./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5_overflow.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_4a29088e-240c-428c-aa20-cebfc5b8112f/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a29088e-240c-428c-aa20-cebfc5b8112f/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_4a29088e-240c-428c-aa20-cebfc5b8112f/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a29088e-240c-428c-aa20-cebfc5b8112f/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5_overflow.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a29088e-240c-428c-aa20-cebfc5b8112f/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_4a29088e-240c-428c-aa20-cebfc5b8112f/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 1824872e1814c22cdcc3b3649b8009e56b17be6d2a4264ef4e8c02506b8754f7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:24:25,311 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:24:25,315 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:24:25,382 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:24:25,382 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:24:25,388 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:24:25,390 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:24:25,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:24:25,397 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:24:25,405 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:24:25,407 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:24:25,409 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:24:25,409 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:24:25,412 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:24:25,415 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:24:25,421 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:24:25,424 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:24:25,425 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:24:25,431 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:24:25,436 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:24:25,438 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:24:25,443 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:24:25,446 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:24:25,448 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:24:25,455 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:24:25,455 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:24:25,456 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:24:25,458 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:24:25,459 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:24:25,461 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:24:25,461 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:24:25,462 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:24:25,464 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:24:25,466 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:24:25,468 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:24:25,469 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:24:25,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:24:25,470 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:24:25,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:24:25,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:24:25,472 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:24:25,473 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a29088e-240c-428c-aa20-cebfc5b8112f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:24:25,527 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:24:25,527 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:24:25,529 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:24:25,529 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:24:25,530 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:24:25,530 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:24:25,531 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:24:25,531 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:24:25,538 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:24:25,538 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:24:25,538 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:24:25,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:24:25,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:24:25,539 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:24:25,539 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:24:25,539 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:24:25,540 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:24:25,540 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:24:25,540 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:24:25,540 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:24:25,540 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:24:25,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:24:25,541 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:24:25,541 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:24:25,541 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:24:25,541 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:24:25,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:24:25,542 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:24:25,542 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_4a29088e-240c-428c-aa20-cebfc5b8112f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a29088e-240c-428c-aa20-cebfc5b8112f/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1824872e1814c22cdcc3b3649b8009e56b17be6d2a4264ef4e8c02506b8754f7 [2021-11-22 23:24:25,847 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:24:25,883 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:24:25,887 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:24:25,888 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:24:25,890 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:24:25,891 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a29088e-240c-428c-aa20-cebfc5b8112f/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5_overflow.ufo.UNBOUNDED.pals.c [2021-11-22 23:24:25,961 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a29088e-240c-428c-aa20-cebfc5b8112f/bin/ukojak-LBtLqBUTdQ/data/22024e1f8/c816019343f245bca944cf27d9d05d87/FLAG879a4cb71 [2021-11-22 23:24:26,604 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:24:26,609 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a29088e-240c-428c-aa20-cebfc5b8112f/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5_overflow.ufo.UNBOUNDED.pals.c [2021-11-22 23:24:26,633 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a29088e-240c-428c-aa20-cebfc5b8112f/bin/ukojak-LBtLqBUTdQ/data/22024e1f8/c816019343f245bca944cf27d9d05d87/FLAG879a4cb71 [2021-11-22 23:24:26,812 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a29088e-240c-428c-aa20-cebfc5b8112f/bin/ukojak-LBtLqBUTdQ/data/22024e1f8/c816019343f245bca944cf27d9d05d87 [2021-11-22 23:24:26,815 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:24:26,817 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:24:26,821 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:24:26,822 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:24:26,825 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:24:26,826 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:24:26" (1/1) ... [2021-11-22 23:24:26,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d8622ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:26, skipping insertion in model container [2021-11-22 23:24:26,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:24:26" (1/1) ... [2021-11-22 23:24:26,837 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:24:26,942 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:24:27,438 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_4a29088e-240c-428c-aa20-cebfc5b8112f/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5_overflow.ufo.UNBOUNDED.pals.c[65601,65614] [2021-11-22 23:24:27,454 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:24:27,477 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:24:27,613 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_4a29088e-240c-428c-aa20-cebfc5b8112f/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5_overflow.ufo.UNBOUNDED.pals.c[65601,65614] [2021-11-22 23:24:27,614 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:24:27,643 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:24:27,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:27 WrapperNode [2021-11-22 23:24:27,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:24:27,645 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:24:27,645 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:24:27,646 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:24:27,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:27" (1/1) ... [2021-11-22 23:24:27,679 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:27" (1/1) ... [2021-11-22 23:24:27,799 INFO L137 Inliner]: procedures = 25, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 2123 [2021-11-22 23:24:27,800 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:24:27,800 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:24:27,801 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:24:27,801 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:24:27,810 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:27" (1/1) ... [2021-11-22 23:24:27,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:27" (1/1) ... [2021-11-22 23:24:27,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:27" (1/1) ... [2021-11-22 23:24:27,854 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:27" (1/1) ... [2021-11-22 23:24:27,920 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:27" (1/1) ... [2021-11-22 23:24:27,981 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:27" (1/1) ... [2021-11-22 23:24:27,991 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:27" (1/1) ... [2021-11-22 23:24:28,010 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:24:28,011 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:24:28,011 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:24:28,012 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:24:28,017 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:27" (1/1) ... [2021-11-22 23:24:28,025 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:24:28,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a29088e-240c-428c-aa20-cebfc5b8112f/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:24:28,055 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a29088e-240c-428c-aa20-cebfc5b8112f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:24:28,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a29088e-240c-428c-aa20-cebfc5b8112f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:24:28,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:24:28,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:24:28,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:24:28,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:24:28,407 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:24:28,408 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:24:30,295 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:24:32,271 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:24:32,271 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-22 23:24:32,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:24:32 BoogieIcfgContainer [2021-11-22 23:24:32,276 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:24:32,277 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:24:32,277 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:24:32,288 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:24:32,289 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:24:32" (1/1) ... [2021-11-22 23:24:32,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:24:32,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:32,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 441 states and 754 transitions. [2021-11-22 23:24:32,378 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 754 transitions. [2021-11-22 23:24:32,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-22 23:24:32,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:32,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:33,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:33,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:34,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:34,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 442 states and 756 transitions. [2021-11-22 23:24:34,178 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 756 transitions. [2021-11-22 23:24:34,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-22 23:24:34,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:34,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:34,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:34,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:35,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:35,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 445 states and 762 transitions. [2021-11-22 23:24:35,114 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 762 transitions. [2021-11-22 23:24:35,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-22 23:24:35,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:35,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:35,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:35,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:36,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:36,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 449 states and 770 transitions. [2021-11-22 23:24:36,252 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 770 transitions. [2021-11-22 23:24:36,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-22 23:24:36,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:36,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:36,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:36,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:37,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:37,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 454 states and 780 transitions. [2021-11-22 23:24:37,364 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 780 transitions. [2021-11-22 23:24:37,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-22 23:24:37,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:37,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:37,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:37,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:38,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:38,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 460 states and 792 transitions. [2021-11-22 23:24:38,729 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 792 transitions. [2021-11-22 23:24:38,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-22 23:24:38,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:38,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:38,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:39,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:40,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:40,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 467 states and 806 transitions. [2021-11-22 23:24:40,461 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 806 transitions. [2021-11-22 23:24:40,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-22 23:24:40,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:40,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:42,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:42,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:44,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:44,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 476 states and 822 transitions. [2021-11-22 23:24:44,189 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 822 transitions. [2021-11-22 23:24:44,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-22 23:24:44,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:44,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:45,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:46,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:48,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:48,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 484 states and 837 transitions. [2021-11-22 23:24:48,534 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 837 transitions. [2021-11-22 23:24:48,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-22 23:24:48,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:48,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:48,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:48,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:49,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:49,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 485 states and 837 transitions. [2021-11-22 23:24:49,166 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 837 transitions. [2021-11-22 23:24:49,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-22 23:24:49,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:49,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:49,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:49,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:49,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:49,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 486 states and 838 transitions. [2021-11-22 23:24:49,346 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 838 transitions. [2021-11-22 23:24:49,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-22 23:24:49,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:49,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:49,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:50,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:53,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:53,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 498 states and 858 transitions. [2021-11-22 23:24:53,682 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 858 transitions. [2021-11-22 23:24:53,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-22 23:24:53,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:53,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:53,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:54,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:54,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:54,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 501 states and 863 transitions. [2021-11-22 23:24:54,568 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 863 transitions. [2021-11-22 23:24:54,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-22 23:24:54,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:54,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:55,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:56,640 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:03,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:03,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 519 states and 897 transitions. [2021-11-22 23:25:03,749 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 897 transitions. [2021-11-22 23:25:03,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-22 23:25:03,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:03,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:04,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:04,586 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:11,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:11,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 538 states and 933 transitions. [2021-11-22 23:25:11,187 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 933 transitions. [2021-11-22 23:25:11,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-22 23:25:11,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:11,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:11,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:11,834 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:12,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:12,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 539 states and 935 transitions. [2021-11-22 23:25:12,442 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 935 transitions. [2021-11-22 23:25:12,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-22 23:25:12,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:12,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:12,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:13,330 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:21,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:21,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 559 states and 972 transitions. [2021-11-22 23:25:21,682 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 972 transitions. [2021-11-22 23:25:21,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-22 23:25:21,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:21,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:21,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:22,073 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:22,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:22,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 560 states and 973 transitions. [2021-11-22 23:25:22,573 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 973 transitions. [2021-11-22 23:25:22,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-22 23:25:22,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:22,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:22,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:23,471 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:32,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:32,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 581 states and 1011 transitions. [2021-11-22 23:25:32,045 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 1011 transitions. [2021-11-22 23:25:32,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-22 23:25:32,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:32,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:32,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:32,594 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:34,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:34,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 584 states and 1020 transitions. [2021-11-22 23:25:34,089 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 1020 transitions. [2021-11-22 23:25:34,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-22 23:25:34,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:34,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:34,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:34,560 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:35,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:35,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 585 states and 1021 transitions. [2021-11-22 23:25:35,115 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1021 transitions. [2021-11-22 23:25:35,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:25:35,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:35,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:35,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:36,397 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:43,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:43,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 601 states and 1055 transitions. [2021-11-22 23:25:43,755 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1055 transitions. [2021-11-22 23:25:43,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:25:43,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:43,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:43,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:44,098 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:44,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:44,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 602 states and 1056 transitions. [2021-11-22 23:25:44,637 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 1056 transitions. [2021-11-22 23:25:44,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:25:44,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:44,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:44,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:44,969 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:45,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:45,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 603 states and 1059 transitions. [2021-11-22 23:25:45,551 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 1059 transitions. [2021-11-22 23:25:45,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:25:45,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:45,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:45,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:45,922 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:46,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:46,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 604 states and 1060 transitions. [2021-11-22 23:25:46,509 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1060 transitions. [2021-11-22 23:25:46,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:25:46,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:46,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:46,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:46,851 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:47,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:47,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 605 states and 1061 transitions. [2021-11-22 23:25:47,586 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1061 transitions. [2021-11-22 23:25:47,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:25:47,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:47,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:47,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:47,870 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:48,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:48,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 606 states and 1062 transitions. [2021-11-22 23:25:48,579 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1062 transitions. [2021-11-22 23:25:48,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:25:48,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:48,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:48,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:48,978 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:49,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:49,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 607 states and 1063 transitions. [2021-11-22 23:25:49,551 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1063 transitions. [2021-11-22 23:25:49,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:25:49,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:49,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:49,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:50,502 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:57,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:57,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 623 states and 1097 transitions. [2021-11-22 23:25:57,968 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1097 transitions. [2021-11-22 23:25:57,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:25:57,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:57,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:58,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:58,268 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:58,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:58,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 624 states and 1101 transitions. [2021-11-22 23:25:58,814 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 1101 transitions. [2021-11-22 23:25:58,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:25:58,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:58,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:59,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:59,158 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:26:00,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:00,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 627 states and 1106 transitions. [2021-11-22 23:26:00,997 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1106 transitions. [2021-11-22 23:26:01,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:26:01,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:01,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:01,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:01,303 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:26:02,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:02,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 629 states and 1109 transitions. [2021-11-22 23:26:02,430 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1109 transitions. [2021-11-22 23:26:02,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:26:02,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:02,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:02,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:02,699 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:26:04,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:04,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 631 states and 1111 transitions. [2021-11-22 23:26:04,248 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1111 transitions. [2021-11-22 23:26:04,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:26:04,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:04,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:04,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:04,555 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:26:05,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:05,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 632 states and 1112 transitions. [2021-11-22 23:26:05,145 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 1112 transitions. [2021-11-22 23:26:05,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:26:05,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:05,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:05,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:05,394 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:26:06,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:06,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 633 states and 1113 transitions. [2021-11-22 23:26:06,033 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1113 transitions. [2021-11-22 23:26:06,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:26:06,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:06,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:06,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:06,279 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:26:07,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:07,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 634 states and 1120 transitions. [2021-11-22 23:26:07,387 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1120 transitions. [2021-11-22 23:26:07,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-22 23:26:07,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:07,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:09,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:11,107 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:26:23,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:23,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 658 states and 1155 transitions. [2021-11-22 23:26:23,068 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1155 transitions. [2021-11-22 23:26:23,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-22 23:26:23,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:23,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:23,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:24,500 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:26:28,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:28,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 665 states and 1170 transitions. [2021-11-22 23:26:28,954 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1170 transitions. [2021-11-22 23:26:28,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-22 23:26:28,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:28,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:30,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:31,252 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:26:41,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:41,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 688 states and 1207 transitions. [2021-11-22 23:26:41,254 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1207 transitions. [2021-11-22 23:26:41,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-22 23:26:41,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:41,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:41,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:42,992 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:26:57,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:58,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 704 states and 1272 transitions. [2021-11-22 23:26:58,000 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1272 transitions. [2021-11-22 23:26:58,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-22 23:26:58,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:58,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:58,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:59,145 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:27:11,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:11,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 718 states and 1299 transitions. [2021-11-22 23:27:11,059 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1299 transitions. [2021-11-22 23:27:11,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-22 23:27:11,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:11,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:11,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:12,051 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:27:24,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:24,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 731 states and 1326 transitions. [2021-11-22 23:27:24,471 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1326 transitions. [2021-11-22 23:27:24,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-22 23:27:24,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:24,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:24,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:24,724 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:27:26,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:26,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 732 states and 1326 transitions. [2021-11-22 23:27:26,300 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1326 transitions. [2021-11-22 23:27:26,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-22 23:27:26,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:26,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:26,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:27,675 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:27:42,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:42,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 749 states and 1370 transitions. [2021-11-22 23:27:42,487 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1370 transitions. [2021-11-22 23:27:42,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-22 23:27:42,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:42,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:42,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:42,990 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:27:44,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:44,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 750 states and 1372 transitions. [2021-11-22 23:27:44,040 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1372 transitions. [2021-11-22 23:27:44,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-22 23:27:44,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:44,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:44,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:45,077 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:28:01,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:01,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1418 states to 767 states and 1418 transitions. [2021-11-22 23:28:01,559 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1418 transitions. [2021-11-22 23:28:01,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-22 23:28:01,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:01,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:01,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:02,082 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:28:04,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:04,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 769 states and 1427 transitions. [2021-11-22 23:28:04,389 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1427 transitions. [2021-11-22 23:28:04,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-22 23:28:04,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:04,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:04,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:04,803 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:28:07,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:07,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 771 states and 1436 transitions. [2021-11-22 23:28:07,188 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1436 transitions. [2021-11-22 23:28:07,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-22 23:28:07,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:07,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:07,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:08,876 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:28:20,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:20,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 780 states and 1456 transitions. [2021-11-22 23:28:20,451 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1456 transitions. [2021-11-22 23:28:20,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-22 23:28:20,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:20,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:20,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:20,691 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:28:23,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:23,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 782 states and 1466 transitions. [2021-11-22 23:28:23,145 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1466 transitions. [2021-11-22 23:28:23,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-22 23:28:23,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:23,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:23,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:23,547 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:28:26,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:26,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1477 states to 784 states and 1477 transitions. [2021-11-22 23:28:26,043 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1477 transitions. [2021-11-22 23:28:26,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-22 23:28:26,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:26,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:26,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:26,267 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:28:28,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:28,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 786 states and 1487 transitions. [2021-11-22 23:28:28,889 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1487 transitions. [2021-11-22 23:28:28,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-22 23:28:28,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:28,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:32,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:34,450 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:28:50,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:50,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 796 states and 1517 transitions. [2021-11-22 23:28:50,691 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1517 transitions. [2021-11-22 23:28:50,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-22 23:28:50,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:50,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:54,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:54,506 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:29:00,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:00,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 801 states and 1535 transitions. [2021-11-22 23:29:00,419 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1535 transitions. [2021-11-22 23:29:00,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-22 23:29:00,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:00,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:03,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:04,111 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:29:09,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:09,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 805 states and 1550 transitions. [2021-11-22 23:29:09,026 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1550 transitions. [2021-11-22 23:29:09,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-22 23:29:09,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:09,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:12,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:12,571 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:29:15,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:15,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 807 states and 1552 transitions. [2021-11-22 23:29:15,279 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1552 transitions. [2021-11-22 23:29:15,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-22 23:29:15,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:15,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:18,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:19,062 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:29:23,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:23,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 811 states and 1566 transitions. [2021-11-22 23:29:23,611 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1566 transitions. [2021-11-22 23:29:23,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-22 23:29:23,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:23,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:24,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:26,891 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:29:46,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:46,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 827 states and 1608 transitions. [2021-11-22 23:29:46,138 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1608 transitions. [2021-11-22 23:29:46,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-22 23:29:46,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:46,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:47,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:47,362 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:29:54,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:54,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 833 states and 1637 transitions. [2021-11-22 23:29:54,326 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1637 transitions. [2021-11-22 23:29:54,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-22 23:29:54,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:54,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:55,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:55,412 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:29:59,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:59,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 837 states and 1656 transitions. [2021-11-22 23:29:59,770 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1656 transitions. [2021-11-22 23:29:59,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-22 23:29:59,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:59,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:00,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:00,763 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:30:07,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:07,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 843 states and 1676 transitions. [2021-11-22 23:30:07,705 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1676 transitions. [2021-11-22 23:30:07,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-22 23:30:07,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:07,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:08,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:08,720 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:30:10,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:10,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 844 states and 1677 transitions. [2021-11-22 23:30:10,120 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1677 transitions. [2021-11-22 23:30:10,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-22 23:30:10,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:10,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:11,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:11,169 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:30:12,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:12,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 845 states and 1678 transitions. [2021-11-22 23:30:12,662 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1678 transitions. [2021-11-22 23:30:12,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-22 23:30:12,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:12,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:13,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:13,800 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:30:18,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:18,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 849 states and 1689 transitions. [2021-11-22 23:30:18,014 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1689 transitions. [2021-11-22 23:30:18,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-22 23:30:18,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:18,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:18,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:20,587 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:30:36,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:36,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 858 states and 1721 transitions. [2021-11-22 23:30:36,637 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1721 transitions. [2021-11-22 23:30:36,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-22 23:30:36,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:36,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:37,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:37,411 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:30:39,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:39,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 859 states and 1722 transitions. [2021-11-22 23:30:39,127 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1722 transitions. [2021-11-22 23:30:39,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-22 23:30:39,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:39,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:39,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:39,866 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:30:41,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:41,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 860 states and 1724 transitions. [2021-11-22 23:30:41,708 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1724 transitions. [2021-11-22 23:30:41,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-22 23:30:41,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:41,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:42,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:42,545 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:30:50,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:50,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 866 states and 1744 transitions. [2021-11-22 23:30:50,655 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1744 transitions. [2021-11-22 23:30:50,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-22 23:30:50,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:50,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:51,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:51,570 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:30:52,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:52,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 867 states and 1745 transitions. [2021-11-22 23:30:52,985 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1745 transitions. [2021-11-22 23:30:52,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-22 23:30:52,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:52,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:53,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:53,705 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:30:55,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:55,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1746 states to 868 states and 1746 transitions. [2021-11-22 23:30:55,485 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1746 transitions. [2021-11-22 23:30:55,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-22 23:30:55,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:55,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:55,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:56,270 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:30:57,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:57,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 869 states and 1747 transitions. [2021-11-22 23:30:57,652 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1747 transitions. [2021-11-22 23:30:57,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-22 23:30:57,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:57,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:58,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:58,499 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:31:03,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:03,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 873 states and 1762 transitions. [2021-11-22 23:31:03,495 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1762 transitions. [2021-11-22 23:31:03,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-22 23:31:03,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:03,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:04,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:04,207 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:31:05,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:05,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1766 states to 874 states and 1766 transitions. [2021-11-22 23:31:05,982 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1766 transitions. [2021-11-22 23:31:05,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-22 23:31:05,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:05,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:06,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:06,735 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:31:09,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:09,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1773 states to 877 states and 1773 transitions. [2021-11-22 23:31:09,610 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1773 transitions. [2021-11-22 23:31:09,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-22 23:31:09,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:09,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:10,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:31:10,342 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:31:15,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:31:15,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1790 states to 881 states and 1790 transitions. [2021-11-22 23:31:15,352 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1790 transitions. [2021-11-22 23:31:15,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-22 23:31:15,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:31:15,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:31:22,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat