./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 e04fb08f 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_0ca59833-94d3-46ca-9431-a47a249ab8a3/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca59833-94d3-46ca-9431-a47a249ab8a3/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca59833-94d3-46ca-9431-a47a249ab8a3/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca59833-94d3-46ca-9431-a47a249ab8a3/bin/ukojak-CydTVMUXoH/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/insertionSort_recursive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca59833-94d3-46ca-9431-a47a249ab8a3/bin/ukojak-CydTVMUXoH/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca59833-94d3-46ca-9431-a47a249ab8a3/bin/ukojak-CydTVMUXoH --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-e04fb08 [2022-11-16 08:41:29,954 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:41:29,955 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:41:29,986 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:41:29,987 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:41:29,991 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:41:29,993 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:41:29,996 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:41:29,999 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:41:30,001 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:41:30,004 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:41:30,008 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:41:30,010 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:41:30,014 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:41:30,016 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:41:30,018 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:41:30,020 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:41:30,027 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:41:30,029 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:41:30,031 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:41:30,032 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:41:30,041 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:41:30,042 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:41:30,043 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:41:30,047 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:41:30,051 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:41:30,051 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:41:30,052 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:41:30,053 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:41:30,054 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:41:30,054 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:41:30,057 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:41:30,057 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:41:30,059 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:41:30,060 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:41:30,061 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:41:30,063 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:41:30,063 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:41:30,063 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:41:30,064 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:41:30,065 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:41:30,066 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca59833-94d3-46ca-9431-a47a249ab8a3/bin/ukojak-CydTVMUXoH/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-11-16 08:41:30,101 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:41:30,107 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:41:30,110 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:41:30,110 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:41:30,110 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:41:30,110 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 08:41:30,111 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 08:41:30,111 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:41:30,111 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 08:41:30,111 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 08:41:30,113 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 08:41:30,113 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:41:30,113 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:41:30,113 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:41:30,114 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:41:30,114 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:41:30,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:41:30,114 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:41:30,115 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:41:30,115 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 08:41:30,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 08:41:30,115 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_0ca59833-94d3-46ca-9431-a47a249ab8a3/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca59833-94d3-46ca-9431-a47a249ab8a3/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ae4a3f744c0a8577333c2c3dfb4ecaabbd2cf6e1675b06577194a98b8d1aee1 [2022-11-16 08:41:30,480 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:41:30,503 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:41:30,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:41:30,506 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:41:30,507 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:41:30,509 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca59833-94d3-46ca-9431-a47a249ab8a3/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/termination-recursive-malloc/insertionSort_recursive.i [2022-11-16 08:41:30,601 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca59833-94d3-46ca-9431-a47a249ab8a3/bin/ukojak-CydTVMUXoH/data/9dc5f6784/b4d236ebafb047d2b1b14cb2cecb9a17/FLAGebdb95b04 [2022-11-16 08:41:31,169 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:41:31,170 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca59833-94d3-46ca-9431-a47a249ab8a3/sv-benchmarks/c/termination-recursive-malloc/insertionSort_recursive.i [2022-11-16 08:41:31,177 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca59833-94d3-46ca-9431-a47a249ab8a3/bin/ukojak-CydTVMUXoH/data/9dc5f6784/b4d236ebafb047d2b1b14cb2cecb9a17/FLAGebdb95b04 [2022-11-16 08:41:31,510 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca59833-94d3-46ca-9431-a47a249ab8a3/bin/ukojak-CydTVMUXoH/data/9dc5f6784/b4d236ebafb047d2b1b14cb2cecb9a17 [2022-11-16 08:41:31,513 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:41:31,515 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:41:31,517 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:41:31,517 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:41:31,521 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:41:31,522 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:41:31" (1/1) ... [2022-11-16 08:41:31,525 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e717445 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:31, skipping insertion in model container [2022-11-16 08:41:31,525 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:41:31" (1/1) ... [2022-11-16 08:41:31,532 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:41:31,548 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:41:31,748 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:41:31,756 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:41:31,773 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:41:31,787 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:41:31,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:31 WrapperNode [2022-11-16 08:41:31,788 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:41:31,789 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:41:31,789 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:41:31,789 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:41:31,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:31" (1/1) ... [2022-11-16 08:41:31,804 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:31" (1/1) ... [2022-11-16 08:41:31,822 INFO L138 Inliner]: procedures = 11, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 30 [2022-11-16 08:41:31,823 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:41:31,824 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:41:31,824 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:41:31,824 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:41:31,833 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:31" (1/1) ... [2022-11-16 08:41:31,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:31" (1/1) ... [2022-11-16 08:41:31,836 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:31" (1/1) ... [2022-11-16 08:41:31,836 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:31" (1/1) ... [2022-11-16 08:41:31,841 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:31" (1/1) ... [2022-11-16 08:41:31,845 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:31" (1/1) ... [2022-11-16 08:41:31,846 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:31" (1/1) ... [2022-11-16 08:41:31,847 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:31" (1/1) ... [2022-11-16 08:41:31,849 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:41:31,850 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:41:31,850 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:41:31,851 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:41:31,852 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:41:31" (1/1) ... [2022-11-16 08:41:31,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:41:31,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca59833-94d3-46ca-9431-a47a249ab8a3/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:41:31,884 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca59833-94d3-46ca-9431-a47a249ab8a3/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:41:31,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca59833-94d3-46ca-9431-a47a249ab8a3/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:41:31,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 08:41:31,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 08:41:31,921 INFO L130 BoogieDeclarations]: Found specification of procedure insertionSort [2022-11-16 08:41:31,921 INFO L138 BoogieDeclarations]: Found implementation of procedure insertionSort [2022-11-16 08:41:31,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:41:31,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:41:31,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 08:41:31,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 08:41:32,013 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:41:32,015 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:41:32,372 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:41:32,423 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:41:32,423 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-16 08:41:32,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:41:32 BoogieIcfgContainer [2022-11-16 08:41:32,426 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:41:32,427 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:41:32,427 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:41:32,439 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:41:32,439 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:41:32" (1/1) ... [2022-11-16 08:41:32,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 08:41:32,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:32,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 40 states and 46 transitions. [2022-11-16 08:41:32,512 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2022-11-16 08:41:32,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-16 08:41:32,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:32,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:32,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:32,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:32,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:32,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 41 states and 47 transitions. [2022-11-16 08:41:32,764 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 47 transitions. [2022-11-16 08:41:32,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 08:41:32,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:32,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:32,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:32,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:32,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:32,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 40 states and 46 transitions. [2022-11-16 08:41:32,914 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2022-11-16 08:41:32,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 08:41:32,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:32,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:32,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:33,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:33,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:33,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 42 states and 50 transitions. [2022-11-16 08:41:33,717 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2022-11-16 08:41:33,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-16 08:41:33,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:33,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:33,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:34,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:35,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:35,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 45 states and 55 transitions. [2022-11-16 08:41:35,091 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 55 transitions. [2022-11-16 08:41:35,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-16 08:41:35,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:35,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:35,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:35,638 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:36,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:36,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 42 states and 50 transitions. [2022-11-16 08:41:36,636 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2022-11-16 08:41:36,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-16 08:41:36,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:36,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:36,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:36,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:36,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:36,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 45 states and 55 transitions. [2022-11-16 08:41:36,925 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 55 transitions. [2022-11-16 08:41:36,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-16 08:41:36,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:36,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:36,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:37,273 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:38,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:38,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 49 states and 63 transitions. [2022-11-16 08:41:38,494 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2022-11-16 08:41:38,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-16 08:41:38,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:38,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:38,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:38,893 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:39,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:39,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 48 states and 60 transitions. [2022-11-16 08:41:39,580 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 60 transitions. [2022-11-16 08:41:39,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-16 08:41:39,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:39,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:39,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:39,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-16 08:41:39,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:39,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 59 transitions. [2022-11-16 08:41:39,611 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 59 transitions. [2022-11-16 08:41:39,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-16 08:41:39,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:39,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:39,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:39,685 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-16 08:41:39,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:39,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 47 states and 58 transitions. [2022-11-16 08:41:39,758 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 58 transitions. [2022-11-16 08:41:39,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-16 08:41:39,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:39,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:39,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:39,777 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-16 08:41:39,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:39,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 46 states and 57 transitions. [2022-11-16 08:41:39,797 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 57 transitions. [2022-11-16 08:41:39,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-16 08:41:39,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:39,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:39,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:40,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-16 08:41:40,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:40,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 61 transitions. [2022-11-16 08:41:40,817 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2022-11-16 08:41:40,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-16 08:41:40,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:40,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:40,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:40,910 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-16 08:41:42,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:42,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 52 states and 68 transitions. [2022-11-16 08:41:42,753 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 68 transitions. [2022-11-16 08:41:42,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-16 08:41:42,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:42,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:42,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:42,783 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-16 08:41:42,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:42,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 51 states and 67 transitions. [2022-11-16 08:41:42,827 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 67 transitions. [2022-11-16 08:41:42,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-16 08:41:42,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:42,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:42,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:43,358 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:44,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:44,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 56 states and 75 transitions. [2022-11-16 08:41:44,961 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 75 transitions. [2022-11-16 08:41:44,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-16 08:41:44,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:44,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:44,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:44,991 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-16 08:41:45,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:45,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 56 states and 74 transitions. [2022-11-16 08:41:45,173 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 74 transitions. [2022-11-16 08:41:45,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-16 08:41:45,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:45,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:45,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:45,190 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:45,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:45,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 55 states and 73 transitions. [2022-11-16 08:41:45,802 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 73 transitions. [2022-11-16 08:41:45,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-16 08:41:45,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:45,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:45,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:45,841 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-16 08:41:46,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:46,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 50 states and 65 transitions. [2022-11-16 08:41:46,771 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 65 transitions. [2022-11-16 08:41:46,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-16 08:41:46,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:46,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:46,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:47,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-16 08:41:49,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:49,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 54 states and 75 transitions. [2022-11-16 08:41:49,323 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 75 transitions. [2022-11-16 08:41:49,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-16 08:41:49,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:49,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:49,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:49,372 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-16 08:41:51,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:51,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 52 states and 70 transitions. [2022-11-16 08:41:51,077 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2022-11-16 08:41:51,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-16 08:41:51,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:51,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:51,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:52,077 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:57,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:57,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 64 states and 92 transitions. [2022-11-16 08:41:57,654 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 92 transitions. [2022-11-16 08:41:57,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-16 08:41:57,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:57,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:57,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:57,714 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 08:41:58,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:58,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 64 states and 91 transitions. [2022-11-16 08:41:58,276 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 91 transitions. [2022-11-16 08:41:58,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-16 08:41:58,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:58,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:58,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:58,332 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-16 08:41:58,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:58,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 60 states and 84 transitions. [2022-11-16 08:41:58,838 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 84 transitions. [2022-11-16 08:41:58,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-16 08:41:58,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:58,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:58,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:59,505 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:07,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:07,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 71 states and 100 transitions. [2022-11-16 08:42:07,469 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 100 transitions. [2022-11-16 08:42:07,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-16 08:42:07,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:07,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:07,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:08,153 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:09,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:09,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 69 states and 93 transitions. [2022-11-16 08:42:09,528 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 93 transitions. [2022-11-16 08:42:09,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-16 08:42:09,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:09,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:09,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:10,550 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-16 08:42:13,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:13,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 72 states and 98 transitions. [2022-11-16 08:42:13,503 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 98 transitions. [2022-11-16 08:42:13,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-16 08:42:13,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:13,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:13,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:14,304 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-16 08:42:15,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:15,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 73 states and 99 transitions. [2022-11-16 08:42:15,443 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 99 transitions. [2022-11-16 08:42:15,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-16 08:42:15,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:15,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:15,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:15,914 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-16 08:42:17,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:17,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 75 states and 105 transitions. [2022-11-16 08:42:17,085 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 105 transitions. [2022-11-16 08:42:17,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-16 08:42:17,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:17,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:17,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:17,113 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-16 08:42:17,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:17,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 74 states and 104 transitions. [2022-11-16 08:42:17,133 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 104 transitions. [2022-11-16 08:42:17,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-16 08:42:17,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:17,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:17,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:17,383 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-16 08:42:18,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:18,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 75 states and 105 transitions. [2022-11-16 08:42:18,273 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 105 transitions. [2022-11-16 08:42:18,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-16 08:42:18,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:18,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:18,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:18,326 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-16 08:42:18,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:18,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 77 states and 109 transitions. [2022-11-16 08:42:18,894 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2022-11-16 08:42:18,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-16 08:42:18,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:18,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:18,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:18,925 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-16 08:42:19,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:19,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 77 states and 108 transitions. [2022-11-16 08:42:19,288 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 108 transitions. [2022-11-16 08:42:19,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-16 08:42:19,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:19,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:19,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:19,568 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-16 08:42:24,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:24,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 80 states and 111 transitions. [2022-11-16 08:42:24,508 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 111 transitions. [2022-11-16 08:42:24,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-16 08:42:24,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:24,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:24,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:25,999 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:39,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:39,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 99 states and 142 transitions. [2022-11-16 08:42:39,878 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 142 transitions. [2022-11-16 08:42:39,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-16 08:42:39,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:39,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:39,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:40,817 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-16 08:42:42,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:42,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 102 states and 147 transitions. [2022-11-16 08:42:42,833 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 147 transitions. [2022-11-16 08:42:42,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-16 08:42:42,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:42,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:42,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:45,919 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 2 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:43:01,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:43:01,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 118 states and 172 transitions. [2022-11-16 08:43:01,812 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 172 transitions. [2022-11-16 08:43:01,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-16 08:43:01,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:43:01,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:43:01,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:43:01,952 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 08:43:04,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:43:04,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 124 states and 177 transitions. [2022-11-16 08:43:04,164 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 177 transitions. [2022-11-16 08:43:04,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-16 08:43:04,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:43:04,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:43:04,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:43:04,613 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 2 proven. 24 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 08:43:06,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:43:06,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 130 states and 182 transitions. [2022-11-16 08:43:06,950 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 182 transitions. [2022-11-16 08:43:06,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-16 08:43:06,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:43:06,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:43:06,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:43:07,017 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-11-16 08:43:11,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:43:11,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 130 states and 181 transitions. [2022-11-16 08:43:11,341 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 181 transitions. [2022-11-16 08:43:11,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-16 08:43:11,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:43:11,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:43:11,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:43:13,692 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 18 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:43:31,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:43:31,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 149 states and 212 transitions. [2022-11-16 08:43:31,695 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 212 transitions. [2022-11-16 08:43:31,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-16 08:43:31,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:43:31,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:43:31,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:43:31,774 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-11-16 08:43:36,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:43:36,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 150 states and 214 transitions. [2022-11-16 08:43:36,682 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 214 transitions. [2022-11-16 08:43:36,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-16 08:43:36,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:43:36,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:43:36,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:43:39,195 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 6 proven. 40 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-16 08:44:04,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:44:04,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 171 states and 266 transitions. [2022-11-16 08:44:04,831 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 266 transitions. [2022-11-16 08:44:04,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-16 08:44:04,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:44:04,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:44:04,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:44:11,365 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:44:34,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:44:34,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 187 states and 291 transitions. [2022-11-16 08:44:34,019 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 291 transitions. [2022-11-16 08:44:34,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-16 08:44:34,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:44:34,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:44:34,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:44:34,115 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2022-11-16 08:44:40,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:44:40,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 182 states and 286 transitions. [2022-11-16 08:44:40,141 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 286 transitions. [2022-11-16 08:44:40,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-16 08:44:40,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:44:40,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:44:40,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:44:40,320 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 21 proven. 28 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 08:44:43,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:44:43,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 188 states and 291 transitions. [2022-11-16 08:44:43,469 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 291 transitions. [2022-11-16 08:44:43,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-16 08:44:43,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:44:43,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:44:43,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:44:43,914 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 6 proven. 50 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 08:44:47,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:44:47,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 194 states and 296 transitions. [2022-11-16 08:44:47,123 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 296 transitions. [2022-11-16 08:44:47,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-16 08:44:47,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:44:47,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:44:47,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:44:50,442 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 40 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:45:15,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:45:15,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 213 states and 327 transitions. [2022-11-16 08:45:15,855 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 327 transitions. [2022-11-16 08:45:15,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-16 08:45:15,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:45:15,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:45:15,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:45:24,939 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 12 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:45:56,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:45:56,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 229 states and 351 transitions. [2022-11-16 08:45:56,156 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 351 transitions. [2022-11-16 08:45:56,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-16 08:45:56,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:45:56,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:45:56,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:45:56,423 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 46 proven. 42 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 08:46:00,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:46:00,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 235 states and 356 transitions. [2022-11-16 08:46:00,154 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 356 transitions. [2022-11-16 08:46:00,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-16 08:46:00,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:46:00,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:46:00,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:46:00,692 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 12 proven. 85 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 08:46:04,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:46:04,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 241 states and 361 transitions. [2022-11-16 08:46:04,575 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 361 transitions. [2022-11-16 08:46:04,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-16 08:46:04,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:46:04,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:46:04,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:46:08,514 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 71 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:46:39,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:46:39,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 260 states and 392 transitions. [2022-11-16 08:46:39,422 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 392 transitions. [2022-11-16 08:46:39,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-16 08:46:39,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:46:39,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:46:39,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:46:53,048 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 20 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:47:33,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:47:33,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 276 states and 416 transitions. [2022-11-16 08:47:33,777 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 416 transitions. [2022-11-16 08:47:33,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-16 08:47:33,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:47:33,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:47:33,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:47:34,116 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 80 proven. 58 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 08:47:38,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:47:38,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 282 states and 421 transitions. [2022-11-16 08:47:38,416 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 421 transitions. [2022-11-16 08:47:38,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-16 08:47:38,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:47:38,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:47:38,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:47:40,724 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 20 proven. 129 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 08:47:46,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:47:46,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 288 states and 426 transitions. [2022-11-16 08:47:46,751 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 426 transitions. [2022-11-16 08:47:46,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-16 08:47:46,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:47:46,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:47:46,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:47:51,522 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 111 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:48:29,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:48:29,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 307 states and 457 transitions. [2022-11-16 08:48:29,091 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 457 transitions. [2022-11-16 08:48:29,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-11-16 08:48:29,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:48:29,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:48:29,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:48:46,320 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 30 proven. 167 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:49:36,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:49:36,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 323 states and 481 transitions. [2022-11-16 08:49:36,317 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 481 transitions. [2022-11-16 08:49:36,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-16 08:49:36,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:49:36,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:49:36,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:49:36,766 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 123 proven. 76 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 08:49:41,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:49:41,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 329 states and 486 transitions. [2022-11-16 08:49:41,771 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 486 transitions. [2022-11-16 08:49:41,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-16 08:49:41,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:49:41,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:49:41,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:49:42,564 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 30 proven. 182 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 08:49:47,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:49:47,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 335 states and 491 transitions. [2022-11-16 08:49:47,741 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 491 transitions. [2022-11-16 08:49:47,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-16 08:49:47,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:49:47,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:49:47,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:49:53,447 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 160 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:50:37,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:50:37,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 354 states and 522 transitions. [2022-11-16 08:50:37,374 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 522 transitions. [2022-11-16 08:50:37,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-16 08:50:37,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:50:37,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:50:37,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:51:02,285 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 42 proven. 226 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:52:04,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:52:04,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 370 states and 546 transitions. [2022-11-16 08:52:04,833 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 546 transitions. [2022-11-16 08:52:04,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-16 08:52:04,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:52:04,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:52:04,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:52:05,424 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 175 proven. 96 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 08:52:11,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:52:11,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 376 states and 551 transitions. [2022-11-16 08:52:11,403 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 551 transitions. [2022-11-16 08:52:11,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-16 08:52:11,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:52:11,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:52:11,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:52:12,400 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 42 proven. 244 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-16 08:52:18,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:52:18,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 382 states and 556 transitions. [2022-11-16 08:52:18,432 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 556 transitions. [2022-11-16 08:52:18,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-16 08:52:18,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:52:18,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:52:18,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:52:25,065 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 218 proven. 115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:53:15,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:53:15,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 401 states and 587 transitions. [2022-11-16 08:53:15,444 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 587 transitions. [2022-11-16 08:53:15,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-11-16 08:53:15,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:53:15,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:53:15,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:53:44,848 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 56 proven. 294 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.