./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--xen-netback--xen-netback.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_d4b15e67-32dd-4cbf-811d-4ca46d304033/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b15e67-32dd-4cbf-811d-4ca46d304033/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_d4b15e67-32dd-4cbf-811d-4ca46d304033/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b15e67-32dd-4cbf-811d-4ca46d304033/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--xen-netback--xen-netback.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b15e67-32dd-4cbf-811d-4ca46d304033/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b15e67-32dd-4cbf-811d-4ca46d304033/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 64bit --witnessprinter.graph.data.programhash f816b5cf025191130f4fa3c768ff88e2f73399115a7a3b9220171373d5eeca46 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:24:23,443 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:24:23,446 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:24:23,498 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:24:23,499 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:24:23,504 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:24:23,507 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:24:23,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:24:23,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:24:23,522 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:24:23,524 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:24:23,526 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:24:23,526 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:24:23,529 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:24:23,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:24:23,534 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:24:23,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:24:23,537 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:24:23,546 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:24:23,553 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:24:23,555 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:24:23,556 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:24:23,558 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:24:23,559 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:24:23,562 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:24:23,563 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:24:23,563 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:24:23,564 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:24:23,565 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:24:23,566 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:24:23,567 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:24:23,568 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:24:23,568 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:24:23,572 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:24:23,574 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:24:23,575 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:24:23,576 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:24:23,576 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:24:23,576 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:24:23,577 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:24:23,578 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:24:23,579 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b15e67-32dd-4cbf-811d-4ca46d304033/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-22 23:24:23,622 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:24:23,622 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:24:23,623 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:24:23,623 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:24:23,624 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:24:23,624 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:24:23,624 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:24:23,624 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:24:23,625 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:24:23,625 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:24:23,625 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:24:23,625 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:24:23,625 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:24:23,626 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:24:23,626 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:24:23,626 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:24:23,626 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:24:23,626 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:24:23,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:24:23,627 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:24:23,627 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:24:23,627 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:24:23,628 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:24:23,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:24:23,628 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:24:23,629 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_d4b15e67-32dd-4cbf-811d-4ca46d304033/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b15e67-32dd-4cbf-811d-4ca46d304033/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f816b5cf025191130f4fa3c768ff88e2f73399115a7a3b9220171373d5eeca46 [2021-11-22 23:24:23,926 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:24:23,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:24:23,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:24:23,957 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:24:23,958 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:24:23,960 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b15e67-32dd-4cbf-811d-4ca46d304033/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--xen-netback--xen-netback.ko-entry_point.cil.out.i [2021-11-22 23:24:24,047 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b15e67-32dd-4cbf-811d-4ca46d304033/bin/ukojak-LBtLqBUTdQ/data/213be23f7/52376ff756a344f8b24ba4ac0d161437/FLAG641258d38 [2021-11-22 23:24:25,050 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:24:25,050 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b15e67-32dd-4cbf-811d-4ca46d304033/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--xen-netback--xen-netback.ko-entry_point.cil.out.i [2021-11-22 23:24:25,131 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b15e67-32dd-4cbf-811d-4ca46d304033/bin/ukojak-LBtLqBUTdQ/data/213be23f7/52376ff756a344f8b24ba4ac0d161437/FLAG641258d38 [2021-11-22 23:24:25,410 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b15e67-32dd-4cbf-811d-4ca46d304033/bin/ukojak-LBtLqBUTdQ/data/213be23f7/52376ff756a344f8b24ba4ac0d161437 [2021-11-22 23:24:25,413 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:24:25,416 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:24:25,419 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:24:25,419 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:24:25,422 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:24:25,423 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:24:25" (1/1) ... [2021-11-22 23:24:25,425 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@103ad050 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:25, skipping insertion in model container [2021-11-22 23:24:25,425 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:24:25" (1/1) ... [2021-11-22 23:24:25,432 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:24:25,604 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:24:29,260 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_d4b15e67-32dd-4cbf-811d-4ca46d304033/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--xen-netback--xen-netback.ko-entry_point.cil.out.i[397231,397244] [2021-11-22 23:24:29,339 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:24:29,400 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:24:30,204 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_d4b15e67-32dd-4cbf-811d-4ca46d304033/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--xen-netback--xen-netback.ko-entry_point.cil.out.i[397231,397244] [2021-11-22 23:24:30,217 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:24:30,452 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:24:30,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:30 WrapperNode [2021-11-22 23:24:30,453 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:24:30,454 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:24:30,454 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:24:30,454 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:24:30,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:30" (1/1) ... [2021-11-22 23:24:30,606 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:30" (1/1) ... [2021-11-22 23:24:30,786 INFO L137 Inliner]: procedures = 426, calls = 3455, calls flagged for inlining = 207, calls inlined = 116, statements flattened = 4483 [2021-11-22 23:24:30,788 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:24:30,789 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:24:30,789 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:24:30,790 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:24:30,799 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:30" (1/1) ... [2021-11-22 23:24:30,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:30" (1/1) ... [2021-11-22 23:24:30,864 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:30" (1/1) ... [2021-11-22 23:24:30,864 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:30" (1/1) ... [2021-11-22 23:24:31,004 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:30" (1/1) ... [2021-11-22 23:24:31,033 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:30" (1/1) ... [2021-11-22 23:24:31,059 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:30" (1/1) ... [2021-11-22 23:24:31,086 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:24:31,087 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:24:31,088 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:24:31,088 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:24:31,089 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:30" (1/1) ... [2021-11-22 23:24:31,097 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:24:31,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b15e67-32dd-4cbf-811d-4ca46d304033/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:24:31,126 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b15e67-32dd-4cbf-811d-4ca46d304033/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:24:31,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b15e67-32dd-4cbf-811d-4ca46d304033/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:24:31,175 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-11-22 23:24:31,175 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2021-11-22 23:24:31,176 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2021-11-22 23:24:31,176 INFO L130 BoogieDeclarations]: Found specification of procedure backend_switch_state [2021-11-22 23:24:31,176 INFO L138 BoogieDeclarations]: Found implementation of procedure backend_switch_state [2021-11-22 23:24:31,176 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2021-11-22 23:24:31,177 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2021-11-22 23:24:31,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-22 23:24:31,177 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-22 23:24:31,177 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_hotplug_status_watch [2021-11-22 23:24:31,177 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_hotplug_status_watch [2021-11-22 23:24:31,177 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2021-11-22 23:24:31,178 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2021-11-22 23:24:31,178 INFO L130 BoogieDeclarations]: Found specification of procedure xenvif_unmap_frontend_rings [2021-11-22 23:24:31,178 INFO L138 BoogieDeclarations]: Found implementation of procedure xenvif_unmap_frontend_rings [2021-11-22 23:24:31,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-22 23:24:31,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-22 23:24:31,178 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_xenbus_watch [2021-11-22 23:24:31,178 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_xenbus_watch [2021-11-22 23:24:31,178 INFO L130 BoogieDeclarations]: Found specification of procedure xenvif_kick_thread [2021-11-22 23:24:31,179 INFO L138 BoogieDeclarations]: Found implementation of procedure xenvif_kick_thread [2021-11-22 23:24:31,179 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-22 23:24:31,179 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-22 23:24:31,179 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_map_ring_valloc [2021-11-22 23:24:31,179 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_map_ring_valloc [2021-11-22 23:24:31,179 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-22 23:24:31,179 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-22 23:24:31,179 INFO L130 BoogieDeclarations]: Found specification of procedure xen_net_read_rate [2021-11-22 23:24:31,180 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_net_read_rate [2021-11-22 23:24:31,180 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2021-11-22 23:24:31,180 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2021-11-22 23:24:31,180 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-22 23:24:31,180 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-22 23:24:31,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-22 23:24:31,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-22 23:24:31,180 INFO L130 BoogieDeclarations]: Found specification of procedure netback_uevent [2021-11-22 23:24:31,181 INFO L138 BoogieDeclarations]: Found implementation of procedure netback_uevent [2021-11-22 23:24:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-22 23:24:31,181 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-22 23:24:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure xenvif_carrier_off [2021-11-22 23:24:31,181 INFO L138 BoogieDeclarations]: Found implementation of procedure xenvif_carrier_off [2021-11-22 23:24:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:24:31,181 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2021-11-22 23:24:31,181 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2021-11-22 23:24:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-22 23:24:31,182 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-22 23:24:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-22 23:24:31,182 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-22 23:24:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-22 23:24:31,182 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2021-11-22 23:24:31,182 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2021-11-22 23:24:31,183 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-22 23:24:31,183 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-22 23:24:31,183 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-22 23:24:31,183 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-22 23:24:31,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-22 23:24:31,183 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_switch_state [2021-11-22 23:24:31,184 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_switch_state [2021-11-22 23:24:31,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 23:24:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-22 23:24:31,185 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-22 23:24:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure xenvif_deinit_queue [2021-11-22 23:24:31,186 INFO L138 BoogieDeclarations]: Found implementation of procedure xenvif_deinit_queue [2021-11-22 23:24:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2021-11-22 23:24:31,186 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2021-11-22 23:24:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure xenvif_to_xenbus_device [2021-11-22 23:24:31,187 INFO L138 BoogieDeclarations]: Found implementation of procedure xenvif_to_xenbus_device [2021-11-22 23:24:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure xen_unregister_watchers [2021-11-22 23:24:31,187 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_unregister_watchers [2021-11-22 23:24:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-11-22 23:24:31,188 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-11-22 23:24:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-22 23:24:31,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-22 23:24:31,189 INFO L130 BoogieDeclarations]: Found specification of procedure frontend_changed [2021-11-22 23:24:31,189 INFO L138 BoogieDeclarations]: Found implementation of procedure frontend_changed [2021-11-22 23:24:31,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 23:24:31,189 INFO L130 BoogieDeclarations]: Found specification of procedure set_backend_state [2021-11-22 23:24:31,189 INFO L138 BoogieDeclarations]: Found implementation of procedure set_backend_state [2021-11-22 23:24:31,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:24:31,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-22 23:24:31,189 INFO L130 BoogieDeclarations]: Found specification of procedure xenvif_write_io_ring [2021-11-22 23:24:31,189 INFO L138 BoogieDeclarations]: Found implementation of procedure xenvif_write_io_ring [2021-11-22 23:24:31,190 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2021-11-22 23:24:31,190 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2021-11-22 23:24:31,190 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2021-11-22 23:24:31,190 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2021-11-22 23:24:31,190 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_strstate [2021-11-22 23:24:31,190 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_strstate [2021-11-22 23:24:31,190 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-22 23:24:31,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-22 23:24:31,191 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-22 23:24:31,191 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-22 23:24:31,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:24:31,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:24:31,191 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-22 23:24:31,191 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-22 23:24:31,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-22 23:24:31,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-22 23:24:31,192 INFO L130 BoogieDeclarations]: Found specification of procedure xenvif_disconnect [2021-11-22 23:24:31,192 INFO L138 BoogieDeclarations]: Found implementation of procedure xenvif_disconnect [2021-11-22 23:24:31,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-22 23:24:31,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-22 23:24:31,193 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-11-22 23:24:31,193 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-11-22 23:24:31,194 INFO L130 BoogieDeclarations]: Found specification of procedure xenvif_down [2021-11-22 23:24:31,194 INFO L138 BoogieDeclarations]: Found implementation of procedure xenvif_down [2021-11-22 23:24:31,194 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-22 23:24:31,195 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-22 23:24:31,195 INFO L130 BoogieDeclarations]: Found specification of procedure bind_interdomain_evtchn_to_irqhandler [2021-11-22 23:24:31,195 INFO L138 BoogieDeclarations]: Found implementation of procedure bind_interdomain_evtchn_to_irqhandler [2021-11-22 23:24:31,195 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_uevent [2021-11-22 23:24:31,196 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_uevent [2021-11-22 23:24:31,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2021-11-22 23:24:31,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2021-11-22 23:24:31,196 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2021-11-22 23:24:31,196 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2021-11-22 23:24:31,196 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-11-22 23:24:31,196 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-11-22 23:24:31,197 INFO L130 BoogieDeclarations]: Found specification of procedure xenvif_fix_features [2021-11-22 23:24:31,197 INFO L138 BoogieDeclarations]: Found implementation of procedure xenvif_fix_features [2021-11-22 23:24:31,197 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_transaction_end [2021-11-22 23:24:31,197 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_transaction_end [2021-11-22 23:24:31,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-22 23:24:31,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-22 23:24:31,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-22 23:24:31,201 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-22 23:24:31,201 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-22 23:24:31,201 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-22 23:24:31,201 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2021-11-22 23:24:31,202 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2021-11-22 23:24:31,203 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-11-22 23:24:31,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-11-22 23:24:31,204 INFO L130 BoogieDeclarations]: Found specification of procedure xenvif_up [2021-11-22 23:24:31,204 INFO L138 BoogieDeclarations]: Found implementation of procedure xenvif_up [2021-11-22 23:24:31,210 INFO L130 BoogieDeclarations]: Found specification of procedure get_jiffies_64 [2021-11-22 23:24:31,210 INFO L138 BoogieDeclarations]: Found implementation of procedure get_jiffies_64 [2021-11-22 23:24:31,210 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-22 23:24:31,210 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-22 23:24:31,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:24:31,211 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-22 23:24:31,211 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-22 23:24:31,211 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_unmap_ring_vfree [2021-11-22 23:24:31,211 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_unmap_ring_vfree [2021-11-22 23:24:31,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-22 23:24:31,211 INFO L130 BoogieDeclarations]: Found specification of procedure xenvif_change_mtu [2021-11-22 23:24:31,211 INFO L138 BoogieDeclarations]: Found implementation of procedure xenvif_change_mtu [2021-11-22 23:24:31,211 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_tail [2021-11-22 23:24:31,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_tail [2021-11-22 23:24:31,212 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_read [2021-11-22 23:24:31,212 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_read [2021-11-22 23:24:31,212 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-11-22 23:24:31,212 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-11-22 23:24:31,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-22 23:24:31,212 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-22 23:24:31,212 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-22 23:24:31,212 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-22 23:24:31,212 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-22 23:24:31,213 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-22 23:24:31,213 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-22 23:24:31,213 INFO L130 BoogieDeclarations]: Found specification of procedure unbind_from_irqhandler [2021-11-22 23:24:31,213 INFO L138 BoogieDeclarations]: Found implementation of procedure unbind_from_irqhandler [2021-11-22 23:24:31,213 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-22 23:24:31,213 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-22 23:24:31,213 INFO L130 BoogieDeclarations]: Found specification of procedure netback_remove [2021-11-22 23:24:31,213 INFO L138 BoogieDeclarations]: Found implementation of procedure netback_remove [2021-11-22 23:24:31,213 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-22 23:24:31,213 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-22 23:24:31,214 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-22 23:24:31,214 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-22 23:24:31,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:24:31,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-22 23:24:31,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-22 23:24:31,214 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2021-11-22 23:24:31,214 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2021-11-22 23:24:31,214 INFO L130 BoogieDeclarations]: Found specification of procedure xenvif_napi_schedule_or_enable_events [2021-11-22 23:24:31,214 INFO L138 BoogieDeclarations]: Found implementation of procedure xenvif_napi_schedule_or_enable_events [2021-11-22 23:24:31,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-22 23:24:31,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-22 23:24:31,215 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-11-22 23:24:31,215 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-11-22 23:24:31,215 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-11-22 23:24:31,215 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-11-22 23:24:31,215 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-22 23:24:31,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-22 23:24:31,215 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-22 23:24:31,215 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-22 23:24:31,216 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-11-22 23:24:31,216 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-11-22 23:24:31,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:24:31,216 INFO L130 BoogieDeclarations]: Found specification of procedure xenvif_get_stats [2021-11-22 23:24:31,216 INFO L138 BoogieDeclarations]: Found implementation of procedure xenvif_get_stats [2021-11-22 23:24:32,034 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:24:32,038 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:24:32,229 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-22 23:24:39,591 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:24:40,600 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:24:40,600 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-22 23:24:40,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:24:40 BoogieIcfgContainer [2021-11-22 23:24:40,606 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:24:40,607 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:24:40,607 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:24:40,617 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:24:40,618 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:24:40" (1/1) ... [2021-11-22 23:24:40,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:24:40,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:40,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 1004 states and 1404 transitions. [2021-11-22 23:24:40,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1404 transitions. [2021-11-22 23:24:40,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:24:40,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:40,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:41,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:41,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:41,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:41,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 1017 states and 1439 transitions. [2021-11-22 23:24:41,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1439 transitions. [2021-11-22 23:24:41,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-22 23:24:41,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:41,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:41,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:41,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:41,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:42,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 1018 states and 1440 transitions. [2021-11-22 23:24:42,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 1440 transitions. [2021-11-22 23:24:42,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-22 23:24:42,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:42,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:42,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:42,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:42,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:42,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 1025 states and 1464 transitions. [2021-11-22 23:24:42,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 1464 transitions. [2021-11-22 23:24:42,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-22 23:24:42,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:42,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:42,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:42,688 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:24:42,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:42,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1465 states to 1026 states and 1465 transitions. [2021-11-22 23:24:42,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1465 transitions. [2021-11-22 23:24:42,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:24:42,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:42,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:42,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:42,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:24:42,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:42,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 1027 states and 1466 transitions. [2021-11-22 23:24:42,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 1466 transitions. [2021-11-22 23:24:42,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:24:42,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:42,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:43,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:43,096 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:24:43,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:43,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 1029 states and 1469 transitions. [2021-11-22 23:24:43,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1469 transitions. [2021-11-22 23:24:43,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-22 23:24:43,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:43,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:43,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:43,294 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:24:43,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:43,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 1031 states and 1472 transitions. [2021-11-22 23:24:43,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1472 transitions. [2021-11-22 23:24:43,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-22 23:24:43,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:43,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:43,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:43,481 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:24:43,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:43,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 1032 states and 1472 transitions. [2021-11-22 23:24:43,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1472 transitions. [2021-11-22 23:24:43,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-22 23:24:43,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:43,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:43,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:43,737 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:44,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:44,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 1041 states and 1500 transitions. [2021-11-22 23:24:44,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1500 transitions. [2021-11-22 23:24:44,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-22 23:24:44,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:44,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:44,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:44,404 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:24:44,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:44,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 1043 states and 1503 transitions. [2021-11-22 23:24:44,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1503 transitions. [2021-11-22 23:24:44,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-22 23:24:44,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:44,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:44,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:44,573 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:44,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:44,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 1042 states and 1498 transitions. [2021-11-22 23:24:44,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1498 transitions. [2021-11-22 23:24:44,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-22 23:24:44,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:44,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:44,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:44,772 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:24:44,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:44,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 1045 states and 1503 transitions. [2021-11-22 23:24:44,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1503 transitions. [2021-11-22 23:24:44,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-22 23:24:44,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:44,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:44,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:45,001 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:45,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:45,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 1044 states and 1498 transitions. [2021-11-22 23:24:45,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1498 transitions. [2021-11-22 23:24:45,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-22 23:24:45,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:45,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:45,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:45,278 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:24:45,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:45,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1501 states to 1046 states and 1501 transitions. [2021-11-22 23:24:45,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1501 transitions. [2021-11-22 23:24:45,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-22 23:24:45,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:45,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:45,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:45,419 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:45,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:45,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 1048 states and 1503 transitions. [2021-11-22 23:24:45,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1503 transitions. [2021-11-22 23:24:45,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-22 23:24:45,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:45,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:45,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:45,610 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:24:45,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:45,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 1049 states and 1504 transitions. [2021-11-22 23:24:45,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1504 transitions. [2021-11-22 23:24:45,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 23:24:45,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:45,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:45,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:45,774 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:24:45,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:45,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 1050 states and 1504 transitions. [2021-11-22 23:24:45,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1504 transitions. [2021-11-22 23:24:45,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-22 23:24:45,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:45,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:45,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:45,969 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:46,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:46,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1051 states and 1505 transitions. [2021-11-22 23:24:46,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1505 transitions. [2021-11-22 23:24:46,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-22 23:24:46,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:46,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:46,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:46,243 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:24:46,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:46,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 1054 states and 1509 transitions. [2021-11-22 23:24:46,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1509 transitions. [2021-11-22 23:24:46,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-22 23:24:46,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:46,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:46,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:46,505 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:24:46,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:46,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 1056 states and 1512 transitions. [2021-11-22 23:24:46,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1512 transitions. [2021-11-22 23:24:46,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-22 23:24:46,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:46,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:46,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:46,672 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:24:46,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:46,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 1057 states and 1513 transitions. [2021-11-22 23:24:46,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1513 transitions. [2021-11-22 23:24:46,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-22 23:24:46,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:46,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:46,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:46,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:47,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:47,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 1059 states and 1514 transitions. [2021-11-22 23:24:47,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1514 transitions. [2021-11-22 23:24:47,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:24:47,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:47,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:47,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:47,362 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-22 23:24:47,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:47,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 1061 states and 1517 transitions. [2021-11-22 23:24:47,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 1517 transitions. [2021-11-22 23:24:47,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:24:47,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:47,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:47,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:47,868 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-22 23:24:47,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:47,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1062 states and 1516 transitions. [2021-11-22 23:24:47,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 1516 transitions. [2021-11-22 23:24:47,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-22 23:24:47,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:47,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:47,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:48,089 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:24:48,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:48,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1541 states to 1065 states and 1529 transitions. [2021-11-22 23:24:48,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 1529 transitions. [2021-11-22 23:24:48,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:24:48,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:48,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:48,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:48,499 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:24:48,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:48,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 1066 states and 1530 transitions. [2021-11-22 23:24:48,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1530 transitions. [2021-11-22 23:24:48,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:24:48,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:48,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:48,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:48,821 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:24:48,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:48,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 1069 states and 1535 transitions. [2021-11-22 23:24:49,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1535 transitions. [2021-11-22 23:24:49,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:24:49,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:49,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:49,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:49,122 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:24:49,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:49,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1071 states and 1538 transitions. [2021-11-22 23:24:49,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 1538 transitions. [2021-11-22 23:24:49,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:24:49,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:49,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:49,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:49,260 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:24:49,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:49,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 1074 states and 1541 transitions. [2021-11-22 23:24:49,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1541 transitions. [2021-11-22 23:24:49,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:24:49,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:49,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:49,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:49,403 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:24:49,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:49,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 1076 states and 1544 transitions. [2021-11-22 23:24:49,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 1544 transitions. [2021-11-22 23:24:49,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-22 23:24:49,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:49,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:49,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:49,610 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-22 23:24:50,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:50,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1083 states and 1564 transitions. [2021-11-22 23:24:50,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 1564 transitions. [2021-11-22 23:24:50,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-22 23:24:50,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:50,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:50,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:50,600 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:24:50,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:50,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1084 states and 1564 transitions. [2021-11-22 23:24:50,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1564 transitions. [2021-11-22 23:24:50,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:24:50,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:50,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:50,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:50,808 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-22 23:24:51,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:51,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1595 states to 1090 states and 1583 transitions. [2021-11-22 23:24:51,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 1583 transitions. [2021-11-22 23:24:51,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:24:51,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:51,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:52,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:52,088 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-22 23:24:52,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:52,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 1098 states and 1603 transitions. [2021-11-22 23:24:52,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 1603 transitions. [2021-11-22 23:24:52,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:24:52,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:52,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:52,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:52,812 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-22 23:24:52,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:52,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 1099 states and 1603 transitions. [2021-11-22 23:24:52,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 1603 transitions. [2021-11-22 23:24:52,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:24:52,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:52,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:52,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:53,063 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-22 23:24:53,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:53,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 1100 states and 1603 transitions. [2021-11-22 23:24:53,085 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1603 transitions. [2021-11-22 23:24:53,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:24:53,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:53,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:53,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:53,244 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-22 23:24:53,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:53,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1113 states and 1621 transitions. [2021-11-22 23:24:53,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 1621 transitions. [2021-11-22 23:24:53,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:24:53,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:53,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:53,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:53,534 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:24:53,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:53,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1116 states and 1624 transitions. [2021-11-22 23:24:53,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1624 transitions. [2021-11-22 23:24:53,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:24:53,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:53,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:53,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:53,692 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:24:53,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:53,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 1118 states and 1627 transitions. [2021-11-22 23:24:53,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 1627 transitions. [2021-11-22 23:24:53,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:24:53,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:53,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:53,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:53,862 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-22 23:24:53,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:53,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 1119 states and 1628 transitions. [2021-11-22 23:24:53,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 1628 transitions. [2021-11-22 23:24:53,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-22 23:24:53,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:53,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:53,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:53,993 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-22 23:24:54,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:54,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1121 states and 1630 transitions. [2021-11-22 23:24:54,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 1630 transitions. [2021-11-22 23:24:54,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-22 23:24:54,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:54,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:54,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:54,131 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-22 23:24:54,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:54,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 1124 states and 1633 transitions. [2021-11-22 23:24:54,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1633 transitions. [2021-11-22 23:24:54,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-22 23:24:54,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:54,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:54,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:54,267 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-22 23:24:54,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:54,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 1126 states and 1636 transitions. [2021-11-22 23:24:54,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1636 transitions. [2021-11-22 23:24:54,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-22 23:24:54,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:54,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:54,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:54,512 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-22 23:24:54,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:54,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 1132 states and 1645 transitions. [2021-11-22 23:24:54,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1645 transitions. [2021-11-22 23:24:54,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-22 23:24:54,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:54,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:54,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:54,722 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-22 23:24:54,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:54,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 1134 states and 1647 transitions. [2021-11-22 23:24:54,746 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1647 transitions. [2021-11-22 23:24:54,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-22 23:24:54,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:54,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:54,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:54,928 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2021-11-22 23:24:55,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:55,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 1142 states and 1669 transitions. [2021-11-22 23:24:55,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 1669 transitions. [2021-11-22 23:24:55,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-22 23:24:55,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:55,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:55,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:56,061 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2021-11-22 23:24:56,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:56,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 1143 states and 1669 transitions. [2021-11-22 23:24:56,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 1669 transitions. [2021-11-22 23:24:56,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-22 23:24:56,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:56,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:56,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:56,198 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2021-11-22 23:24:56,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:56,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 1144 states and 1669 transitions. [2021-11-22 23:24:56,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 1669 transitions. [2021-11-22 23:24:56,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-22 23:24:56,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:56,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:56,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:56,338 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2021-11-22 23:24:56,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:56,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 1145 states and 1669 transitions. [2021-11-22 23:24:56,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1669 transitions. [2021-11-22 23:24:56,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-22 23:24:56,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:56,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:56,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:56,555 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2021-11-22 23:24:57,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:57,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1728 states to 1156 states and 1693 transitions. [2021-11-22 23:24:57,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1693 transitions. [2021-11-22 23:24:57,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-22 23:24:57,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:57,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:57,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:57,420 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2021-11-22 23:24:57,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:57,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1742 states to 1159 states and 1707 transitions. [2021-11-22 23:24:57,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1707 transitions. [2021-11-22 23:24:57,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-22 23:24:57,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:57,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:57,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:57,800 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2021-11-22 23:24:58,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:58,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1754 states to 1162 states and 1719 transitions. [2021-11-22 23:24:58,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1719 transitions. [2021-11-22 23:24:58,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-22 23:24:58,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:58,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:58,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:58,162 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-22 23:24:58,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:58,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1757 states to 1165 states and 1722 transitions. [2021-11-22 23:24:58,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1722 transitions. [2021-11-22 23:24:58,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:24:58,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:58,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:58,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:58,327 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2021-11-22 23:24:58,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:58,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 1166 states and 1723 transitions. [2021-11-22 23:24:58,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 1723 transitions. [2021-11-22 23:24:58,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:24:58,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:58,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:58,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:58,489 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2021-11-22 23:24:58,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:58,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1759 states to 1167 states and 1724 transitions. [2021-11-22 23:24:58,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1724 transitions. [2021-11-22 23:24:58,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:24:58,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:58,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:58,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:58,749 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2021-11-22 23:24:59,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:59,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 1168 states and 1725 transitions. [2021-11-22 23:24:59,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1725 transitions. [2021-11-22 23:24:59,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-22 23:24:59,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:59,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:59,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:59,159 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2021-11-22 23:24:59,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:59,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 1170 states and 1727 transitions. [2021-11-22 23:24:59,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1727 transitions. [2021-11-22 23:24:59,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-22 23:24:59,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:59,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:59,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:59,322 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2021-11-22 23:24:59,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:59,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 1181 states and 1752 transitions. [2021-11-22 23:24:59,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1752 transitions. [2021-11-22 23:24:59,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-22 23:24:59,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:59,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:59,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:59,857 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 20 proven. 4 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2021-11-22 23:25:00,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:00,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 1187 states and 1770 transitions. [2021-11-22 23:25:00,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1770 transitions. [2021-11-22 23:25:00,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-22 23:25:00,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:00,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:01,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:01,125 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2021-11-22 23:25:01,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:01,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1839 states to 1198 states and 1796 transitions. [2021-11-22 23:25:01,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1796 transitions. [2021-11-22 23:25:01,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-22 23:25:01,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:01,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:01,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:01,403 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2021-11-22 23:25:01,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:01,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1845 states to 1201 states and 1802 transitions. [2021-11-22 23:25:01,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 1802 transitions. [2021-11-22 23:25:01,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-22 23:25:01,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:01,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:01,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:01,651 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2021-11-22 23:25:01,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:01,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 1200 states and 1798 transitions. [2021-11-22 23:25:01,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1798 transitions. [2021-11-22 23:25:01,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-22 23:25:01,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:01,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:01,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:01,894 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2021-11-22 23:25:02,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:02,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 1204 states and 1806 transitions. [2021-11-22 23:25:02,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 1806 transitions. [2021-11-22 23:25:02,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-22 23:25:02,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:02,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:02,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:02,536 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2021-11-22 23:25:06,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:06,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1918 states to 1232 states and 1874 transitions. [2021-11-22 23:25:06,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 1874 transitions. [2021-11-22 23:25:06,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-22 23:25:06,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:06,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:06,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:06,184 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 20 proven. 4 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2021-11-22 23:25:08,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:08,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1952 states to 1240 states and 1896 transitions. [2021-11-22 23:25:08,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 1896 transitions. [2021-11-22 23:25:08,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-22 23:25:08,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:08,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:08,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:08,283 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2021-11-22 23:25:08,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:08,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1960 states to 1244 states and 1904 transitions. [2021-11-22 23:25:08,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 1904 transitions. [2021-11-22 23:25:08,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-22 23:25:08,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:08,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:08,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:09,076 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2021-11-22 23:25:09,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:09,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1960 states to 1245 states and 1904 transitions. [2021-11-22 23:25:09,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1904 transitions. [2021-11-22 23:25:09,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-22 23:25:09,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:09,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:09,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:09,238 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2021-11-22 23:25:12,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:12,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2005 states to 1267 states and 1949 transitions. [2021-11-22 23:25:12,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 1949 transitions. [2021-11-22 23:25:12,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-22 23:25:12,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:12,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:12,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:12,920 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2021-11-22 23:25:13,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:13,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2052 states to 1286 states and 1995 transitions. [2021-11-22 23:25:13,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 1995 transitions. [2021-11-22 23:25:13,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-22 23:25:13,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:13,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:13,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:13,574 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2021-11-22 23:25:13,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:13,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 1290 states and 2001 transitions. [2021-11-22 23:25:13,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 2001 transitions. [2021-11-22 23:25:13,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-22 23:25:13,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:13,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:13,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:13,773 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2021-11-22 23:25:13,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:13,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2060 states to 1292 states and 2003 transitions. [2021-11-22 23:25:13,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 2003 transitions. [2021-11-22 23:25:13,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-22 23:25:13,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:13,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:13,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:13,965 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2021-11-22 23:25:13,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:13,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 1294 states and 2005 transitions. [2021-11-22 23:25:13,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 2005 transitions. [2021-11-22 23:25:14,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-22 23:25:14,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:14,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:14,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:14,140 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2021-11-22 23:25:14,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:14,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2063 states to 1295 states and 2006 transitions. [2021-11-22 23:25:14,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 2006 transitions. [2021-11-22 23:25:14,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-22 23:25:14,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:14,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:14,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:14,458 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2021-11-22 23:25:14,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:14,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2069 states to 1299 states and 2012 transitions. [2021-11-22 23:25:14,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 2012 transitions. [2021-11-22 23:25:14,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-22 23:25:14,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:14,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:14,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:14,626 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2021-11-22 23:25:14,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:14,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2069 states to 1300 states and 2012 transitions. [2021-11-22 23:25:14,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 2012 transitions. [2021-11-22 23:25:14,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-22 23:25:14,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:14,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:14,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:14,782 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2021-11-22 23:25:14,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:14,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2071 states to 1302 states and 2014 transitions. [2021-11-22 23:25:14,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 2014 transitions. [2021-11-22 23:25:14,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-22 23:25:14,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:14,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:14,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:14,936 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 26 proven. 8 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2021-11-22 23:25:16,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:16,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2075 states to 1305 states and 2018 transitions. [2021-11-22 23:25:16,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 2018 transitions. [2021-11-22 23:25:16,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-22 23:25:16,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:16,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:16,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:16,317 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2021-11-22 23:25:17,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:17,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2096 states to 1312 states and 2038 transitions. [2021-11-22 23:25:17,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 2038 transitions. [2021-11-22 23:25:17,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-22 23:25:17,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:17,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:17,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:17,389 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 27 proven. 9 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2021-11-22 23:25:18,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:18,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 1317 states and 2061 transitions. [2021-11-22 23:25:18,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 2061 transitions. [2021-11-22 23:25:18,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-22 23:25:18,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:18,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:18,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:18,777 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2021-11-22 23:25:19,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:19,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2144 states to 1329 states and 2085 transitions. [2021-11-22 23:25:19,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 2085 transitions. [2021-11-22 23:25:19,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-22 23:25:19,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:19,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:20,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:20,094 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2021-11-22 23:25:21,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:21,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2148 states to 1332 states and 2089 transitions. [2021-11-22 23:25:21,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 2089 transitions. [2021-11-22 23:25:21,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-22 23:25:21,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:21,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:21,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:21,149 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 33 proven. 9 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2021-11-22 23:25:22,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:22,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2175 states to 1342 states and 2115 transitions. [2021-11-22 23:25:22,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 2115 transitions. [2021-11-22 23:25:22,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-22 23:25:22,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:22,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:22,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:22,644 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 26 proven. 8 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2021-11-22 23:25:22,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:22,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2175 states to 1343 states and 2115 transitions. [2021-11-22 23:25:22,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 2115 transitions. [2021-11-22 23:25:22,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-22 23:25:22,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:22,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:22,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:22,932 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2021-11-22 23:25:23,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:23,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2184 states to 1347 states and 2124 transitions. [2021-11-22 23:25:23,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 2124 transitions. [2021-11-22 23:25:23,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-22 23:25:23,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:23,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:23,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:23,483 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2021-11-22 23:25:23,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:23,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 1349 states and 2126 transitions. [2021-11-22 23:25:23,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 2126 transitions. [2021-11-22 23:25:23,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-22 23:25:23,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:23,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:23,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:23,991 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2021-11-22 23:25:24,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:24,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2194 states to 1354 states and 2134 transitions. [2021-11-22 23:25:24,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 2134 transitions. [2021-11-22 23:25:24,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-22 23:25:24,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:24,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:24,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:24,478 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2021-11-22 23:25:25,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:25,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 1355 states and 2135 transitions. [2021-11-22 23:25:25,116 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 2135 transitions. [2021-11-22 23:25:25,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-22 23:25:25,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:25,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:25,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:25,402 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2021-11-22 23:25:28,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:28,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2243 states to 1374 states and 2177 transitions. [2021-11-22 23:25:28,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 2177 transitions. [2021-11-22 23:25:28,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-22 23:25:28,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:28,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:28,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:28,825 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2021-11-22 23:25:29,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:29,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2267 states to 1386 states and 2201 transitions. [2021-11-22 23:25:29,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1386 states and 2201 transitions. [2021-11-22 23:25:29,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-22 23:25:29,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:29,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:29,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:29,485 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 33 proven. 9 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2021-11-22 23:25:29,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:29,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2272 states to 1390 states and 2206 transitions. [2021-11-22 23:25:29,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 2206 transitions. [2021-11-22 23:25:29,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-22 23:25:29,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:29,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:29,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:29,638 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2021-11-22 23:25:29,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:29,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2274 states to 1392 states and 2208 transitions. [2021-11-22 23:25:29,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 2208 transitions. [2021-11-22 23:25:29,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-22 23:25:29,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:29,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:29,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:29,824 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2021-11-22 23:25:30,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:30,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2280 states to 1395 states and 2214 transitions. [2021-11-22 23:25:30,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 2214 transitions. [2021-11-22 23:25:30,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-22 23:25:30,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:30,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:30,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:30,132 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2021-11-22 23:25:30,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:30,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2288 states to 1400 states and 2222 transitions. [2021-11-22 23:25:30,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 2222 transitions. [2021-11-22 23:25:30,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-22 23:25:30,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:30,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:30,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:30,310 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2021-11-22 23:25:30,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:30,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2293 states to 1404 states and 2227 transitions. [2021-11-22 23:25:30,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 2227 transitions. [2021-11-22 23:25:30,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-22 23:25:30,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:30,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:30,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:30,499 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2021-11-22 23:25:30,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:30,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2297 states to 1407 states and 2231 transitions. [2021-11-22 23:25:30,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 2231 transitions. [2021-11-22 23:25:30,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-22 23:25:30,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:30,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:30,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:30,906 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2021-11-22 23:25:31,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:31,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2293 states to 1406 states and 2227 transitions. [2021-11-22 23:25:31,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1406 states and 2227 transitions. [2021-11-22 23:25:31,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:25:31,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:31,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:31,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:31,170 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2021-11-22 23:25:31,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:31,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2299 states to 1409 states and 2233 transitions. [2021-11-22 23:25:31,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 2233 transitions. [2021-11-22 23:25:31,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:25:31,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:31,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:31,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:31,337 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2021-11-22 23:25:31,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:31,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2305 states to 1413 states and 2239 transitions. [2021-11-22 23:25:31,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 2239 transitions. [2021-11-22 23:25:31,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:25:31,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:31,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:31,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:31,513 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2021-11-22 23:25:31,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:31,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 1414 states and 2241 transitions. [2021-11-22 23:25:31,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1414 states and 2241 transitions. [2021-11-22 23:25:31,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-22 23:25:31,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:31,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:31,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:31,643 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2021-11-22 23:25:31,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:31,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2315 states to 1419 states and 2249 transitions. [2021-11-22 23:25:31,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 2249 transitions. [2021-11-22 23:25:31,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-22 23:25:31,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:31,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:31,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:31,780 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2021-11-22 23:25:31,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:31,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2324 states to 1425 states and 2258 transitions. [2021-11-22 23:25:31,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 2258 transitions. [2021-11-22 23:25:31,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-22 23:25:31,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:31,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:31,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:31,925 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2021-11-22 23:25:31,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:31,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2328 states to 1428 states and 2262 transitions. [2021-11-22 23:25:31,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 2262 transitions. [2021-11-22 23:25:31,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-22 23:25:31,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:31,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:32,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:32,087 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2021-11-22 23:25:32,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:32,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2329 states to 1429 states and 2263 transitions. [2021-11-22 23:25:32,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 2263 transitions. [2021-11-22 23:25:32,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-22 23:25:32,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:32,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:32,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:32,245 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2021-11-22 23:25:32,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:32,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2335 states to 1433 states and 2269 transitions. [2021-11-22 23:25:32,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 2269 transitions. [2021-11-22 23:25:32,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-22 23:25:32,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:32,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:32,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:32,417 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2021-11-22 23:25:32,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:32,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2336 states to 1434 states and 2270 transitions. [2021-11-22 23:25:32,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 2270 transitions. [2021-11-22 23:25:32,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-22 23:25:32,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:32,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:32,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:32,622 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2021-11-22 23:25:32,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:32,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 1435 states and 2272 transitions. [2021-11-22 23:25:32,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1435 states and 2272 transitions. [2021-11-22 23:25:32,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-22 23:25:32,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:32,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:32,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:32,916 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2021-11-22 23:25:33,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:33,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2371 states to 1445 states and 2298 transitions. [2021-11-22 23:25:33,151 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 2298 transitions. [2021-11-22 23:25:33,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-22 23:25:33,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:33,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:33,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:33,286 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2021-11-22 23:25:33,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:33,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2374 states to 1448 states and 2301 transitions. [2021-11-22 23:25:33,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 2301 transitions. [2021-11-22 23:25:33,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:25:33,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:33,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:33,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:34,000 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2021-11-22 23:25:34,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:34,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2376 states to 1450 states and 2303 transitions. [2021-11-22 23:25:34,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 2303 transitions. [2021-11-22 23:25:34,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-22 23:25:34,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:34,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:34,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:34,189 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2021-11-22 23:25:34,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:34,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2385 states to 1456 states and 2312 transitions. [2021-11-22 23:25:34,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 2312 transitions. [2021-11-22 23:25:34,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-22 23:25:34,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:34,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:34,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:34,407 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2021-11-22 23:25:34,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:34,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2386 states to 1457 states and 2313 transitions. [2021-11-22 23:25:34,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1457 states and 2313 transitions. [2021-11-22 23:25:34,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-22 23:25:34,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:34,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:34,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:34,607 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2021-11-22 23:25:34,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:34,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2391 states to 1461 states and 2318 transitions. [2021-11-22 23:25:34,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1461 states and 2318 transitions. [2021-11-22 23:25:34,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-22 23:25:34,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:34,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:34,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:34,830 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2021-11-22 23:25:34,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:34,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2416 states to 1465 states and 2343 transitions. [2021-11-22 23:25:34,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1465 states and 2343 transitions. [2021-11-22 23:25:34,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-22 23:25:34,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:34,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:35,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:35,113 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2021-11-22 23:25:35,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:35,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2418 states to 1467 states and 2345 transitions. [2021-11-22 23:25:35,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1467 states and 2345 transitions. [2021-11-22 23:25:35,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-22 23:25:35,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:35,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:35,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:35,256 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2021-11-22 23:25:35,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:35,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2420 states to 1469 states and 2347 transitions. [2021-11-22 23:25:35,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 2347 transitions. [2021-11-22 23:25:35,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:25:35,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:35,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:35,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:35,444 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2021-11-22 23:25:35,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:35,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2424 states to 1471 states and 2351 transitions. [2021-11-22 23:25:35,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 2351 transitions. [2021-11-22 23:25:35,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:25:35,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:35,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:35,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:35,642 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2021-11-22 23:25:35,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:35,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2431 states to 1475 states and 2358 transitions. [2021-11-22 23:25:35,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 2358 transitions. [2021-11-22 23:25:35,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-22 23:25:35,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:35,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:35,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:35,815 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2021-11-22 23:25:35,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:35,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2433 states to 1477 states and 2360 transitions. [2021-11-22 23:25:35,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1477 states and 2360 transitions. [2021-11-22 23:25:35,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-22 23:25:35,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:35,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:35,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:36,008 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2021-11-22 23:25:36,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:36,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2435 states to 1478 states and 2362 transitions. [2021-11-22 23:25:36,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 2362 transitions. [2021-11-22 23:25:36,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-22 23:25:36,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:36,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:36,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:36,152 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2021-11-22 23:25:36,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:36,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2439 states to 1480 states and 2366 transitions. [2021-11-22 23:25:36,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 2366 transitions. [2021-11-22 23:25:36,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-22 23:25:36,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:36,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:36,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:36,518 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2021-11-22 23:25:36,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:36,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2441 states to 1471 states and 2342 transitions. [2021-11-22 23:25:36,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 2342 transitions. [2021-11-22 23:25:36,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-22 23:25:36,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:36,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:36,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:36,811 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2021-11-22 23:25:36,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:36,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2439 states to 1471 states and 2340 transitions. [2021-11-22 23:25:36,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 2340 transitions. [2021-11-22 23:25:36,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-22 23:25:36,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:36,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:37,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:37,136 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2021-11-22 23:25:37,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:37,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2444 states to 1473 states and 2341 transitions. [2021-11-22 23:25:37,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 2341 transitions. [2021-11-22 23:25:37,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-22 23:25:37,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:37,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:37,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:37,436 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2021-11-22 23:25:37,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:37,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2442 states to 1473 states and 2339 transitions. [2021-11-22 23:25:37,597 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 2339 transitions. [2021-11-22 23:25:37,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-22 23:25:37,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:37,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:37,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:37,938 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2021-11-22 23:25:38,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:38,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2440 states to 1473 states and 2337 transitions. [2021-11-22 23:25:38,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 2337 transitions. [2021-11-22 23:25:38,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-22 23:25:38,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:38,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:38,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:38,373 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2021-11-22 23:25:38,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:38,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2438 states to 1473 states and 2335 transitions. [2021-11-22 23:25:38,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 2335 transitions. [2021-11-22 23:25:38,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-22 23:25:38,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:38,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:38,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:38,656 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2021-11-22 23:25:38,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:38,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2439 states to 1474 states and 2336 transitions. [2021-11-22 23:25:38,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1474 states and 2336 transitions. [2021-11-22 23:25:38,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-22 23:25:38,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:38,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:38,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:38,818 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2021-11-22 23:25:38,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:38,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2443 states to 1476 states and 2340 transitions. [2021-11-22 23:25:38,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1476 states and 2340 transitions. [2021-11-22 23:25:38,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-22 23:25:38,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:38,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:38,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:39,082 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2021-11-22 23:25:39,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:39,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2441 states to 1476 states and 2338 transitions. [2021-11-22 23:25:39,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1476 states and 2338 transitions. [2021-11-22 23:25:39,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-11-22 23:25:39,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:39,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:39,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:39,359 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 326 trivial. 0 not checked. [2021-11-22 23:25:39,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:39,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2476 states to 1495 states and 2373 transitions. [2021-11-22 23:25:39,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 2373 transitions. [2021-11-22 23:25:39,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-22 23:25:39,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:39,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:39,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:39,690 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 322 trivial. 0 not checked. [2021-11-22 23:25:43,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:43,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2541 states to 1521 states and 2426 transitions. [2021-11-22 23:25:43,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 2426 transitions. [2021-11-22 23:25:43,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-22 23:25:43,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:43,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:43,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:43,961 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 326 trivial. 0 not checked. [2021-11-22 23:25:43,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:43,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2542 states to 1522 states and 2427 transitions. [2021-11-22 23:25:43,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 2427 transitions. [2021-11-22 23:25:44,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-22 23:25:44,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:44,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:44,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:44,128 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2021-11-22 23:25:44,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:44,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2542 states to 1523 states and 2427 transitions. [2021-11-22 23:25:44,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 2427 transitions. [2021-11-22 23:25:44,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-22 23:25:44,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:44,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:44,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:44,286 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 33 proven. 6 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2021-11-22 23:25:44,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:44,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 1535 states and 2448 transitions. [2021-11-22 23:25:44,353 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 2448 transitions. [2021-11-22 23:25:44,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-22 23:25:44,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:44,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:44,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:44,575 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 326 trivial. 0 not checked. [2021-11-22 23:25:44,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:44,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2564 states to 1536 states and 2449 transitions. [2021-11-22 23:25:44,597 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 2449 transitions. [2021-11-22 23:25:44,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-11-22 23:25:44,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:44,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:44,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:44,725 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2021-11-22 23:25:45,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:45,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2599 states to 1555 states and 2484 transitions. [2021-11-22 23:25:45,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 2484 transitions. [2021-11-22 23:25:45,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-22 23:25:45,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:45,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:45,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:45,181 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2021-11-22 23:25:45,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:45,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2620 states to 1567 states and 2505 transitions. [2021-11-22 23:25:45,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1567 states and 2505 transitions. [2021-11-22 23:25:45,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-11-22 23:25:45,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:45,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:45,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:45,372 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 326 trivial. 0 not checked. [2021-11-22 23:25:45,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:45,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2621 states to 1568 states and 2506 transitions. [2021-11-22 23:25:45,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 2506 transitions. [2021-11-22 23:25:45,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-11-22 23:25:45,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:45,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:45,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:45,529 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2021-11-22 23:25:45,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:45,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2622 states to 1569 states and 2507 transitions. [2021-11-22 23:25:45,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1569 states and 2507 transitions. [2021-11-22 23:25:45,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-22 23:25:45,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:45,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:45,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:45,653 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 33 proven. 6 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2021-11-22 23:25:45,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:45,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2643 states to 1581 states and 2528 transitions. [2021-11-22 23:25:45,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1581 states and 2528 transitions. [2021-11-22 23:25:45,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-11-22 23:25:45,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:45,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:45,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:45,846 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2021-11-22 23:25:45,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:45,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 1582 states and 2529 transitions. [2021-11-22 23:25:45,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 2529 transitions. [2021-11-22 23:25:45,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-22 23:25:45,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:45,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:45,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:46,001 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2021-11-22 23:25:46,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:46,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2649 states to 1585 states and 2534 transitions. [2021-11-22 23:25:46,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states and 2534 transitions. [2021-11-22 23:25:46,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-22 23:25:46,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:46,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:46,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:46,157 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2021-11-22 23:25:46,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:46,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 1587 states and 2537 transitions. [2021-11-22 23:25:46,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 2537 transitions. [2021-11-22 23:25:46,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-11-22 23:25:46,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:46,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:46,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:46,292 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2021-11-22 23:25:47,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:47,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2678 states to 1601 states and 2563 transitions. [2021-11-22 23:25:47,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 2563 transitions. [2021-11-22 23:25:47,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-11-22 23:25:47,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:47,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:47,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:47,733 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2021-11-22 23:25:47,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:47,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2679 states to 1602 states and 2564 transitions. [2021-11-22 23:25:47,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1602 states and 2564 transitions. [2021-11-22 23:25:47,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-11-22 23:25:47,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:47,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:47,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:48,038 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 326 trivial. 0 not checked. [2021-11-22 23:25:48,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:48,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2675 states to 1601 states and 2560 transitions. [2021-11-22 23:25:48,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 2560 transitions. [2021-11-22 23:25:48,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-22 23:25:48,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:48,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:48,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:48,321 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2021-11-22 23:25:48,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:48,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2696 states to 1613 states and 2581 transitions. [2021-11-22 23:25:48,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1613 states and 2581 transitions. [2021-11-22 23:25:48,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-22 23:25:48,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:48,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:48,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:48,632 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2021-11-22 23:25:48,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:48,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2703 states to 1617 states and 2588 transitions. [2021-11-22 23:25:48,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1617 states and 2588 transitions. [2021-11-22 23:25:48,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-11-22 23:25:48,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:48,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:48,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:48,768 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 326 trivial. 0 not checked. [2021-11-22 23:25:49,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:49,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2709 states to 1621 states and 2594 transitions. [2021-11-22 23:25:49,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1621 states and 2594 transitions. [2021-11-22 23:25:49,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-22 23:25:49,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:49,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:49,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:50,929 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2021-11-22 23:25:53,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:53,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2729 states to 1629 states and 2614 transitions. [2021-11-22 23:25:53,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1629 states and 2614 transitions. [2021-11-22 23:25:53,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-22 23:25:53,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:53,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:53,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:53,542 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2021-11-22 23:25:54,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:54,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2741 states to 1637 states and 2626 transitions. [2021-11-22 23:25:54,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1637 states and 2626 transitions. [2021-11-22 23:25:54,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-22 23:25:54,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:54,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:54,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:54,317 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2021-11-22 23:25:54,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:54,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2748 states to 1641 states and 2633 transitions. [2021-11-22 23:25:54,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1641 states and 2633 transitions. [2021-11-22 23:25:54,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-22 23:25:54,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:54,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:54,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:54,547 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2021-11-22 23:25:54,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:54,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2753 states to 1644 states and 2638 transitions. [2021-11-22 23:25:54,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1644 states and 2638 transitions. [2021-11-22 23:25:54,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-22 23:25:54,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:54,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:54,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:54,764 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2021-11-22 23:25:54,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:54,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2760 states to 1648 states and 2645 transitions. [2021-11-22 23:25:54,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 2645 transitions. [2021-11-22 23:25:54,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-11-22 23:25:54,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:54,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:54,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:54,958 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2021-11-22 23:25:54,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:54,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2766 states to 1651 states and 2651 transitions. [2021-11-22 23:25:54,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1651 states and 2651 transitions. [2021-11-22 23:25:54,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2021-11-22 23:25:54,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:54,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:55,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:55,159 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2021-11-22 23:25:55,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:55,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2772 states to 1655 states and 2657 transitions. [2021-11-22 23:25:55,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 2657 transitions. [2021-11-22 23:25:55,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2021-11-22 23:25:55,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:55,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:55,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:55,360 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2021-11-22 23:25:55,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:55,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2772 states to 1656 states and 2657 transitions. [2021-11-22 23:25:55,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states and 2657 transitions. [2021-11-22 23:25:55,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-22 23:25:55,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:55,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:55,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:55,755 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 313 trivial. 0 not checked. [2021-11-22 23:25:56,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:56,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2783 states to 1664 states and 2668 transitions. [2021-11-22 23:25:56,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1664 states and 2668 transitions. [2021-11-22 23:25:56,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-22 23:25:56,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:56,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:56,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:56,191 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2021-11-22 23:25:56,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:56,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2784 states to 1666 states and 2669 transitions. [2021-11-22 23:25:56,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 2669 transitions. [2021-11-22 23:25:56,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-11-22 23:25:56,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:56,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:56,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:56,419 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 326 trivial. 0 not checked. [2021-11-22 23:25:56,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:56,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2789 states to 1670 states and 2674 transitions. [2021-11-22 23:25:56,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1670 states and 2674 transitions. [2021-11-22 23:25:56,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-22 23:25:56,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:56,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:56,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:56,609 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2021-11-22 23:25:57,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:57,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2792 states to 1672 states and 2677 transitions. [2021-11-22 23:25:57,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 2677 transitions. [2021-11-22 23:25:57,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-22 23:25:57,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:57,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:57,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:57,212 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2021-11-22 23:25:57,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:57,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2793 states to 1673 states and 2678 transitions. [2021-11-22 23:25:57,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 2678 transitions. [2021-11-22 23:25:57,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-22 23:25:57,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:57,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:57,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:57,578 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2021-11-22 23:25:57,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:57,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2800 states to 1676 states and 2685 transitions. [2021-11-22 23:25:57,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1676 states and 2685 transitions. [2021-11-22 23:25:57,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-11-22 23:25:57,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:57,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:57,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:57,717 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2021-11-22 23:25:57,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:57,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2804 states to 1679 states and 2689 transitions. [2021-11-22 23:25:57,744 INFO L276 IsEmpty]: Start isEmpty. Operand 1679 states and 2689 transitions. [2021-11-22 23:25:57,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-11-22 23:25:57,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:57,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:57,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:58,377 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 36 proven. 4 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2021-11-22 23:26:00,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:00,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2828 states to 1691 states and 2713 transitions. [2021-11-22 23:26:00,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 2713 transitions. [2021-11-22 23:26:00,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-11-22 23:26:00,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:00,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:00,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:01,047 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2021-11-22 23:26:01,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:01,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2829 states to 1693 states and 2714 transitions. [2021-11-22 23:26:01,080 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 2714 transitions. [2021-11-22 23:26:01,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-11-22 23:26:01,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:01,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:01,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:01,203 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2021-11-22 23:26:01,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:01,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2831 states to 1695 states and 2716 transitions. [2021-11-22 23:26:01,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 2716 transitions. [2021-11-22 23:26:01,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2021-11-22 23:26:01,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:01,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:01,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:02,590 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-11-22 23:26:03,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:03,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2839 states to 1699 states and 2721 transitions. [2021-11-22 23:26:03,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 2721 transitions. [2021-11-22 23:26:03,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-11-22 23:26:03,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:03,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:03,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:04,010 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 16 proven. 1 refuted. 0 times theorem prover too weak. 333 trivial. 0 not checked. [2021-11-22 23:26:04,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:04,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2840 states to 1700 states and 2722 transitions. [2021-11-22 23:26:04,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 2722 transitions. [2021-11-22 23:26:04,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-11-22 23:26:04,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:04,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:04,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:04,889 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 395 trivial. 0 not checked. [2021-11-22 23:26:04,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:04,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2846 states to 1704 states and 2728 transitions. [2021-11-22 23:26:04,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 2728 transitions. [2021-11-22 23:26:04,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-22 23:26:04,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:04,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:05,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:05,098 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 395 trivial. 0 not checked. [2021-11-22 23:26:05,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:05,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2848 states to 1705 states and 2730 transitions. [2021-11-22 23:26:05,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 2730 transitions. [2021-11-22 23:26:05,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-22 23:26:05,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:05,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:05,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:05,298 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2021-11-22 23:26:06,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:06,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2852 states to 1708 states and 2734 transitions. [2021-11-22 23:26:06,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1708 states and 2734 transitions. [2021-11-22 23:26:06,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-11-22 23:26:06,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:06,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:06,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:06,827 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-11-22 23:26:07,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:07,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2854 states to 1709 states and 2736 transitions. [2021-11-22 23:26:07,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1709 states and 2736 transitions. [2021-11-22 23:26:07,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-11-22 23:26:07,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:07,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:08,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:08,119 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-11-22 23:26:10,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:10,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2880 states to 1723 states and 2762 transitions. [2021-11-22 23:26:10,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1723 states and 2762 transitions. [2021-11-22 23:26:10,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-22 23:26:10,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:10,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:11,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:11,935 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-11-22 23:26:12,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:12,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2881 states to 1724 states and 2763 transitions. [2021-11-22 23:26:12,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 2763 transitions. [2021-11-22 23:26:12,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-22 23:26:12,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:12,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:13,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:13,091 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 447 trivial. 0 not checked. [2021-11-22 23:26:13,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:13,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2882 states to 1725 states and 2764 transitions. [2021-11-22 23:26:13,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1725 states and 2764 transitions. [2021-11-22 23:26:13,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-11-22 23:26:13,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:13,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:13,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:13,357 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 36 proven. 4 refuted. 0 times theorem prover too weak. 446 trivial. 0 not checked. [2021-11-22 23:26:13,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:13,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2888 states to 1728 states and 2770 transitions. [2021-11-22 23:26:13,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1728 states and 2770 transitions. [2021-11-22 23:26:13,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-11-22 23:26:13,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:13,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:13,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:14,710 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-11-22 23:26:16,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:16,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2889 states to 1729 states and 2771 transitions. [2021-11-22 23:26:16,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 2771 transitions. [2021-11-22 23:26:16,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-11-22 23:26:16,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:16,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:16,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:16,715 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2021-11-22 23:26:18,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:18,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2890 states to 1731 states and 2772 transitions. [2021-11-22 23:26:18,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 2772 transitions. [2021-11-22 23:26:18,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-11-22 23:26:18,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:18,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:18,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:19,315 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2021-11-22 23:26:21,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:21,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2907 states to 1735 states and 2789 transitions. [2021-11-22 23:26:21,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 2789 transitions. [2021-11-22 23:26:21,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-11-22 23:26:21,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:21,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:24,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:26:24,517 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 23:26:29,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:26:39,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-22 23:26:39,846 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-22 23:26:39,850 INFO L158 Benchmark]: Toolchain (without parser) took 134433.58ms. Allocated memory was 115.3MB in the beginning and 2.3GB in the end (delta: 2.2GB). Free memory was 86.9MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 900.5MB. Max. memory is 16.1GB. [2021-11-22 23:26:39,850 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 90.2MB. Free memory is still 70.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:26:39,850 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5034.47ms. Allocated memory was 115.3MB in the beginning and 249.6MB in the end (delta: 134.2MB). Free memory was 86.7MB in the beginning and 168.4MB in the end (delta: -81.7MB). Peak memory consumption was 134.0MB. Max. memory is 16.1GB. [2021-11-22 23:26:39,851 INFO L158 Benchmark]: Boogie Procedure Inliner took 334.02ms. Allocated memory is still 249.6MB. Free memory was 168.4MB in the beginning and 141.2MB in the end (delta: 27.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-11-22 23:26:39,851 INFO L158 Benchmark]: Boogie Preprocessor took 297.80ms. Allocated memory is still 249.6MB. Free memory was 141.2MB in the beginning and 115.0MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-22 23:26:39,852 INFO L158 Benchmark]: RCFGBuilder took 9518.43ms. Allocated memory was 249.6MB in the beginning and 725.6MB in the end (delta: 476.1MB). Free memory was 115.0MB in the beginning and 362.3MB in the end (delta: -247.3MB). Peak memory consumption was 308.7MB. Max. memory is 16.1GB. [2021-11-22 23:26:39,852 INFO L158 Benchmark]: CodeCheck took 119241.81ms. Allocated memory was 725.6MB in the beginning and 2.3GB in the end (delta: 1.6GB). Free memory was 362.3MB in the beginning and 1.4GB in the end (delta: -999.7MB). Peak memory consumption was 564.8MB. Max. memory is 16.1GB. [2021-11-22 23:26:39,854 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 90.2MB. Free memory is still 70.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5034.47ms. Allocated memory was 115.3MB in the beginning and 249.6MB in the end (delta: 134.2MB). Free memory was 86.7MB in the beginning and 168.4MB in the end (delta: -81.7MB). Peak memory consumption was 134.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 334.02ms. Allocated memory is still 249.6MB. Free memory was 168.4MB in the beginning and 141.2MB in the end (delta: 27.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 297.80ms. Allocated memory is still 249.6MB. Free memory was 141.2MB in the beginning and 115.0MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * RCFGBuilder took 9518.43ms. Allocated memory was 249.6MB in the beginning and 725.6MB in the end (delta: 476.1MB). Free memory was 115.0MB in the beginning and 362.3MB in the end (delta: -247.3MB). Peak memory consumption was 308.7MB. Max. memory is 16.1GB. * CodeCheck took 119241.81ms. Allocated memory was 725.6MB in the beginning and 2.3GB in the end (delta: 1.6GB). Free memory was 362.3MB in the beginning and 1.4GB in the end (delta: -999.7MB). Peak memory consumption was 564.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:26:39,906 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b15e67-32dd-4cbf-811d-4ca46d304033/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b15e67-32dd-4cbf-811d-4ca46d304033/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b15e67-32dd-4cbf-811d-4ca46d304033/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_d4b15e67-32dd-4cbf-811d-4ca46d304033/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b15e67-32dd-4cbf-811d-4ca46d304033/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--xen-netback--xen-netback.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b15e67-32dd-4cbf-811d-4ca46d304033/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b15e67-32dd-4cbf-811d-4ca46d304033/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 64bit --witnessprinter.graph.data.programhash f816b5cf025191130f4fa3c768ff88e2f73399115a7a3b9220171373d5eeca46 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:26:42,291 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:26:42,293 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:26:42,339 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:26:42,340 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:26:42,344 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:26:42,346 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:26:42,350 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:26:42,354 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:26:42,359 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:26:42,363 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:26:42,365 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:26:42,365 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:26:42,368 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:26:42,370 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:26:42,375 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:26:42,376 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:26:42,377 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:26:42,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:26:42,387 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:26:42,389 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:26:42,391 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:26:42,393 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:26:42,395 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:26:42,404 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:26:42,404 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:26:42,405 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:26:42,407 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:26:42,408 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:26:42,409 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:26:42,410 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:26:42,411 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:26:42,413 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:26:42,414 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:26:42,415 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:26:42,415 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:26:42,416 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:26:42,417 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:26:42,417 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:26:42,419 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:26:42,420 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:26:42,425 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b15e67-32dd-4cbf-811d-4ca46d304033/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-22 23:26:42,471 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:26:42,472 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:26:42,473 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:26:42,473 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:26:42,475 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:26:42,475 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:26:42,476 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:26:42,476 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:26:42,476 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:26:42,476 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:26:42,478 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:26:42,478 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-22 23:26:42,478 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-22 23:26:42,478 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-22 23:26:42,479 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:26:42,479 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:26:42,479 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:26:42,480 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:26:42,480 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:26:42,480 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:26:42,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:26:42,481 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:26:42,481 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:26:42,481 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:26:42,482 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-22 23:26:42,482 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-22 23:26:42,482 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:26:42,483 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-22 23:26:42,483 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-22 23:26:42,483 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b15e67-32dd-4cbf-811d-4ca46d304033/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b15e67-32dd-4cbf-811d-4ca46d304033/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f816b5cf025191130f4fa3c768ff88e2f73399115a7a3b9220171373d5eeca46 [2021-11-22 23:26:42,890 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:26:42,918 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:26:42,921 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:26:42,923 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:26:42,924 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:26:42,926 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b15e67-32dd-4cbf-811d-4ca46d304033/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--xen-netback--xen-netback.ko-entry_point.cil.out.i [2021-11-22 23:26:42,990 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b15e67-32dd-4cbf-811d-4ca46d304033/bin/ukojak-LBtLqBUTdQ/data/0e05353f6/17a4ea611134417ab8bb5ec7ce076c57/FLAGde6ac0ce5 [2021-11-22 23:26:44,017 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:26:44,018 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b15e67-32dd-4cbf-811d-4ca46d304033/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--xen-netback--xen-netback.ko-entry_point.cil.out.i [2021-11-22 23:26:44,082 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b15e67-32dd-4cbf-811d-4ca46d304033/bin/ukojak-LBtLqBUTdQ/data/0e05353f6/17a4ea611134417ab8bb5ec7ce076c57/FLAGde6ac0ce5 [2021-11-22 23:26:44,344 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b15e67-32dd-4cbf-811d-4ca46d304033/bin/ukojak-LBtLqBUTdQ/data/0e05353f6/17a4ea611134417ab8bb5ec7ce076c57 [2021-11-22 23:26:44,346 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:26:44,347 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:26:44,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:26:44,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:26:44,352 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:26:44,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:26:44" (1/1) ... [2021-11-22 23:26:44,354 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59d1341 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:26:44, skipping insertion in model container [2021-11-22 23:26:44,354 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:26:44" (1/1) ... [2021-11-22 23:26:44,361 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:26:44,567 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:26:48,012 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_d4b15e67-32dd-4cbf-811d-4ca46d304033/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--xen-netback--xen-netback.ko-entry_point.cil.out.i[397231,397244] [2021-11-22 23:26:48,083 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:26:48,180 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-22 23:26:48,378 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:26:48,883 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_d4b15e67-32dd-4cbf-811d-4ca46d304033/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--xen-netback--xen-netback.ko-entry_point.cil.out.i[397231,397244] [2021-11-22 23:26:48,896 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:26:48,928 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:26:49,943 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_d4b15e67-32dd-4cbf-811d-4ca46d304033/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--xen-netback--xen-netback.ko-entry_point.cil.out.i[397231,397244] [2021-11-22 23:26:49,956 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:26:50,225 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:26:50,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:26:50 WrapperNode [2021-11-22 23:26:50,225 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:26:50,227 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:26:50,227 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:26:50,227 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:26:50,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:26:50" (1/1) ... [2021-11-22 23:26:50,362 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:26:50" (1/1) ... [2021-11-22 23:26:50,524 INFO L137 Inliner]: procedures = 440, calls = 3455, calls flagged for inlining = 207, calls inlined = 116, statements flattened = 4357 [2021-11-22 23:26:50,524 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:26:50,525 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:26:50,525 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:26:50,526 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:26:50,535 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:26:50" (1/1) ... [2021-11-22 23:26:50,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:26:50" (1/1) ... [2021-11-22 23:26:50,556 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:26:50" (1/1) ... [2021-11-22 23:26:50,557 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:26:50" (1/1) ... [2021-11-22 23:26:50,739 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:26:50" (1/1) ... [2021-11-22 23:26:50,772 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:26:50" (1/1) ... [2021-11-22 23:26:50,804 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:26:50" (1/1) ... [2021-11-22 23:26:50,839 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:26:50,841 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:26:50,844 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:26:50,845 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:26:50,846 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:26:50" (1/1) ... [2021-11-22 23:26:50,853 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:26:50,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b15e67-32dd-4cbf-811d-4ca46d304033/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:26:50,878 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b15e67-32dd-4cbf-811d-4ca46d304033/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:26:50,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b15e67-32dd-4cbf-811d-4ca46d304033/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:26:50,931 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-11-22 23:26:50,931 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2021-11-22 23:26:50,932 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2021-11-22 23:26:50,932 INFO L130 BoogieDeclarations]: Found specification of procedure backend_switch_state [2021-11-22 23:26:50,932 INFO L138 BoogieDeclarations]: Found implementation of procedure backend_switch_state [2021-11-22 23:26:50,932 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2021-11-22 23:26:50,932 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2021-11-22 23:26:50,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-22 23:26:50,932 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-22 23:26:50,933 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_hotplug_status_watch [2021-11-22 23:26:50,933 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_hotplug_status_watch [2021-11-22 23:26:50,933 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2021-11-22 23:26:50,933 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2021-11-22 23:26:50,933 INFO L130 BoogieDeclarations]: Found specification of procedure xenvif_unmap_frontend_rings [2021-11-22 23:26:50,933 INFO L138 BoogieDeclarations]: Found implementation of procedure xenvif_unmap_frontend_rings [2021-11-22 23:26:50,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-22 23:26:50,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-22 23:26:50,934 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_xenbus_watch [2021-11-22 23:26:50,934 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_xenbus_watch [2021-11-22 23:26:50,934 INFO L130 BoogieDeclarations]: Found specification of procedure xenvif_kick_thread [2021-11-22 23:26:50,934 INFO L138 BoogieDeclarations]: Found implementation of procedure xenvif_kick_thread [2021-11-22 23:26:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-22 23:26:50,935 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-22 23:26:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_map_ring_valloc [2021-11-22 23:26:50,935 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_map_ring_valloc [2021-11-22 23:26:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-22 23:26:50,935 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-22 23:26:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure xen_net_read_rate [2021-11-22 23:26:50,936 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_net_read_rate [2021-11-22 23:26:50,936 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2021-11-22 23:26:50,936 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2021-11-22 23:26:50,936 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-22 23:26:50,936 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-22 23:26:50,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-22 23:26:50,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-22 23:26:50,937 INFO L130 BoogieDeclarations]: Found specification of procedure netback_uevent [2021-11-22 23:26:50,937 INFO L138 BoogieDeclarations]: Found implementation of procedure netback_uevent [2021-11-22 23:26:50,938 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-22 23:26:50,938 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-22 23:26:50,938 INFO L130 BoogieDeclarations]: Found specification of procedure xenvif_carrier_off [2021-11-22 23:26:50,938 INFO L138 BoogieDeclarations]: Found implementation of procedure xenvif_carrier_off [2021-11-22 23:26:50,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:26:50,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-22 23:26:50,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-22 23:26:50,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-22 23:26:50,939 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2021-11-22 23:26:50,939 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2021-11-22 23:26:50,939 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-22 23:26:50,940 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-22 23:26:50,940 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-22 23:26:50,940 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-22 23:26:50,940 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2021-11-22 23:26:50,941 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2021-11-22 23:26:50,941 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-22 23:26:50,941 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-22 23:26:50,942 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-22 23:26:50,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-22 23:26:50,942 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_switch_state [2021-11-22 23:26:50,943 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_switch_state [2021-11-22 23:26:50,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-22 23:26:50,943 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-22 23:26:50,943 INFO L130 BoogieDeclarations]: Found specification of procedure xenvif_deinit_queue [2021-11-22 23:26:50,943 INFO L138 BoogieDeclarations]: Found implementation of procedure xenvif_deinit_queue [2021-11-22 23:26:50,944 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2021-11-22 23:26:50,944 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2021-11-22 23:26:50,944 INFO L130 BoogieDeclarations]: Found specification of procedure xenvif_to_xenbus_device [2021-11-22 23:26:50,944 INFO L138 BoogieDeclarations]: Found implementation of procedure xenvif_to_xenbus_device [2021-11-22 23:26:50,945 INFO L130 BoogieDeclarations]: Found specification of procedure xen_unregister_watchers [2021-11-22 23:26:50,945 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_unregister_watchers [2021-11-22 23:26:50,945 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-11-22 23:26:50,946 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-11-22 23:26:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-22 23:26:50,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-22 23:26:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure frontend_changed [2021-11-22 23:26:50,946 INFO L138 BoogieDeclarations]: Found implementation of procedure frontend_changed [2021-11-22 23:26:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 23:26:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure set_backend_state [2021-11-22 23:26:50,947 INFO L138 BoogieDeclarations]: Found implementation of procedure set_backend_state [2021-11-22 23:26:50,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:26:50,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-22 23:26:50,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-22 23:26:50,947 INFO L130 BoogieDeclarations]: Found specification of procedure xenvif_write_io_ring [2021-11-22 23:26:50,947 INFO L138 BoogieDeclarations]: Found implementation of procedure xenvif_write_io_ring [2021-11-22 23:26:50,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-22 23:26:50,948 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2021-11-22 23:26:50,948 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2021-11-22 23:26:50,948 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2021-11-22 23:26:50,948 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2021-11-22 23:26:50,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-22 23:26:50,949 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_strstate [2021-11-22 23:26:50,949 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_strstate [2021-11-22 23:26:50,949 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-22 23:26:50,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-22 23:26:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-22 23:26:50,950 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-22 23:26:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-22 23:26:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:26:50,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:26:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-22 23:26:50,952 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-22 23:26:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-22 23:26:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-22 23:26:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-22 23:26:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-22 23:26:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-22 23:26:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-22 23:26:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure xenvif_disconnect [2021-11-22 23:26:50,953 INFO L138 BoogieDeclarations]: Found implementation of procedure xenvif_disconnect [2021-11-22 23:26:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-22 23:26:50,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-22 23:26:50,954 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-11-22 23:26:50,954 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-11-22 23:26:50,954 INFO L130 BoogieDeclarations]: Found specification of procedure xenvif_down [2021-11-22 23:26:50,954 INFO L138 BoogieDeclarations]: Found implementation of procedure xenvif_down [2021-11-22 23:26:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-22 23:26:50,955 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-22 23:26:50,956 INFO L130 BoogieDeclarations]: Found specification of procedure bind_interdomain_evtchn_to_irqhandler [2021-11-22 23:26:50,958 INFO L138 BoogieDeclarations]: Found implementation of procedure bind_interdomain_evtchn_to_irqhandler [2021-11-22 23:26:50,959 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_uevent [2021-11-22 23:26:50,959 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_uevent [2021-11-22 23:26:50,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2021-11-22 23:26:50,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2021-11-22 23:26:50,961 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2021-11-22 23:26:50,961 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2021-11-22 23:26:50,961 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-11-22 23:26:50,962 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-11-22 23:26:50,968 INFO L130 BoogieDeclarations]: Found specification of procedure xenvif_fix_features [2021-11-22 23:26:50,969 INFO L138 BoogieDeclarations]: Found implementation of procedure xenvif_fix_features [2021-11-22 23:26:50,969 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_transaction_end [2021-11-22 23:26:50,969 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_transaction_end [2021-11-22 23:26:50,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-22 23:26:50,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-22 23:26:50,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-22 23:26:50,969 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-22 23:26:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-22 23:26:50,970 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-22 23:26:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2021-11-22 23:26:50,970 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2021-11-22 23:26:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-11-22 23:26:50,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-11-22 23:26:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure xenvif_up [2021-11-22 23:26:50,970 INFO L138 BoogieDeclarations]: Found implementation of procedure xenvif_up [2021-11-22 23:26:50,971 INFO L130 BoogieDeclarations]: Found specification of procedure get_jiffies_64 [2021-11-22 23:26:50,971 INFO L138 BoogieDeclarations]: Found implementation of procedure get_jiffies_64 [2021-11-22 23:26:50,971 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-22 23:26:50,971 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-22 23:26:50,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:26:50,971 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-22 23:26:50,971 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-22 23:26:50,972 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_unmap_ring_vfree [2021-11-22 23:26:50,972 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_unmap_ring_vfree [2021-11-22 23:26:50,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-22 23:26:50,972 INFO L130 BoogieDeclarations]: Found specification of procedure xenvif_change_mtu [2021-11-22 23:26:50,972 INFO L138 BoogieDeclarations]: Found implementation of procedure xenvif_change_mtu [2021-11-22 23:26:50,972 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_tail [2021-11-22 23:26:50,972 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_tail [2021-11-22 23:26:50,973 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_read [2021-11-22 23:26:50,973 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_read [2021-11-22 23:26:50,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-22 23:26:50,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-22 23:26:50,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-22 23:26:50,973 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-11-22 23:26:50,973 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-11-22 23:26:50,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-22 23:26:50,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-22 23:26:50,974 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-22 23:26:50,974 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-22 23:26:50,974 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-22 23:26:50,974 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-22 23:26:50,974 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-22 23:26:50,975 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-22 23:26:50,975 INFO L130 BoogieDeclarations]: Found specification of procedure unbind_from_irqhandler [2021-11-22 23:26:50,975 INFO L138 BoogieDeclarations]: Found implementation of procedure unbind_from_irqhandler [2021-11-22 23:26:50,975 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-22 23:26:50,975 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-22 23:26:50,976 INFO L130 BoogieDeclarations]: Found specification of procedure netback_remove [2021-11-22 23:26:50,976 INFO L138 BoogieDeclarations]: Found implementation of procedure netback_remove [2021-11-22 23:26:50,976 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-22 23:26:50,976 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-22 23:26:50,976 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-22 23:26:50,976 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-22 23:26:50,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-22 23:26:50,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-22 23:26:50,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-22 23:26:50,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-22 23:26:50,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-22 23:26:50,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-22 23:26:50,977 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2021-11-22 23:26:50,977 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2021-11-22 23:26:50,977 INFO L130 BoogieDeclarations]: Found specification of procedure xenvif_napi_schedule_or_enable_events [2021-11-22 23:26:50,978 INFO L138 BoogieDeclarations]: Found implementation of procedure xenvif_napi_schedule_or_enable_events [2021-11-22 23:26:50,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-22 23:26:50,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-22 23:26:50,978 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-11-22 23:26:50,978 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-11-22 23:26:50,978 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-11-22 23:26:50,978 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-11-22 23:26:50,978 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-22 23:26:50,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-22 23:26:50,979 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-22 23:26:50,979 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-22 23:26:50,979 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-11-22 23:26:50,979 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-11-22 23:26:50,979 INFO L130 BoogieDeclarations]: Found specification of procedure xenvif_get_stats [2021-11-22 23:26:50,979 INFO L138 BoogieDeclarations]: Found implementation of procedure xenvif_get_stats [2021-11-22 23:26:51,741 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:26:51,745 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:26:52,868 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-22 23:28:33,483 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:28:34,389 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:28:34,389 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-22 23:28:34,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:28:34 BoogieIcfgContainer [2021-11-22 23:28:34,395 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:28:34,396 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:28:34,396 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:28:34,405 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:28:34,405 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:28:34" (1/1) ... [2021-11-22 23:28:34,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:28:34,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:34,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 1004 states and 1404 transitions. [2021-11-22 23:28:34,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1404 transitions. [2021-11-22 23:28:34,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:28:34,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:34,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:34,566 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-22 23:28:34,571 INFO L158 Benchmark]: Toolchain (without parser) took 110222.88ms. Allocated memory was 58.7MB in the beginning and 375.4MB in the end (delta: 316.7MB). Free memory was 30.8MB in the beginning and 81.4MB in the end (delta: -50.6MB). Peak memory consumption was 265.5MB. Max. memory is 16.1GB. [2021-11-22 23:28:34,572 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 58.7MB. Free memory is still 39.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:28:34,572 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5877.08ms. Allocated memory was 58.7MB in the beginning and 375.4MB in the end (delta: 316.7MB). Free memory was 30.7MB in the beginning and 182.0MB in the end (delta: -151.3MB). Peak memory consumption was 175.6MB. Max. memory is 16.1GB. [2021-11-22 23:28:34,573 INFO L158 Benchmark]: Boogie Procedure Inliner took 298.00ms. Allocated memory is still 375.4MB. Free memory was 182.0MB in the beginning and 156.9MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-22 23:28:34,574 INFO L158 Benchmark]: Boogie Preprocessor took 314.46ms. Allocated memory is still 375.4MB. Free memory was 156.9MB in the beginning and 261.1MB in the end (delta: -104.2MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2021-11-22 23:28:34,574 INFO L158 Benchmark]: RCFGBuilder took 103554.15ms. Allocated memory is still 375.4MB. Free memory was 261.1MB in the beginning and 91.9MB in the end (delta: 169.2MB). Peak memory consumption was 223.0MB. Max. memory is 16.1GB. [2021-11-22 23:28:34,575 INFO L158 Benchmark]: CodeCheck took 174.05ms. Allocated memory is still 375.4MB. Free memory was 91.9MB in the beginning and 81.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-22 23:28:34,577 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 58.7MB. Free memory is still 39.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5877.08ms. Allocated memory was 58.7MB in the beginning and 375.4MB in the end (delta: 316.7MB). Free memory was 30.7MB in the beginning and 182.0MB in the end (delta: -151.3MB). Peak memory consumption was 175.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 298.00ms. Allocated memory is still 375.4MB. Free memory was 182.0MB in the beginning and 156.9MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 314.46ms. Allocated memory is still 375.4MB. Free memory was 156.9MB in the beginning and 261.1MB in the end (delta: -104.2MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. * RCFGBuilder took 103554.15ms. Allocated memory is still 375.4MB. Free memory was 261.1MB in the beginning and 91.9MB in the end (delta: 169.2MB). Peak memory consumption was 223.0MB. Max. memory is 16.1GB. * CodeCheck took 174.05ms. Allocated memory is still 375.4MB. Free memory was 91.9MB in the beginning and 81.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:28:34,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b15e67-32dd-4cbf-811d-4ca46d304033/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared