./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label20.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_3f12f4a4-0aa3-4eeb-8fdc-60d7f7ccf1af/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f12f4a4-0aa3-4eeb-8fdc-60d7f7ccf1af/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_3f12f4a4-0aa3-4eeb-8fdc-60d7f7ccf1af/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f12f4a4-0aa3-4eeb-8fdc-60d7f7ccf1af/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f12f4a4-0aa3-4eeb-8fdc-60d7f7ccf1af/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_3f12f4a4-0aa3-4eeb-8fdc-60d7f7ccf1af/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 6d0713a1238e02d0284b255e77b84c086e26fd99d5533d6977fb0509f2ece092 --- 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 17:00:10,949 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:00:10,952 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:00:10,989 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:00:10,989 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:00:10,991 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:00:10,993 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:00:10,995 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:00:11,002 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:00:11,003 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:00:11,008 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:00:11,010 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:00:11,012 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:00:11,014 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:00:11,017 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:00:11,019 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:00:11,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:00:11,028 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:00:11,031 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:00:11,033 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:00:11,035 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:00:11,037 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:00:11,038 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:00:11,039 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:00:11,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:00:11,045 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:00:11,046 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:00:11,047 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:00:11,048 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:00:11,049 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:00:11,049 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:00:11,051 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:00:11,052 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:00:11,053 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:00:11,054 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:00:11,064 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:00:11,064 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:00:11,065 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:00:11,065 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:00:11,066 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:00:11,067 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:00:11,068 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f12f4a4-0aa3-4eeb-8fdc-60d7f7ccf1af/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:00:11,099 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:00:11,100 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:00:11,101 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:00:11,101 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:00:11,102 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:00:11,102 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:00:11,102 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:00:11,102 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:00:11,103 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:00:11,103 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:00:11,103 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:00:11,103 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:00:11,104 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:00:11,104 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:00:11,104 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:00:11,104 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:00:11,105 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:00:11,105 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:00:11,105 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:00:11,105 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:00:11,106 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:00:11,106 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:00:11,106 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:00:11,106 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:00:11,107 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:00:11,107 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:00:11,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:00:11,107 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:00:11,108 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_3f12f4a4-0aa3-4eeb-8fdc-60d7f7ccf1af/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f12f4a4-0aa3-4eeb-8fdc-60d7f7ccf1af/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d0713a1238e02d0284b255e77b84c086e26fd99d5533d6977fb0509f2ece092 [2022-10-17 17:00:11,388 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:00:11,413 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:00:11,416 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:00:11,417 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:00:11,418 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:00:11,420 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f12f4a4-0aa3-4eeb-8fdc-60d7f7ccf1af/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem01_label20.c [2022-10-17 17:00:11,515 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f12f4a4-0aa3-4eeb-8fdc-60d7f7ccf1af/bin/ukojak-92XMlrwhuB/data/a9ea423d9/a77dd1b5756146cd87ca07f6aabc79e1/FLAGb20a17cda [2022-10-17 17:00:12,157 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:00:12,158 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f12f4a4-0aa3-4eeb-8fdc-60d7f7ccf1af/sv-benchmarks/c/eca-rers2012/Problem01_label20.c [2022-10-17 17:00:12,172 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f12f4a4-0aa3-4eeb-8fdc-60d7f7ccf1af/bin/ukojak-92XMlrwhuB/data/a9ea423d9/a77dd1b5756146cd87ca07f6aabc79e1/FLAGb20a17cda [2022-10-17 17:00:12,425 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f12f4a4-0aa3-4eeb-8fdc-60d7f7ccf1af/bin/ukojak-92XMlrwhuB/data/a9ea423d9/a77dd1b5756146cd87ca07f6aabc79e1 [2022-10-17 17:00:12,428 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:00:12,431 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:00:12,433 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:00:12,434 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:00:12,438 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:00:12,439 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:00:12" (1/1) ... [2022-10-17 17:00:12,441 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6987c34b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:12, skipping insertion in model container [2022-10-17 17:00:12,442 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:00:12" (1/1) ... [2022-10-17 17:00:12,449 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:00:12,521 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:00:12,943 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_3f12f4a4-0aa3-4eeb-8fdc-60d7f7ccf1af/sv-benchmarks/c/eca-rers2012/Problem01_label20.c[14503,14516] [2022-10-17 17:00:12,982 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:00:12,997 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:00:13,094 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_3f12f4a4-0aa3-4eeb-8fdc-60d7f7ccf1af/sv-benchmarks/c/eca-rers2012/Problem01_label20.c[14503,14516] [2022-10-17 17:00:13,112 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:00:13,128 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:00:13,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:13 WrapperNode [2022-10-17 17:00:13,129 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:00:13,130 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:00:13,130 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:00:13,131 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:00:13,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:13" (1/1) ... [2022-10-17 17:00:13,159 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:13" (1/1) ... [2022-10-17 17:00:13,217 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 657 [2022-10-17 17:00:13,217 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:00:13,218 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:00:13,218 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:00:13,219 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:00:13,229 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:13" (1/1) ... [2022-10-17 17:00:13,229 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:13" (1/1) ... [2022-10-17 17:00:13,234 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:13" (1/1) ... [2022-10-17 17:00:13,235 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:13" (1/1) ... [2022-10-17 17:00:13,260 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:13" (1/1) ... [2022-10-17 17:00:13,270 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:13" (1/1) ... [2022-10-17 17:00:13,275 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:13" (1/1) ... [2022-10-17 17:00:13,280 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:13" (1/1) ... [2022-10-17 17:00:13,304 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:00:13,305 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:00:13,305 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:00:13,305 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:00:13,306 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:13" (1/1) ... [2022-10-17 17:00:13,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:00:13,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f12f4a4-0aa3-4eeb-8fdc-60d7f7ccf1af/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:00:13,367 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f12f4a4-0aa3-4eeb-8fdc-60d7f7ccf1af/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:00:13,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f12f4a4-0aa3-4eeb-8fdc-60d7f7ccf1af/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:00:13,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:00:13,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:00:13,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:00:13,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:00:13,523 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:00:13,525 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:00:14,740 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:00:15,079 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:00:15,079 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 17:00:15,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:00:15 BoogieIcfgContainer [2022-10-17 17:00:15,083 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:00:15,085 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:00:15,085 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:00:15,097 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:00:15,098 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:00:15" (1/1) ... [2022-10-17 17:00:15,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:00:15,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:15,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2022-10-17 17:00:15,189 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2022-10-17 17:00:15,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 17:00:15,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:15,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:15,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:15,798 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 17:00:16,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:16,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 145 states and 261 transitions. [2022-10-17 17:00:16,385 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 261 transitions. [2022-10-17 17:00:16,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-10-17 17:00:16,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:16,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:16,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:16,597 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:17,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:17,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 215 states and 339 transitions. [2022-10-17 17:00:17,448 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 339 transitions. [2022-10-17 17:00:17,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 17:00:17,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:17,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:17,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:17,589 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:17,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:17,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 220 states and 346 transitions. [2022-10-17 17:00:17,667 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 346 transitions. [2022-10-17 17:00:17,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 17:00:17,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:17,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:17,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:17,812 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 17:00:18,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:18,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 291 states and 425 transitions. [2022-10-17 17:00:18,380 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 425 transitions. [2022-10-17 17:00:18,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-10-17 17:00:18,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:18,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:18,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:18,516 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:18,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:18,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 307 states and 444 transitions. [2022-10-17 17:00:18,848 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 444 transitions. [2022-10-17 17:00:18,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-10-17 17:00:18,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:18,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:18,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:19,126 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:00:19,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:19,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 317 states and 457 transitions. [2022-10-17 17:00:19,372 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 457 transitions. [2022-10-17 17:00:19,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-10-17 17:00:19,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:19,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:19,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:19,549 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:00:19,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:19,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 338 states and 481 transitions. [2022-10-17 17:00:19,952 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 481 transitions. [2022-10-17 17:00:19,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-10-17 17:00:19,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:19,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:19,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:20,198 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:00:20,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:20,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 349 states and 496 transitions. [2022-10-17 17:00:20,599 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 496 transitions. [2022-10-17 17:00:20,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-10-17 17:00:20,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:20,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:20,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:20,750 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:00:21,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:21,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 359 states and 508 transitions. [2022-10-17 17:00:21,079 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 508 transitions. [2022-10-17 17:00:21,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-10-17 17:00:21,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:21,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:21,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:21,255 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:00:21,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:21,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 365 states and 514 transitions. [2022-10-17 17:00:21,405 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 514 transitions. [2022-10-17 17:00:21,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-10-17 17:00:21,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:21,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:21,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:21,503 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:00:21,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:21,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 371 states and 520 transitions. [2022-10-17 17:00:21,569 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 520 transitions. [2022-10-17 17:00:21,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-10-17 17:00:21,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:21,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:21,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:21,700 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-10-17 17:00:21,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:21,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 379 states and 533 transitions. [2022-10-17 17:00:21,970 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 533 transitions. [2022-10-17 17:00:21,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-17 17:00:21,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:21,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:21,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:22,080 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-10-17 17:00:22,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:22,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 386 states and 544 transitions. [2022-10-17 17:00:22,417 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 544 transitions. [2022-10-17 17:00:22,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-17 17:00:22,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:22,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:22,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:22,517 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-10-17 17:00:22,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:22,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 394 states and 555 transitions. [2022-10-17 17:00:22,681 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 555 transitions. [2022-10-17 17:00:22,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-17 17:00:22,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:22,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:22,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:22,837 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-10-17 17:00:22,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:22,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 396 states and 557 transitions. [2022-10-17 17:00:22,903 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 557 transitions. [2022-10-17 17:00:22,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-10-17 17:00:22,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:22,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:22,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:23,112 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-10-17 17:00:23,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:23,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 404 states and 567 transitions. [2022-10-17 17:00:23,455 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 567 transitions. [2022-10-17 17:00:23,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-17 17:00:23,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:23,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:23,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:23,652 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-10-17 17:00:23,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:23,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 406 states and 569 transitions. [2022-10-17 17:00:23,707 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 569 transitions. [2022-10-17 17:00:23,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-17 17:00:23,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:23,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:23,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:23,859 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-10-17 17:00:23,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:23,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 408 states and 571 transitions. [2022-10-17 17:00:23,910 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 571 transitions. [2022-10-17 17:00:23,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-10-17 17:00:23,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:23,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:23,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:24,112 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:00:24,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:24,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 413 states and 577 transitions. [2022-10-17 17:00:24,474 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 577 transitions. [2022-10-17 17:00:24,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-10-17 17:00:24,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:24,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:24,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:24,629 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:00:24,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:24,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 423 states and 588 transitions. [2022-10-17 17:00:24,816 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 588 transitions. [2022-10-17 17:00:24,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-10-17 17:00:24,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:24,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:24,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:25,020 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:00:25,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:25,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 440 states and 607 transitions. [2022-10-17 17:00:25,319 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 607 transitions. [2022-10-17 17:00:25,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 17:00:25,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:25,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:25,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:25,414 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:00:25,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:25,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 454 states and 621 transitions. [2022-10-17 17:00:25,509 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 621 transitions. [2022-10-17 17:00:25,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-10-17 17:00:25,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:25,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:25,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:25,688 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-10-17 17:00:26,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:26,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 484 states and 657 transitions. [2022-10-17 17:00:26,386 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 657 transitions. [2022-10-17 17:00:26,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-10-17 17:00:26,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:26,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:26,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:26,561 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-10-17 17:00:27,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:27,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 507 states and 681 transitions. [2022-10-17 17:00:27,167 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 681 transitions. [2022-10-17 17:00:27,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-10-17 17:00:27,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:27,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:27,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:27,280 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:27,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:27,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 536 states and 711 transitions. [2022-10-17 17:00:27,498 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 711 transitions. [2022-10-17 17:00:27,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-10-17 