./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e9f1874-1e82-40c5-9ca5-b29453455f3f/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e9f1874-1e82-40c5-9ca5-b29453455f3f/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e9f1874-1e82-40c5-9ca5-b29453455f3f/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e9f1874-1e82-40c5-9ca5-b29453455f3f/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e9f1874-1e82-40c5-9ca5-b29453455f3f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e9f1874-1e82-40c5-9ca5-b29453455f3f/bin/ukojak-LBtLqBUTdQ --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 ccd7de77f49c6b9ff6e2bd62edbddc630c5186aa67a4c3123f05914f38eca6d7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:45:32,967 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:45:32,970 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:45:33,015 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:45:33,016 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:45:33,018 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:45:33,020 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:45:33,022 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:45:33,025 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:45:33,026 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:45:33,028 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:45:33,029 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:45:33,030 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:45:33,031 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:45:33,033 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:45:33,035 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:45:33,036 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:45:33,037 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:45:33,040 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:45:33,043 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:45:33,045 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:45:33,055 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:45:33,057 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:45:33,060 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:45:33,066 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:45:33,071 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:45:33,072 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:45:33,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:45:33,075 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:45:33,077 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:45:33,078 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:45:33,079 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:45:33,081 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:45:33,083 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:45:33,085 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:45:33,085 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:45:33,086 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:45:33,087 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:45:33,087 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:45:33,088 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:45:33,089 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:45:33,090 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e9f1874-1e82-40c5-9ca5-b29453455f3f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:45:33,130 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:45:33,130 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:45:33,131 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:45:33,132 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:45:33,132 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:45:33,133 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:45:33,133 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:45:33,133 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:45:33,133 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:45:33,134 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:45:33,134 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:45:33,134 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:45:33,134 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:45:33,134 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:45:33,135 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:45:33,135 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:45:33,135 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:45:33,135 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:45:33,135 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:45:33,136 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:45:33,136 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:45:33,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:45:33,136 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:45:33,137 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:45:33,137 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:45:33,137 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:45:33,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:45:33,137 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:45:33,138 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_1e9f1874-1e82-40c5-9ca5-b29453455f3f/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e9f1874-1e82-40c5-9ca5-b29453455f3f/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ccd7de77f49c6b9ff6e2bd62edbddc630c5186aa67a4c3123f05914f38eca6d7 [2021-11-23 01:45:33,407 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:45:33,442 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:45:33,445 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:45:33,447 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:45:33,448 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:45:33,450 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e9f1874-1e82-40c5-9ca5-b29453455f3f/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-23 01:45:33,525 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e9f1874-1e82-40c5-9ca5-b29453455f3f/bin/ukojak-LBtLqBUTdQ/data/f82d5b5a1/ca59f49fe8c840c085dc736c6abe2b3e/FLAGc43a14de4 [2021-11-23 01:45:34,086 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:45:34,087 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e9f1874-1e82-40c5-9ca5-b29453455f3f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-23 01:45:34,102 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e9f1874-1e82-40c5-9ca5-b29453455f3f/bin/ukojak-LBtLqBUTdQ/data/f82d5b5a1/ca59f49fe8c840c085dc736c6abe2b3e/FLAGc43a14de4 [2021-11-23 01:45:34,425 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e9f1874-1e82-40c5-9ca5-b29453455f3f/bin/ukojak-LBtLqBUTdQ/data/f82d5b5a1/ca59f49fe8c840c085dc736c6abe2b3e [2021-11-23 01:45:34,427 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:45:34,428 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:45:34,429 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:45:34,429 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:45:34,432 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:45:34,433 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:45:34" (1/1) ... [2021-11-23 01:45:34,434 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@363c0702 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:34, skipping insertion in model container [2021-11-23 01:45:34,435 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:45:34" (1/1) ... [2021-11-23 01:45:34,443 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:45:34,489 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:45:34,742 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_1e9f1874-1e82-40c5-9ca5-b29453455f3f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[5377,5390] [2021-11-23 01:45:34,794 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:45:34,815 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:45:34,891 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_1e9f1874-1e82-40c5-9ca5-b29453455f3f/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[5377,5390] [2021-11-23 01:45:34,928 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:45:34,952 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:45:34,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:34 WrapperNode [2021-11-23 01:45:34,953 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:45:34,955 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:45:34,955 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:45:34,955 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:45:34,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:34" (1/1) ... [2021-11-23 01:45:34,989 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:34" (1/1) ... [2021-11-23 01:45:35,027 INFO L137 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 410 [2021-11-23 01:45:35,027 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:45:35,028 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:45:35,028 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:45:35,028 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:45:35,038 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:34" (1/1) ... [2021-11-23 01:45:35,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:34" (1/1) ... [2021-11-23 01:45:35,042 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:34" (1/1) ... [2021-11-23 01:45:35,042 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:34" (1/1) ... [2021-11-23 01:45:35,066 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:34" (1/1) ... [2021-11-23 01:45:35,086 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:34" (1/1) ... [2021-11-23 01:45:35,088 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:34" (1/1) ... [2021-11-23 01:45:35,092 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:45:35,093 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:45:35,093 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:45:35,093 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:45:35,094 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:34" (1/1) ... [2021-11-23 01:45:35,110 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:45:35,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e9f1874-1e82-40c5-9ca5-b29453455f3f/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:45:35,148 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e9f1874-1e82-40c5-9ca5-b29453455f3f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:45:35,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e9f1874-1e82-40c5-9ca5-b29453455f3f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:45:35,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:45:35,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:45:35,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:45:35,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:45:35,335 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:45:35,336 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:45:35,815 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:45:36,031 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:45:36,031 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:45:36,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:45:36 BoogieIcfgContainer [2021-11-23 01:45:36,034 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:45:36,035 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:45:36,035 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:45:36,046 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:45:36,046 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:45:36" (1/1) ... [2021-11-23 01:45:36,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:45:36,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:36,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 79 states and 129 transitions. [2021-11-23 01:45:36,139 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 129 transitions. [2021-11-23 01:45:36,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:45:36,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:36,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:36,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:36,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:36,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:36,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 81 states and 130 transitions. [2021-11-23 01:45:36,540 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 130 transitions. [2021-11-23 01:45:36,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:45:36,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:36,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:36,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:36,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:36,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:36,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 87 states and 139 transitions. [2021-11-23 01:45:36,851 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 139 transitions. [2021-11-23 01:45:36,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:45:36,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:36,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:36,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:36,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:36,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:36,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 90 states and 144 transitions. [2021-11-23 01:45:36,949 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 144 transitions. [2021-11-23 01:45:36,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:45:36,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:36,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:36,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:37,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:37,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:37,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 91 states and 144 transitions. [2021-11-23 01:45:37,029 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 144 transitions. [2021-11-23 01:45:37,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:45:37,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:37,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:37,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:37,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:37,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:37,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 102 states and 163 transitions. [2021-11-23 01:45:37,364 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 163 transitions. [2021-11-23 01:45:37,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:45:37,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:37,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:37,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:37,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:37,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:37,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 105 states and 168 transitions. [2021-11-23 01:45:37,466 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 168 transitions. [2021-11-23 01:45:37,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:45:37,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:37,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:37,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:37,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:37,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:37,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 106 states and 168 transitions. [2021-11-23 01:45:37,569 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 168 transitions. [2021-11-23 01:45:37,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:45:37,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:37,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:37,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:37,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:37,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:37,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 109 states and 173 transitions. [2021-11-23 01:45:37,659 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 173 transitions. [2021-11-23 01:45:37,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:45:37,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:37,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:37,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:37,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:37,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:37,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 110 states and 173 transitions. [2021-11-23 01:45:37,731 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 173 transitions. [2021-11-23 01:45:37,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:45:37,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:37,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:37,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:37,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:38,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:38,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 118 states and 185 transitions. [2021-11-23 01:45:38,363 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 185 transitions. [2021-11-23 01:45:38,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:45:38,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:38,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:38,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:38,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:39,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:39,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 134 states and 213 transitions. [2021-11-23 01:45:39,104 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 213 transitions. [2021-11-23 01:45:39,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:45:39,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:39,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:39,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:39,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:39,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:39,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 137 states and 219 transitions. [2021-11-23 01:45:39,145 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 219 transitions. [2021-11-23 01:45:39,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:45:39,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:39,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:39,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:39,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:39,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:39,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 138 states and 219 transitions. [2021-11-23 01:45:39,185 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 219 transitions. [2021-11-23 01:45:39,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:45:39,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:39,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:39,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:39,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:39,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:39,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 141 states and 224 transitions. [2021-11-23 01:45:39,227 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 224 transitions. [2021-11-23 01:45:39,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:45:39,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:39,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:39,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:39,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:39,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:39,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 142 states and 224 transitions. [2021-11-23 01:45:39,280 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 224 transitions. [2021-11-23 01:45:39,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:45:39,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:39,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:39,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:39,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:39,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:39,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 145 states and 229 transitions. [2021-11-23 01:45:39,330 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 229 transitions. [2021-11-23 01:45:39,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:45:39,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:39,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:39,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:39,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:39,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:39,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 148 states and 234 transitions. [2021-11-23 01:45:39,380 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 234 transitions. [2021-11-23 01:45:39,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:45:39,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:39,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:39,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:39,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:39,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:39,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 149 states and 234 transitions. [2021-11-23 01:45:39,433 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 234 transitions. [2021-11-23 01:45:39,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:45:39,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:39,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:39,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:39,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:39,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:39,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 150 states and 234 transitions. [2021-11-23 01:45:39,478 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 234 transitions. [2021-11-23 01:45:39,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:45:39,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:39,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:39,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:39,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:40,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:40,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 163 states and 255 transitions. [2021-11-23 01:45:40,817 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 255 transitions. [2021-11-23 01:45:40,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:45:40,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:40,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:40,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:41,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:45,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:45,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 180 states and 280 transitions. [2021-11-23 01:45:45,181 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 280 transitions. [2021-11-23 01:45:45,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:45:45,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:45,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:45,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:45,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:45,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:45,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 183 states and 286 transitions. [2021-11-23 01:45:45,225 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 286 transitions. [2021-11-23 01:45:45,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:45:45,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:45,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:45,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:45,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:50,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:50,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 191 states and 300 transitions. [2021-11-23 01:45:50,323 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 300 transitions. [2021-11-23 01:45:50,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:45:50,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:50,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:50,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:51,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:06,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:06,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 214 states and 354 transitions. [2021-11-23 01:46:06,812 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 354 transitions. [2021-11-23 01:46:06,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:46:06,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:06,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:06,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:06,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:07,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:07,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 215 states and 354 transitions. [2021-11-23 01:46:07,129 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 354 transitions. [2021-11-23 01:46:07,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:46:07,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:07,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:07,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:07,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:22,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:22,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 228 states and 380 transitions. [2021-11-23 01:46:22,795 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 380 transitions. [2021-11-23 01:46:22,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:46:22,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:22,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:22,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:22,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:26,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:26,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 236 states and 396 transitions. [2021-11-23 01:46:26,976 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 396 transitions. [2021-11-23 01:46:26,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:46:26,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:26,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:26,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:27,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:46,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:46,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 254 states and 430 transitions. [2021-11-23 01:46:46,239 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 430 transitions. [2021-11-23 01:46:46,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:46:46,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:46,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:46,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:46,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:49,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:49,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 262 states and 443 transitions. [2021-11-23 01:46:49,901 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 443 transitions. [2021-11-23 01:46:49,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:46:49,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:49,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:49,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:49,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:54,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:54,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 270 states and 458 transitions. [2021-11-23 01:46:54,402 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 458 transitions. [2021-11-23 01:46:54,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:46:54,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:54,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:54,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:54,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:55,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:55,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 273 states and 463 transitions. [2021-11-23 01:46:55,541 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 463 transitions. [2021-11-23 01:46:55,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:46:55,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:55,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:55,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:55,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:56,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:56,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 275 states and 467 transitions. [2021-11-23 01:46:56,521 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 467 transitions. [2021-11-23 01:46:56,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:46:56,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:56,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:56,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:57,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:21,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:21,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 279 states and 477 transitions. [2021-11-23 01:47:21,501 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 477 transitions. [2021-11-23 01:47:21,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:47:21,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:21,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:21,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:21,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:30,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:30,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 288 states and 495 transitions. [2021-11-23 01:47:30,543 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 495 transitions. [2021-11-23 01:47:30,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:47:30,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:30,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:30,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:30,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:44,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:44,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 302 states and 523 transitions. [2021-11-23 01:47:44,129 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 523 transitions. [2021-11-23 01:47:44,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:47:44,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:44,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:44,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:44,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:01,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:01,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 321 states and 559 transitions. [2021-11-23 01:48:01,934 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 559 transitions. [2021-11-23 01:48:01,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:48:01,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:01,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:01,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:02,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:08,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:08,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 326 states and 573 transitions. [2021-11-23 01:48:08,642 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 573 transitions. [2021-11-23 01:48:08,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:48:08,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:08,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:08,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:08,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:12,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:12,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 329 states and 579 transitions. [2021-11-23 01:48:12,523 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 579 transitions. [2021-11-23 01:48:12,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:48:12,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:12,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:12,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:12,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:16,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:16,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 332 states and 585 transitions. [2021-11-23 01:48:16,685 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 585 transitions. [2021-11-23 01:48:16,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:48:16,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:16,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:16,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:16,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:20,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:20,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 335 states and 591 transitions. [2021-11-23 01:48:20,695 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 591 transitions. [2021-11-23 01:48:20,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:48:20,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:20,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:20,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:20,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:24,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:24,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 338 states and 596 transitions. [2021-11-23 01:48:24,530 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 596 transitions. [2021-11-23 01:48:24,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:48:24,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:24,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:24,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:24,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:28,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:28,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 341 states and 601 transitions. [2021-11-23 01:48:28,835 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 601 transitions. [2021-11-23 01:48:28,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:48:28,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:28,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:28,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:28,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:33,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:33,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 344 states and 606 transitions. [2021-11-23 01:48:33,245 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 606 transitions. [2021-11-23 01:48:33,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:48:33,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:33,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:33,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:33,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:37,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:37,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 347 states and 612 transitions. [2021-11-23 01:48:37,695 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 612 transitions. [2021-11-23 01:48:37,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:48:37,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:37,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:37,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:38,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:03,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:03,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 367 states and 654 transitions. [2021-11-23 01:49:03,933 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 654 transitions. [2021-11-23 01:49:03,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:49:03,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:03,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:03,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:03,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:08,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:08,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 370 states and 660 transitions. [2021-11-23 01:49:08,706 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 660 transitions. [2021-11-23 01:49:08,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:49:08,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:08,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:08,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:08,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:18,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:18,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 378 states and 678 transitions. [2021-11-23 01:49:18,389 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 678 transitions. [2021-11-23 01:49:18,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:49:18,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:18,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:18,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:18,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:23,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:23,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 381 states and 684 transitions. [2021-11-23 01:49:23,122 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 684 transitions. [2021-11-23 01:49:23,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:49:23,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:23,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:23,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:23,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:28,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:28,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 384 states and 691 transitions. [2021-11-23 01:49:28,194 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 691 transitions. [2021-11-23 01:49:28,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:49:28,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:28,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:28,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:28,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:33,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:33,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 387 states and 696 transitions. [2021-11-23 01:49:33,415 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 696 transitions. [2021-11-23 01:49:33,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:49:33,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:33,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:33,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:33,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:43,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:43,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 395 states and 713 transitions. [2021-11-23 01:49:43,843 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 713 transitions. [2021-11-23 01:49:43,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:49:43,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:43,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:43,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:43,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:49,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:49,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 398 states and 718 transitions. [2021-11-23 01:49:49,016 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 718 transitions. [2021-11-23 01:49:49,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:49:49,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:49,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:49,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:52,954 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:50:27,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:27,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 427 states and 821 transitions. [2021-11-23 01:50:27,277 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 821 transitions. [2021-11-23 01:50:27,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:50:27,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:27,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:27,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:31,250 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:51:05,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:05,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 451 states and 917 transitions. [2021-11-23 01:51:05,601 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 917 transitions. [2021-11-23 01:51:05,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:51:05,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:05,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:05,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:09,386 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:51:50,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:50,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 477 states and 1014 transitions. [2021-11-23 01:51:50,409 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 1014 transitions. [2021-11-23 01:51:50,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:51:50,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:50,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:50,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:54,031 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:52:33,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:33,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 499 states and 1106 transitions. [2021-11-23 01:52:33,247 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 1106 transitions. [2021-11-23 01:52:33,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:52:33,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:33,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:33,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:36,377 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:09,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:09,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 515 states and 1166 transitions. [2021-11-23 01:53:09,515 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1166 transitions. [2021-11-23 01:53:09,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:53:09,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:09,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:09,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:10,214 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:36,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:36,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 531 states and 1211 transitions. [2021-11-23 01:53:36,839 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 1211 transitions. [2021-11-23 01:53:36,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:53:36,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:36,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:36,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:46,594 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:55:46,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:46,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 565 states and 1334 transitions. [2021-11-23 01:55:46,946 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1334 transitions. [2021-11-23 01:55:46,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:55:46,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:46,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:46,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:47,206 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:55:53,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:53,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 569 states and 1346 transitions. [2021-11-23 01:55:53,956 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1346 transitions. [2021-11-23 01:55:53,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:55:53,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:53,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:53,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:53,985 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:56:20,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:20,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 585 states and 1390 transitions. [2021-11-23 01:56:20,296 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1390 transitions. [2021-11-23 01:56:20,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:56:20,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:20,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:20,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:29,087 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:58:03,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:58:03,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 618 states and 1524 transitions. [2021-11-23 01:58:03,292 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1524 transitions. [2021-11-23 01:58:03,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:58:03,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:58:03,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:58:03,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:58:03,320 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.