./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-crafted/zero_sum3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bee6db-5e10-454d-973d-5dd5a3972b8e/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bee6db-5e10-454d-973d-5dd5a3972b8e/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bee6db-5e10-454d-973d-5dd5a3972b8e/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bee6db-5e10-454d-973d-5dd5a3972b8e/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-crafted/zero_sum3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bee6db-5e10-454d-973d-5dd5a3972b8e/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bee6db-5e10-454d-973d-5dd5a3972b8e/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d3267df59902b667587c98ecbe021c99cc3d2a5e5866fbd08ee1fb3133370aa4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:16:42,576 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:16:42,578 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:16:42,626 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:16:42,627 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:16:42,631 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:16:42,634 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:16:42,638 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:16:42,641 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:16:42,646 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:16:42,647 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:16:42,649 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:16:42,649 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:16:42,652 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:16:42,655 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:16:42,661 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:16:42,662 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:16:42,663 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:16:42,668 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:16:42,679 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:16:42,680 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:16:42,682 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:16:42,684 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:16:42,685 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:16:42,688 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:16:42,689 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:16:42,689 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:16:42,690 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:16:42,691 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:16:42,692 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:16:42,692 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:16:42,693 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:16:42,694 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:16:42,695 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:16:42,696 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:16:42,697 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:16:42,698 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:16:42,698 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:16:42,698 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:16:42,699 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:16:42,700 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:16:42,701 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bee6db-5e10-454d-973d-5dd5a3972b8e/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:16:42,725 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:16:42,725 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:16:42,726 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:16:42,726 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:16:42,727 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:16:42,728 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:16:42,728 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:16:42,728 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:16:42,728 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:16:42,728 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:16:42,729 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:16:42,729 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:16:42,729 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:16:42,729 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:16:42,730 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:16:42,730 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:16:42,730 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:16:42,730 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:16:42,730 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:16:42,731 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:16:42,731 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:16:42,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:16:42,731 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:16:42,732 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:16:42,732 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:16:42,732 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:16:42,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:16:42,732 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:16:42,733 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_e7bee6db-5e10-454d-973d-5dd5a3972b8e/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bee6db-5e10-454d-973d-5dd5a3972b8e/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d3267df59902b667587c98ecbe021c99cc3d2a5e5866fbd08ee1fb3133370aa4 [2021-11-23 01:16:43,065 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:16:43,091 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:16:43,094 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:16:43,095 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:16:43,096 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:16:43,098 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bee6db-5e10-454d-973d-5dd5a3972b8e/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-crafted/zero_sum3.c [2021-11-23 01:16:43,180 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bee6db-5e10-454d-973d-5dd5a3972b8e/bin/ukojak-LBtLqBUTdQ/data/2c4272371/a6d1117be36546adb82e8ddb5d5f4026/FLAG79ba850f5 [2021-11-23 01:16:43,675 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:16:43,677 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bee6db-5e10-454d-973d-5dd5a3972b8e/sv-benchmarks/c/array-crafted/zero_sum3.c [2021-11-23 01:16:43,688 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bee6db-5e10-454d-973d-5dd5a3972b8e/bin/ukojak-LBtLqBUTdQ/data/2c4272371/a6d1117be36546adb82e8ddb5d5f4026/FLAG79ba850f5 [2021-11-23 01:16:44,026 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bee6db-5e10-454d-973d-5dd5a3972b8e/bin/ukojak-LBtLqBUTdQ/data/2c4272371/a6d1117be36546adb82e8ddb5d5f4026 [2021-11-23 01:16:44,028 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:16:44,030 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:16:44,033 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:16:44,033 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:16:44,036 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:16:44,037 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:16:44" (1/1) ... [2021-11-23 01:16:44,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@99591cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:44, skipping insertion in model container [2021-11-23 01:16:44,039 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:16:44" (1/1) ... [2021-11-23 01:16:44,046 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:16:44,061 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:16:44,245 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bee6db-5e10-454d-973d-5dd5a3972b8e/sv-benchmarks/c/array-crafted/zero_sum3.c[400,413] [2021-11-23 01:16:44,265 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:16:44,273 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:16:44,285 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bee6db-5e10-454d-973d-5dd5a3972b8e/sv-benchmarks/c/array-crafted/zero_sum3.c[400,413] [2021-11-23 01:16:44,295 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:16:44,316 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:16:44,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:44 WrapperNode [2021-11-23 01:16:44,317 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:16:44,319 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:16:44,320 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:16:44,322 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:16:44,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:44" (1/1) ... [2021-11-23 01:16:44,350 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:44" (1/1) ... [2021-11-23 01:16:44,370 INFO L137 Inliner]: procedures = 15, calls = 17, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 105 [2021-11-23 01:16:44,373 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:16:44,374 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:16:44,375 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:16:44,375 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:16:44,383 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:44" (1/1) ... [2021-11-23 01:16:44,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:44" (1/1) ... [2021-11-23 01:16:44,386 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:44" (1/1) ... [2021-11-23 01:16:44,386 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:44" (1/1) ... [2021-11-23 01:16:44,391 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:44" (1/1) ... [2021-11-23 01:16:44,401 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:44" (1/1) ... [2021-11-23 01:16:44,404 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:44" (1/1) ... [2021-11-23 01:16:44,412 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:16:44,413 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:16:44,413 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:16:44,413 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:16:44,414 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:44" (1/1) ... [2021-11-23 01:16:44,429 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:16:44,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bee6db-5e10-454d-973d-5dd5a3972b8e/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:16:44,450 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bee6db-5e10-454d-973d-5dd5a3972b8e/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:16:44,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7bee6db-5e10-454d-973d-5dd5a3972b8e/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:16:44,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:16:44,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:16:44,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:16:44,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:16:44,508 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:16:44,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:16:44,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:16:44,508 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:16:44,586 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:16:44,587 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:16:44,781 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:16:44,823 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:16:44,823 INFO L301 CfgBuilder]: Removed 7 assume(true) statements. [2021-11-23 01:16:44,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:16:44 BoogieIcfgContainer [2021-11-23 01:16:44,825 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:16:44,826 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:16:44,827 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:16:44,837 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:16:44,837 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:16:44" (1/1) ... [2021-11-23 01:16:44,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:16:44,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:44,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 15 states and 23 transitions. [2021-11-23 01:16:44,901 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 23 transitions. [2021-11-23 01:16:44,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:16:44,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:44,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:45,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:45,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:45,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:45,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2021-11-23 01:16:45,166 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2021-11-23 01:16:45,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:16:45,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:45,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:45,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:45,296 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:16:45,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:45,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2021-11-23 01:16:45,400 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2021-11-23 01:16:45,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:16:45,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:45,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:45,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:45,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:16:45,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:45,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 18 states and 28 transitions. [2021-11-23 01:16:45,575 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2021-11-23 01:16:45,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:16:45,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:45,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:45,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:45,665 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:16:45,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:45,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 19 states and 30 transitions. [2021-11-23 01:16:45,716 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 30 transitions. [2021-11-23 01:16:45,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:16:45,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:45,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:45,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:45,809 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:16:45,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:45,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 20 states and 32 transitions. [2021-11-23 01:16:45,856 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 32 transitions. [2021-11-23 01:16:45,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:16:45,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:45,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:45,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:45,917 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:16:45,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:45,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 21 states and 34 transitions. [2021-11-23 01:16:45,949 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 34 transitions. [2021-11-23 01:16:45,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:16:45,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:45,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:45,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:45,992 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:16:46,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:46,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 22 states and 36 transitions. [2021-11-23 01:16:46,027 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 36 transitions. [2021-11-23 01:16:46,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:16:46,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:46,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:46,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:46,090 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:16:46,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:46,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 23 states and 37 transitions. [2021-11-23 01:16:46,197 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 37 transitions. [2021-11-23 01:16:46,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:16:46,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:46,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:46,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:46,292 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:16:46,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:46,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 24 states and 38 transitions. [2021-11-23 01:16:46,400 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 38 transitions. [2021-11-23 01:16:46,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:16:46,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:46,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:46,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:46,434 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:16:46,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:46,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 25 states and 39 transitions. [2021-11-23 01:16:46,454 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 39 transitions. [2021-11-23 01:16:46,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:16:46,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:46,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:46,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:46,488 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:16:46,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:46,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 26 states and 40 transitions. [2021-11-23 01:16:46,508 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 40 transitions. [2021-11-23 01:16:46,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:16:46,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:46,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:46,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:46,543 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:16:46,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:46,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2021-11-23 01:16:46,566 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2021-11-23 01:16:46,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:16:46,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:46,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:46,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:46,600 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:16:46,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:46,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 28 states and 42 transitions. [2021-11-23 01:16:46,624 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 42 transitions. [2021-11-23 01:16:46,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:16:46,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:46,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:46,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:46,663 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:16:46,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:46,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 29 states and 43 transitions. [2021-11-23 01:16:46,724 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2021-11-23 01:16:46,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:16:46,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:46,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:46,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:48,016 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:50,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:50,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 51 states and 85 transitions. [2021-11-23 01:16:50,301 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 85 transitions. [2021-11-23 01:16:50,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:16:50,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:50,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:50,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:50,582 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:16:51,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:51,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 52 states and 86 transitions. [2021-11-23 01:16:51,750 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 86 transitions. [2021-11-23 01:16:51,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:16:51,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:51,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:51,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:52,102 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:16:54,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:54,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 70 states and 105 transitions. [2021-11-23 01:16:54,227 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 105 transitions. [2021-11-23 01:16:54,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:16:54,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:54,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:54,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:54,264 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:16:55,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:55,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 71 states and 106 transitions. [2021-11-23 01:16:55,604 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 106 transitions. [2021-11-23 01:16:55,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:16:55,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:55,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:55,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:55,639 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 01:16:56,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:56,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 75 states and 111 transitions. [2021-11-23 01:16:56,368 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 111 transitions. [2021-11-23 01:16:56,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:16:56,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:56,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:56,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:56,403 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:16:56,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:56,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 72 states and 106 transitions. [2021-11-23 01:16:56,641 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 106 transitions. [2021-11-23 01:16:56,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:16:56,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:56,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:56,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:56,675 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:16:56,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:56,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 76 states and 112 transitions. [2021-11-23 01:16:56,748 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 112 transitions. [2021-11-23 01:16:56,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:16:56,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:56,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:56,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:56,783 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:16:56,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:56,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 73 states and 107 transitions. [2021-11-23 01:16:56,824 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2021-11-23 01:16:56,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:16:56,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:56,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:56,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:56,877 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:16:56,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:56,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 77 states and 113 transitions. [2021-11-23 01:16:56,968 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 113 transitions. [2021-11-23 01:16:56,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:16:56,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:56,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:56,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:57,006 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-23 01:16:57,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:57,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 74 states and 108 transitions. [2021-11-23 01:16:57,080 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 108 transitions. [2021-11-23 01:16:57,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:16:57,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:57,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:57,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:57,157 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:16:57,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:57,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 78 states and 114 transitions. [2021-11-23 01:16:57,532 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 114 transitions. [2021-11-23 01:16:57,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:16:57,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:57,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:57,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:00,900 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:11,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:11,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 98 states and 168 transitions. [2021-11-23 01:17:11,756 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 168 transitions. [2021-11-23 01:17:11,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:17:11,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:11,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:11,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:12,499 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:16,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:16,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 110 states and 195 transitions. [2021-11-23 01:17:16,114 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 195 transitions. [2021-11-23 01:17:16,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:17:16,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:16,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:16,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:16,543 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:17:18,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:18,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 112 states and 199 transitions. [2021-11-23 01:17:18,766 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 199 transitions. [2021-11-23 01:17:18,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:17:18,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:18,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:18,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:19,389 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:17:21,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:21,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 117 states and 207 transitions. [2021-11-23 01:17:21,963 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 207 transitions. [2021-11-23 01:17:21,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:17:21,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:21,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:21,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:21,997 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 01:17:22,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:22,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 118 states and 210 transitions. [2021-11-23 01:17:22,604 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 210 transitions. [2021-11-23 01:17:22,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:17:22,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:22,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:22,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:22,637 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-23 01:17:23,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:23,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 114 states and 200 transitions. [2021-11-23 01:17:23,309 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 200 transitions. [2021-11-23 01:17:23,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:17:23,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:23,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:23,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:23,764 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:17:25,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:25,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 117 states and 202 transitions. [2021-11-23 01:17:25,317 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 202 transitions. [2021-11-23 01:17:25,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:17:25,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:25,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:25,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:25,769 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:17:27,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:27,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 124 states and 211 transitions. [2021-11-23 01:17:27,811 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 211 transitions. [2021-11-23 01:17:27,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:17:27,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:27,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:27,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:28,383 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:17:30,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:30,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 135 states and 232 transitions. [2021-11-23 01:17:30,864 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 232 transitions. [2021-11-23 01:17:30,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:17:30,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:30,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:30,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:31,337 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:17:32,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:32,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 138 states and 240 transitions. [2021-11-23 01:17:32,343 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 240 transitions. [2021-11-23 01:17:32,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:17:32,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:32,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:32,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:32,923 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:17:33,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:33,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 139 states and 240 transitions. [2021-11-23 01:17:33,810 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 240 transitions. [2021-11-23 01:17:33,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:17:33,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:33,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:33,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:33,954 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 01:17:35,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:35,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 141 states and 241 transitions. [2021-11-23 01:17:35,952 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 241 transitions. [2021-11-23 01:17:35,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:17:35,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:35,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:35,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:36,763 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 11 proven. 10 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:17:37,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:37,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 141 states and 236 transitions. [2021-11-23 01:17:37,521 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 236 transitions. [2021-11-23 01:17:37,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:17:37,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:37,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:37,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:37,634 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 01:17:40,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:40,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 137 states and 232 transitions. [2021-11-23 01:17:40,340 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 232 transitions. [2021-11-23 01:17:40,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:17:40,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:40,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:40,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:40,459 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 01:17:42,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:42,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 142 states and 240 transitions. [2021-11-23 01:17:42,319 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 240 transitions. [2021-11-23 01:17:42,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:17:42,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:42,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:42,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:42,438 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:17:45,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:45,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 143 states and 243 transitions. [2021-11-23 01:17:45,799 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 243 transitions. [2021-11-23 01:17:45,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:17:45,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:45,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:45,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:45,920 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:17:47,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:47,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 141 states and 239 transitions. [2021-11-23 01:17:47,402 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 239 transitions. [2021-11-23 01:17:47,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:17:47,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:47,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:47,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:47,529 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 01:17:49,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:49,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 146 states and 248 transitions. [2021-11-23 01:17:49,766 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 248 transitions. [2021-11-23 01:17:49,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:17:49,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:49,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:49,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:49,888 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 01:17:51,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:51,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 147 states and 252 transitions. [2021-11-23 01:17:51,120 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 252 transitions. [2021-11-23 01:17:51,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:17:51,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:51,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:51,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:51,239 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:17:53,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:53,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 145 states and 246 transitions. [2021-11-23 01:17:53,772 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 246 transitions. [2021-11-23 01:17:53,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:17:53,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:53,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:53,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:53,904 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:17:55,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:55,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 149 states and 253 transitions. [2021-11-23 01:17:55,375 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 253 transitions. [2021-11-23 01:17:55,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:17:55,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:55,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:55,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:06,112 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:29,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:29,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 166 states and 296 transitions. [2021-11-23 01:18:29,452 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 296 transitions. [2021-11-23 01:18:29,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:18:29,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:29,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:29,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:30,376 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:40,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:40,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 180 states and 329 transitions. [2021-11-23 01:18:40,804 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 329 transitions. [2021-11-23 01:18:40,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:18:40,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:40,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:40,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:41,835 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:53,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:53,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 194 states and 360 transitions. [2021-11-23 01:18:53,055 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 360 transitions. [2021-11-23 01:18:53,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:18:53,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:53,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:53,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:54,222 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:55,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:55,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 197 states and 374 transitions. [2021-11-23 01:18:55,948 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 374 transitions. [2021-11-23 01:18:55,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:18:55,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:55,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:56,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:57,191 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:59,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:59,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 201 states and 383 transitions. [2021-11-23 01:18:59,905 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 383 transitions. [2021-11-23 01:18:59,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:18:59,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:59,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:59,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:01,182 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:19:06,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:06,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 203 states and 388 transitions. [2021-11-23 01:19:06,243 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 388 transitions. [2021-11-23 01:19:06,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:19:06,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:06,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:06,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:07,909 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:19:16,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:16,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 211 states and 398 transitions. [2021-11-23 01:19:16,478 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 398 transitions. [2021-11-23 01:19:16,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:19:16,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:16,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:16,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:17,741 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:19:29,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:29,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 226 states and 422 transitions. [2021-11-23 01:19:29,221 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 422 transitions. [2021-11-23 01:19:29,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:19:29,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:29,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:29,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:30,279 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:19:35,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:35,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 230 states and 430 transitions. [2021-11-23 01:19:35,952 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 430 transitions. [2021-11-23 01:19:35,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:19:35,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:35,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:35,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:37,281 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:19:41,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:41,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 233 states and 437 transitions. [2021-11-23 01:19:41,620 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 437 transitions. [2021-11-23 01:19:41,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:19:41,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:41,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:41,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:42,691 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:19:50,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:50,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 241 states and 459 transitions. [2021-11-23 01:19:50,636 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 459 transitions. [2021-11-23 01:19:50,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:19:50,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:50,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:50,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:51,782 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:19:53,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:53,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 242 states and 462 transitions. [2021-11-23 01:19:53,701 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 462 transitions. [2021-11-23 01:19:53,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:19:53,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:53,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:53,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:54,590 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:19:55,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:55,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 245 states and 466 transitions. [2021-11-23 01:19:55,120 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 466 transitions. [2021-11-23 01:19:55,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:19:55,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:55,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:55,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:55,941 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:19:57,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:57,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 246 states and 466 transitions. [2021-11-23 01:19:57,308 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 466 transitions. [2021-11-23 01:19:57,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:19:57,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:57,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:57,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:58,260 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:19:59,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:59,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 251 states and 473 transitions. [2021-11-23 01:19:59,991 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 473 transitions. [2021-11-23 01:19:59,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:19:59,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:59,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:00,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:01,058 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:20:03,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:03,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 254 states and 481 transitions. [2021-11-23 01:20:03,106 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 481 transitions. [2021-11-23 01:20:03,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:20:03,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:03,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:03,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:04,131 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:20:05,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:05,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 255 states and 481 transitions. [2021-11-23 01:20:05,911 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 481 transitions. [2021-11-23 01:20:05,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:20:05,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:05,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:05,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:06,208 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 01:20:10,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:10,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 257 states and 482 transitions. [2021-11-23 01:20:10,388 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 482 transitions. [2021-11-23 01:20:10,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:20:10,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:10,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:10,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:11,367 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 16 proven. 15 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 01:20:12,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:12,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 257 states and 477 transitions. [2021-11-23 01:20:12,825 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 477 transitions. [2021-11-23 01:20:12,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:20:12,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:12,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:12,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:13,127 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 01:20:16,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:16,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 261 states and 482 transitions. [2021-11-23 01:20:16,582 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 482 transitions. [2021-11-23 01:20:16,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:20:16,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:16,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:16,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:16,819 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 01:20:19,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:19,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 263 states and 483 transitions. [2021-11-23 01:20:19,494 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 483 transitions. [2021-11-23 01:20:19,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:20:19,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:19,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:19,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:19,845 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 01:20:21,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:21,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 248 states and 464 transitions. [2021-11-23 01:20:21,954 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 464 transitions. [2021-11-23 01:20:21,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:20:21,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:21,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:21,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:22,323 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-23 01:20:30,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:30,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 252 states and 470 transitions. [2021-11-23 01:20:30,481 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 470 transitions. [2021-11-23 01:20:30,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:20:30,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:30,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:30,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:30,845 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-23 01:20:35,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:35,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 249 states and 471 transitions. [2021-11-23 01:20:35,970 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 471 transitions. [2021-11-23 01:20:35,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:20:35,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:35,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:35,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:36,253 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-23 01:20:42,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:42,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 251 states and 475 transitions. [2021-11-23 01:20:42,611 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 475 transitions. [2021-11-23 01:20:42,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:20:42,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:42,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:42,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:42,922 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-23 01:20:47,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 253 states and 482 transitions. [2021-11-23 01:20:47,865 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 482 transitions. [2021-11-23 01:20:47,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:20:47,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:48,135 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:20:55,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:55,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 259 states and 498 transitions. [2021-11-23 01:20:55,240 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 498 transitions. [2021-11-23 