./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.3.ufo.UNBOUNDED.pals.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_3c85d210-78e2-4cca-93c0-59bb5912d7e3/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c85d210-78e2-4cca-93c0-59bb5912d7e3/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_3c85d210-78e2-4cca-93c0-59bb5912d7e3/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c85d210-78e2-4cca-93c0-59bb5912d7e3/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c85d210-78e2-4cca-93c0-59bb5912d7e3/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_3c85d210-78e2-4cca-93c0-59bb5912d7e3/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 7669776db00f6295c4028d825bdd51b22a88fb95e78feea7b33da1a0ac83f7c3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:25:21,402 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:25:21,404 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:25:21,450 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:25:21,451 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:25:21,452 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:25:21,454 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:25:21,456 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:25:21,459 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:25:21,460 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:25:21,462 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:25:21,463 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:25:21,464 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:25:21,465 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:25:21,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:25:21,473 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:25:21,477 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:25:21,479 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:25:21,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:25:21,492 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:25:21,500 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:25:21,502 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:25:21,504 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:25:21,505 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:25:21,511 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:25:21,517 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:25:21,518 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:25:21,521 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:25:21,522 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:25:21,524 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:25:21,527 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:25:21,528 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:25:21,530 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:25:21,531 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:25:21,534 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:25:21,535 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:25:21,536 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:25:21,537 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:25:21,537 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:25:21,538 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:25:21,539 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:25:21,540 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c85d210-78e2-4cca-93c0-59bb5912d7e3/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:25:21,576 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:25:21,579 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:25:21,580 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:25:21,581 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:25:21,582 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:25:21,582 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:25:21,583 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:25:21,583 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:25:21,583 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:25:21,584 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:25:21,585 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:25:21,585 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:25:21,585 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:25:21,586 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:25:21,586 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:25:21,586 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:25:21,586 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:25:21,587 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:25:21,587 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:25:21,587 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:25:21,588 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:25:21,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:25:21,588 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:25:21,588 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:25:21,589 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:25:21,589 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:25:21,589 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:25:21,589 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:25:21,590 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_3c85d210-78e2-4cca-93c0-59bb5912d7e3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c85d210-78e2-4cca-93c0-59bb5912d7e3/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7669776db00f6295c4028d825bdd51b22a88fb95e78feea7b33da1a0ac83f7c3 [2021-11-23 00:25:21,987 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:25:22,011 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:25:22,015 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:25:22,016 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:25:22,018 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:25:22,020 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c85d210-78e2-4cca-93c0-59bb5912d7e3/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c [2021-11-23 00:25:22,100 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c85d210-78e2-4cca-93c0-59bb5912d7e3/bin/ukojak-LBtLqBUTdQ/data/99f4a7c87/4aebe5e2d860411fa4b3169fe29b0101/FLAG3039a27d9 [2021-11-23 00:25:22,746 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:25:22,747 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c85d210-78e2-4cca-93c0-59bb5912d7e3/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c [2021-11-23 00:25:22,762 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c85d210-78e2-4cca-93c0-59bb5912d7e3/bin/ukojak-LBtLqBUTdQ/data/99f4a7c87/4aebe5e2d860411fa4b3169fe29b0101/FLAG3039a27d9 [2021-11-23 00:25:22,992 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c85d210-78e2-4cca-93c0-59bb5912d7e3/bin/ukojak-LBtLqBUTdQ/data/99f4a7c87/4aebe5e2d860411fa4b3169fe29b0101 [2021-11-23 00:25:22,995 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:25:22,997 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:25:23,010 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:25:23,011 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:25:23,015 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:25:23,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:25:22" (1/1) ... [2021-11-23 00:25:23,020 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785922b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:23, skipping insertion in model container [2021-11-23 00:25:23,020 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:25:22" (1/1) ... [2021-11-23 00:25:23,030 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:25:23,100 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:25:23,453 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_3c85d210-78e2-4cca-93c0-59bb5912d7e3/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c[28368,28381] [2021-11-23 00:25:23,456 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:25:23,469 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:25:23,613 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_3c85d210-78e2-4cca-93c0-59bb5912d7e3/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c[28368,28381] [2021-11-23 00:25:23,614 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:25:23,630 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:25:23,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:23 WrapperNode [2021-11-23 00:25:23,631 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:25:23,632 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:25:23,633 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:25:23,633 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:25:23,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:23" (1/1) ... [2021-11-23 00:25:23,678 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:23" (1/1) ... [2021-11-23 00:25:23,751 INFO L137 Inliner]: procedures = 24, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 952 [2021-11-23 00:25:23,752 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:25:23,753 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:25:23,753 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:25:23,753 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:25:23,765 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:23" (1/1) ... [2021-11-23 00:25:23,765 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:23" (1/1) ... [2021-11-23 00:25:23,772 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:23" (1/1) ... [2021-11-23 00:25:23,772 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:23" (1/1) ... [2021-11-23 00:25:23,808 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:23" (1/1) ... [2021-11-23 00:25:23,830 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:23" (1/1) ... [2021-11-23 00:25:23,835 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:23" (1/1) ... [2021-11-23 00:25:23,844 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:25:23,845 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:25:23,845 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:25:23,845 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:25:23,847 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:23" (1/1) ... [2021-11-23 00:25:23,857 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:25:23,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c85d210-78e2-4cca-93c0-59bb5912d7e3/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:25:23,910 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c85d210-78e2-4cca-93c0-59bb5912d7e3/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:25:23,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c85d210-78e2-4cca-93c0-59bb5912d7e3/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:25:23,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:25:23,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:25:23,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:25:23,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:25:24,160 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:25:24,162 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:25:25,499 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:25:26,500 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:25:26,501 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 00:25:26,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:25:26 BoogieIcfgContainer [2021-11-23 00:25:26,505 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:25:26,507 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:25:26,507 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:25:26,519 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:25:26,520 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:25:26" (1/1) ... [2021-11-23 00:25:26,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:25:26,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:26,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 140 states and 224 transitions. [2021-11-23 00:25:26,651 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 224 transitions. [2021-11-23 00:25:26,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:25:26,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:26,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:27,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:27,629 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 00:25:27,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:27,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 141 states and 226 transitions. [2021-11-23 00:25:27,981 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 226 transitions. [2021-11-23 00:25:27,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:25:27,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:27,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:28,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:28,397 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 00:25:28,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:28,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 144 states and 232 transitions. [2021-11-23 00:25:28,828 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 232 transitions. [2021-11-23 00:25:28,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:25:28,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:28,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:28,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:29,144 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 00:25:29,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:29,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 148 states and 240 transitions. [2021-11-23 00:25:29,713 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 240 transitions. [2021-11-23 00:25:29,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:25:29,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:29,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:29,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:30,031 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 00:25:30,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:30,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 153 states and 250 transitions. [2021-11-23 00:25:30,759 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 250 transitions. [2021-11-23 00:25:30,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:25:30,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:30,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:30,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:31,000 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 00:25:32,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:32,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 159 states and 262 transitions. [2021-11-23 00:25:32,025 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 262 transitions. [2021-11-23 00:25:32,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:25:32,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:32,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:32,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:32,594 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 00:25:34,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:34,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 167 states and 276 transitions. [2021-11-23 00:25:34,060 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 276 transitions. [2021-11-23 00:25:34,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:25:34,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:34,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:34,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:34,702 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 00:25:36,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:36,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 174 states and 289 transitions. [2021-11-23 00:25:36,342 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 289 transitions. [2021-11-23 00:25:36,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:25:36,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:36,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:36,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:36,502 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 00:25:36,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:36,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 175 states and 289 transitions. [2021-11-23 00:25:36,799 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 289 transitions. [2021-11-23 00:25:36,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:25:36,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:36,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:36,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:36,880 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 00:25:36,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:36,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 176 states and 290 transitions. [2021-11-23 00:25:36,896 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 290 transitions. [2021-11-23 00:25:36,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:25:36,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:36,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:36,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:37,249 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 00:25:40,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:40,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 187 states and 308 transitions. [2021-11-23 00:25:40,006 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 308 transitions. [2021-11-23 00:25:40,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:25:40,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:40,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:40,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:40,298 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 00:25:40,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:40,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 190 states and 313 transitions. [2021-11-23 00:25:40,558 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 313 transitions. [2021-11-23 00:25:40,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:25:40,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:40,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:41,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:42,073 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:47,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:47,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 207 states and 343 transitions. [2021-11-23 00:25:47,803 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 343 transitions. [2021-11-23 00:25:47,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:25:47,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:47,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:47,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:48,379 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:54,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:54,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 225 states and 374 transitions. [2021-11-23 00:25:54,435 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 374 transitions. [2021-11-23 00:25:54,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:25:54,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:54,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:54,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:55,103 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:01,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:01,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 244 states and 407 transitions. [2021-11-23 00:26:01,207 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 407 transitions. [2021-11-23 00:26:01,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:26:01,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:01,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:01,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:01,493 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:02,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:02,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 246 states and 412 transitions. [2021-11-23 00:26:02,516 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 412 transitions. [2021-11-23 00:26:02,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:26:02,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:02,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:02,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:03,131 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:10,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:10,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 266 states and 447 transitions. [2021-11-23 00:26:10,338 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 447 transitions. [2021-11-23 00:26:10,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:26:10,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:10,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:10,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:10,577 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:11,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:11,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 269 states and 455 transitions. [2021-11-23 00:26:11,939 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 455 transitions. [2021-11-23 00:26:11,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:26:11,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:11,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:12,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:12,125 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:12,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:12,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 270 states and 456 transitions. [2021-11-23 00:26:12,686 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 456 transitions. [2021-11-23 00:26:12,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:26:12,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:12,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:12,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:12,965 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:13,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:13,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 271 states and 461 transitions. [2021-11-23 00:26:13,724 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 461 transitions. [2021-11-23 00:26:13,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:26:13,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:13,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:13,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:14,577 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:20,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:20,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 286 states and 491 transitions. [2021-11-23 00:26:20,701 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 491 transitions. [2021-11-23 00:26:20,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:26:20,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:20,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:20,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:20,945 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:23,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:23,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 290 states and 502 transitions. [2021-11-23 00:26:23,067 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 502 transitions. [2021-11-23 00:26:23,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:26:23,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:23,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:23,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:23,363 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:24,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:24,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 292 states and 505 transitions. [2021-11-23 00:26:24,509 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 505 transitions. [2021-11-23 00:26:24,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:26:24,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:24,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:24,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:24,762 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:25,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:25,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 293 states and 506 transitions. [2021-11-23 00:26:25,443 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 506 transitions. [2021-11-23 00:26:25,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:26:25,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:25,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:26,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:28,238 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:38,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:38,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 315 states and 545 transitions. [2021-11-23 00:26:38,184 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 545 transitions. [2021-11-23 00:26:38,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:26:38,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:38,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:39,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:39,822 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:43,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:43,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 321 states and 558 transitions. [2021-11-23 00:26:43,412 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 558 transitions. [2021-11-23 00:26:43,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 00:26:43,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:43,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:44,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:45,435 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:52,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:52,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 330 states and 579 transitions. [2021-11-23 00:26:52,272 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 579 transitions. [2021-11-23 00:26:52,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:26:52,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:52,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:52,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:54,205 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:06,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:06,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 345 states and 633 transitions. [2021-11-23 00:27:06,746 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 633 transitions. [2021-11-23 00:27:06,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:27:06,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:06,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:06,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:07,894 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:18,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:18,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 357 states and 676 transitions. [2021-11-23 00:27:18,337 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 676 transitions. [2021-11-23 00:27:18,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:27:18,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:18,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:18,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:18,626 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:19,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:19,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 358 states and 680 transitions. [2021-11-23 00:27:19,429 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 680 transitions. [2021-11-23 00:27:19,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:27:19,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:19,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:19,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:19,828 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:20,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:20,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 359 states and 682 transitions. [2021-11-23 00:27:20,813 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 682 transitions. [2021-11-23 00:27:20,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:27:20,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:20,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:20,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:22,057 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:31,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:31,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 370 states and 707 transitions. [2021-11-23 00:27:31,529 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 707 transitions. [2021-11-23 00:27:31,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:27:31,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:31,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:31,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:31,734 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:33,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:33,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 372 states and 715 transitions. [2021-11-23 00:27:33,931 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 715 transitions. [2021-11-23 00:27:33,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:27:33,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:33,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:34,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:34,115 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:35,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:35,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 373 states and 715 transitions. [2021-11-23 00:27:35,664 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 715 transitions. [2021-11-23 00:27:35,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:27:35,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:35,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:35,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:36,855 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:46,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:46,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 383 states and 736 transitions. [2021-11-23 00:27:46,038 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 736 transitions. [2021-11-23 00:27:46,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:27:46,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:46,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:46,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:46,291 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:47,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:47,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 384 states and 741 transitions. [2021-11-23 00:27:47,649 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 741 transitions. [2021-11-23 00:27:47,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:27:47,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:47,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:47,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:47,937 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:50,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:50,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 386 states and 750 transitions. [2021-11-23 00:27:50,075 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 750 transitions. [2021-11-23 00:27:50,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:27:50,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:50,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:50,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:50,324 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:52,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:52,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 387 states and 750 transitions. [2021-11-23 00:27:52,037 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 750 transitions. [2021-11-23 00:27:52,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:27:52,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:52,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:52,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:53,285 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:07,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:07,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 403 states and 794 transitions. [2021-11-23 00:28:07,646 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 794 transitions. [2021-11-23 00:28:07,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:28:07,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:07,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:07,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:07,811 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:08,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:08,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 404 states and 798 transitions. [2021-11-23 00:28:08,830 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 798 transitions. [2021-11-23 00:28:08,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:28:08,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:08,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:08,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:09,047 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:11,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:11,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 406 states and 808 transitions. [2021-11-23 00:28:11,215 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 808 transitions. [2021-11-23 00:28:11,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:28:11,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:11,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:11,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:11,413 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:13,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:13,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 408 states and 819 transitions. [2021-11-23 00:28:13,746 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 819 transitions. [2021-11-23 00:28:13,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:28:13,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:13,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:13,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:15,470 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:28,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:28,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 416 states and 844 transitions. [2021-11-23 00:28:28,089 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 844 transitions. [2021-11-23 00:28:28,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:28:28,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:28,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:28,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:28,553 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:35,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:35,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 422 states and 862 transitions. [2021-11-23 00:28:35,191 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 862 transitions. [2021-11-23 00:28:35,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:28:35,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:35,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:35,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:35,869 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:37,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:37,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 423 states and 863 transitions. [2021-11-23 00:28:37,205 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 863 transitions. [2021-11-23 00:28:37,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:28:37,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:37,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:37,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:37,550 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:41,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:41,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 426 states and 876 transitions. [2021-11-23 00:28:41,052 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 876 transitions. [2021-11-23 00:28:41,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:28:41,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:41,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:41,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:41,392 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:42,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:42,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 427 states and 878 transitions. [2021-11-23 00:28:42,550 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 878 transitions. [2021-11-23 00:28:42,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:28:42,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:42,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:43,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:45,139 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:05,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:05,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 446 states and 930 transitions. [2021-11-23 00:29:05,725 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 930 transitions. [2021-11-23 00:29:05,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:29:05,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:05,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:06,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:06,526 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:10,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:10,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 449 states and 950 transitions. [2021-11-23 00:29:10,264 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 950 transitions. [2021-11-23 00:29:10,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:29:10,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:10,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:10,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:10,938 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:15,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:15,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 452 states and 967 transitions. [2021-11-23 00:29:15,481 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 967 transitions. [2021-11-23 00:29:15,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:29:15,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:15,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:16,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:16,309 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:22,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:22,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 457 states and 990 transitions. [2021-11-23 00:29:22,867 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 990 transitions. [2021-11-23 00:29:22,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:29:22,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:22,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:23,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:23,549 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:27,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:27,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 460 states and 999 transitions. [2021-11-23 00:29:27,204 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 999 transitions. [2021-11-23 00:29:27,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:29:27,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:27,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:27,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:27,873 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:33,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:33,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 464 states and 1018 transitions. [2021-11-23 00:29:33,231 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 1018 transitions. [2021-11-23 00:29:33,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:29:33,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:33,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:33,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:34,082 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:40,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:40,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 467 states and 1029 transitions. [2021-11-23 00:29:40,319 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 1029 transitions. [2021-11-23 00:29:40,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:29:40,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:40,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:40,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:40,736 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:50,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:50,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 474 states and 1050 transitions. [2021-11-23 00:29:50,042 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1050 transitions. [2021-11-23 00:29:50,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:29:50,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:50,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:50,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:50,461 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:55,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:55,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 478 states and 1069 transitions. [2021-11-23 00:29:55,275 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 1069 transitions. [2021-11-23 00:29:55,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:29:55,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:55,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:55,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:55,698 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:57,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:57,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 479 states and 1071 transitions. [2021-11-23 00:29:57,550 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 1071 transitions. [2021-11-23 00:29:57,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:29:57,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:57,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:57,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:57,957 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:59,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:59,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 480 states and 1072 transitions. [2021-11-23 00:29:59,516 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1072 transitions. [2021-11-23 00:29:59,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:29:59,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:59,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:59,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:59,905 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:01,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:01,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 481 states and 1073 transitions. [2021-11-23 00:30:01,490 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1073 transitions. [2021-11-23 00:30:01,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:30:01,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:01,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:01,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:01,925 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:06,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:06,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 485 states and 1088 transitions. [2021-11-23 00:30:06,679 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 1088 transitions. [2021-11-23 00:30:06,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:30:06,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:06,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:06,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:07,090 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:10,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:10,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 488 states and 1101 transitions. [2021-11-23 00:30:10,442 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 1101 transitions. [2021-11-23 00:30:10,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:30:10,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:10,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:10,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:10,830 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:12,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:12,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 489 states and 1102 transitions. [2021-11-23 00:30:12,214 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 1102 transitions. [2021-11-23 00:30:12,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:30:12,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:12,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:12,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:12,754 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:14,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:14,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 491 states and 1108 transitions. [2021-11-23 00:30:14,171 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 1108 transitions. [2021-11-23 00:30:14,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:30:14,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:14,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:18,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:34,916 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.