./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label37.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66328fec-fc5f-4135-8c68-127007cc3655/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66328fec-fc5f-4135-8c68-127007cc3655/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66328fec-fc5f-4135-8c68-127007cc3655/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66328fec-fc5f-4135-8c68-127007cc3655/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label37.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66328fec-fc5f-4135-8c68-127007cc3655/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66328fec-fc5f-4135-8c68-127007cc3655/bin/ukojak-Rh5K9KB4LI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f6a31abd5185b15385b4060783f7e6ebda0d51c801a422158db36fc56fa68a0e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:20:00,952 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:20:00,956 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:20:01,020 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:20:01,021 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:20:01,026 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:20:01,029 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:20:01,033 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:20:01,036 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:20:01,043 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:20:01,045 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:20:01,047 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:20:01,047 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:20:01,050 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:20:01,052 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:20:01,060 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:20:01,081 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:20:01,082 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:20:01,084 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:20:01,086 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:20:01,088 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:20:01,091 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:20:01,095 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:20:01,096 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:20:01,105 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:20:01,105 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:20:01,105 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:20:01,106 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:20:01,107 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:20:01,108 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:20:01,108 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:20:01,109 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:20:01,109 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:20:01,124 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:20:01,126 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:20:01,126 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:20:01,127 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:20:01,128 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:20:01,128 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:20:01,129 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:20:01,130 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:20:01,131 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66328fec-fc5f-4135-8c68-127007cc3655/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 04:20:01,179 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:20:01,179 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:20:01,181 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:20:01,181 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:20:01,182 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:20:01,183 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:20:01,183 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:20:01,183 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:20:01,184 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:20:01,184 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:20:01,185 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:20:01,185 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:20:01,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:20:01,186 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:20:01,186 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:20:01,186 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:20:01,187 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:20:01,187 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:20:01,187 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:20:01,187 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:20:01,188 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:20:01,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:20:01,188 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:20:01,189 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:20:01,189 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:20:01,189 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:20:01,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:20:01,190 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:20:01,190 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_66328fec-fc5f-4135-8c68-127007cc3655/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66328fec-fc5f-4135-8c68-127007cc3655/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6a31abd5185b15385b4060783f7e6ebda0d51c801a422158db36fc56fa68a0e [2021-10-29 04:20:01,505 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:20:01,528 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:20:01,531 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:20:01,532 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:20:01,533 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:20:01,534 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66328fec-fc5f-4135-8c68-127007cc3655/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/eca-rers2012/Problem02_label37.c [2021-10-29 04:20:01,606 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66328fec-fc5f-4135-8c68-127007cc3655/bin/ukojak-Rh5K9KB4LI/data/35bc7e2db/461341d4d58d45d4a9463e8133aed972/FLAGc84a11ff5 [2021-10-29 04:20:02,386 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:20:02,401 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66328fec-fc5f-4135-8c68-127007cc3655/sv-benchmarks/c/eca-rers2012/Problem02_label37.c [2021-10-29 04:20:02,414 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66328fec-fc5f-4135-8c68-127007cc3655/bin/ukojak-Rh5K9KB4LI/data/35bc7e2db/461341d4d58d45d4a9463e8133aed972/FLAGc84a11ff5 [2021-10-29 04:20:02,598 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66328fec-fc5f-4135-8c68-127007cc3655/bin/ukojak-Rh5K9KB4LI/data/35bc7e2db/461341d4d58d45d4a9463e8133aed972 [2021-10-29 04:20:02,601 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:20:02,602 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:20:02,606 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:20:02,607 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:20:02,611 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:20:02,611 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:20:02" (1/1) ... [2021-10-29 04:20:02,614 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5801569b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:20:02, skipping insertion in model container [2021-10-29 04:20:02,614 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:20:02" (1/1) ... [2021-10-29 04:20:02,621 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:20:02,683 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:20:03,014 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66328fec-fc5f-4135-8c68-127007cc3655/sv-benchmarks/c/eca-rers2012/Problem02_label37.c[19058,19071] [2021-10-29 04:20:03,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:20:03,072 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:20:03,154 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66328fec-fc5f-4135-8c68-127007cc3655/sv-benchmarks/c/eca-rers2012/Problem02_label37.c[19058,19071] [2021-10-29 04:20:03,165 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:20:03,180 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:20:03,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:20:03 WrapperNode [2021-10-29 04:20:03,181 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:20:03,182 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:20:03,183 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:20:03,183 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:20:03,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:20:03" (1/1) ... [2021-10-29 04:20:03,217 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:20:03" (1/1) ... [2021-10-29 04:20:03,299 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:20:03,300 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:20:03,300 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:20:03,301 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:20:03,316 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:20:03" (1/1) ... [2021-10-29 04:20:03,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:20:03" (1/1) ... [2021-10-29 04:20:03,333 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:20:03" (1/1) ... [2021-10-29 04:20:03,333 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:20:03" (1/1) ... [2021-10-29 04:20:03,373 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:20:03" (1/1) ... [2021-10-29 04:20:03,395 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:20:03" (1/1) ... [2021-10-29 04:20:03,401 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:20:03" (1/1) ... [2021-10-29 04:20:03,410 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:20:03,411 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:20:03,411 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:20:03,411 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:20:03,412 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:20:03" (1/1) ... [2021-10-29 04:20:03,424 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:20:03,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66328fec-fc5f-4135-8c68-127007cc3655/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:20:03,449 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66328fec-fc5f-4135-8c68-127007cc3655/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:20:03,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66328fec-fc5f-4135-8c68-127007cc3655/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:20:03,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:20:03,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:20:03,508 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:20:03,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:20:05,464 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:20:05,464 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-29 04:20:05,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:20:05 BoogieIcfgContainer [2021-10-29 04:20:05,468 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:20:05,469 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:20:05,469 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:20:05,480 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:20:05,480 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:20:05" (1/1) ... [2021-10-29 04:20:05,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:20:05,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:05,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2021-10-29 04:20:05,541 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2021-10-29 04:20:05,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-10-29 04:20:05,546 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:05,548 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:05,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:05,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:06,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:06,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 163 states and 300 transitions. [2021-10-29 04:20:06,325 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 300 transitions. [2021-10-29 04:20:06,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-10-29 04:20:06,333 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:06,334 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:06,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:06,459 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:06,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:06,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 166 states and 305 transitions. [2021-10-29 04:20:06,538 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 305 transitions. [2021-10-29 04:20:06,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-10-29 04:20:06,547 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:06,547 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:06,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:06,736 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:07,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:07,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 245 states and 421 transitions. [2021-10-29 04:20:07,485 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 421 transitions. [2021-10-29 04:20:07,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-10-29 04:20:07,486 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:07,487 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:07,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:07,535 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:07,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:07,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 250 states and 429 transitions. [2021-10-29 04:20:07,707 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 429 transitions. [2021-10-29 04:20:07,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-10-29 04:20:07,711 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:07,711 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:07,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:07,760 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:07,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:07,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 253 states and 434 transitions. [2021-10-29 04:20:07,920 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 434 transitions. [2021-10-29 04:20:07,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-10-29 04:20:07,921 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:07,922 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:07,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:08,003 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:08,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:08,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 257 states and 442 transitions. [2021-10-29 04:20:08,367 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 442 transitions. [2021-10-29 04:20:08,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-10-29 04:20:08,368 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:08,368 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:08,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:08,405 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:08,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:08,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 260 states and 446 transitions. [2021-10-29 04:20:08,493 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 446 transitions. [2021-10-29 04:20:08,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-10-29 04:20:08,494 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:08,494 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:08,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:08,577 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:20:09,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:09,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 347 states and 540 transitions. [2021-10-29 04:20:09,571 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 540 transitions. [2021-10-29 04:20:09,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-10-29 04:20:09,573 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:09,573 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:09,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:09,611 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:09,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:09,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 366 states and 560 transitions. [2021-10-29 04:20:09,783 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 560 transitions. [2021-10-29 04:20:09,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-10-29 04:20:09,785 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:09,785 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:09,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:09,843 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:10,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:10,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 391 states and 595 transitions. [2021-10-29 04:20:10,257 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 595 transitions. [2021-10-29 04:20:10,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-10-29 04:20:10,259 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:10,259 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:10,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:10,319 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:10,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:10,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 412 states and 619 transitions. [2021-10-29 04:20:10,859 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 619 transitions. [2021-10-29 04:20:10,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-10-29 04:20:10,861 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:10,862 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:10,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:10,912 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:11,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:11,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 434 states and 641 transitions. [2021-10-29 04:20:11,068 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 641 transitions. [2021-10-29 04:20:11,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-10-29 04:20:11,070 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:11,070 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:11,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:11,121 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:11,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:11,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 439 states and 645 transitions. [2021-10-29 04:20:11,414 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 645 transitions. [2021-10-29 04:20:11,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-10-29 04:20:11,417 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:11,417 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:11,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:11,613 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 33 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:12,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:12,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 472 states and 685 transitions. [2021-10-29 04:20:12,627 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 685 transitions. [2021-10-29 04:20:12,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-10-29 04:20:12,629 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:12,629 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:12,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:12,710 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 33 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:13,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:13,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 497 states and 717 transitions. [2021-10-29 04:20:13,425 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 717 transitions. [2021-10-29 04:20:13,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-10-29 04:20:13,427 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:13,428 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:13,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:13,506 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 33 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:13,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:13,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 501 states and 720 transitions. [2021-10-29 04:20:13,953 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 720 transitions. [2021-10-29 04:20:13,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-10-29 04:20:13,957 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:13,958 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:13,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:13,987 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 04:20:14,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:14,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 502 states and 721 transitions. [2021-10-29 04:20:14,066 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 721 transitions. [2021-10-29 04:20:14,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-10-29 04:20:14,068 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:14,069 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:14,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:14,242 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 40 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:14,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:14,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 538 states and 760 transitions. [2021-10-29 04:20:14,975 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 760 transitions. [2021-10-29 04:20:14,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-10-29 04:20:14,979 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:14,979 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:15,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:15,022 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 04:20:15,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:15,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 543 states and 765 transitions. [2021-10-29 04:20:15,062 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 765 transitions. [2021-10-29 04:20:15,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-10-29 04:20:15,064 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:15,064 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:15,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:15,102 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:15,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:15,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 576 states and 803 transitions. [2021-10-29 04:20:15,445 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 803 transitions. [2021-10-29 04:20:15,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-10-29 04:20:15,448 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:15,448 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:15,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:15,491 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:20:16,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:16,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 616 states and 846 transitions. [2021-10-29 04:20:16,197 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 846 transitions. [2021-10-29 04:20:16,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-10-29 04:20:16,200 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:16,200 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:16,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:16,267 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 04:20:16,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:16,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 636 states and 867 transitions. [2021-10-29 04:20:16,541 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 867 transitions. [2021-10-29 04:20:16,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-10-29 04:20:16,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:16,544 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:16,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:16,591 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 73 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:17,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:17,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 665 states and 899 transitions. [2021-10-29 04:20:17,397 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 899 transitions. [2021-10-29 04:20:17,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-10-29 04:20:17,400 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:17,400 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:17,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:17,441 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 73 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:17,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:17,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 691 states and 928 transitions. [2021-10-29 04:20:17,853 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 928 transitions. [2021-10-29 04:20:17,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-10-29 04:20:17,856 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:17,856 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:17,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:17,898 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 73 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:18,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:18,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 693 states and 929 transitions. [2021-10-29 04:20:18,113 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 929 transitions. [2021-10-29 04:20:18,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-10-29 04:20:18,115 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:18,115 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:18,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:18,150 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-10-29 04:20:18,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:18,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 702 states and 939 transitions. [2021-10-29 04:20:18,367 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 939 transitions. [2021-10-29 04:20:18,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-10-29 04:20:18,369 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:18,369 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:18,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:18,403 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 04:20:18,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:18,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 711 states and 950 transitions. [2021-10-29 04:20:18,561 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 950 transitions. [2021-10-29 04:20:18,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-10-29 04:20:18,563 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:18,563 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:18,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:18,660 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:19,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:19,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 743 states and 986 transitions. [2021-10-29 04:20:19,210 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 986 transitions. [2021-10-29 04:20:19,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-10-29 04:20:19,212 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:19,212 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:19,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:19,254 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 04:20:19,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:19,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 744 states and 987 transitions. [2021-10-29 04:20:19,308 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 987 transitions. [2021-10-29 04:20:19,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-10-29 04:20:19,309 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:19,310 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:19,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:19,346 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 04:20:19,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:19,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 746 states and 989 transitions. [2021-10-29 04:20:19,390 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 989 transitions. [2021-10-29 04:20:19,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-10-29 04:20:19,392 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:19,393 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:19,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:19,432 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-10-29 04:20:19,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:19,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 770 states and 1016 transitions. [2021-10-29 04:20:19,660 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1016 transitions. [2021-10-29 04:20:19,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-10-29 04:20:19,661 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:19,661 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:19,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:19,699 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 04:20:20,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:20,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 779 states and 1026 transitions. [2021-10-29 04:20:20,042 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1026 transitions. [2021-10-29 04:20:20,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-10-29 04:20:20,044 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:20,045 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:20,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:20,097 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 04:20:20,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:20,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 788 states and 1037 transitions. [2021-10-29 04:20:20,395 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1037 transitions. [2021-10-29 04:20:20,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-10-29 04:20:20,397 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:20,398 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:20,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:20,440 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 04:20:20,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:20,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 791 states and 1039 transitions. [2021-10-29 04:20:20,664 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1039 transitions. [2021-10-29 04:20:20,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-10-29 04:20:20,667 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:20,668 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:20,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:20,722 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 70 proven. 4 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 04:20:20,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:20,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 798 states and 1047 transitions. [2021-10-29 04:20:20,784 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1047 transitions. [2021-10-29 04:20:20,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-10-29 04:20:20,786 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:20,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:20,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:20,838 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 70 proven. 4 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 04:20:21,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:21,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 805 states and 1056 transitions. [2021-10-29 04:20:21,117 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1056 transitions. [2021-10-29 04:20:21,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-10-29 04:20:21,119 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:21,119 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:21,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:21,171 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 70 proven. 4 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 04:20:21,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:21,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 808 states and 1058 transitions. [2021-10-29 04:20:21,403 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1058 transitions. [2021-10-29 04:20:21,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-10-29 04:20:21,406 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:21,406 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:21,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:21,483 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:21,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:21,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 837 states and 1088 transitions. [2021-10-29 04:20:21,691 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1088 transitions. [2021-10-29 04:20:21,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-10-29 04:20:21,693 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:21,693 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:21,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:21,805 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-10-29 04:20:22,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:22,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 860 states and 1112 transitions. [2021-10-29 04:20:22,163 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1112 transitions. [2021-10-29 04:20:22,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-10-29 04:20:22,164 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:22,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:22,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:22,198 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-10-29 04:20:22,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:22,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 883 states and 1138 transitions. [2021-10-29 04:20:22,716 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1138 transitions. [2021-10-29 04:20:22,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-10-29 04:20:22,718 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:22,718 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:22,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:22,753 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-10-29 04:20:23,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:23,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 886 states and 1140 transitions. [2021-10-29 04:20:23,040 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1140 transitions. [2021-10-29 04:20:23,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-10-29 04:20:23,046 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:23,046 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:23,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:23,097 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-10-29 04:20:23,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:23,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 892 states and 1148 transitions. [2021-10-29 04:20:23,392 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1148 transitions. [2021-10-29 04:20:23,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-10-29 04:20:23,394 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:23,394 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:23,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:23,630 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:25,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:25,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 959 states and 1222 transitions. [2021-10-29 04:20:25,364 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1222 transitions. [2021-10-29 04:20:25,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-10-29 04:20:25,366 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:25,366 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:25,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:25,403 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 04:20:25,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:25,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 962 states and 1226 transitions. [2021-10-29 04:20:25,459 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1226 transitions. [2021-10-29 04:20:25,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-10-29 04:20:25,461 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:25,461 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:25,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:25,497 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 04:20:25,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:25,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 965 states and 1230 transitions. [2021-10-29 04:20:25,694 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1230 transitions. [2021-10-29 04:20:25,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-10-29 04:20:25,696 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:25,696 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:25,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:25,827 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 69 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:26,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:26,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 1010 states and 1280 transitions. [2021-10-29 04:20:26,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 1280 transitions. [2021-10-29 04:20:26,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-10-29 04:20:26,600 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:26,600 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:26,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:26,646 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:26,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:26,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 1039 states and 1310 transitions. [2021-10-29 04:20:26,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1310 transitions. [2021-10-29 04:20:26,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-10-29 04:20:26,866 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:26,866 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:26,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:26,921 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:27,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:27,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 1068 states and 1341 transitions. [2021-10-29 04:20:27,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 1341 transitions. [2021-10-29 04:20:27,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-10-29 04:20:27,265 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:27,265 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:27,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:27,425 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 72 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:28,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:28,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 1128 states and 1405 transitions. [2021-10-29 04:20:28,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1405 transitions. [2021-10-29 04:20:28,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-10-29 04:20:28,865 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:28,872 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:28,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:28,958 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 72 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:30,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:30,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 1187 states and 1469 transitions. [2021-10-29 04:20:30,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1469 transitions. [2021-10-29 04:20:30,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-10-29 04:20:30,485 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:30,485 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:30,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:30,562 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 72 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:30,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:30,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 1190 states and 1471 transitions. [2021-10-29 04:20:30,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1471 transitions. [2021-10-29 04:20:30,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-10-29 04:20:30,895 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:30,895 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:30,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:30,940 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-10-29 04:20:31,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:31,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 1214 states and 1499 transitions. [2021-10-29 04:20:31,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 1499 transitions. [2021-10-29 04:20:31,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-10-29 04:20:31,879 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:31,879 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:31,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:31,925 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-10-29 04:20:32,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:32,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 1239 states and 1524 transitions. [2021-10-29 04:20:32,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 1524 transitions. [2021-10-29 04:20:32,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-10-29 04:20:32,176 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:32,176 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:32,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:32,213 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-10-29 04:20:32,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:32,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 1244 states and 1529 transitions. [2021-10-29 04:20:32,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 1529 transitions. [2021-10-29 04:20:32,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-10-29 04:20:32,778 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:32,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:32,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:32,960 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:20:34,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:34,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1292 states and 1585 transitions. [2021-10-29 04:20:34,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 1585 transitions. [2021-10-29 04:20:34,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-10-29 04:20:34,393 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:34,393 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:34,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:34,452 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:20:35,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:35,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 1337 states and 1642 transitions. [2021-10-29 04:20:35,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 1642 transitions. [2021-10-29 04:20:35,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-10-29 04:20:35,712 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:35,712 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:35,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:35,758 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:20:36,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:36,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1663 states to 1358 states and 1663 transitions. [2021-10-29 04:20:36,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1663 transitions. [2021-10-29 04:20:36,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-10-29 04:20:36,283 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:36,283 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:36,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:36,328 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:20:37,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:37,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 1381 states and 1686 transitions. [2021-10-29 04:20:37,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 1686 transitions. [2021-10-29 04:20:37,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-10-29 04:20:37,053 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:37,053 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:37,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:37,097 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:20:37,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:37,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 1384 states and 1690 transitions. [2021-10-29 04:20:37,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 1690 transitions. [2021-10-29 04:20:37,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-10-29 04:20:37,391 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:37,391 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:37,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:37,548 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-10-29 04:20:38,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:38,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 1402 states and 1711 transitions. [2021-10-29 04:20:38,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1402 states and 1711 transitions. [2021-10-29 04:20:38,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-10-29 04:20:38,310 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:38,311 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:38,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:38,352 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:39,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:39,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1753 states to 1428 states and 1753 transitions. [2021-10-29 04:20:39,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 1753 transitions. [2021-10-29 04:20:39,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-10-29 04:20:39,638 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:39,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:39,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:39,723 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:40,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:40,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1785 states to 1456 states and 1785 transitions. [2021-10-29 04:20:40,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 1785 transitions. [2021-10-29 04:20:40,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-10-29 04:20:40,323 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:40,323 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:40,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:40,366 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:40,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:40,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 1476 states and 1806 transitions. [2021-10-29 04:20:40,746 INFO L276 IsEmpty]: Start isEmpty. Operand 1476 states and 1806 transitions. [2021-10-29 04:20:40,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-10-29 04:20:40,748 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:40,748 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:40,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:40,791 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:41,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:41,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1812 states to 1481 states and 1812 transitions. [2021-10-29 04:20:41,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 1812 transitions. [2021-10-29 04:20:41,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-10-29 04:20:41,322 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:41,322 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:41,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:41,363 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:41,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:41,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 1483 states and 1813 transitions. [2021-10-29 04:20:41,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 1813 transitions. [2021-10-29 04:20:41,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-10-29 04:20:41,808 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:41,809 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:41,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:41,959 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:43,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:43,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1848 states to 1517 states and 1848 transitions. [2021-10-29 04:20:43,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 1848 transitions. [2021-10-29 04:20:43,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-10-29 04:20:43,300 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:43,300 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:43,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:43,358 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-10-29 04:20:43,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:43,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1855 states to 1518 states and 1855 transitions. [2021-10-29 04:20:43,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 1855 transitions. [2021-10-29 04:20:43,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-10-29 04:20:43,445 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:43,446 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:43,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:43,596 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 91 proven. 9 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 04:20:44,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:44,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1862 states to 1521 states and 1862 transitions. [2021-10-29 04:20:44,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 1862 transitions. [2021-10-29 04:20:44,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-10-29 04:20:44,347 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:44,348 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:44,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:44,387 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 91 proven. 9 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 04:20:44,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:44,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1866 states to 1524 states and 1866 transitions. [2021-10-29 04:20:44,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 1866 transitions. [2021-10-29 04:20:44,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-10-29 04:20:44,719 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:44,720 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:44,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:45,220 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 110 proven. 