01:20:55,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:20:55,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:55,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:55,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:55,614 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:20:59,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:59,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 261 states and 500 transitions. [2021-11-23 01:20:59,356 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 500 transitions. [2021-11-23 01:20:59,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:20:59,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:59,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:59,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:59,723 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-23 01:21:01,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:01,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 262 states and 505 transitions. [2021-11-23 01:21:01,603 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 505 transitions. [2021-11-23 01:21:01,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:21:01,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:01,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:01,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:01,870 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-11-23 01:21:04,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:04,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 263 states and 511 transitions. [2021-11-23 01:21:04,063 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 511 transitions. [2021-11-23 01:21:04,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:21:04,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:04,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:04,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:04,339 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:21:09,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:09,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 269 states and 527 transitions. [2021-11-23 01:21:09,838 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 527 transitions. [2021-11-23 01:21:09,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:21:09,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:09,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:09,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:10,149 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:21:10,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:10,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 272 states and 531 transitions. [2021-11-23 01:21:10,246 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 531 transitions. [2021-11-23 01:21:10,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:21:10,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:10,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:10,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:10,522 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:21:14,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:14,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 278 states and 541 transitions. [2021-11-23 01:21:14,586 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 541 transitions. [2021-11-23 01:21:14,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:21:14,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:14,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:14,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:14,876 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:21:16,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:16,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 281 states and 549 transitions. [2021-11-23 01:21:16,981 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 549 transitions. [2021-11-23 01:21:16,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:21:16,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:16,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:16,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:17,276 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:21:18,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:18,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 282 states and 549 transitions. [2021-11-23 01:21:18,494 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 549 transitions. [2021-11-23 01:21:18,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:21:18,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:18,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:18,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:18,782 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-11-23 01:21:22,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:22,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 284 states and 556 transitions. [2021-11-23 01:21:22,846 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 556 transitions. [2021-11-23 01:21:22,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:21:22,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:22,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:22,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:23,207 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-23 01:21:25,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:25,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 270 states and 510 transitions. [2021-11-23 01:21:25,606 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 510 transitions. [2021-11-23 01:21:25,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:21:25,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:25,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:25,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:49,236 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 3 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:22:40,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:40,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 284 states and 552 transitions. [2021-11-23 01:22:40,923 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 552 transitions. [2021-11-23 01:22:40,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:22:40,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:40,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:41,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:42,539 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 3 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:14,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:14,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 304 states and 598 transitions. [2021-11-23 01:23:14,624 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 598 transitions. [2021-11-23 01:23:14,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:23:14,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:14,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:14,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:16,331 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 3 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:31,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:31,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 296 states and 610 transitions. [2021-11-23 01:23:31,293 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 610 transitions. [2021-11-23 01:23:31,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:23:31,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:31,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:31,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:32,877 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 3 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:48,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:48,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 307 states and 631 transitions. [2021-11-23 01:23:48,221 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 631 transitions. [2021-11-23 01:23:48,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:23:48,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:48,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:48,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:49,886 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 3 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:01,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:01,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 313 states and 652 transitions. [2021-11-23 01:24:01,756 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 652 transitions. [2021-11-23 01:24:01,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:24:01,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:01,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:01,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:03,412 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 3 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:06,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:06,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 316 states and 658 transitions. [2021-11-23 01:24:06,106 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 658 transitions. [2021-11-23 01:24:06,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:24:06,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:06,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:06,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:07,615 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 3 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:13,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:13,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 319 states and 662 transitions. [2021-11-23 01:24:13,336 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 662 transitions. [2021-11-23 01:24:13,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:24:13,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:13,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:13,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:14,882 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 3 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:20,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:20,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 325 states and 689 transitions. [2021-11-23 01:24:20,814 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 689 transitions. [2021-11-23 01:24:20,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:24:20,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:20,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:20,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:22,336 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 3 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:25,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:25,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 331 states and 705 transitions. [2021-11-23 01:24:25,531 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 705 transitions. [2021-11-23 01:24:25,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:24:25,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:25,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:25,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:26,948 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 3 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:29,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:29,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 332 states and 707 transitions. [2021-11-23 01:24:29,193 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 707 transitions. [2021-11-23 01:24:29,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:24:29,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:29,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:29,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:29,470 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2021-11-23 01:24:31,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:31,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 333 states and 709 transitions. [2021-11-23 01:24:31,938 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 709 transitions. [2021-11-23 01:24:31,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:24:31,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:31,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:31,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:33,297 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 3 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:34,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:34,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 337 states and 719 transitions. [2021-11-23 01:24:34,404 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 719 transitions. [2021-11-23 01:24:34,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:24:34,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:34,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:34,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:35,875 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 3 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:38,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:38,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 340 states and 729 transitions. [2021-11-23 01:24:38,488 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 729 transitions. [2021-11-23 01:24:38,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:24:38,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:38,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:38,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:41,570 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:25:03,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:03,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 353 states and 745 transitions. [2021-11-23 01:25:03,396 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 745 transitions. [2021-11-23 01:25:03,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:25:03,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:03,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:03,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:03,682 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-23 01:25:06,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:06,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 333 states and 685 transitions. [2021-11-23 01:25:06,367 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 685 transitions. [2021-11-23 01:25:06,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:25:06,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:06,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:06,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:06,908 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:25:08,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:08,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 336 states and 688 transitions. [2021-11-23 01:25:08,676 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 688 transitions. [2021-11-23 01:25:08,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:25:08,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:08,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:08,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:09,191 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:25:22,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:22,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 343 states and 701 transitions. [2021-11-23 01:25:22,695 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 701 transitions. [2021-11-23 01:25:22,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:25:22,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:22,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:22,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:23,195 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:25:29,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:29,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 346 states and 707 transitions. [2021-11-23 01:25:29,478 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 707 transitions. [2021-11-23 01:25:29,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:25:29,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:29,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:29,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:30,004 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:25:40,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:40,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 354 states and 732 transitions. [2021-11-23 01:25:40,586 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 732 transitions. [2021-11-23 01:25:40,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:25:40,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:40,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:40,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:41,099 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:25:47,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:47,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 357 states and 740 transitions. [2021-11-23 01:25:47,726 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 740 transitions. [2021-11-23 01:25:47,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:25:47,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:47,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:47,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:48,235 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:26:01,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:01,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 363 states and 752 transitions. [2021-11-23 01:26:01,753 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 752 transitions. [2021-11-23 01:26:01,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:26:01,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:01,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:01,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:02,438 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:26:14,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:14,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 368 states and 758 transitions. [2021-11-23 01:26:14,012 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 758 transitions. [2021-11-23 01:26:14,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:26:14,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:14,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:14,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:14,524 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:26:23,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:23,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 372 states and 769 transitions. [2021-11-23 01:26:23,123 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 769 transitions. [2021-11-23 01:26:23,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:26:23,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:23,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:23,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:23,799 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:26:32,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:32,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 376 states and 777 transitions. [2021-11-23 01:26:32,410 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 777 transitions. [2021-11-23 01:26:32,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:26:32,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:32,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:32,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:32,915 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:26:37,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:37,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 378 states and 778 transitions. [2021-11-23 01:26:37,729 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 778 transitions. [2021-11-23 01:26:37,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:26:37,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:37,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:37,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:38,262 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:26:38,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:38,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 382 states and 786 transitions. [2021-11-23 01:26:38,353 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 786 transitions. [2021-11-23 01:26:38,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:26:38,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:38,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:38,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:38,861 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:26:41,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:41,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 385 states and 801 transitions. [2021-11-23 01:26:41,706 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 801 transitions. [2021-11-23 01:26:41,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:26:41,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:41,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:41,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:42,217 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:26:53,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:53,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 390 states and 808 transitions. [2021-11-23 01:26:53,858 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 808 transitions. [2021-11-23 01:26:53,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:26:53,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:53,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:53,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:54,368 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:26:58,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:58,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 395 states and 817 transitions. [2021-11-23 01:26:58,351 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 817 transitions. [2021-11-23 01:26:58,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:26:58,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:58,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:58,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:58,858 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:27:01,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:01,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 399 states and 821 transitions. [2021-11-23 01:27:01,991 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 821 transitions. [2021-11-23 01:27:01,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:27:01,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:01,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:02,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:02,527 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:27:09,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:09,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 402 states and 825 transitions. [2021-11-23 01:27:09,468 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 825 transitions. [2021-11-23 01:27:09,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:27:09,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:09,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:09,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:09,982 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:27:11,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:11,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 406 states and 831 transitions. [2021-11-23 01:27:11,409 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 831 transitions. [2021-11-23 01:27:11,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:27:11,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:11,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:11,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:11,925 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:27:12,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:12,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 409 states and 835 transitions. [2021-11-23 01:27:12,009 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 835 transitions. [2021-11-23 01:27:12,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:27:12,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:12,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:12,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:12,523 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:27:12,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:12,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 413 states and 842 transitions. [2021-11-23 01:27:12,620 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 842 transitions. [2021-11-23 01:27:12,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:27:12,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:12,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:12,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:13,130 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:27:16,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:16,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 416 states and 857 transitions. [2021-11-23 01:27:16,253 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 857 transitions. [2021-11-23 01:27:16,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:27:16,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:16,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:16,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:16,762 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:27:18,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:18,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 417 states and 857 transitions. [2021-11-23 01:27:18,336 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 857 transitions. [2021-11-23 01:27:18,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:27:18,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:18,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:18,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:18,876 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:27:20,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:20,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 418 states and 857 transitions. [2021-11-23 01:27:20,415 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 857 transitions. [2021-11-23 01:27:20,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:27:20,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:20,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:20,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:21,029 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 22 proven. 21 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 01:27:23,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:23,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 410 states and 844 transitions. [2021-11-23 01:27:23,354 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 844 transitions. [2021-11-23 01:27:23,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:27:23,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:23,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:23,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:25,753 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-11-23 01:27:26,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:26,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 411 states and 845 transitions. [2021-11-23 01:27:26,774 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 845 transitions. [2021-11-23 01:27:26,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:27:26,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:26,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:26,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:28,566 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-23 01:27:41,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:41,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 417 states and 857 transitions. [2021-11-23 01:27:41,863 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 857 transitions. [2021-11-23 01:27:41,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:27:41,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:41,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:41,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:43,676 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-23 01:27:52,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:52,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 413 states and 854 transitions. [2021-11-23 01:27:52,517 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 854 transitions. [2021-11-23 01:27:52,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:27:52,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:52,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:52,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:54,312 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-23 01:28:03,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:03,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 415 states and 859 transitions. [2021-11-23 01:28:03,903 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 859 transitions. [2021-11-23 01:28:03,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:28:03,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:03,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:03,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:05,710 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-23 01:28:15,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:15,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 417 states and 863 transitions. [2021-11-23 01:28:15,584 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 863 transitions. [2021-11-23 01:28:15,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:28:15,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:15,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:15,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:17,416 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-23 01:28:25,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:25,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 419 states and 876 transitions. [2021-11-23 01:28:25,371 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 876 transitions. [2021-11-23 01:28:25,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:28:25,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:25,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:25,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:27,235 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-23 01:28:37,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:37,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 421 states and 881 transitions. [2021-11-23 01:28:37,149 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 881 transitions. [2021-11-23 01:28:37,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:28:37,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:37,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:37,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:39,014 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked.