./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-examples/standard_init7_ground-1.i --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_4ce5da72-748d-4b0c-a782-6498010dec99/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce5da72-748d-4b0c-a782-6498010dec99/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_4ce5da72-748d-4b0c-a782-6498010dec99/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce5da72-748d-4b0c-a782-6498010dec99/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/standard_init7_ground-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce5da72-748d-4b0c-a782-6498010dec99/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_4ce5da72-748d-4b0c-a782-6498010dec99/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 b5676c3d6dc03d9d7c01548ab66d69c2eb88a4e88b4b03557196f7f055f86c4c --- 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 16:30:55,452 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:30:55,454 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:30:55,485 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:30:55,486 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:30:55,488 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:30:55,489 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:30:55,492 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:30:55,494 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:30:55,495 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:30:55,497 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:30:55,498 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:30:55,499 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:30:55,500 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:30:55,502 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:30:55,503 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:30:55,504 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:30:55,506 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:30:55,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:30:55,510 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:30:55,512 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:30:55,514 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:30:55,515 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:30:55,516 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:30:55,521 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:30:55,522 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:30:55,522 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:30:55,523 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:30:55,524 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:30:55,525 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:30:55,526 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:30:55,527 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:30:55,527 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:30:55,528 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:30:55,530 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:30:55,530 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:30:55,531 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:30:55,532 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:30:55,532 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:30:55,533 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:30:55,534 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:30:55,535 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce5da72-748d-4b0c-a782-6498010dec99/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:30:55,559 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:30:55,560 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:30:55,560 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:30:55,561 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:30:55,561 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:30:55,562 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:30:55,562 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:30:55,562 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:30:55,562 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:30:55,563 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:30:55,563 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:30:55,563 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:30:55,563 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:30:55,563 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:30:55,563 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:30:55,564 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:30:55,564 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:30:55,564 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:30:55,564 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:30:55,565 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:30:55,565 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:30:55,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:30:55,565 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:30:55,565 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:30:55,566 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:30:55,566 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:30:55,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:30:55,566 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:30:55,567 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_4ce5da72-748d-4b0c-a782-6498010dec99/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce5da72-748d-4b0c-a782-6498010dec99/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b5676c3d6dc03d9d7c01548ab66d69c2eb88a4e88b4b03557196f7f055f86c4c [2022-10-17 16:30:55,838 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:30:55,858 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:30:55,861 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:30:55,862 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:30:55,863 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:30:55,864 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce5da72-748d-4b0c-a782-6498010dec99/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/array-examples/standard_init7_ground-1.i [2022-10-17 16:30:55,932 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce5da72-748d-4b0c-a782-6498010dec99/bin/ukojak-92XMlrwhuB/data/43e96eb67/dd0b0b7e7d7b496da49bfdf311239185/FLAG896cb18af [2022-10-17 16:30:56,334 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:30:56,335 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce5da72-748d-4b0c-a782-6498010dec99/sv-benchmarks/c/array-examples/standard_init7_ground-1.i [2022-10-17 16:30:56,342 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce5da72-748d-4b0c-a782-6498010dec99/bin/ukojak-92XMlrwhuB/data/43e96eb67/dd0b0b7e7d7b496da49bfdf311239185/FLAG896cb18af [2022-10-17 16:30:56,728 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce5da72-748d-4b0c-a782-6498010dec99/bin/ukojak-92XMlrwhuB/data/43e96eb67/dd0b0b7e7d7b496da49bfdf311239185 [2022-10-17 16:30:56,731 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:30:56,732 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:30:56,734 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:30:56,734 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:30:56,737 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:30:56,738 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:30:56" (1/1) ... [2022-10-17 16:30:56,739 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c40533a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:56, skipping insertion in model container [2022-10-17 16:30:56,740 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:30:56" (1/1) ... [2022-10-17 16:30:56,747 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:30:56,763 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:30:56,963 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_4ce5da72-748d-4b0c-a782-6498010dec99/sv-benchmarks/c/array-examples/standard_init7_ground-1.i[816,829] [2022-10-17 16:30:57,004 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:30:57,019 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:30:57,036 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_4ce5da72-748d-4b0c-a782-6498010dec99/sv-benchmarks/c/array-examples/standard_init7_ground-1.i[816,829] [2022-10-17 16:30:57,046 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:30:57,064 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:30:57,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:57 WrapperNode [2022-10-17 16:30:57,065 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:30:57,066 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:30:57,067 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:30:57,067 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:30:57,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:57" (1/1) ... [2022-10-17 16:30:57,082 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:57" (1/1) ... [2022-10-17 16:30:57,102 INFO L138 Inliner]: procedures = 15, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 82 [2022-10-17 16:30:57,103 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:30:57,103 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:30:57,104 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:30:57,104 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:30:57,113 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:57" (1/1) ... [2022-10-17 16:30:57,113 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:57" (1/1) ... [2022-10-17 16:30:57,115 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:57" (1/1) ... [2022-10-17 16:30:57,115 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:57" (1/1) ... [2022-10-17 16:30:57,121 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:57" (1/1) ... [2022-10-17 16:30:57,131 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:57" (1/1) ... [2022-10-17 16:30:57,133 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:57" (1/1) ... [2022-10-17 16:30:57,134 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:57" (1/1) ... [2022-10-17 16:30:57,136 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:30:57,137 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:30:57,137 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:30:57,137 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:30:57,144 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:57" (1/1) ... [2022-10-17 16:30:57,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:30:57,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce5da72-748d-4b0c-a782-6498010dec99/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:30:57,180 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce5da72-748d-4b0c-a782-6498010dec99/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:30:57,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ce5da72-748d-4b0c-a782-6498010dec99/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:30:57,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:30:57,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:30:57,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:30:57,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:30:57,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:30:57,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:30:57,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:30:57,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:30:57,305 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:30:57,307 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:30:57,508 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:30:57,591 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:30:57,592 INFO L300 CfgBuilder]: Removed 8 assume(true) statements. [2022-10-17 16:30:57,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:30:57 BoogieIcfgContainer [2022-10-17 16:30:57,595 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:30:57,596 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:30:57,597 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:30:57,609 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:30:57,609 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:30:57" (1/1) ... [2022-10-17 16:30:57,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:30:57,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:57,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 14 states and 22 transitions. [2022-10-17 16:30:57,670 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 22 transitions. [2022-10-17 16:30:57,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:30:57,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:57,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:57,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:57,931 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 16:30:58,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:58,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 15 states and 23 transitions. [2022-10-17 16:30:58,019 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 23 transitions. [2022-10-17 16:30:58,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:30:58,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:58,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:58,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:58,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:58,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:58,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 16 states and 25 transitions. [2022-10-17 16:30:58,268 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 25 transitions. [2022-10-17 16:30:58,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:30:58,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:58,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:58,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:58,378 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:30:58,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:58,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2022-10-17 16:30:58,415 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2022-10-17 16:30:58,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:30:58,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:58,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:58,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:58,498 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 16:30:58,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:58,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 18 states and 29 transitions. [2022-10-17 16:30:58,522 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 29 transitions. [2022-10-17 16:30:58,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:30:58,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:58,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:58,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:58,575 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:30:58,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:58,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 19 states and 31 transitions. [2022-10-17 16:30:58,594 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 31 transitions. [2022-10-17 16:30:58,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:30:58,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:58,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:58,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:58,670 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:30:58,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:58,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 20 states and 33 transitions. [2022-10-17 16:30:58,719 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 33 transitions. [2022-10-17 16:30:58,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:30:58,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:58,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:58,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:58,813 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:30:58,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:58,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 21 states and 35 transitions. [2022-10-17 16:30:58,849 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 35 transitions. [2022-10-17 16:30:58,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:30:58,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:58,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:58,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:58,921 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:30:58,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:58,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 22 states and 37 transitions. [2022-10-17 16:30:58,948 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 37 transitions. [2022-10-17 16:30:58,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:30:58,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:58,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:58,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:59,056 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:30:59,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:59,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 23 states and 39 transitions. [2022-10-17 16:30:59,083 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 39 transitions. [2022-10-17 16:30:59,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:30:59,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:59,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:59,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:59,165 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:30:59,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:59,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 24 states and 41 transitions. [2022-10-17 16:30:59,185 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 41 transitions. [2022-10-17 16:30:59,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:30:59,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:59,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:59,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:59,230 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:30:59,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:59,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 25 states and 43 transitions. [2022-10-17 16:30:59,246 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 43 transitions. [2022-10-17 16:30:59,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:30:59,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:59,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:59,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:59,299 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:30:59,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:59,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 26 states and 45 transitions. [2022-10-17 16:30:59,318 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 45 transitions. [2022-10-17 16:30:59,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:30:59,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:59,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:59,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:59,367 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:30:59,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:59,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 27 states and 47 transitions. [2022-10-17 16:30:59,384 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 47 transitions. [2022-10-17 16:30:59,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:30:59,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:59,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:59,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:59,452 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:30:59,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:59,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 28 states and 49 transitions. [2022-10-17 16:30:59,472 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 49 transitions. [2022-10-17 16:30:59,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:30:59,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:59,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:59,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:59,548 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:30:59,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:59,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 29 states and 50 transitions. [2022-10-17 16:30:59,589 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 50 transitions. [2022-10-17 16:30:59,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:30:59,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:59,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:59,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:59,674 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:30:59,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:59,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 51 transitions. [2022-10-17 16:30:59,719 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 51 transitions. [2022-10-17 16:30:59,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:30:59,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:59,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:59,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:59,820 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:30:59,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:59,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 31 states and 52 transitions. [2022-10-17 16:30:59,867 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 52 transitions. [2022-10-17 16:30:59,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:30:59,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:59,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:59,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:59,967 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:00,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:00,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 32 states and 53 transitions. [2022-10-17 16:31:00,019 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 53 transitions. [2022-10-17 16:31:00,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:31:00,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:00,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:00,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:00,134 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:00,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:00,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2022-10-17 16:31:00,189 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2022-10-17 16:31:00,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:31:00,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:00,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:00,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:00,340 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:00,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:00,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 34 states and 55 transitions. [2022-10-17 16:31:00,401 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 55 transitions. [2022-10-17 16:31:00,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:31:00,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:00,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:00,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:00,534 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:00,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:00,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 35 states and 56 transitions. [2022-10-17 16:31:00,601 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 56 transitions. [2022-10-17 16:31:00,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:31:00,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:00,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:00,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:00,749 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:00,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:00,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 36 states and 57 transitions. [2022-10-17 16:31:00,823 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 57 transitions. [2022-10-17 16:31:00,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:31:00,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:00,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:00,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:00,986 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:01,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:01,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 37 states and 58 transitions. [2022-10-17 16:31:01,081 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 58 transitions. [2022-10-17 16:31:01,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:31:01,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:01,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:01,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:01,303 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:01,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:01,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 38 states and 59 transitions. [2022-10-17 16:31:01,389 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 59 transitions. [2022-10-17 16:31:01,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:31:01,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:01,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:01,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:01,624 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:01,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:01,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 39 states and 60 transitions. [2022-10-17 16:31:01,716 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 60 transitions. [2022-10-17 16:31:01,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:31:01,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:01,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:01,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:01,958 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:02,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:02,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 61 transitions. [2022-10-17 16:31:02,054 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2022-10-17 16:31:02,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:31:02,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:02,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:02,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:02,321 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:02,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:02,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 41 states and 62 transitions. [2022-10-17 16:31:02,427 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 62 transitions. [2022-10-17 16:31:02,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:31:02,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:02,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:02,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:02,700 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:02,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:02,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 42 states and 63 transitions. [2022-10-17 16:31:02,810 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 63 transitions. [2022-10-17 16:31:02,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:31:02,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:02,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:02,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:03,041 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:03,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:03,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 43 states and 64 transitions. [2022-10-17 16:31:03,147 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 64 transitions. [2022-10-17 16:31:03,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:31:03,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:03,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:03,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:03,433 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:03,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:03,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 44 states and 65 transitions. [2022-10-17 16:31:03,553 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 65 transitions. [2022-10-17 16:31:03,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:31:03,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:03,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:03,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:03,831 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:03,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:03,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 45 states and 66 transitions. [2022-10-17 16:31:03,941 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 66 transitions. [2022-10-17 16:31:03,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:31:03,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:03,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:03,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:04,261 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:04,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:04,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 46 states and 67 transitions. [2022-10-17 16:31:04,369 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 67 transitions. [2022-10-17 16:31:04,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:31:04,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:04,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:04,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:04,642 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:04,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:04,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 47 states and 68 transitions. [2022-10-17 16:31:04,762 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 68 transitions. [2022-10-17 16:31:04,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:31:04,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:04,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:04,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:05,048 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:05,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:05,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 48 states and 69 transitions. [2022-10-17 16:31:05,180 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 69 transitions. [2022-10-17 16:31:05,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:31:05,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:05,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:05,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:05,529 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:05,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:05,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 49 states and 70 transitions. [2022-10-17 16:31:05,662 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 70 transitions. [2022-10-17 16:31:05,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:31:05,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:05,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:05,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:06,037 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:06,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:06,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 50 states and 71 transitions. [2022-10-17 16:31:06,175 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 71 transitions. [2022-10-17 16:31:06,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:31:06,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:06,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:06,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:06,564 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:06,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:06,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 51 states and 72 transitions. [2022-10-17 16:31:06,716 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 72 transitions. [2022-10-17 16:31:06,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:31:06,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:06,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:06,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:07,111 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:07,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:07,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 52 states and 73 transitions. [2022-10-17 16:31:07,264 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 73 transitions. [2022-10-17 16:31:07,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:31:07,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:07,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:07,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:07,652 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:07,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:07,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 53 states and 74 transitions. [2022-10-17 16:31:07,800 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 74 transitions. [2022-10-17 16:31:07,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:31:07,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:07,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:07,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:08,198 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:08,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:08,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 54 states and 75 transitions. [2022-10-17 16:31:08,353 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 75 transitions. [2022-10-17 16:31:08,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:31:08,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:08,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:08,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:08,766 INFO L134 CoverageAnalysis]: Checked inductivity of 424 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:08,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:08,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 55 states and 76 transitions. [2022-10-17 16:31:08,925 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 76 transitions. [2022-10-17 16:31:08,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:31:08,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:08,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:08,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:09,342 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:09,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:09,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 56 states and 77 transitions. [2022-10-17 16:31:09,521 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 77 transitions. [2022-10-17 16:31:09,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:31:09,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:09,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:09,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:09,970 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:10,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:10,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 57 states and 78 transitions. [2022-10-17 16:31:10,114 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 78 transitions. [2022-10-17 16:31:10,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:31:10,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:10,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:10,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:10,556 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:10,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:10,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 58 states and 79 transitions. [2022-10-17 16:31:10,707 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 79 transitions. [2022-10-17 16:31:10,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:31:10,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:10,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:10,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:11,148 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:11,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:11,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 59 states and 80 transitions. [2022-10-17 16:31:11,307 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 80 transitions. [2022-10-17 16:31:11,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:31:11,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:11,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:11,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:11,775 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:11,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:11,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 60 states and 81 transitions. [2022-10-17 16:31:11,937 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 81 transitions. [2022-10-17 16:31:11,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:31:11,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:11,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:11,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:12,397 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:12,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:12,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 61 states and 82 transitions. [2022-10-17 16:31:12,562 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 82 transitions. [2022-10-17 16:31:12,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:31:12,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:12,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:12,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:13,094 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:13,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:13,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 62 states and 83 transitions. [2022-10-17 16:31:13,264 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 83 transitions. [2022-10-17 16:31:13,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:31:13,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:13,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:13,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:13,769 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:14,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:14,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 63 states and 84 transitions. [2022-10-17 16:31:14,073 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 84 transitions. [2022-10-17 16:31:14,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:31:14,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:14,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:14,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:14,598 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:14,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:14,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 64 states and 85 transitions. [2022-10-17 16:31:14,781 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 85 transitions. [2022-10-17 16:31:14,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:31:14,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:14,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:14,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:15,350 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:15,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:15,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 65 states and 86 transitions. [2022-10-17 16:31:15,539 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 86 transitions. [2022-10-17 16:31:15,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:31:15,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:15,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:15,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:16,083 INFO L134 CoverageAnalysis]: Checked inductivity of 798 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:16,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:16,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 66 states and 87 transitions. [2022-10-17 16:31:16,264 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 87 transitions. [2022-10-17 16:31:16,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:31:16,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:16,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:16,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:16,872 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:17,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:17,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 67 states and 88 transitions. [2022-10-17 16:31:17,074 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 88 transitions. [2022-10-17 16:31:17,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:31:17,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:17,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:17,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:17,668 INFO L134 CoverageAnalysis]: Checked inductivity of 879 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:17,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:17,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 68 states and 89 transitions. [2022-10-17 16:31:17,863 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 89 transitions. [2022-10-17 16:31:17,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:31:17,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:17,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:17,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:18,464 INFO L134 CoverageAnalysis]: Checked inductivity of 921 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:18,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:18,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 69 states and 90 transitions. [2022-10-17 16:31:18,661 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 90 transitions. [2022-10-17 16:31:18,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 16:31:18,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:18,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:18,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:19,276 INFO L134 CoverageAnalysis]: Checked inductivity of 964 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:19,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:19,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 70 states and 91 transitions. [2022-10-17 16:31:19,469 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 91 transitions. [2022-10-17 16:31:19,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:31:19,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:19,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:19,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:20,111 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:20,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:20,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 71 states and 92 transitions. [2022-10-17 16:31:20,313 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 92 transitions. [2022-10-17 16:31:20,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:31:20,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:20,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:20,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:20,927 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:21,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:21,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 72 states and 93 transitions. [2022-10-17 16:31:21,145 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 93 transitions. [2022-10-17 16:31:21,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:31:21,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:21,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:21,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:21,830 INFO L134 CoverageAnalysis]: Checked inductivity of 1099 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:22,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:22,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 73 states and 94 transitions. [2022-10-17 16:31:22,045 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 94 transitions. [2022-10-17 16:31:22,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 16:31:22,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:22,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:22,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:22,703 INFO L134 CoverageAnalysis]: Checked inductivity of 1146 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:22,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:22,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 74 states and 95 transitions. [2022-10-17 16:31:22,986 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 95 transitions. [2022-10-17 16:31:22,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:31:22,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:22,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:23,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:23,624 INFO L134 CoverageAnalysis]: Checked inductivity of 1194 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:31:23,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:23,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 75 states and 96 transitions. [2022-10-17 16:31:23,838 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 96 transitions. [2022-10-17 16:31:23,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 16:31:23,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:23,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:23,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat