./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops-crafted-1/in-de62.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81ecf7d4-6660-4830-8ddb-9eafaa56e95d/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81ecf7d4-6660-4830-8ddb-9eafaa56e95d/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81ecf7d4-6660-4830-8ddb-9eafaa56e95d/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81ecf7d4-6660-4830-8ddb-9eafaa56e95d/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/in-de62.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81ecf7d4-6660-4830-8ddb-9eafaa56e95d/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81ecf7d4-6660-4830-8ddb-9eafaa56e95d/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash de9532d8dfc4a0a0cd7c7b5fdf45ac6c04e52382fa165e3cc41d86867bc75adf --- 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-dbf71c6-m [2022-10-17 16:31:03,655 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:31:03,657 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:31:03,691 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:31:03,691 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:31:03,693 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:31:03,695 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:31:03,697 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:31:03,700 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:31:03,701 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:31:03,710 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:31:03,711 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:31:03,712 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:31:03,713 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:31:03,715 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:31:03,718 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:31:03,721 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:31:03,725 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:31:03,727 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:31:03,731 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:31:03,735 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:31:03,740 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:31:03,742 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:31:03,743 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:31:03,748 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:31:03,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:31:03,749 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:31:03,750 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:31:03,751 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:31:03,752 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:31:03,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:31:03,753 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:31:03,758 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:31:03,760 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:31:03,762 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:31:03,762 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:31:03,763 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:31:03,763 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:31:03,764 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:31:03,765 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:31:03,765 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:31:03,767 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81ecf7d4-6660-4830-8ddb-9eafaa56e95d/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:31:03,822 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:31:03,822 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:31:03,824 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:31:03,824 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:31:03,825 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:31:03,825 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:31:03,826 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:31:03,826 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:31:03,826 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:31:03,826 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:31:03,828 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:31:03,828 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:31:03,828 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:31:03,828 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:31:03,829 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:31:03,829 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:31:03,829 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:31:03,829 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:31:03,830 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:31:03,830 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:31:03,830 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:31:03,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:31:03,831 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:31:03,831 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:31:03,831 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:31:03,831 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:31:03,833 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:31:03,840 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:31:03,840 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_81ecf7d4-6660-4830-8ddb-9eafaa56e95d/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81ecf7d4-6660-4830-8ddb-9eafaa56e95d/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de9532d8dfc4a0a0cd7c7b5fdf45ac6c04e52382fa165e3cc41d86867bc75adf [2022-10-17 16:31:04,116 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:31:04,153 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:31:04,156 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:31:04,158 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:31:04,160 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:31:04,161 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81ecf7d4-6660-4830-8ddb-9eafaa56e95d/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/loops-crafted-1/in-de62.c [2022-10-17 16:31:04,248 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81ecf7d4-6660-4830-8ddb-9eafaa56e95d/bin/ukojak-92XMlrwhuB/data/987686956/adc070cd9c8d449eba4ac29687461936/FLAGeac8b6732 [2022-10-17 16:31:04,737 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:31:04,739 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81ecf7d4-6660-4830-8ddb-9eafaa56e95d/sv-benchmarks/c/loops-crafted-1/in-de62.c [2022-10-17 16:31:04,746 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81ecf7d4-6660-4830-8ddb-9eafaa56e95d/bin/ukojak-92XMlrwhuB/data/987686956/adc070cd9c8d449eba4ac29687461936/FLAGeac8b6732 [2022-10-17 16:31:05,090 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81ecf7d4-6660-4830-8ddb-9eafaa56e95d/bin/ukojak-92XMlrwhuB/data/987686956/adc070cd9c8d449eba4ac29687461936 [2022-10-17 16:31:05,093 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:31:05,095 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:31:05,110 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:31:05,111 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:31:05,114 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:31:05,115 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:31:05" (1/1) ... [2022-10-17 16:31:05,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a4587ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:05, skipping insertion in model container [2022-10-17 16:31:05,116 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:31:05" (1/1) ... [2022-10-17 16:31:05,123 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:31:05,137 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:31:05,303 WARN L230 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_81ecf7d4-6660-4830-8ddb-9eafaa56e95d/sv-benchmarks/c/loops-crafted-1/in-de62.c[368,381] [2022-10-17 16:31:05,330 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:31:05,339 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:31:05,361 WARN L230 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_81ecf7d4-6660-4830-8ddb-9eafaa56e95d/sv-benchmarks/c/loops-crafted-1/in-de62.c[368,381] [2022-10-17 16:31:05,380 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:31:05,397 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:31:05,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:05 WrapperNode [2022-10-17 16:31:05,397 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:31:05,399 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:31:05,399 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:31:05,399 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:31:05,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:05" (1/1) ... [2022-10-17 16:31:05,415 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:05" (1/1) ... [2022-10-17 16:31:05,435 INFO L138 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 85 [2022-10-17 16:31:05,436 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:31:05,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:31:05,437 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:31:05,437 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:31:05,447 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:05" (1/1) ... [2022-10-17 16:31:05,448 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:05" (1/1) ... [2022-10-17 16:31:05,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:05" (1/1) ... [2022-10-17 16:31:05,449 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:05" (1/1) ... [2022-10-17 16:31:05,453 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:05" (1/1) ... [2022-10-17 16:31:05,458 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:05" (1/1) ... [2022-10-17 16:31:05,460 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:05" (1/1) ... [2022-10-17 16:31:05,461 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:05" (1/1) ... [2022-10-17 16:31:05,463 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:31:05,464 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:31:05,464 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:31:05,464 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:31:05,466 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:05" (1/1) ... [2022-10-17 16:31:05,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:31:05,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81ecf7d4-6660-4830-8ddb-9eafaa56e95d/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:31:05,498 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81ecf7d4-6660-4830-8ddb-9eafaa56e95d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:31:05,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81ecf7d4-6660-4830-8ddb-9eafaa56e95d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:31:05,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:31:05,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:31:05,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:31:05,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:31:05,631 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:31:05,635 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:31:05,873 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:31:05,922 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:31:05,922 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-10-17 16:31:05,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:31:05 BoogieIcfgContainer [2022-10-17 16:31:05,925 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:31:05,926 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:31:05,926 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:31:05,943 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:31:05,958 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:31:05" (1/1) ... [2022-10-17 16:31:05,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:31:06,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:06,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2022-10-17 16:31:06,064 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2022-10-17 16:31:06,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:31:06,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:06,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:06,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:06,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:06,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:06,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 18 states and 29 transitions. [2022-10-17 16:31:06,729 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 29 transitions. [2022-10-17 16:31:06,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:31:06,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:06,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:06,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:06,859 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:07,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:07,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 21 states and 35 transitions. [2022-10-17 16:31:07,022 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 35 transitions. [2022-10-17 16:31:07,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:31:07,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:07,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:07,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:07,075 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:07,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:07,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 24 states and 41 transitions. [2022-10-17 16:31:07,357 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 41 transitions. [2022-10-17 16:31:07,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:31:07,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:07,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:07,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:07,444 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:31:07,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:07,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 27 states and 49 transitions. [2022-10-17 16:31:07,780 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 49 transitions. [2022-10-17 16:31:07,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:31:07,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:07,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:07,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:07,967 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:31:08,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:08,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 54 transitions. [2022-10-17 16:31:08,280 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 54 transitions. [2022-10-17 16:31:08,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:31:08,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:08,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:08,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:08,309 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:31:08,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:08,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 31 states and 59 transitions. [2022-10-17 16:31:08,485 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 59 transitions. [2022-10-17 16:31:08,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:31:08,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:08,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:08,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:08,634 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:31:08,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:08,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 32 states and 61 transitions. [2022-10-17 16:31:08,844 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 61 transitions. [2022-10-17 16:31:08,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:31:08,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:08,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:08,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:09,038 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:31:09,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:09,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 33 states and 63 transitions. [2022-10-17 16:31:09,241 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 63 transitions. [2022-10-17 16:31:09,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:31:09,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:09,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:09,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:09,386 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:31:10,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:10,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 36 states and 71 transitions. [2022-10-17 16:31:10,043 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 71 transitions. [2022-10-17 16:31:10,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:31:10,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:10,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:10,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:10,255 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:31:10,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:10,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 37 states and 73 transitions. [2022-10-17 16:31:10,522 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 73 transitions. [2022-10-17 16:31:10,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:31:10,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:10,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:10,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:10,696 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:31:11,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:11,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 39 states and 77 transitions. [2022-10-17 16:31:11,225 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 77 transitions. [2022-10-17 16:31:11,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:31:11,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:11,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:11,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:11,326 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:31:11,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:11,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 44 states and 90 transitions. [2022-10-17 16:31:11,962 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 90 transitions. [2022-10-17 16:31:11,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:31:11,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:11,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:11,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:12,044 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:31:12,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:12,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 51 states and 112 transitions. [2022-10-17 16:31:12,843 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 112 transitions. [2022-10-17 16:31:12,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:31:12,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:12,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:12,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:12,924 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:31:13,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:13,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 53 states and 114 transitions. [2022-10-17 16:31:13,150 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 114 transitions. [2022-10-17 16:31:13,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:31:13,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:13,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:13,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:13,404 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:31:13,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:13,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 54 states and 116 transitions. [2022-10-17 16:31:13,763 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 116 transitions. [2022-10-17 16:31:13,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:31:13,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:13,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:13,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:13,825 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:31:15,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:15,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 59 states and 131 transitions. [2022-10-17 16:31:15,336 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 131 transitions. [2022-10-17 16:31:15,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:31:15,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:15,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:15,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:15,522 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:31:16,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:16,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 61 states and 135 transitions. [2022-10-17 16:31:16,204 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 135 transitions. [2022-10-17 16:31:16,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:31:16,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:16,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:16,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:16,380 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:31:16,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:16,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 62 states and 137 transitions. [2022-10-17 16:31:16,801 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 137 transitions. [2022-10-17 16:31:16,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:31:16,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:16,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:16,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:17,052 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:31:18,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:18,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 68 states and 146 transitions. [2022-10-17 16:31:18,281 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 146 transitions. [2022-10-17 16:31:18,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:31:18,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:18,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:18,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:18,576 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:31:19,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:19,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 69 states and 148 transitions. [2022-10-17 16:31:19,038 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 148 transitions. [2022-10-17 16:31:19,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:31:19,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:19,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:19,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:19,222 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:31:20,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:20,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 71 states and 152 transitions. [2022-10-17 16:31:20,187 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 152 transitions. [2022-10-17 16:31:20,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:31:20,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:20,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:20,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:20,306 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:22,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:22,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 75 states and 162 transitions. [2022-10-17 16:31:22,247 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 162 transitions. [2022-10-17 16:31:22,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:31:22,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:22,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:22,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:22,306 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:31:22,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:22,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 78 states and 168 transitions. [2022-10-17 16:31:22,921 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 168 transitions. [2022-10-17 16:31:22,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:31:22,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:22,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:22,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:23,026 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:31:23,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:23,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 82 states and 175 transitions. [2022-10-17 16:31:23,753 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 175 transitions. [2022-10-17 16:31:23,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:31:23,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:23,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:23,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:23,896 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:31:24,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:24,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 87 states and 182 transitions. [2022-10-17 16:31:24,592 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 182 transitions. [2022-10-17 16:31:24,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:31:24,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:24,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:24,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:24,883 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:31:25,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:25,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 88 states and 184 transitions. [2022-10-17 16:31:25,330 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 184 transitions. [2022-10-17 16:31:25,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:31:25,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:25,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:25,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:25,526 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:31:26,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:26,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 90 states and 188 transitions. [2022-10-17 16:31:26,422 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 188 transitions. [2022-10-17 16:31:26,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:31:26,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:26,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:26,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:26,487 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:31:28,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:28,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 95 states and 206 transitions. [2022-10-17 16:31:28,296 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 206 transitions. [2022-10-17 16:31:28,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:31:28,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:28,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:28,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:28,393 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:31:28,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:28,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 96 states and 208 transitions. [2022-10-17 16:31:28,819 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 208 transitions. [2022-10-17 16:31:28,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:31:28,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:28,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:28,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:28,921 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:31:28,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:28,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 97 states and 208 transitions. [2022-10-17 16:31:28,953 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 208 transitions. [2022-10-17 16:31:28,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:31:28,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:28,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:28,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:29,057 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:31:29,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:29,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 98 states and 211 transitions. [2022-10-17 16:31:29,567 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 211 transitions. [2022-10-17 16:31:29,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:31:29,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:29,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:29,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:30,289 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:31:31,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:31,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 97 states and 209 transitions. [2022-10-17 16:31:31,860 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 209 transitions. [2022-10-17 16:31:31,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:31:31,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:31,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:31,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:32,218 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:31:32,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:32,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 98 states and 211 transitions. [2022-10-17 16:31:32,899 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 211 transitions. [2022-10-17 16:31:32,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:31:32,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:32,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:32,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:33,149 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:31:34,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:34,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 100 states and 216 transitions. [2022-10-17 16:31:34,366 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 216 transitions. [2022-10-17 16:31:34,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:31:34,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:34,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:34,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:34,457 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.