./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark13_conjunctive.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18515483-3ab2-4d6d-b5ea-8021e4c6981d/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18515483-3ab2-4d6d-b5ea-8021e4c6981d/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_18515483-3ab2-4d6d-b5ea-8021e4c6981d/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18515483-3ab2-4d6d-b5ea-8021e4c6981d/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark13_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18515483-3ab2-4d6d-b5ea-8021e4c6981d/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18515483-3ab2-4d6d-b5ea-8021e4c6981d/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cf06395da4b8f86107f4d086333b3a12be01d6e25ea5b5133d532da24fef3f46 --- 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 17:03:35,958 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:03:35,961 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:03:36,020 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:03:36,021 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:03:36,026 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:03:36,029 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:03:36,036 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:03:36,039 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:03:36,048 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:03:36,049 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:03:36,052 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:03:36,053 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:03:36,056 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:03:36,059 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:03:36,062 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:03:36,064 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:03:36,065 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:03:36,067 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:03:36,077 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:03:36,079 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:03:36,080 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:03:36,084 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:03:36,086 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:03:36,091 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:03:36,091 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:03:36,092 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:03:36,094 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:03:36,095 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:03:36,096 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:03:36,096 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:03:36,098 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:03:36,099 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:03:36,101 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:03:36,103 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:03:36,103 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:03:36,104 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:03:36,104 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:03:36,104 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:03:36,105 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:03:36,105 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:03:36,106 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18515483-3ab2-4d6d-b5ea-8021e4c6981d/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-10-17 17:03:36,145 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:03:36,145 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:03:36,146 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:03:36,147 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:03:36,147 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:03:36,148 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:03:36,148 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:03:36,148 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:03:36,148 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 17:03:36,148 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:03:36,149 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:03:36,150 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:03:36,150 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:03:36,150 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:03:36,150 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:03:36,150 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 17:03:36,151 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:03:36,151 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:03:36,151 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:03:36,151 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:03:36,151 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:03:36,152 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:03:36,152 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:03:36,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:03:36,152 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:03:36,152 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:03:36,153 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:03:36,153 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:03:36,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:03:36,153 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:03:36,153 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_18515483-3ab2-4d6d-b5ea-8021e4c6981d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18515483-3ab2-4d6d-b5ea-8021e4c6981d/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf06395da4b8f86107f4d086333b3a12be01d6e25ea5b5133d532da24fef3f46 [2022-10-17 17:03:36,482 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:03:36,506 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:03:36,509 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:03:36,511 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:03:36,512 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:03:36,513 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18515483-3ab2-4d6d-b5ea-8021e4c6981d/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/loop-zilu/benchmark13_conjunctive.i [2022-10-17 17:03:36,586 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18515483-3ab2-4d6d-b5ea-8021e4c6981d/bin/ukojak-92XMlrwhuB/data/9fecfbd2f/38fbe534185e4291bbcc1ff1802cd0ac/FLAGd1b75f273 [2022-10-17 17:03:37,098 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:03:37,099 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18515483-3ab2-4d6d-b5ea-8021e4c6981d/sv-benchmarks/c/loop-zilu/benchmark13_conjunctive.i [2022-10-17 17:03:37,105 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18515483-3ab2-4d6d-b5ea-8021e4c6981d/bin/ukojak-92XMlrwhuB/data/9fecfbd2f/38fbe534185e4291bbcc1ff1802cd0ac/FLAGd1b75f273 [2022-10-17 17:03:37,444 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18515483-3ab2-4d6d-b5ea-8021e4c6981d/bin/ukojak-92XMlrwhuB/data/9fecfbd2f/38fbe534185e4291bbcc1ff1802cd0ac [2022-10-17 17:03:37,450 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:03:37,452 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:03:37,454 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:03:37,454 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:03:37,458 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:03:37,459 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:03:37" (1/1) ... [2022-10-17 17:03:37,461 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5142462a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:37, skipping insertion in model container [2022-10-17 17:03:37,461 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:03:37" (1/1) ... [2022-10-17 17:03:37,469 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:03:37,485 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:03:37,690 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_18515483-3ab2-4d6d-b5ea-8021e4c6981d/sv-benchmarks/c/loop-zilu/benchmark13_conjunctive.i[873,886] [2022-10-17 17:03:37,700 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:03:37,707 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:03:37,720 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_18515483-3ab2-4d6d-b5ea-8021e4c6981d/sv-benchmarks/c/loop-zilu/benchmark13_conjunctive.i[873,886] [2022-10-17 17:03:37,723 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:03:37,736 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:03:37,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:37 WrapperNode [2022-10-17 17:03:37,736 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:03:37,737 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:03:37,738 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:03:37,738 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:03:37,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:37" (1/1) ... [2022-10-17 17:03:37,752 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:37" (1/1) ... [2022-10-17 17:03:37,770 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 39 [2022-10-17 17:03:37,770 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:03:37,771 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:03:37,771 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:03:37,771 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:03:37,781 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:37" (1/1) ... [2022-10-17 17:03:37,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:37" (1/1) ... [2022-10-17 17:03:37,782 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:37" (1/1) ... [2022-10-17 17:03:37,782 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:37" (1/1) ... [2022-10-17 17:03:37,785 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:37" (1/1) ... [2022-10-17 17:03:37,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:37" (1/1) ... [2022-10-17 17:03:37,790 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:37" (1/1) ... [2022-10-17 17:03:37,791 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:37" (1/1) ... [2022-10-17 17:03:37,792 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:03:37,793 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:03:37,794 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:03:37,794 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:03:37,795 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:37" (1/1) ... [2022-10-17 17:03:37,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:03:37,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18515483-3ab2-4d6d-b5ea-8021e4c6981d/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:03:37,861 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18515483-3ab2-4d6d-b5ea-8021e4c6981d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:03:37,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18515483-3ab2-4d6d-b5ea-8021e4c6981d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:03:37,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:03:37,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:03:37,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:03:37,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:03:37,972 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:03:37,974 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:03:38,158 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:03:38,183 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:03:38,183 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 17:03:38,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:03:38 BoogieIcfgContainer [2022-10-17 17:03:38,186 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:03:38,187 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:03:38,187 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:03:38,198 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:03:38,198 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:03:38" (1/1) ... [2022-10-17 17:03:38,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:03:38,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:38,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2022-10-17 17:03:38,269 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2022-10-17 17:03:38,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 17:03:38,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:38,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:38,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:38,444 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 17:03:38,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:38,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2022-10-17 17:03:38,493 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2022-10-17 17:03:38,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 17:03:38,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:38,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:38,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:38,560 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 17:03:38,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:38,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2022-10-17 17:03:38,738 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2022-10-17 17:03:38,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 17:03:38,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:38,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:38,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:38,789 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 17:03:39,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:39,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2022-10-17 17:03:39,121 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2022-10-17 17:03:39,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 17:03:39,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:39,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:39,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:39,192 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 17:03:39,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:39,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2022-10-17 17:03:39,620 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2022-10-17 17:03:39,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 17:03:39,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:39,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:39,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:39,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:40,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:40,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 30 states and 47 transitions. [2022-10-17 17:03:40,312 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 47 transitions. [2022-10-17 17:03:40,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:03:40,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:40,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:40,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:40,436 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 17:03:40,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:40,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 32 states and 49 transitions. [2022-10-17 17:03:40,705 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 49 transitions. [2022-10-17 17:03:40,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:03:40,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:40,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:40,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:40,823 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:41,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:41,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 37 states and 59 transitions. [2022-10-17 17:03:41,335 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 59 transitions. [2022-10-17 17:03:41,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:03:41,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:41,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:41,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:41,446 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 17:03:42,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:42,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2022-10-17 17:03:42,235 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2022-10-17 17:03:42,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:03:42,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:42,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:42,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:42,352 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:42,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:42,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2022-10-17 17:03:42,973 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2022-10-17 17:03:42,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 17:03:42,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:42,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:42,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:43,068 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:43,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:43,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 51 states and 79 transitions. [2022-10-17 17:03:43,320 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 79 transitions. [2022-10-17 17:03:43,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 17:03:43,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:43,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:43,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:43,438 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:44,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:44,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 56 states and 91 transitions. [2022-10-17 17:03:44,157 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 91 transitions. [2022-10-17 17:03:44,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 17:03:44,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:44,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:44,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:44,184 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 17:03:44,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:44,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 56 states and 90 transitions. [2022-10-17 17:03:44,516 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 90 transitions. [2022-10-17 17:03:44,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 17:03:44,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:44,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:44,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:44,692 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:45,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:45,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 61 states and 104 transitions. [2022-10-17 17:03:45,506 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 104 transitions. [2022-10-17 17:03:45,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 17:03:45,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:45,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:45,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:45,564 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:45,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:45,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 63 states and 105 transitions. [2022-10-17 17:03:45,933 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 105 transitions. [2022-10-17 17:03:45,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 17:03:45,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:45,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:45,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:46,007 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:46,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:46,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 65 states and 106 transitions. [2022-10-17 17:03:46,409 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 106 transitions. [2022-10-17 17:03:46,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 17:03:46,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:46,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:46,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:46,585 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:46,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:46,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 67 states and 107 transitions. [2022-10-17 17:03:46,962 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 107 transitions. [2022-10-17 17:03:46,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 17:03:46,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:46,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:46,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:47,067 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:48,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:48,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 72 states and 121 transitions. [2022-10-17 17:03:48,055 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 121 transitions. [2022-10-17 17:03:48,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 17:03:48,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:48,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:48,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:48,084 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 17:03:48,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:48,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 72 states and 120 transitions. [2022-10-17 17:03:48,548 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 120 transitions. [2022-10-17 17:03:48,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 17:03:48,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:48,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:48,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:48,762 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:49,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:49,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 77 states and 136 transitions. [2022-10-17 17:03:49,713 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 136 transitions. [2022-10-17 17:03:49,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 17:03:49,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:49,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:49,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:49,784 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:50,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:50,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 79 states and 137 transitions. [2022-10-17 17:03:50,210 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 137 transitions. [2022-10-17 17:03:50,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 17:03:50,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:50,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:50,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:50,266 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:50,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:50,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 81 states and 138 transitions. [2022-10-17 17:03:50,669 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 138 transitions. [2022-10-17 17:03:50,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 17:03:50,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:50,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:50,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:50,757 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:51,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:51,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 83 states and 139 transitions. [2022-10-17 17:03:51,302 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 139 transitions. [2022-10-17 17:03:51,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 17:03:51,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:51,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:51,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:51,578 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:52,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:52,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 87 states and 141 transitions. [2022-10-17 17:03:52,497 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 141 transitions. [2022-10-17 17:03:52,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 17:03:52,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:52,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:52,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:52,599 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:53,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:53,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 92 states and 157 transitions. [2022-10-17 17:03:53,772 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 157 transitions. [2022-10-17 17:03:53,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 17:03:53,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:53,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:53,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:53,797 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-10-17 17:03:54,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:54,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 92 states and 156 transitions. [2022-10-17 17:03:54,429 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 156 transitions. [2022-10-17 17:03:54,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 17:03:54,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:54,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:54,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:54,730 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:56,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:56,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 97 states and 174 transitions. [2022-10-17 17:03:56,039 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 174 transitions. [2022-10-17 17:03:56,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 17:03:56,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:56,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:56,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:56,114 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:56,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:56,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 99 states and 175 transitions. [2022-10-17 17:03:56,776 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 175 transitions. [2022-10-17 17:03:56,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 17:03:56,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:56,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:56,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:56,865 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:57,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:57,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 101 states and 176 transitions. [2022-10-17 17:03:57,369 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 176 transitions. [2022-10-17 17:03:57,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 17:03:57,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:57,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:57,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:57,436 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:57,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:57,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 103 states and 177 transitions. [2022-10-17 17:03:57,972 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 177 transitions. [2022-10-17 17:03:57,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 17:03:57,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:57,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:57,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:58,042 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:58,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:58,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 105 states and 178 transitions. [2022-10-17 17:03:58,697 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 178 transitions. [2022-10-17 17:03:58,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 17:03:58,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:58,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:58,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:59,198 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:59,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:59,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 107 states and 179 transitions. [2022-10-17 17:03:59,812 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 179 transitions. [2022-10-17 17:03:59,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 17:03:59,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:59,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:59,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:59,968 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:01,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:01,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 112 states and 197 transitions. [2022-10-17 17:04:01,378 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 197 transitions. [2022-10-17 17:04:01,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 17:04:01,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:01,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:01,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:01,402 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-10-17 17:04:02,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:02,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 112 states and 196 transitions. [2022-10-17 17:04:02,226 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 196 transitions. [2022-10-17 17:04:02,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:02,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:02,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:02,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:02,541 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:04,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:04,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 117 states and 216 transitions. [2022-10-17 17:04:04,108 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 216 transitions. [2022-10-17 17:04:04,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:04,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:04,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:04,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:04,180 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:04,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:04,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 119 states and 217 transitions. [2022-10-17 17:04:04,748 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 217 transitions. [2022-10-17 17:04:04,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:04,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:04,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:04,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:04,889 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:05,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:05,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 121 states and 218 transitions. [2022-10-17 17:04:05,600 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 218 transitions. [2022-10-17 17:04:05,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:05,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:05,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:05,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:05,672 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:06,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:06,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 123 states and 219 transitions. [2022-10-17 17:04:06,389 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 219 transitions. [2022-10-17 17:04:06,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:06,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:06,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:06,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:06,511 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:07,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:07,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 125 states and 220 transitions. [2022-10-17 17:04:07,127 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 220 transitions. [2022-10-17 17:04:07,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:07,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:07,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:07,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:07,194 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.