:09:14,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:09:14,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:14,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:14,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:14,740 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:09:17,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:17,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 73 states and 100 transitions. [2022-11-20 17:09:17,846 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 100 transitions. [2022-11-20 17:09:17,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:09:17,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:17,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:17,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:18,904 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:09:21,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:21,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 76 states and 105 transitions. [2022-11-20 17:09:21,874 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 105 transitions. [2022-11-20 17:09:21,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:09:21,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:21,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:21,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:22,631 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:09:23,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:23,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 77 states and 106 transitions. [2022-11-20 17:09:23,781 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 106 transitions. [2022-11-20 17:09:23,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:09:23,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:23,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:23,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:24,218 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:09:25,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:25,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 79 states and 112 transitions. [2022-11-20 17:09:25,358 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 112 transitions. [2022-11-20 17:09:25,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:09:25,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:25,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:25,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:25,384 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:09:25,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:25,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 78 states and 111 transitions. [2022-11-20 17:09:25,404 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2022-11-20 17:09:25,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:09:25,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:25,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:25,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:25,651 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 17:09:26,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:26,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 79 states and 112 transitions. [2022-11-20 17:09:26,567 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 112 transitions. [2022-11-20 17:09:26,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:09:26,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:26,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:26,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:26,610 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:09:27,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:27,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 81 states and 116 transitions. [2022-11-20 17:09:27,164 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 116 transitions. [2022-11-20 17:09:27,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:09:27,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:27,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:27,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:27,191 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:09:27,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:27,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 81 states and 115 transitions. [2022-11-20 17:09:27,532 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 115 transitions. [2022-11-20 17:09:27,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:09:27,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:27,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:27,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:27,785 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:09:32,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:32,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 84 states and 118 transitions. [2022-11-20 17:09:32,740 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 118 transitions. [2022-11-20 17:09:32,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:09:32,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:32,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:32,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:34,365 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:09:48,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:48,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 103 states and 149 transitions. [2022-11-20 17:09:48,443 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 149 transitions. [2022-11-20 17:09:48,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:09:48,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:48,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:48,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:49,418 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:09:51,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:51,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 106 states and 154 transitions. [2022-11-20 17:09:51,537 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 154 transitions. [2022-11-20 17:09:51,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:09:51,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:51,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:51,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:54,427 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 2 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:10:10,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:10,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 122 states and 179 transitions. [2022-11-20 17:10:10,383 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 179 transitions. [2022-11-20 17:10:10,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:10:10,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:10,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:10,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:10,453 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-11-20 17:10:11,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:11,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 118 states and 172 transitions. [2022-11-20 17:10:11,472 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 172 transitions. [2022-11-20 17:10:11,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:10:11,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:11,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:11,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:11,621 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:10:13,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:13,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 124 states and 177 transitions. [2022-11-20 17:10:13,797 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 177 transitions. [2022-11-20 17:10:13,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:10:13,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:13,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:13,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:14,783 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 2 proven. 24 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:10:17,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:17,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 130 states and 182 transitions. [2022-11-20 17:10:17,851 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 182 transitions. [2022-11-20 17:10:17,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:10:17,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:17,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:17,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:17,914 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-11-20 17:10:22,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:22,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 130 states and 181 transitions. [2022-11-20 17:10:22,277 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 181 transitions. [2022-11-20 17:10:22,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:10:22,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:22,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:22,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:24,489 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 18 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:10:42,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:42,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 149 states and 212 transitions. [2022-11-20 17:10:42,644 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 212 transitions. [2022-11-20 17:10:42,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 17:10:42,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:42,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:42,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:42,729 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-11-20 17:10:47,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:47,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 150 states and 214 transitions. [2022-11-20 17:10:47,813 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 214 transitions. [2022-11-20 17:10:47,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-20 17:10:47,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:47,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:47,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:50,335 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 6 proven. 40 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-20 17:11:16,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:16,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 171 states and 264 transitions. [2022-11-20 17:11:16,448 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 264 transitions. [2022-11-20 17:11:16,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:11:16,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:16,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:16,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:22,365 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:44,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:44,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 187 states and 289 transitions. [2022-11-20 17:11:44,906 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 289 transitions. [2022-11-20 17:11:44,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 17:11:44,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:44,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:44,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:45,010 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2022-11-20 17:11:51,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:51,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 182 states and 284 transitions. [2022-11-20 17:11:51,421 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 284 transitions. [2022-11-20 17:11:51,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:11:51,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:51,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:51,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:51,592 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 21 proven. 28 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:11:54,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:54,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 188 states and 289 transitions. [2022-11-20 17:11:54,711 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 289 transitions. [2022-11-20 17:11:54,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 17:11:54,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:54,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:54,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:56,581 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 6 proven. 50 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:12:01,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:01,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 194 states and 294 transitions. [2022-11-20 17:12:01,158 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 294 transitions. [2022-11-20 17:12:01,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:12:01,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:01,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:01,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:04,468 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 40 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:30,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:30,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 213 states and 325 transitions. [2022-11-20 17:12:30,983 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 325 transitions. [2022-11-20 17:12:30,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:12:30,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:30,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:31,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:40,385 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 12 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:12,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:12,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 229 states and 349 transitions. [2022-11-20 17:13:12,925 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 349 transitions. [2022-11-20 17:13:12,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-20 17:13:12,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:12,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:12,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:13,182 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 46 proven. 42 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:13:16,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:16,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 235 states and 354 transitions. [2022-11-20 17:13:16,977 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 354 transitions. [2022-11-20 17:13:16,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-20 17:13:16,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:16,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:17,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:17,525 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 12 proven. 85 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:13:21,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:21,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 241 states and 359 transitions. [2022-11-20 17:13:21,497 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 359 transitions. [2022-11-20 17:13:21,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-20 17:13:21,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:21,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:21,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:25,758 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 71 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:58,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:58,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 260 states and 390 transitions. [2022-11-20 17:13:58,456 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 390 transitions. [2022-11-20 17:13:58,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-20 17:13:58,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:58,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:58,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:12,361 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 20 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:14:54,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:54,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 276 states and 414 transitions. [2022-11-20 17:14:54,623 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 414 transitions. [2022-11-20 17:14:54,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-20 17:14:54,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:54,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:54,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:54,967 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 80 proven. 58 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:14:59,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:59,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 282 states and 419 transitions. [2022-11-20 17:14:59,467 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 419 transitions. [2022-11-20 17:14:59,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 17:14:59,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:59,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:59,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:00,021 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 20 proven. 129 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:15:04,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:04,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 288 states and 424 transitions. [2022-11-20 17:15:04,727 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 424 transitions. [2022-11-20 17:15:04,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-20 17:15:04,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:04,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:04,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:09,609 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 111 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:47,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:47,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 307 states and 455 transitions. [2022-11-20 17:15:47,774 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 455 transitions. [2022-11-20 17:15:47,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-11-20 17:15:47,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:47,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:47,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:06,924 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 30 proven. 167 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:16:58,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:16:58,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 323 states and 479 transitions. [2022-11-20 17:16:58,503 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 479 transitions. [2022-11-20 17:16:58,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:16:58,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:16:58,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:16:58,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:58,901 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 123 proven. 76 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:17:04,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:04,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 329 states and 484 transitions. [2022-11-20 17:17:04,003 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 484 transitions. [2022-11-20 17:17:04,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-20 17:17:04,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:04,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:04,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:04,979 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 30 proven. 182 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:17:10,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:10,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 335 states and 489 transitions. [2022-11-20 17:17:10,252 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 489 transitions. [2022-11-20 17:17:10,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-20 17:17:10,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:10,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:10,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:16,410 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 160 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:17:59,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:59,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 354 states and 520 transitions. [2022-11-20 17:17:59,699 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 520 transitions. [2022-11-20 17:17:59,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-20 17:17:59,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:59,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:59,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:18:23,397 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 42 proven. 226 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:19:23,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:23,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 370 states and 544 transitions. [2022-11-20 17:19:23,613 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 544 transitions. [2022-11-20 17:19:23,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-20 17:19:23,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:19:23,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:19:23,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:19:24,095 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 175 proven. 96 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:19:30,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:30,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 376 states and 549 transitions. [2022-11-20 17:19:30,035 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 549 transitions. [2022-11-20 17:19:30,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-20 17:19:30,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:19:30,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:19:30,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:19:33,118 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 42 proven. 244 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:19:41,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:41,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 382 states and 554 transitions. [2022-11-20 17:19:41,173 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 554 transitions. [2022-11-20 17:19:41,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-20 17:19:41,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:19:41,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:19:41,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:19:47,521 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 218 proven. 115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:20:35,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:20:35,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 401 states and 585 transitions. [2022-11-20 17:20:35,533 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 585 transitions. [2022-11-20 17:20:35,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-11-20 17:20:35,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:20:35,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:20:35,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:21:04,184 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 56 proven. 294 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.