21 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-10-29 04:20:46,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:46,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1901 states to 1549 states and 1901 transitions. [2021-10-29 04:20:46,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 1901 transitions. [2021-10-29 04:20:46,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-10-29 04:20:46,850 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:46,851 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:46,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:46,904 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-10-29 04:20:46,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:46,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1901 states to 1550 states and 1901 transitions. [2021-10-29 04:20:46,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 1901 transitions. [2021-10-29 04:20:46,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-10-29 04:20:46,949 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:46,950 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:46,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:47,004 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-10-29 04:20:47,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:47,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 1629 states and 1982 transitions. [2021-10-29 04:20:47,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1629 states and 1982 transitions. [2021-10-29 04:20:47,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-10-29 04:20:47,557 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:47,558 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:47,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:47,610 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2021-10-29 04:20:47,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:47,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 1630 states and 1982 transitions. [2021-10-29 04:20:47,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 1982 transitions. [2021-10-29 04:20:47,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2021-10-29 04:20:47,659 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:47,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:47,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:47,739 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-10-29 04:20:47,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:47,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1894 states to 1549 states and 1894 transitions. [2021-10-29 04:20:47,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 1894 transitions. [2021-10-29 04:20:47,853 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 04:20:47,854 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 75 iterations. [2021-10-29 04:20:47,862 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 04:20:52,958 INFO L565 CodeCheckObserver]: Invariant with dag size 10 [2021-10-29 04:20:52,968 INFO L565 CodeCheckObserver]: Invariant with dag size 10 [2021-10-29 04:20:52,969 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:20:52,969 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 04:20:52 ImpRootNode [2021-10-29 04:20:52,970 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 04:20:52,970 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:20:52,970 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:20:52,970 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:20:52,971 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:20:05" (3/4) ... [2021-10-29 04:20:52,974 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 04:20:53,002 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 114 nodes and edges [2021-10-29 04:20:53,003 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-10-29 04:20:53,005 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-10-29 04:20:53,007 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:20:53,134 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66328fec-fc5f-4135-8c68-127007cc3655/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 04:20:53,134 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:20:53,136 INFO L168 Benchmark]: Toolchain (without parser) took 50532.29 ms. Allocated memory was 127.9 MB in the beginning and 570.4 MB in the end (delta: 442.5 MB). Free memory was 97.5 MB in the beginning and 365.8 MB in the end (delta: -268.4 MB). Peak memory consumption was 177.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:20:53,136 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 86.0 MB. Free memory was 54.3 MB in the beginning and 54.2 MB in the end (delta: 41.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:20:53,137 INFO L168 Benchmark]: CACSL2BoogieTranslator took 575.24 ms. Allocated memory is still 127.9 MB. Free memory was 97.2 MB in the beginning and 71.7 MB in the end (delta: 25.5 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:20:53,137 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.30 ms. Allocated memory is still 127.9 MB. Free memory was 71.7 MB in the beginning and 66.1 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 04:20:53,138 INFO L168 Benchmark]: Boogie Preprocessor took 109.66 ms. Allocated memory is still 127.9 MB. Free memory was 66.1 MB in the beginning and 62.2 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:20:53,138 INFO L168 Benchmark]: RCFGBuilder took 2057.11 ms. Allocated memory is still 127.9 MB. Free memory was 61.9 MB in the beginning and 64.3 MB in the end (delta: -2.5 MB). Peak memory consumption was 45.7 MB. Max. memory is 16.1 GB. [2021-10-29 04:20:53,139 INFO L168 Benchmark]: CodeCheck took 47500.44 ms. Allocated memory was 127.9 MB in the beginning and 570.4 MB in the end (delta: 442.5 MB). Free memory was 64.3 MB in the beginning and 380.7 MB in the end (delta: -316.3 MB). Peak memory consumption was 280.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:20:53,139 INFO L168 Benchmark]: Witness Printer took 163.85 ms. Allocated memory is still 570.4 MB. Free memory was 380.7 MB in the beginning and 365.8 MB in the end (delta: 14.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-29 04:20:53,141 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 85 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 42.3s, OverallIterations: 75, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 32526544 SDtfs, -201630256 SDslu, 250845280 SDs, 0 SdLazy, -204595488 SolverSat, -1490751120 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 269.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 74916 GetRequests, 73172 SyntacticMatches, 1202 SemanticMatches, 542 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 179791 ImplicationChecksByTransitivity, 27.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.5s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 10290 NumberOfCodeBlocks, 10290 NumberOfCodeBlocksAsserted, 74 NumberOfCheckSat, 10216 ConstructedInterpolants, 0 QuantifiedInterpolants, 22795 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 74 InterpolantComputations, 57 PerfectInterpolantSequences, 5722/5861 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 542]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: (a28 <= 10 || !(a25 == 1)) || a19 == 1 - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: (a28 <= 10 || !(a25 == 1)) || a19 == 1 - InvariantResult [Line: 610]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 86.0 MB. Free memory was 54.3 MB in the beginning and 54.2 MB in the end (delta: 41.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 575.24 ms. Allocated memory is still 127.9 MB. Free memory was 97.2 MB in the beginning and 71.7 MB in the end (delta: 25.5 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 117.30 ms. Allocated memory is still 127.9 MB. Free memory was 71.7 MB in the beginning and 66.1 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 109.66 ms. Allocated memory is still 127.9 MB. Free memory was 66.1 MB in the beginning and 62.2 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2057.11 ms. Allocated memory is still 127.9 MB. Free memory was 61.9 MB in the beginning and 64.3 MB in the end (delta: -2.5 MB). Peak memory consumption was 45.7 MB. Max. memory is 16.1 GB. * CodeCheck took 47500.44 ms. Allocated memory was 127.9 MB in the beginning and 570.4 MB in the end (delta: 442.5 MB). Free memory was 64.3 MB in the beginning and 380.7 MB in the end (delta: -316.3 MB). Peak memory consumption was 280.5 MB. Max. memory is 16.1 GB. * Witness Printer took 163.85 ms. Allocated memory is still 570.4 MB. Free memory was 380.7 MB in the beginning and 365.8 MB in the end (delta: 14.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 04:20:53,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66328fec-fc5f-4135-8c68-127007cc3655/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...