17:00:27,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:27,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:27,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:27,702 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:00:28,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:28,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 584 states and 763 transitions. [2022-10-17 17:00:28,395 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 763 transitions. [2022-10-17 17:00:28,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-10-17 17:00:28,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:28,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:28,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:28,574 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-10-17 17:00:28,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:28,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 598 states and 777 transitions. [2022-10-17 17:00:28,746 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 777 transitions. [2022-10-17 17:00:28,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-10-17 17:00:28,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:28,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:28,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:29,019 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-10-17 17:00:30,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:30,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 627 states and 810 transitions. [2022-10-17 17:00:30,004 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 810 transitions. [2022-10-17 17:00:30,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-10-17 17:00:30,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:30,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:30,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:30,254 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-10-17 17:00:30,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:30,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 655 states and 839 transitions. [2022-10-17 17:00:30,839 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 839 transitions. [2022-10-17 17:00:30,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-10-17 17:00:30,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:30,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:30,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:31,052 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:31,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:31,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 694 states and 882 transitions. [2022-10-17 17:00:31,360 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 882 transitions. [2022-10-17 17:00:31,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-10-17 17:00:31,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:31,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:31,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:31,722 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:32,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:32,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 764 states and 960 transitions. [2022-10-17 17:00:32,729 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 960 transitions. [2022-10-17 17:00:32,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-10-17 17:00:32,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:32,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:32,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:32,909 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:00:33,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:33,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 803 states and 1003 transitions. [2022-10-17 17:00:33,229 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1003 transitions. [2022-10-17 17:00:33,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-10-17 17:00:33,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:33,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:33,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:33,430 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:00:34,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:34,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 842 states and 1042 transitions. [2022-10-17 17:00:34,167 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1042 transitions. [2022-10-17 17:00:34,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-10-17 17:00:34,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:34,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:34,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:34,293 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-10-17 17:00:34,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:34,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 843 states and 1042 transitions. [2022-10-17 17:00:34,606 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1042 transitions. [2022-10-17 17:00:34,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-10-17 17:00:34,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:34,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:34,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:34,822 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:35,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:35,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 871 states and 1072 transitions. [2022-10-17 17:00:35,360 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1072 transitions. [2022-10-17 17:00:35,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-17 17:00:35,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:35,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:35,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:35,724 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 96 proven. 11 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:00:37,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:37,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 928 states and 1154 transitions. [2022-10-17 17:00:37,110 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1154 transitions. [2022-10-17 17:00:37,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-17 17:00:37,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:37,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:37,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:37,426 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 96 proven. 11 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:00:38,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:38,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 983 states and 1216 transitions. [2022-10-17 17:00:38,169 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1216 transitions. [2022-10-17 17:00:38,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-10-17 17:00:38,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:38,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:38,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:38,569 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:39,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:39,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 1054 states and 1287 transitions. [2022-10-17 17:00:39,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1287 transitions. [2022-10-17 17:00:39,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-10-17 17:00:39,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:39,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:39,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:39,886 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-10-17 17:00:40,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:40,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 1057 states and 1290 transitions. [2022-10-17 17:00:40,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1290 transitions. [2022-10-17 17:00:40,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-10-17 17:00:40,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:40,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:40,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:40,291 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-10-17 17:00:40,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:40,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 1060 states and 1293 transitions. [2022-10-17 17:00:40,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 1293 transitions. [2022-10-17 17:00:40,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-10-17 17:00:40,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:40,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:40,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat