./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/sll2n_update_all_reverse.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_2e0373bb-4180-491a-b01c-54399e471468/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0373bb-4180-491a-b01c-54399e471468/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_2e0373bb-4180-491a-b01c-54399e471468/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0373bb-4180-491a-b01c-54399e471468/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/sll2n_update_all_reverse.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0373bb-4180-491a-b01c-54399e471468/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0373bb-4180-491a-b01c-54399e471468/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 32bit --witnessprinter.graph.data.programhash 60a477b5dcc7be77af17ce3cc379f1876781ed95f896fb2ca2dbb7ba91ecb849 --- 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 16:57:21,470 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:57:21,477 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:57:21,510 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:57:21,511 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:57:21,512 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:57:21,513 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:57:21,515 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:57:21,517 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:57:21,523 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:57:21,525 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:57:21,529 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:57:21,530 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:57:21,536 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:57:21,540 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:57:21,542 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:57:21,543 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:57:21,545 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:57:21,548 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:57:21,554 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:57:21,558 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:57:21,559 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:57:21,560 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:57:21,561 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:57:21,564 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:57:21,564 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:57:21,564 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:57:21,565 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:57:21,565 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:57:21,566 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:57:21,566 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:57:21,567 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:57:21,568 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:57:21,568 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:57:21,569 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:57:21,569 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:57:21,570 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:57:21,575 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:57:21,577 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:57:21,580 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:57:21,581 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:57:21,582 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0373bb-4180-491a-b01c-54399e471468/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-11-20 16:57:21,617 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:57:21,617 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:57:21,618 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:57:21,618 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:57:21,623 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:57:21,623 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:57:21,623 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:57:21,623 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:57:21,624 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:57:21,624 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:57:21,625 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 16:57:21,625 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 16:57:21,625 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 16:57:21,625 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:57:21,625 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:57:21,626 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:57:21,626 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:57:21,626 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:57:21,626 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:57:21,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:57:21,627 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:57:21,627 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:57:21,627 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:57:21,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:57:21,628 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_2e0373bb-4180-491a-b01c-54399e471468/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0373bb-4180-491a-b01c-54399e471468/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60a477b5dcc7be77af17ce3cc379f1876781ed95f896fb2ca2dbb7ba91ecb849 [2022-11-20 16:57:21,908 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:57:21,933 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:57:21,937 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:57:21,938 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:57:21,939 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:57:21,940 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0373bb-4180-491a-b01c-54399e471468/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/list-simple/sll2n_update_all_reverse.i [2022-11-20 16:57:25,003 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:57:25,246 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:57:25,246 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0373bb-4180-491a-b01c-54399e471468/sv-benchmarks/c/list-simple/sll2n_update_all_reverse.i [2022-11-20 16:57:25,264 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0373bb-4180-491a-b01c-54399e471468/bin/ukojak-pZX7IvK2PQ/data/89ea68e46/ff088eb9bd964470a400f60969d3586e/FLAG4b57ab0b3 [2022-11-20 16:57:25,288 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0373bb-4180-491a-b01c-54399e471468/bin/ukojak-pZX7IvK2PQ/data/89ea68e46/ff088eb9bd964470a400f60969d3586e [2022-11-20 16:57:25,293 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:57:25,295 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:57:25,300 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:57:25,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:57:25,304 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:57:25,305 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:57:25" (1/1) ... [2022-11-20 16:57:25,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15bcf315 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:25, skipping insertion in model container [2022-11-20 16:57:25,306 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:57:25" (1/1) ... [2022-11-20 16:57:25,314 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:57:25,373 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:57:25,715 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0373bb-4180-491a-b01c-54399e471468/sv-benchmarks/c/list-simple/sll2n_update_all_reverse.i[24236,24249] [2022-11-20 16:57:25,718 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:57:25,729 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:57:25,773 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0373bb-4180-491a-b01c-54399e471468/sv-benchmarks/c/list-simple/sll2n_update_all_reverse.i[24236,24249] [2022-11-20 16:57:25,774 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:57:25,804 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:57:25,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:25 WrapperNode [2022-11-20 16:57:25,805 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:57:25,806 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:57:25,807 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:57:25,807 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:57:25,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:25" (1/1) ... [2022-11-20 16:57:25,831 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:25" (1/1) ... [2022-11-20 16:57:25,857 INFO L138 Inliner]: procedures = 126, calls = 22, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 121 [2022-11-20 16:57:25,858 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:57:25,859 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:57:25,859 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:57:25,860 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:57:25,869 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:25" (1/1) ... [2022-11-20 16:57:25,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:25" (1/1) ... [2022-11-20 16:57:25,873 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:25" (1/1) ... [2022-11-20 16:57:25,873 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:25" (1/1) ... [2022-11-20 16:57:25,881 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:25" (1/1) ... [2022-11-20 16:57:25,886 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:25" (1/1) ... [2022-11-20 16:57:25,888 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:25" (1/1) ... [2022-11-20 16:57:25,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:25" (1/1) ... [2022-11-20 16:57:25,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:57:25,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:57:25,894 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:57:25,894 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:57:25,895 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:25" (1/1) ... [2022-11-20 16:57:25,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:57:25,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0373bb-4180-491a-b01c-54399e471468/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:57:25,937 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0373bb-4180-491a-b01c-54399e471468/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:57:25,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e0373bb-4180-491a-b01c-54399e471468/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:57:25,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 16:57:25,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 16:57:25,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 16:57:25,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:57:25,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 16:57:25,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 16:57:25,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:57:25,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:57:25,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:57:25,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:57:26,221 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:57:26,224 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:57:26,539 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:57:26,625 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:57:26,625 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-20 16:57:26,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:57:26 BoogieIcfgContainer [2022-11-20 16:57:26,629 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:57:26,630 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:57:26,630 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:57:26,647 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:57:26,648 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:57:26" (1/1) ... [2022-11-20 16:57:26,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:57:26,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:26,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 45 states and 52 transitions. [2022-11-20 16:57:26,740 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 52 transitions. [2022-11-20 16:57:26,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 16:57:26,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:26,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:26,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:27,006 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 16:57:27,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:27,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 44 states and 51 transitions. [2022-11-20 16:57:27,082 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 51 transitions. [2022-11-20 16:57:27,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 16:57:27,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:27,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:27,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:27,222 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 16:57:27,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:27,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 43 states and 50 transitions. [2022-11-20 16:57:27,314 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 50 transitions. [2022-11-20 16:57:27,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 16:57:27,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:27,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:27,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:27,373 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 16:57:27,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:27,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 44 states and 52 transitions. [2022-11-20 16:57:27,409 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 52 transitions. [2022-11-20 16:57:27,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 16:57:27,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:27,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:27,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:27,441 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 16:57:27,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:27,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 43 states and 51 transitions. [2022-11-20 16:57:27,457 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 51 transitions. [2022-11-20 16:57:27,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 16:57:27,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:27,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:27,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:27,542 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 16:57:27,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:27,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 42 states and 50 transitions. [2022-11-20 16:57:27,579 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2022-11-20 16:57:27,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 16:57:27,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:27,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:27,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:27,665 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 16:57:27,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:27,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 41 states and 49 transitions. [2022-11-20 16:57:27,711 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2022-11-20 16:57:27,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 16:57:27,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:27,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:27,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:27,934 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 16:57:28,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:28,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 40 states and 48 transitions. [2022-11-20 16:57:28,282 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 48 transitions. [2022-11-20 16:57:28,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 16:57:28,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:28,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:28,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:28,423 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 16:57:28,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:28,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 45 states and 54 transitions. [2022-11-20 16:57:28,835 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 54 transitions. [2022-11-20 16:57:28,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:57:28,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:28,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:28,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:29,205 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 16:57:29,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:29,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2022-11-20 16:57:29,507 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2022-11-20 16:57:29,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:57:29,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:29,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:29,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:29,984 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:57:30,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:30,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 51 states and 70 transitions. [2022-11-20 16:57:30,789 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 70 transitions. [2022-11-20 16:57:30,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:57:30,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:30,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:30,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:31,057 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 16:57:33,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:33,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 53 states and 75 transitions. [2022-11-20 16:57:33,630 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2022-11-20 16:57:33,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 16:57:33,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:33,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:33,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:33,911 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 16:57:34,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:34,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 56 states and 82 transitions. [2022-11-20 16:57:34,871 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 82 transitions. [2022-11-20 16:57:34,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 16:57:34,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:34,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:34,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:35,073 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 16:57:35,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:35,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 57 states and 84 transitions. [2022-11-20 16:57:35,374 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 84 transitions. [2022-11-20 16:57:35,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 16:57:35,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:35,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:35,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:36,574 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:57:40,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:40,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 61 states and 90 transitions. [2022-11-20 16:57:40,304 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 90 transitions. [2022-11-20 16:57:40,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 16:57:40,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:40,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:40,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:41,964 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:57:47,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:47,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 66 states and 105 transitions. [2022-11-20 16:57:47,927 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 105 transitions. [2022-11-20 16:57:47,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:57:47,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:47,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:47,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:48,153 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 16:57:50,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:50,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 70 states and 114 transitions. [2022-11-20 16:57:50,798 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 114 transitions. [2022-11-20 16:57:50,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:57:50,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:50,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:50,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:51,087 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 16:57:54,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:54,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 75 states and 128 transitions. [2022-11-20 16:57:54,328 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 128 transitions. [2022-11-20 16:57:54,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:57:54,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:54,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:54,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:54,518 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 16:57:57,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:57,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 79 states and 139 transitions. [2022-11-20 16:57:57,402 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 139 transitions. [2022-11-20 16:57:57,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:57:57,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:57,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:57,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:57,533 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 16:57:58,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:58,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 80 states and 141 transitions. [2022-11-20 16:57:58,162 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 141 transitions. [2022-11-20 16:57:58,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:57:58,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:58,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:58,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:58,359 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 16:57:59,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:59,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 81 states and 142 transitions. [2022-11-20 16:57:59,019 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 142 transitions. [2022-11-20 16:57:59,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:57:59,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:59,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:59,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:59,230 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 16:57:59,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:59,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 82 states and 144 transitions. [2022-11-20 16:57:59,950 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 144 transitions. [2022-11-20 16:57:59,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 16:57:59,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:59,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:59,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:00,170 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 16:58:01,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:01,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 84 states and 148 transitions. [2022-11-20 16:58:01,606 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 148 transitions. [2022-11-20 16:58:01,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 16:58:01,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:01,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:01,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:01,767 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 16:58:02,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:02,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 85 states and 149 transitions. [2022-11-20 16:58:02,402 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 149 transitions. [2022-11-20 16:58:02,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 16:58:02,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:02,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:02,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:02,665 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 16:58:02,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:02,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 88 states and 156 transitions. [2022-11-20 16:58:02,880 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 156 transitions. [2022-11-20 16:58:02,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 16:58:02,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:02,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:02,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:03,333 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 16:58:11,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:11,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 99 states and 187 transitions. [2022-11-20 16:58:11,274 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 187 transitions. [2022-11-20 16:58:11,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 16:58:11,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:11,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:11,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:11,379 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 16:58:11,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:11,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 100 states and 188 transitions. [2022-11-20 16:58:11,403 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 188 transitions. [2022-11-20 16:58:11,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 16:58:11,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:11,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:11,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:11,806 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 16:58:14,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:14,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 103 states and 197 transitions. [2022-11-20 16:58:14,224 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 197 transitions. [2022-11-20 16:58:14,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 16:58:14,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:14,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:14,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:14,420 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 16:58:15,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:15,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 104 states and 200 transitions. [2022-11-20 16:58:15,303 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 200 transitions. [2022-11-20 16:58:15,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 16:58:15,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:15,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:15,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:15,402 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 16:58:16,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:16,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 105 states and 202 transitions. [2022-11-20 16:58:16,141 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 202 transitions. [2022-11-20 16:58:16,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 16:58:16,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:16,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:16,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:16,375 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 16:58:18,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:18,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 57 states and 79 transitions. [2022-11-20 16:58:18,001 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2022-11-20 16:58:18,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 16:58:18,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:18,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:18,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:18,711 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 16:58:21,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:21,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 60 states and 86 transitions. [2022-11-20 16:58:21,057 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 86 transitions. [2022-11-20 16:58:21,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 16:58:21,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:21,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:21,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:23,812 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:58:40,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:40,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 68 states and 100 transitions. [2022-11-20 16:58:40,360 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2022-11-20 16:58:40,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 16:58:40,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:40,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:40,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:44,632 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:59:00,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:00,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 73 states and 109 transitions. [2022-11-20 16:59:00,248 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 109 transitions. [2022-11-20 16:59:00,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 16:59:00,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:00,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:00,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:04,664 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:59:12,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:12,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 67 states and 101 transitions. [2022-11-20 16:59:12,922 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 101 transitions. [2022-11-20 16:59:12,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 16:59:12,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:12,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:12,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:20,080 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:59:45,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:45,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 73 states and 113 transitions. [2022-11-20 16:59:45,787 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 113 transitions. [2022-11-20 16:59:45,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 16:59:45,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:45,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:45,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:45,962 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 16:59:53,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:59:53,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 78 states and 122 transitions. [2022-11-20 16:59:53,237 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 122 transitions. [2022-11-20 16:59:53,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 16:59:53,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:59:53,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:59:53,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:59:53,315 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 17:00:00,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:00:00,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 83 states and 130 transitions. [2022-11-20 17:00:00,722 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 130 transitions. [2022-11-20 17:00:00,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:00:00,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:00:00,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:00:00,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:00:02,468 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 17:00:36,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:00:36,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 91 states and 156 transitions. [2022-11-20 17:00:36,277 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 156 transitions. [2022-11-20 17:00:36,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:00:36,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:00:36,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:00:36,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:00:36,775 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 17:00:38,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:00:38,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 93 states and 160 transitions. [2022-11-20 17:00:38,461 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 160 transitions. [2022-11-20 17:00:38,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:00:38,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:00:38,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:00:38,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:00:39,079 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 17:00:42,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:00:42,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 95 states and 163 transitions. [2022-11-20 17:00:42,327 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 163 transitions. [2022-11-20 17:00:42,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:00:42,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:00:42,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:00:42,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:00:44,043 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 17:00:45,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:00:45,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 96 states and 164 transitions. [2022-11-20 17:00:45,522 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 164 transitions. [2022-11-20 17:00:45,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:00:45,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:00:45,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:00:45,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:00:46,165 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 17:00:56,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:00:56,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 101 states and 174 transitions. [2022-11-20 17:00:56,458 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 174 transitions. [2022-11-20 17:00:56,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:00:56,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:00:56,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:00:56,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:01:00,086 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 17:01:25,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:01:25,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 108 states and 186 transitions. [2022-11-20 17:01:25,763 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 186 transitions. [2022-11-20 17:01:25,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:01:25,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:01:25,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:01:25,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:01:25,988 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 17:01:39,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:01:39,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 114 states and 195 transitions. [2022-11-20 17:01:39,205 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 195 transitions. [2022-11-20 17:01:39,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:01:39,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:01:39,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:01:39,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:01:39,738 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-20 17:01:48,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:01:48,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 52 states and 59 transitions. [2022-11-20 17:01:48,809 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 59 transitions. [2022-11-20 17:01:48,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:01:48,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:01:48,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:01:48,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:01:51,400 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-20 17:02:54,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:02:54,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 56 states and 64 transitions. [2022-11-20 17:02:54,850 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 64 transitions. [2022-11-20 17:02:54,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 17:02:54,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:02:54,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:02:54,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:02:54,888 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-11-20 17:02:58,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:02:58,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 55 states and 63 transitions. [2022-11-20 17:02:58,786 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 63 transitions. [2022-11-20 17:02:58,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:02:58,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:02:58,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:02:58,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:03:05,934 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-20 17:03:52,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:03:52,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 60 states and 70 transitions. [2022-11-20 17:03:52,201 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 70 transitions. [2022-11-20 17:03:52,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:03:52,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:03:52,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:03:52,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:04:02,273 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 17:05:16,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:16,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 67 states and 79 transitions. [2022-11-20 17:05:16,755 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 79 transitions. [2022-11-20 17:05:16,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:05:16,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:16,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:16,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:28,754 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 17:07:20,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:07:20,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 71 states and 83 transitions. [2022-11-20 17:07:20,711 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 83 transitions. [2022-11-20 17:07:20,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:07:20,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:07:20,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:07:20,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:07:33,519 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 17:09:45,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:45,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 76 states and 90 transitions. [2022-11-20 17:09:45,209 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 90 transitions. [2022-11-20 17:09:45,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:09:45,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:45,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:45,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:48,933 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 2 proven. 17 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:10:08,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:08,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 78 states and 91 transitions. [2022-11-20 17:10:08,650 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 91 transitions. [2022-11-20 17:10:08,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:10:08,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:08,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:08,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:32,002 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 21 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.