./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety/20051113-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2782570-55d5-4043-9e54-0a4e5e3dea74/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2782570-55d5-4043-9e54-0a4e5e3dea74/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_e2782570-55d5-4043-9e54-0a4e5e3dea74/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2782570-55d5-4043-9e54-0a4e5e3dea74/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/20051113-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2782570-55d5-4043-9e54-0a4e5e3dea74/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2782570-55d5-4043-9e54-0a4e5e3dea74/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2a43a02844acf962bfa6f77d0e1512c06ac1cc2fb3c3905e584a292a069b5426 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:39:05,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:39:05,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:39:05,983 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:39:05,984 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:39:05,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:39:05,991 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:39:05,996 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:39:06,000 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:39:06,006 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:39:06,008 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:39:06,010 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:39:06,011 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:39:06,014 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:39:06,017 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:39:06,026 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:39:06,029 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:39:06,030 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:39:06,033 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:39:06,045 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:39:06,047 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:39:06,049 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:39:06,052 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:39:06,053 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:39:06,064 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:39:06,065 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:39:06,065 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:39:06,067 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:39:06,068 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:39:06,070 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:39:06,071 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:39:06,072 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:39:06,074 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:39:06,076 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:39:06,078 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:39:06,078 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:39:06,079 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:39:06,080 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:39:06,080 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:39:06,081 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:39:06,082 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:39:06,083 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2782570-55d5-4043-9e54-0a4e5e3dea74/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 01:39:06,132 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:39:06,132 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:39:06,134 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:39:06,135 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:39:06,136 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:39:06,136 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:39:06,136 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:39:06,136 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:39:06,137 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:39:06,137 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:39:06,138 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 01:39:06,139 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 01:39:06,139 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 01:39:06,139 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:39:06,140 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:39:06,140 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:39:06,140 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:39:06,140 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:39:06,141 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:39:06,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:39:06,141 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:39:06,141 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:39:06,142 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:39:06,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:39:06,142 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_e2782570-55d5-4043-9e54-0a4e5e3dea74/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2782570-55d5-4043-9e54-0a4e5e3dea74/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a43a02844acf962bfa6f77d0e1512c06ac1cc2fb3c3905e584a292a069b5426 [2021-11-23 01:39:06,480 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:39:06,518 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:39:06,521 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:39:06,523 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:39:06,524 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:39:06,525 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2782570-55d5-4043-9e54-0a4e5e3dea74/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/memsafety/20051113-1.i [2021-11-23 01:39:06,611 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2782570-55d5-4043-9e54-0a4e5e3dea74/bin/ukojak-LBtLqBUTdQ/data/6f6d13232/4a4236ebb78d4758a42e505f44a94086/FLAG7df658138 [2021-11-23 01:39:07,347 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:39:07,348 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2782570-55d5-4043-9e54-0a4e5e3dea74/sv-benchmarks/c/memsafety/20051113-1.i [2021-11-23 01:39:07,364 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2782570-55d5-4043-9e54-0a4e5e3dea74/bin/ukojak-LBtLqBUTdQ/data/6f6d13232/4a4236ebb78d4758a42e505f44a94086/FLAG7df658138 [2021-11-23 01:39:07,623 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2782570-55d5-4043-9e54-0a4e5e3dea74/bin/ukojak-LBtLqBUTdQ/data/6f6d13232/4a4236ebb78d4758a42e505f44a94086 [2021-11-23 01:39:07,627 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:39:07,629 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:39:07,632 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:39:07,633 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:39:07,636 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:39:07,637 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:39:07" (1/1) ... [2021-11-23 01:39:07,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5eddf706 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:07, skipping insertion in model container [2021-11-23 01:39:07,639 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:39:07" (1/1) ... [2021-11-23 01:39:07,648 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:39:07,722 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:39:08,271 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:39:08,286 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:39:08,369 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:39:08,411 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:39:08,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:08 WrapperNode [2021-11-23 01:39:08,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:39:08,413 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:39:08,414 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:39:08,414 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:39:08,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:08" (1/1) ... [2021-11-23 01:39:08,462 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:08" (1/1) ... [2021-11-23 01:39:08,505 INFO L137 Inliner]: procedures = 125, calls = 23, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 77 [2021-11-23 01:39:08,506 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:39:08,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:39:08,507 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:39:08,507 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:39:08,518 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:08" (1/1) ... [2021-11-23 01:39:08,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:08" (1/1) ... [2021-11-23 01:39:08,532 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:08" (1/1) ... [2021-11-23 01:39:08,533 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:08" (1/1) ... [2021-11-23 01:39:08,547 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:08" (1/1) ... [2021-11-23 01:39:08,560 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:08" (1/1) ... [2021-11-23 01:39:08,569 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:08" (1/1) ... [2021-11-23 01:39:08,572 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:39:08,580 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:39:08,580 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:39:08,581 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:39:08,582 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:39:08" (1/1) ... [2021-11-23 01:39:08,592 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:39:08,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2782570-55d5-4043-9e54-0a4e5e3dea74/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:39:08,629 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2782570-55d5-4043-9e54-0a4e5e3dea74/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:39:08,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2782570-55d5-4043-9e54-0a4e5e3dea74/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:39:08,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:39:08,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:39:08,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:39:08,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:39:08,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:39:08,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:39:08,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:39:08,864 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:39:08,866 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:39:09,200 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:39:09,252 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:39:09,252 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 01:39:09,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:39:09 BoogieIcfgContainer [2021-11-23 01:39:09,256 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:39:09,257 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:39:09,257 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:39:09,270 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:39:09,271 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:39:09" (1/1) ... [2021-11-23 01:39:09,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:39:09,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:09,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 46 states and 50 transitions. [2021-11-23 01:39:09,349 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 50 transitions. [2021-11-23 01:39:09,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-23 01:39:09,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:09,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:09,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:09,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:09,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:09,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 45 states and 49 transitions. [2021-11-23 01:39:09,556 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 49 transitions. [2021-11-23 01:39:09,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 01:39:09,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:09,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:09,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:09,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:09,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:09,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 44 states and 48 transitions. [2021-11-23 01:39:09,724 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 48 transitions. [2021-11-23 01:39:09,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 01:39:09,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:09,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:09,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:09,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:10,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:10,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 43 states and 47 transitions. [2021-11-23 01:39:10,163 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2021-11-23 01:39:10,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 01:39:10,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:10,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:10,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:10,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:10,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:10,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 42 states and 46 transitions. [2021-11-23 01:39:10,894 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 46 transitions. [2021-11-23 01:39:10,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:39:10,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:10,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:10,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:10,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:10,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:10,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 41 states and 45 transitions. [2021-11-23 01:39:10,963 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 45 transitions. [2021-11-23 01:39:10,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:39:10,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:10,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:10,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:11,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:11,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:11,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 40 states and 44 transitions. [2021-11-23 01:39:11,173 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 44 transitions. [2021-11-23 01:39:11,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:39:11,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:11,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:11,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:11,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:11,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:11,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 39 states and 43 transitions. [2021-11-23 01:39:11,269 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 43 transitions. [2021-11-23 01:39:11,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:39:11,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:11,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:11,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:11,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:11,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:11,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 38 states and 42 transitions. [2021-11-23 01:39:11,405 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 42 transitions. [2021-11-23 01:39:11,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:39:11,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:11,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:11,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:11,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:11,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:11,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 37 states and 41 transitions. [2021-11-23 01:39:11,491 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 41 transitions. [2021-11-23 01:39:11,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:39:11,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:11,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:11,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:11,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:11,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:11,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 36 states and 40 transitions. [2021-11-23 01:39:11,607 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 40 transitions. [2021-11-23 01:39:11,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:39:11,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:11,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:11,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:11,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:11,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:11,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 35 states and 39 transitions. [2021-11-23 01:39:11,691 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2021-11-23 01:39:11,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:39:11,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:11,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:11,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:11,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:12,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:12,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 34 states and 38 transitions. [2021-11-23 01:39:12,118 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 38 transitions. [2021-11-23 01:39:12,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:39:12,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:12,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:12,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:12,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:12,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:12,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 33 states and 37 transitions. [2021-11-23 01:39:12,472 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 37 transitions. [2021-11-23 01:39:12,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:39:12,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:12,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:12,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:12,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:12,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:12,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 32 states and 36 transitions. [2021-11-23 01:39:12,567 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 36 transitions. [2021-11-23 01:39:12,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:39:12,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:12,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:12,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:12,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:12,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:12,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 31 states and 35 transitions. [2021-11-23 01:39:12,656 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2021-11-23 01:39:12,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:39:12,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:12,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:12,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:12,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:12,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:12,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 30 states and 34 transitions. [2021-11-23 01:39:12,928 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2021-11-23 01:39:12,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:39:12,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:12,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:12,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:13,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:13,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:13,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 29 states and 32 transitions. [2021-11-23 01:39:13,063 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2021-11-23 01:39:13,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:39:13,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:13,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:13,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:13,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:13,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:13,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 30 states and 34 transitions. [2021-11-23 01:39:13,348 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2021-11-23 01:39:13,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:39:13,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:13,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:13,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:13,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:13,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:13,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 29 states and 33 transitions. [2021-11-23 01:39:13,378 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions. [2021-11-23 01:39:13,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:39:13,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:13,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:13,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:13,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:13,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:13,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2021-11-23 01:39:13,773 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2021-11-23 01:39:13,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:39:13,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:13,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:13,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:14,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:14,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:14,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 32 states and 35 transitions. [2021-11-23 01:39:14,990 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2021-11-23 01:39:14,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:39:14,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:14,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:15,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:15,122 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:15,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:15,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 35 states and 39 transitions. [2021-11-23 01:39:15,679 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2021-11-23 01:39:15,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:39:15,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:15,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:15,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:15,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:39:16,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:16,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 37 states and 42 transitions. [2021-11-23 01:39:16,792 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 42 transitions. [2021-11-23 01:39:16,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:39:16,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:16,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:16,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:17,211 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:18,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:18,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 37 states and 41 transitions. [2021-11-23 01:39:18,459 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 41 transitions. [2021-11-23 01:39:18,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:39:18,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:18,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:18,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:18,628 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:19,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:19,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 40 states and 45 transitions. [2021-11-23 01:39:19,363 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2021-11-23 01:39:19,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:39:19,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:19,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:19,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:19,401 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:39:19,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:19,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 40 states and 44 transitions. [2021-11-23 01:39:19,701 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 44 transitions. [2021-11-23 01:39:19,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:39:19,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:19,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:19,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:20,172 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:21,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:21,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 40 states and 43 transitions. [2021-11-23 01:39:21,324 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 43 transitions. [2021-11-23 01:39:21,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:39:21,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:21,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:21,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:21,813 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:23,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:23,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 36 states and 38 transitions. [2021-11-23 01:39:23,170 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 38 transitions. [2021-11-23 01:39:23,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:39:23,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:23,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:23,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:23,196 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:39:23,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:23,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2021-11-23 01:39:23,842 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2021-11-23 01:39:23,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:39:23,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:23,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:23,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:23,996 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:39:26,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:26,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 34 states and 36 transitions. [2021-11-23 01:39:26,992 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 36 transitions. [2021-11-23 01:39:26,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:39:26,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:26,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:27,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:27,017 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:39:27,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:27,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 33 states and 35 transitions. [2021-11-23 01:39:27,031 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 35 transitions. [2021-11-23 01:39:27,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:39:27,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:27,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:27,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:27,208 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:39:27,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:27,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 36 states and 39 transitions. [2021-11-23 01:39:27,921 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 39 transitions. [2021-11-23 01:39:27,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:39:27,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:27,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:27,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:28,510 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:39:33,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:33,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 36 states and 38 transitions. [2021-11-23 01:39:33,119 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 38 transitions. [2021-11-23 01:39:33,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:39:33,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:33,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:33,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:33,328 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:39:34,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:34,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 39 states and 42 transitions. [2021-11-23 01:39:34,561 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 42 transitions. [2021-11-23 01:39:34,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:39:34,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:34,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:34,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:35,416 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:39:38,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:38,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 39 states and 41 transitions. [2021-11-23 01:39:38,245 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 41 transitions. [2021-11-23 01:39:38,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:39:38,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:38,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:38,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:38,496 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:39:39,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:39,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 42 states and 44 transitions. [2021-11-23 01:39:39,708 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 44 transitions. [2021-11-23 01:39:39,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:39:39,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:39,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:39,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:40,387 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:39:42,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:42,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 42 states and 43 transitions. [2021-11-23 01:39:42,579 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 43 transitions. [2021-11-23 01:39:42,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:39:42,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:42,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:42,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:43,477 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:39:49,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:49,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 38 transitions. [2021-11-23 01:39:49,101 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 38 transitions. [2021-11-23 01:39:49,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:39:49,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:49,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:49,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:49,666 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:39:50,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:50,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 39 transitions. [2021-11-23 01:39:50,757 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 39 transitions. [2021-11-23 01:39:50,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:39:50,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:50,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:50,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:51,110 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:39:52,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:52,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 40 transitions. [2021-11-23 01:39:52,115 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 40 transitions. [2021-11-23 01:39:52,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:39:52,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:52,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:52,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:52,701 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:39:53,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:53,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 41 transitions. [2021-11-23 01:39:53,997 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 41 transitions. [2021-11-23 01:39:53,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:39:53,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:53,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:54,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:54,569 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:39:55,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:55,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 42 transitions. [2021-11-23 01:39:55,846 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 42 transitions. [2021-11-23 01:39:55,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:39:55,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:55,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:55,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:56,384 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:39:57,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:57,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 43 transitions. [2021-11-23 01:39:57,531 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 43 transitions. [2021-11-23 01:39:57,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:39:57,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:57,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:57,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:58,028 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:39:59,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:59,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 44 transitions. [2021-11-23 01:39:59,216 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 44 transitions. [2021-11-23 01:39:59,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:39:59,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:59,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:59,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:59,787 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:40:00,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:00,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 45 transitions. [2021-11-23 01:40:00,958 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 45 transitions. [2021-11-23 01:40:00,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:40:00,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:00,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:00,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:01,602 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:40:02,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:02,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 46 transitions. [2021-11-23 01:40:02,923 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 46 transitions. [2021-11-23 01:40:02,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:40:02,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:02,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:02,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:03,591 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:40:04,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:04,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 47 transitions. [2021-11-23 01:40:04,841 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 47 transitions. [2021-11-23 01:40:04,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:40:04,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:04,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:04,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:05,744 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:40:07,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:07,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 48 transitions. [2021-11-23 01:40:07,368 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 48 transitions. [2021-11-23 01:40:07,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:40:07,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:07,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:07,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:08,053 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:40:09,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:09,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 49 transitions. [2021-11-23 01:40:09,366 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 49 transitions. [2021-11-23 01:40:09,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:40:09,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:09,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:09,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:09,991 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:40:11,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:11,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 50 transitions. [2021-11-23 01:40:11,217 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 50 transitions. [2021-11-23 01:40:11,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:40:11,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:11,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:11,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:11,817 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:40:13,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:13,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 51 transitions. [2021-11-23 01:40:13,081 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 51 transitions. [2021-11-23 01:40:13,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:40:13,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:13,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:13,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:13,691 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:40:14,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:14,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 52 transitions. [2021-11-23 01:40:14,956 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 52 transitions. [2021-11-23 01:40:14,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:40:14,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:14,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:14,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:15,769 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:40:17,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:17,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 53 transitions. [2021-11-23 01:40:17,056 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 53 transitions. [2021-11-23 01:40:17,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:40:17,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:17,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:17,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:17,658 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:40:18,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:18,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 54 transitions. [2021-11-23 01:40:18,988 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 54 transitions. [2021-11-23 01:40:18,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:40:18,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:18,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:19,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:19,703 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:40:21,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:21,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 55 transitions. [2021-11-23 01:40:21,136 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 55 transitions. [2021-11-23 01:40:21,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:40:21,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:21,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:21,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:21,902 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:40:23,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:23,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 56 transitions. [2021-11-23 01:40:23,271 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 56 transitions. [2021-11-23 01:40:23,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:40:23,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:23,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:23,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:24,018 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:40:25,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:25,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 57 transitions. [2021-11-23 01:40:25,348 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 57 transitions. [2021-11-23 01:40:25,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:40:25,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:25,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:25,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:26,123 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:40:27,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:27,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 58 transitions. [2021-11-23 01:40:27,676 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 58 transitions. [2021-11-23 01:40:27,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:40:27,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:27,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:27,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:28,443 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:40:29,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:29,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 59 transitions. [2021-11-23 01:40:29,885 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 59 transitions. [2021-11-23 01:40:29,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:40:29,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:29,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:29,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:30,719 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:40:32,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:32,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 60 transitions. [2021-11-23 01:40:32,132 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 60 transitions. [2021-11-23 01:40:32,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:40:32,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:32,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:32,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:32,839 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:40:34,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:34,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 61 transitions. [2021-11-23 01:40:34,286 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 61 transitions. [2021-11-23 01:40:34,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:40:34,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:34,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:34,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:35,208 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:40:36,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:36,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 62 transitions. [2021-11-23 01:40:36,688 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 62 transitions. [2021-11-23 01:40:36,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:40:36,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:36,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:36,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:37,629 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:40:39,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:39,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 63 transitions. [2021-11-23 01:40:39,154 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 63 transitions. [2021-11-23 01:40:39,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:40:39,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:39,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:39,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:40,078 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:40:41,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:41,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 64 transitions. [2021-11-23 01:40:41,565 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 64 transitions. [2021-11-23 01:40:41,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:40:41,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:41,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:41,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:42,440 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:40:44,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:44,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 65 transitions. [2021-11-23 01:40:44,057 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 65 transitions. [2021-11-23 01:40:44,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:40:44,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:44,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:44,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:45,037 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:40:46,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:46,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 66 transitions. [2021-11-23 01:40:46,548 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 66 transitions. [2021-11-23 01:40:46,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:40:46,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:46,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:46,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:47,499 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:40:49,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:49,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 67 transitions. [2021-11-23 01:40:49,056 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 67 transitions. [2021-11-23 01:40:49,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:40:49,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:49,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:49,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:49,865 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:40:51,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:51,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 68 transitions. [2021-11-23 01:40:51,409 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 68 transitions. [2021-11-23 01:40:51,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:40:51,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:51,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:51,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:52,475 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:40:54,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:54,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 69 transitions. [2021-11-23 01:40:54,032 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 69 transitions. [2021-11-23 01:40:54,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:40:54,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:54,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:54,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:54,963 INFO L134 CoverageAnalysis]: Checked inductivity of 526 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:40:56,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:56,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 70 transitions. [2021-11-23 01:40:56,533 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 70 transitions. [2021-11-23 01:40:56,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:40:56,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:56,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:56,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:57,741 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:40:59,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:59,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 71 transitions. [2021-11-23 01:40:59,424 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 71 transitions. [2021-11-23 01:40:59,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:40:59,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:59,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:59,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:00,346 INFO L134 CoverageAnalysis]: Checked inductivity of 591 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:41:01,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:01,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 72 transitions. [2021-11-23 01:41:01,940 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 72 transitions. [2021-11-23 01:41:01,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 01:41:01,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:01,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:01,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:03,033 INFO L134 CoverageAnalysis]: Checked inductivity of 625 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:41:04,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:04,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 73 transitions. [2021-11-23 01:41:04,678 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 73 transitions. [2021-11-23 01:41:04,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:41:04,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:04,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:04,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:05,548 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:41:07,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:07,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 74 transitions. [2021-11-23 01:41:07,325 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 74 transitions. [2021-11-23 01:41:07,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:41:07,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:07,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:07,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:08,485 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:41:10,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:10,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 75 transitions. [2021-11-23 01:41:10,236 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 75 transitions. [2021-11-23 01:41:10,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:41:10,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:10,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:10,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:11,257 INFO L134 CoverageAnalysis]: Checked inductivity of 733 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:41:13,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:13,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 76 transitions. [2021-11-23 01:41:13,074 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 76 transitions. [2021-11-23 01:41:13,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 01:41:13,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:13,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:13,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:14,104 INFO L134 CoverageAnalysis]: Checked inductivity of 771 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:41:16,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:16,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 77 transitions. [2021-11-23 01:41:16,032 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 77 transitions. [2021-11-23 01:41:16,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:41:16,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:16,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:16,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:17,031 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:41:18,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:18,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 78 transitions. [2021-11-23 01:41:18,780 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 78 transitions. [2021-11-23 01:41:18,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 01:41:18,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:18,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:18,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:19,838 INFO L134 CoverageAnalysis]: Checked inductivity of 850 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:41:21,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:21,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 79 transitions. [2021-11-23 01:41:21,574 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 79 transitions. [2021-11-23 01:41:21,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 01:41:21,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:21,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:21,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:22,554 INFO L134 CoverageAnalysis]: Checked inductivity of 891 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:41:24,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:24,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 80 transitions. [2021-11-23 01:41:24,345 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 80 transitions. [2021-11-23 01:41:24,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 01:41:24,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:24,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:24,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:25,696 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:41:27,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:27,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 81 transitions. [2021-11-23 01:41:27,488 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 81 transitions. [2021-11-23 01:41:27,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:41:27,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:27,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:27,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:28,521 INFO L134 CoverageAnalysis]: Checked inductivity of 976 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:41:30,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:30,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 82 transitions. [2021-11-23 01:41:30,355 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 82 transitions. [2021-11-23 01:41:30,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:41:30,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:30,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:30,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:31,720 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:41:33,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:33,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 83 transitions. [2021-11-23 01:41:33,594 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 83 transitions. [2021-11-23 01:41:33,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:41:33,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:33,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:33,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:34,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1065 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:41:36,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:36,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 84 transitions. [2021-11-23 01:41:36,731 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 84 transitions. [2021-11-23 01:41:36,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:41:36,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:36,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:36,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:37,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1111 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:41:39,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:39,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 85 transitions. [2021-11-23 01:41:39,792 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 85 transitions. [2021-11-23 01:41:39,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:41:39,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:39,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:39,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:40,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1158 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:41:42,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:42,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 86 transitions. [2021-11-23 01:41:42,888 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 86 transitions. [2021-11-23 01:41:42,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:41:42,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:42,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:42,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:44,174 INFO L134 CoverageAnalysis]: Checked inductivity of 1206 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:41:46,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:46,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 87 transitions. [2021-11-23 01:41:46,216 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 87 transitions. [2021-11-23 01:41:46,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:41:46,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:46,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:46,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:47,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1255 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:41:49,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:49,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 88 transitions. [2021-11-23 01:41:49,356 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 88 transitions. [2021-11-23 01:41:49,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:41:49,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:49,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:49,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:50,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1305 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:41:52,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:52,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 89 transitions. [2021-11-23 01:41:52,613 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 89 transitions. [2021-11-23 01:41:52,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:41:52,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:52,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:52,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:53,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1356 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:41:55,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:55,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 90 transitions. [2021-11-23 01:41:55,720 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 90 transitions. [2021-11-23 01:41:55,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 01:41:55,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:55,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:55,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:56,919 INFO L134 CoverageAnalysis]: Checked inductivity of 1408 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:41:59,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:59,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 91 transitions. [2021-11-23 01:41:59,184 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 91 transitions. [2021-11-23 01:41:59,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-23 01:41:59,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:59,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:59,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:00,448 INFO L134 CoverageAnalysis]: Checked inductivity of 1461 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:42:02,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:02,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 92 transitions. [2021-11-23 01:42:02,504 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 92 transitions. [2021-11-23 01:42:02,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 01:42:02,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:02,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:02,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:04,034 INFO L134 CoverageAnalysis]: Checked inductivity of 1515 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:42:06,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:06,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 93 transitions. [2021-11-23 01:42:06,201 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 93 transitions. [2021-11-23 01:42:06,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:42:06,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:06,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:06,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:07,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1570 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:42:09,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:09,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 94 transitions. [2021-11-23 01:42:09,491 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 94 transitions. [2021-11-23 01:42:09,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-23 01:42:09,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:09,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:09,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:10,681 INFO L134 CoverageAnalysis]: Checked inductivity of 1626 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:42:12,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:12,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 95 transitions. [2021-11-23 01:42:12,774 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 95 transitions. [2021-11-23 01:42:12,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:42:12,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:12,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:13,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:14,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1683 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:42:16,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:16,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 96 transitions. [2021-11-23 01:42:16,215 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 96 transitions. [2021-11-23 01:42:16,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 01:42:16,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:16,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:16,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:17,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1741 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:42:19,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:19,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 97 transitions. [2021-11-23 01:42:19,629 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 97 transitions. [2021-11-23 01:42:19,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-23 01:42:19,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:19,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:19,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:21,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1800 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:42:23,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:23,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 98 transitions. [2021-11-23 01:42:23,284 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 98 transitions. [2021-11-23 01:42:23,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 01:42:23,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:23,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:23,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:24,540 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:42:26,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:26,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 99 transitions. [2021-11-23 01:42:26,783 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 99 transitions. [2021-11-23 01:42:26,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 01:42:26,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:26,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:26,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:28,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1921 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:42:30,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:30,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 100 transitions. [2021-11-23 01:42:30,470 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 100 transitions. [2021-11-23 01:42:30,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 01:42:30,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:30,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:30,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:31,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1983 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:42:34,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:34,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 101 transitions. [2021-11-23 01:42:34,007 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 101 transitions. [2021-11-23 01:42:34,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:42:34,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:34,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:34,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:35,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2046 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:42:37,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:37,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 102 transitions. [2021-11-23 01:42:37,804 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 102 transitions. [2021-11-23 01:42:37,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:42:37,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:37,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:37,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:39,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2110 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:42:41,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:41,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 103 transitions. [2021-11-23 01:42:41,406 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 103 transitions. [2021-11-23 01:42:41,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:42:41,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:41,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:41,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:42,745 INFO L134 CoverageAnalysis]: Checked inductivity of 2175 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:42:45,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:45,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 104 transitions. [2021-11-23 01:42:45,213 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 104 transitions. [2021-11-23 01:42:45,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:42:45,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:45,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:45,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:46,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2241 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:42:48,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:48,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 105 transitions. [2021-11-23 01:42:48,794 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 105 transitions. [2021-11-23 01:42:48,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 01:42:48,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:48,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:48,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:50,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2308 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:42:52,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:52,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 106 transitions. [2021-11-23 01:42:52,552 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 106 transitions. [2021-11-23 01:42:52,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 01:42:52,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:52,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:52,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:54,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2376 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:42:56,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:56,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 107 transitions. [2021-11-23 01:42:56,427 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 107 transitions. [2021-11-23 01:42:56,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 01:42:56,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:56,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:56,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:57,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2445 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:43:00,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:00,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 108 transitions. [2021-11-23 01:43:00,275 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 108 transitions. [2021-11-23 01:43:00,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 01:43:00,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:00,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:00,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:01,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2515 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:43:04,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:04,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 109 transitions. [2021-11-23 01:43:04,345 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 109 transitions. [2021-11-23 01:43:04,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 01:43:04,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:04,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:04,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:05,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2586 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:43:08,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:08,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 110 transitions. [2021-11-23 01:43:08,507 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 110 transitions. [2021-11-23 01:43:08,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 01:43:08,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:08,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:08,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:10,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2658 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:43:12,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:12,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 111 transitions. [2021-11-23 01:43:12,630 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 111 transitions. [2021-11-23 01:43:12,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 01:43:12,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:12,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:12,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:14,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2731 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:43:16,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:16,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 112 transitions. [2021-11-23 01:43:16,695 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 112 transitions. [2021-11-23 01:43:16,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 01:43:16,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:16,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:16,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:18,363 INFO L134 CoverageAnalysis]: Checked inductivity of 2805 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:43:20,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:20,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 113 transitions. [2021-11-23 01:43:20,863 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 113 transitions. [2021-11-23 01:43:20,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-23 01:43:20,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:20,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:20,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:22,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2880 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:43:24,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:24,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 114 transitions. [2021-11-23 01:43:24,910 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 114 transitions. [2021-11-23 01:43:24,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 01:43:24,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:24,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:25,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:26,604 INFO L134 CoverageAnalysis]: Checked inductivity of 2956 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:43:29,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:29,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 115 transitions. [2021-11-23 01:43:29,209 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 115 transitions. [2021-11-23 01:43:29,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 01:43:29,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:29,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:29,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:30,843 INFO L134 CoverageAnalysis]: Checked inductivity of 3033 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:43:33,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:33,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 116 transitions. [2021-11-23 01:43:33,470 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 116 transitions. [2021-11-23 01:43:33,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 01:43:33,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:33,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:33,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:35,309 INFO L134 CoverageAnalysis]: Checked inductivity of 3111 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:43:37,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:37,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 117 transitions. [2021-11-23 01:43:37,986 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 117 transitions. [2021-11-23 01:43:37,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 01:43:37,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:37,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:38,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:39,634 INFO L134 CoverageAnalysis]: Checked inductivity of 3190 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:43:42,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:42,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 118 transitions. [2021-11-23 01:43:42,477 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 118 transitions. [2021-11-23 01:43:42,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:43:42,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:42,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:42,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:44,128 INFO L134 CoverageAnalysis]: Checked inductivity of 3270 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:43:46,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:46,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 119 transitions. [2021-11-23 01:43:46,752 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 119 transitions. [2021-11-23 01:43:46,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 01:43:46,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:46,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:46,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:48,416 INFO L134 CoverageAnalysis]: Checked inductivity of 3351 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:43:51,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:51,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 120 transitions. [2021-11-23 01:43:51,250 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 120 transitions. [2021-11-23 01:43:51,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 01:43:51,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:51,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:51,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:52,911 INFO L134 CoverageAnalysis]: Checked inductivity of 3433 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:43:55,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:55,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 121 transitions. [2021-11-23 01:43:55,602 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 121 transitions. [2021-11-23 01:43:55,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 01:43:55,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:55,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:55,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:57,729 INFO L134 CoverageAnalysis]: Checked inductivity of 3516 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:44:00,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:00,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 122 transitions. [2021-11-23 01:44:00,459 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 122 transitions. [2021-11-23 01:44:00,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 01:44:00,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:00,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:00,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:02,331 INFO L134 CoverageAnalysis]: Checked inductivity of 3600 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:44:05,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:05,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 123 transitions. [2021-11-23 01:44:05,047 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 123 transitions. [2021-11-23 01:44:05,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 01:44:05,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:05,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:05,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:07,042 INFO L134 CoverageAnalysis]: Checked inductivity of 3685 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:44:09,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:09,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 124 transitions. [2021-11-23 01:44:09,923 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 124 transitions. [2021-11-23 01:44:09,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 01:44:09,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:09,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:10,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:11,757 INFO L134 CoverageAnalysis]: Checked inductivity of 3771 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:44:14,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:14,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 125 transitions. [2021-11-23 01:44:14,601 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 125 transitions. [2021-11-23 01:44:14,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 01:44:14,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:14,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:14,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:16,434 INFO L134 CoverageAnalysis]: Checked inductivity of 3858 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:44:19,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:19,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 126 transitions. [2021-11-23 01:44:19,225 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 126 transitions. [2021-11-23 01:44:19,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:44:19,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:19,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:19,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:21,056 INFO L134 CoverageAnalysis]: Checked inductivity of 3946 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:44:23,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:23,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 127 transitions. [2021-11-23 01:44:23,898 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 127 transitions. [2021-11-23 01:44:23,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 01:44:23,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:23,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:24,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:25,553 INFO L134 CoverageAnalysis]: Checked inductivity of 4035 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:44:28,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:28,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 128 transitions. [2021-11-23 01:44:28,076 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 128 transitions. [2021-11-23 01:44:28,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-23 01:44:28,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:28,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:28,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:29,843 INFO L134 CoverageAnalysis]: Checked inductivity of 4125 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:44:32,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:32,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 129 transitions. [2021-11-23 01:44:32,389 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 129 transitions. [2021-11-23 01:44:32,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 01:44:32,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:32,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:32,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:34,374 INFO L134 CoverageAnalysis]: Checked inductivity of 4216 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:44:37,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:37,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 130 transitions. [2021-11-23 01:44:37,534 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 130 transitions. [2021-11-23 01:44:37,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-23 01:44:37,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:37,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:37,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:39,337 INFO L134 CoverageAnalysis]: Checked inductivity of 4308 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:44:41,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:41,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 131 transitions. [2021-11-23 01:44:41,962 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 131 transitions. [2021-11-23 01:44:41,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 01:44:41,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:41,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:42,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:34,809 INFO L134 CoverageAnalysis]: Checked inductivity of 4401 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:46:30,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:30,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 132 transitions. [2021-11-23 01:46:30,482 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 132 transitions. [2021-11-23 01:46:30,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 01:46:30,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:30,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:30,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 01:46:30,682 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 01:46:31,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 01:46:41,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-23 01:46:41,324 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 01:46:41,329 INFO L158 Benchmark]: Toolchain (without parser) took 453699.25ms. Allocated memory was 117.4MB in the beginning and 2.6GB in the end (delta: 2.4GB). Free memory was 76.7MB in the beginning and 2.0GB in the end (delta: -1.9GB). Peak memory consumption was 530.0MB. Max. memory is 16.1GB. [2021-11-23 01:46:41,329 INFO L158 Benchmark]: CDTParser took 1.61ms. Allocated memory is still 117.4MB. Free memory is still 94.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:46:41,330 INFO L158 Benchmark]: CACSL2BoogieTranslator took 780.27ms. Allocated memory is still 117.4MB. Free memory was 76.5MB in the beginning and 83.2MB in the end (delta: -6.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 01:46:41,330 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.52ms. Allocated memory is still 117.4MB. Free memory was 83.2MB in the beginning and 81.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:46:41,331 INFO L158 Benchmark]: Boogie Preprocessor took 72.22ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 79.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:46:41,331 INFO L158 Benchmark]: RCFGBuilder took 676.15ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 63.6MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 01:46:41,332 INFO L158 Benchmark]: CodeCheck took 452070.48ms. Allocated memory was 117.4MB in the beginning and 2.6GB in the end (delta: 2.4GB). Free memory was 63.6MB in the beginning and 2.0GB in the end (delta: -1.9GB). Peak memory consumption was 519.6MB. Max. memory is 16.1GB. [2021-11-23 01:46:41,334 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.61ms. Allocated memory is still 117.4MB. Free memory is still 94.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 780.27ms. Allocated memory is still 117.4MB. Free memory was 76.5MB in the beginning and 83.2MB in the end (delta: -6.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.52ms. Allocated memory is still 117.4MB. Free memory was 83.2MB in the beginning and 81.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.22ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 79.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 676.15ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 63.6MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 452070.48ms. Allocated memory was 117.4MB in the beginning and 2.6GB in the end (delta: 2.4GB). Free memory was 63.6MB in the beginning and 2.0GB in the end (delta: -1.9GB). Peak memory consumption was 519.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:46:41,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2782570-55d5-4043-9e54-0a4e5e3dea74/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2782570-55d5-4043-9e54-0a4e5e3dea74/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2782570-55d5-4043-9e54-0a4e5e3dea74/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_e2782570-55d5-4043-9e54-0a4e5e3dea74/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2782570-55d5-4043-9e54-0a4e5e3dea74/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/20051113-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2782570-55d5-4043-9e54-0a4e5e3dea74/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2782570-55d5-4043-9e54-0a4e5e3dea74/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2a43a02844acf962bfa6f77d0e1512c06ac1cc2fb3c3905e584a292a069b5426 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:46:44,051 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:46:44,054 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:46:44,109 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:46:44,109 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:46:44,115 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:46:44,117 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:46:44,121 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:46:44,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:46:44,134 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:46:44,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:46:44,138 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:46:44,138 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:46:44,140 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:46:44,141 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:46:44,147 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:46:44,149 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:46:44,150 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:46:44,152 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:46:44,159 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:46:44,162 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:46:44,164 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:46:44,167 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:46:44,170 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:46:44,180 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:46:44,182 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:46:44,183 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:46:44,185 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:46:44,186 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:46:44,187 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:46:44,188 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:46:44,189 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:46:44,191 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:46:44,192 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:46:44,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:46:44,194 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:46:44,195 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:46:44,196 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:46:44,196 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:46:44,198 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:46:44,199 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:46:44,200 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2782570-55d5-4043-9e54-0a4e5e3dea74/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 01:46:44,250 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:46:44,251 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:46:44,254 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:46:44,255 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:46:44,255 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:46:44,255 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:46:44,256 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:46:44,256 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:46:44,256 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:46:44,257 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:46:44,258 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 01:46:44,258 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 01:46:44,259 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 01:46:44,259 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:46:44,259 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:46:44,260 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:46:44,260 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:46:44,260 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:46:44,261 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:46:44,261 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:46:44,261 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:46:44,262 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:46:44,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:46:44,262 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:46:44,262 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:46:44,263 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:46:44,263 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:46:44,263 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:46:44,263 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:46:44,264 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_e2782570-55d5-4043-9e54-0a4e5e3dea74/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2782570-55d5-4043-9e54-0a4e5e3dea74/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a43a02844acf962bfa6f77d0e1512c06ac1cc2fb3c3905e584a292a069b5426 [2021-11-23 01:46:44,674 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:46:44,705 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:46:44,707 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:46:44,708 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:46:44,709 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:46:44,711 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2782570-55d5-4043-9e54-0a4e5e3dea74/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/memsafety/20051113-1.i [2021-11-23 01:46:44,788 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2782570-55d5-4043-9e54-0a4e5e3dea74/bin/ukojak-LBtLqBUTdQ/data/f54c4a88f/ad0d4737205742c689c195f7e6e11de6/FLAGe7f9158df [2021-11-23 01:46:45,569 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:46:45,570 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2782570-55d5-4043-9e54-0a4e5e3dea74/sv-benchmarks/c/memsafety/20051113-1.i [2021-11-23 01:46:45,590 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2782570-55d5-4043-9e54-0a4e5e3dea74/bin/ukojak-LBtLqBUTdQ/data/f54c4a88f/ad0d4737205742c689c195f7e6e11de6/FLAGe7f9158df [2021-11-23 01:46:45,834 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2782570-55d5-4043-9e54-0a4e5e3dea74/bin/ukojak-LBtLqBUTdQ/data/f54c4a88f/ad0d4737205742c689c195f7e6e11de6 [2021-11-23 01:46:45,838 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:46:45,839 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:46:45,854 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:46:45,854 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:46:45,857 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:46:45,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:46:45" (1/1) ... [2021-11-23 01:46:45,859 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@577417e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:45, skipping insertion in model container [2021-11-23 01:46:45,859 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:46:45" (1/1) ... [2021-11-23 01:46:45,876 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:46:45,946 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:46:46,347 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:46:46,364 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:46:46,407 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:46:46,443 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:46:46,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:46 WrapperNode [2021-11-23 01:46:46,443 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:46:46,445 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:46:46,445 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:46:46,445 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:46:46,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:46" (1/1) ... [2021-11-23 01:46:46,471 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:46" (1/1) ... [2021-11-23 01:46:46,505 INFO L137 Inliner]: procedures = 130, calls = 23, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 77 [2021-11-23 01:46:46,508 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:46:46,510 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:46:46,510 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:46:46,511 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:46:46,520 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:46" (1/1) ... [2021-11-23 01:46:46,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:46" (1/1) ... [2021-11-23 01:46:46,535 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:46" (1/1) ... [2021-11-23 01:46:46,536 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:46" (1/1) ... [2021-11-23 01:46:46,556 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:46" (1/1) ... [2021-11-23 01:46:46,560 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:46" (1/1) ... [2021-11-23 01:46:46,563 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:46" (1/1) ... [2021-11-23 01:46:46,567 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:46:46,568 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:46:46,568 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:46:46,569 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:46:46,569 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:46" (1/1) ... [2021-11-23 01:46:46,576 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:46:46,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2782570-55d5-4043-9e54-0a4e5e3dea74/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:46:46,600 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2782570-55d5-4043-9e54-0a4e5e3dea74/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:46:46,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2782570-55d5-4043-9e54-0a4e5e3dea74/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:46:46,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 01:46:46,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 01:46:46,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:46:46,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:46:46,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 01:46:46,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 01:46:46,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 01:46:46,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:46:46,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:46:46,835 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:46:46,837 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:46:47,194 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:46:47,274 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:46:47,275 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 01:46:47,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:46:47 BoogieIcfgContainer [2021-11-23 01:46:47,279 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:46:47,280 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:46:47,280 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:46:47,292 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:46:47,292 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:46:47" (1/1) ... [2021-11-23 01:46:47,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:46:47,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:47,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 46 states and 50 transitions. [2021-11-23 01:46:47,395 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 50 transitions. [2021-11-23 01:46:47,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-23 01:46:47,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:47,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:47,444 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 01:46:47,451 INFO L158 Benchmark]: Toolchain (without parser) took 1609.92ms. Allocated memory was 58.7MB in the beginning and 77.6MB in the end (delta: 18.9MB). Free memory was 35.7MB in the beginning and 40.3MB in the end (delta: -4.5MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2021-11-23 01:46:47,453 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 58.7MB. Free memory was 40.2MB in the beginning and 40.1MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:46:47,454 INFO L158 Benchmark]: CACSL2BoogieTranslator took 589.65ms. Allocated memory is still 58.7MB. Free memory was 35.5MB in the beginning and 34.1MB in the end (delta: 1.4MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2021-11-23 01:46:47,455 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.46ms. Allocated memory is still 58.7MB. Free memory was 34.1MB in the beginning and 31.8MB in the end (delta: 2.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 01:46:47,456 INFO L158 Benchmark]: Boogie Preprocessor took 57.52ms. Allocated memory is still 58.7MB. Free memory was 31.8MB in the beginning and 30.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:46:47,457 INFO L158 Benchmark]: RCFGBuilder took 710.97ms. Allocated memory was 58.7MB in the beginning and 77.6MB in the end (delta: 18.9MB). Free memory was 30.2MB in the beginning and 46.3MB in the end (delta: -16.1MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2021-11-23 01:46:47,458 INFO L158 Benchmark]: CodeCheck took 168.59ms. Allocated memory is still 77.6MB. Free memory was 46.3MB in the beginning and 40.3MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 01:46:47,467 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 58.7MB. Free memory was 40.2MB in the beginning and 40.1MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 589.65ms. Allocated memory is still 58.7MB. Free memory was 35.5MB in the beginning and 34.1MB in the end (delta: 1.4MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.46ms. Allocated memory is still 58.7MB. Free memory was 34.1MB in the beginning and 31.8MB in the end (delta: 2.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.52ms. Allocated memory is still 58.7MB. Free memory was 31.8MB in the beginning and 30.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 710.97ms. Allocated memory was 58.7MB in the beginning and 77.6MB in the end (delta: 18.9MB). Free memory was 30.2MB in the beginning and 46.3MB in the end (delta: -16.1MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * CodeCheck took 168.59ms. Allocated memory is still 77.6MB. Free memory was 46.3MB in the beginning and 40.3MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:46:47,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2782570-55d5-4043-9e54-0a4e5e3dea74/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared