./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+nlh-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_c7a722f8-ff57-414a-b171-e15e4d13bcef/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7a722f8-ff57-414a-b171-e15e4d13bcef/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_c7a722f8-ff57-414a-b171-e15e4d13bcef/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7a722f8-ff57-414a-b171-e15e4d13bcef/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7a722f8-ff57-414a-b171-e15e4d13bcef/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_c7a722f8-ff57-414a-b171-e15e4d13bcef/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 3fd48462b17ddbaf278fc488df1a3ae435e9f6d18bb30b30a9517aad37d6aece --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:45:15,211 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:45:15,213 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:45:15,248 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:45:15,249 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:45:15,250 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:45:15,252 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:45:15,255 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:45:15,258 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:45:15,259 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:45:15,261 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:45:15,263 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:45:15,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:45:15,265 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:45:15,267 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:45:15,269 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:45:15,270 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:45:15,272 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:45:15,275 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:45:15,278 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:45:15,280 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:45:15,282 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:45:15,284 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:45:15,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:45:15,289 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:45:15,290 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:45:15,290 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:45:15,292 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:45:15,293 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:45:15,294 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:45:15,295 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:45:15,296 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:45:15,297 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:45:15,298 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:45:15,300 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:45:15,300 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:45:15,301 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:45:15,302 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:45:15,302 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:45:15,303 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:45:15,304 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:45:15,306 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7a722f8-ff57-414a-b171-e15e4d13bcef/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:45:15,331 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:45:15,331 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:45:15,332 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:45:15,332 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:45:15,333 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:45:15,333 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:45:15,334 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:45:15,334 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:45:15,334 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:45:15,335 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:45:15,335 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:45:15,335 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:45:15,336 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:45:15,336 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:45:15,336 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:45:15,336 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:45:15,337 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:45:15,337 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:45:15,337 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:45:15,338 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:45:15,338 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:45:15,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:45:15,338 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:45:15,339 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:45:15,339 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:45:15,339 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:45:15,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:45:15,340 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:45:15,340 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_c7a722f8-ff57-414a-b171-e15e4d13bcef/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7a722f8-ff57-414a-b171-e15e4d13bcef/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3fd48462b17ddbaf278fc488df1a3ae435e9f6d18bb30b30a9517aad37d6aece [2021-11-23 01:45:15,598 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:45:15,622 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:45:15,624 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:45:15,626 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:45:15,631 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:45:15,632 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7a722f8-ff57-414a-b171-e15e4d13bcef/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2021-11-23 01:45:15,715 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7a722f8-ff57-414a-b171-e15e4d13bcef/bin/ukojak-LBtLqBUTdQ/data/008151fe2/83a032edf27b48dfb388f7f792e08d0c/FLAG62fc09693 [2021-11-23 01:45:16,223 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:45:16,223 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7a722f8-ff57-414a-b171-e15e4d13bcef/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2021-11-23 01:45:16,235 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7a722f8-ff57-414a-b171-e15e4d13bcef/bin/ukojak-LBtLqBUTdQ/data/008151fe2/83a032edf27b48dfb388f7f792e08d0c/FLAG62fc09693 [2021-11-23 01:45:16,582 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7a722f8-ff57-414a-b171-e15e4d13bcef/bin/ukojak-LBtLqBUTdQ/data/008151fe2/83a032edf27b48dfb388f7f792e08d0c [2021-11-23 01:45:16,584 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:45:16,586 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:45:16,587 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:45:16,588 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:45:16,591 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:45:16,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:45:16" (1/1) ... [2021-11-23 01:45:16,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35624d7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:16, skipping insertion in model container [2021-11-23 01:45:16,593 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:45:16" (1/1) ... [2021-11-23 01:45:16,601 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:45:16,645 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:45:16,941 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_c7a722f8-ff57-414a-b171-e15e4d13bcef/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c[6778,6791] [2021-11-23 01:45:16,982 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:45:16,995 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:45:17,043 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_c7a722f8-ff57-414a-b171-e15e4d13bcef/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c[6778,6791] [2021-11-23 01:45:17,075 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:45:17,097 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:45:17,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:17 WrapperNode [2021-11-23 01:45:17,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:45:17,099 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:45:17,099 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:45:17,099 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:45:17,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:17" (1/1) ... [2021-11-23 01:45:17,126 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:17" (1/1) ... [2021-11-23 01:45:17,177 INFO L137 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 527 [2021-11-23 01:45:17,188 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:45:17,189 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:45:17,190 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:45:17,191 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:45:17,201 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:17" (1/1) ... [2021-11-23 01:45:17,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:17" (1/1) ... [2021-11-23 01:45:17,217 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:17" (1/1) ... [2021-11-23 01:45:17,224 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:17" (1/1) ... [2021-11-23 01:45:17,234 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:17" (1/1) ... [2021-11-23 01:45:17,252 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:17" (1/1) ... [2021-11-23 01:45:17,261 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:17" (1/1) ... [2021-11-23 01:45:17,265 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:45:17,272 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:45:17,273 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:45:17,274 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:45:17,275 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:45:17" (1/1) ... [2021-11-23 01:45:17,283 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:45:17,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7a722f8-ff57-414a-b171-e15e4d13bcef/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:45:17,317 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7a722f8-ff57-414a-b171-e15e4d13bcef/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:45:17,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7a722f8-ff57-414a-b171-e15e4d13bcef/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:45:17,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:45:17,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:45:17,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:45:17,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:45:17,536 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:45:17,538 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:45:18,130 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:45:18,304 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:45:18,305 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:45:18,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:45:18 BoogieIcfgContainer [2021-11-23 01:45:18,308 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:45:18,309 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:45:18,309 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:45:18,317 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:45:18,318 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:45:18" (1/1) ... [2021-11-23 01:45:18,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:45:18,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:18,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 88 states and 151 transitions. [2021-11-23 01:45:18,386 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 151 transitions. [2021-11-23 01:45:18,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:45:18,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:18,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:18,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:18,861 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 01:45:19,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:19,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 88 states and 149 transitions. [2021-11-23 01:45:19,021 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 149 transitions. [2021-11-23 01:45:19,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:45:19,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:19,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:19,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:19,185 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 01:45:19,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:19,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 91 states and 154 transitions. [2021-11-23 01:45:19,644 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 154 transitions. [2021-11-23 01:45:19,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:45:19,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:19,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:19,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:19,833 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 01:45:19,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:19,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 88 states and 148 transitions. [2021-11-23 01:45:19,874 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 148 transitions. [2021-11-23 01:45:19,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:45:19,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:19,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:19,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:20,024 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 01:45:20,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:20,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 95 states and 159 transitions. [2021-11-23 01:45:20,738 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 159 transitions. [2021-11-23 01:45:20,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:45:20,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:20,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:20,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:20,842 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 01:45:20,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:20,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 88 states and 147 transitions. [2021-11-23 01:45:20,891 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 147 transitions. [2021-11-23 01:45:20,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:45:20,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:20,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:20,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:21,012 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 01:45:22,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:22,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 88 states and 146 transitions. [2021-11-23 01:45:22,364 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 146 transitions. [2021-11-23 01:45:22,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:45:22,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:22,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:22,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:28,089 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 01:45:46,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:46,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 90 states and 147 transitions. [2021-11-23 01:45:46,067 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 147 transitions. [2021-11-23 01:45:46,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:45:46,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:46,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:46,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:46,432 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 01:46:13,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:13,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 93 states and 149 transitions. [2021-11-23 01:46:13,417 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 149 transitions. [2021-11-23 01:46:13,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:46:13,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:13,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:13,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:27,309 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 01:47:44,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:44,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 97 states and 153 transitions. [2021-11-23 01:47:44,088 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 153 transitions. [2021-11-23 01:47:44,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:47:44,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:44,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:44,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:45,685 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 01:47:50,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:50,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 100 states and 156 transitions. [2021-11-23 01:47:50,740 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 156 transitions. [2021-11-23 01:47:50,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:47:50,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:50,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:50,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:51,206 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:02,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:02,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 109 states and 170 transitions. [2021-11-23 01:48:02,375 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 170 transitions. [2021-11-23 01:48:02,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 01:48:02,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:02,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:02,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:02,903 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:13,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:13,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 123 states and 194 transitions. [2021-11-23 01:48:13,835 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 194 transitions. [2021-11-23 01:48:13,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 01:48:13,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:13,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:13,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:13,882 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:13,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:13,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 124 states and 194 transitions. [2021-11-23 01:48:13,905 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 194 transitions. [2021-11-23 01:48:13,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:48:13,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:13,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:13,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:14,357 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:25,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:25,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 143 states and 228 transitions. [2021-11-23 01:48:25,206 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 228 transitions. [2021-11-23 01:48:25,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:48:25,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:25,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:25,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:25,252 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:25,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:25,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 144 states and 228 transitions. [2021-11-23 01:48:25,278 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 228 transitions. [2021-11-23 01:48:25,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:48:25,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:25,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:25,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:25,324 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:25,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:25,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 145 states and 228 transitions. [2021-11-23 01:48:25,348 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 228 transitions. [2021-11-23 01:48:25,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:48:25,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:25,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:25,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:25,801 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:36,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:36,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 169 states and 272 transitions. [2021-11-23 01:48:36,581 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 272 transitions. [2021-11-23 01:48:36,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:48:36,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:36,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:36,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:36,628 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:36,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:36,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 170 states and 272 transitions. [2021-11-23 01:48:36,654 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 272 transitions. [2021-11-23 01:48:36,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:48:36,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:36,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:36,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:36,709 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:36,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:36,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 171 states and 272 transitions. [2021-11-23 01:48:36,734 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 272 transitions. [2021-11-23 01:48:36,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:48:36,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:36,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:36,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:36,785 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:36,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:36,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 172 states and 272 transitions. [2021-11-23 01:48:36,812 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 272 transitions. [2021-11-23 01:48:36,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:48:36,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:36,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:36,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:36,862 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:45,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:45,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 193 states and 314 transitions. [2021-11-23 01:48:45,375 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 314 transitions. [2021-11-23 01:48:45,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:48:45,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:45,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:45,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:45,418 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:45,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:45,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 194 states and 314 transitions. [2021-11-23 01:48:45,459 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 314 transitions. [2021-11-23 01:48:45,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:48:45,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:45,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:45,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:45,502 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:45,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:45,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 195 states and 314 transitions. [2021-11-23 01:48:45,543 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 314 transitions. [2021-11-23 01:48:45,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:48:45,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:45,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:45,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:45,585 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:45,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:45,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 196 states and 314 transitions. [2021-11-23 01:48:45,626 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 314 transitions. [2021-11-23 01:48:45,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:48:45,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:45,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:45,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:45,670 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:45,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:45,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 197 states and 314 transitions. [2021-11-23 01:48:45,711 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 314 transitions. [2021-11-23 01:48:45,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:48:45,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:45,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:45,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:45,754 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:54,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:54,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 223 states and 361 transitions. [2021-11-23 01:48:54,788 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 361 transitions. [2021-11-23 01:48:54,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:48:54,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:54,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:54,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:55,239 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:07,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:07,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 247 states and 406 transitions. [2021-11-23 01:49:07,329 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 406 transitions. [2021-11-23 01:49:07,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:49:07,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:07,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:07,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:07,646 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:08,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:08,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 248 states and 409 transitions. [2021-11-23 01:49:08,328 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 409 transitions. [2021-11-23 01:49:08,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:49:08,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:08,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:08,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:08,374 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:08,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:08,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 249 states and 409 transitions. [2021-11-23 01:49:08,419 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 409 transitions. [2021-11-23 01:49:08,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:49:08,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:08,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:08,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:08,765 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:10,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:10,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 250 states and 412 transitions. [2021-11-23 01:49:10,138 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 412 transitions. [2021-11-23 01:49:10,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:49:10,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:10,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:10,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:10,176 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:10,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:10,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 251 states and 412 transitions. [2021-11-23 01:49:10,747 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 412 transitions. [2021-11-23 01:49:10,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:49:10,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:10,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:10,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:10,783 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:10,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:10,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 252 states and 412 transitions. [2021-11-23 01:49:10,824 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 412 transitions. [2021-11-23 01:49:10,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:49:10,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:10,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:10,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:11,136 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:11,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:11,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 253 states and 412 transitions. [2021-11-23 01:49:11,174 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 412 transitions. [2021-11-23 01:49:11,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:49:11,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:11,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:11,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:11,230 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:11,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:11,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 254 states and 412 transitions. [2021-11-23 01:49:11,277 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 412 transitions. [2021-11-23 01:49:11,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:49:11,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:11,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:11,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:11,623 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:11,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:11,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 255 states and 412 transitions. [2021-11-23 01:49:11,656 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 412 transitions. [2021-11-23 01:49:11,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:49:11,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:11,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:11,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:12,324 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:49:44,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:44,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 275 states and 447 transitions. [2021-11-23 01:49:44,278 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 447 transitions. [2021-11-23 01:49:44,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:49:44,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:44,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:44,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:45,010 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:50:28,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:28,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 285 states and 462 transitions. [2021-11-23 01:50:28,953 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 462 transitions. [2021-11-23 01:50:28,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:50:28,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:28,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:28,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:29,024 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:50:29,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:29,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 286 states and 462 transitions. [2021-11-23 01:50:29,176 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 462 transitions. [2021-11-23 01:50:29,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:50:29,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:29,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:29,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:29,999 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:51:14,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:14,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 301 states and 487 transitions. [2021-11-23 01:51:14,174 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 487 transitions. [2021-11-23 01:51:14,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:51:14,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:14,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:14,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:14,248 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:51:14,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:14,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 302 states and 487 transitions. [2021-11-23 01:51:14,414 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 487 transitions. [2021-11-23 01:51:14,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:51:14,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:14,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:14,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:15,107 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:51:51,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:51,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 327 states and 531 transitions. [2021-11-23 01:51:51,046 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 531 transitions. [2021-11-23 01:51:51,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:51:51,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:51,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:51,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:28,941 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.