./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.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_54e0aa32-1ebc-4d9e-9062-cc435261a305/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e0aa32-1ebc-4d9e-9062-cc435261a305/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_54e0aa32-1ebc-4d9e-9062-cc435261a305/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e0aa32-1ebc-4d9e-9062-cc435261a305/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e0aa32-1ebc-4d9e-9062-cc435261a305/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_54e0aa32-1ebc-4d9e-9062-cc435261a305/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 d9b118296c3c6ba241fa831bfdb5289a0072e9871a56ce58ee16beb68bb5aa55 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:06:40,452 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:06:40,454 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:06:40,505 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:06:40,506 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:06:40,510 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:06:40,513 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:06:40,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:06:40,519 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:06:40,525 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:06:40,526 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:06:40,528 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:06:40,529 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:06:40,532 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:06:40,534 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:06:40,539 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:06:40,541 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:06:40,542 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:06:40,545 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:06:40,552 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:06:40,555 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:06:40,556 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:06:40,559 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:06:40,560 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:06:40,569 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:06:40,570 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:06:40,570 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:06:40,573 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:06:40,573 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:06:40,575 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:06:40,576 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:06:40,577 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:06:40,579 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:06:40,580 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:06:40,582 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:06:40,582 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:06:40,583 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:06:40,583 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:06:40,584 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:06:40,585 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:06:40,586 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:06:40,586 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e0aa32-1ebc-4d9e-9062-cc435261a305/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-22 23:06:40,634 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:06:40,635 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:06:40,637 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:06:40,637 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:06:40,638 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:06:40,639 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:06:40,639 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:06:40,639 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:06:40,640 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:06:40,640 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:06:40,641 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:06:40,641 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:06:40,642 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:06:40,642 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:06:40,642 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:06:40,643 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:06:40,643 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:06:40,643 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:06:40,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:06:40,644 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:06:40,644 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:06:40,644 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:06:40,645 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:06:40,645 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:06:40,645 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:06:40,646 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_54e0aa32-1ebc-4d9e-9062-cc435261a305/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e0aa32-1ebc-4d9e-9062-cc435261a305/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d9b118296c3c6ba241fa831bfdb5289a0072e9871a56ce58ee16beb68bb5aa55 [2021-11-22 23:06:40,929 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:06:40,966 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:06:40,969 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:06:40,970 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:06:40,971 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:06:40,973 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e0aa32-1ebc-4d9e-9062-cc435261a305/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i [2021-11-22 23:06:41,036 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e0aa32-1ebc-4d9e-9062-cc435261a305/bin/ukojak-LBtLqBUTdQ/data/c479c4a8d/4c909b6525bb4c3992c46e2e0dfba5d2/FLAGce245ba04 [2021-11-22 23:06:41,886 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:06:41,886 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e0aa32-1ebc-4d9e-9062-cc435261a305/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i [2021-11-22 23:06:41,921 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e0aa32-1ebc-4d9e-9062-cc435261a305/bin/ukojak-LBtLqBUTdQ/data/c479c4a8d/4c909b6525bb4c3992c46e2e0dfba5d2/FLAGce245ba04 [2021-11-22 23:06:41,947 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e0aa32-1ebc-4d9e-9062-cc435261a305/bin/ukojak-LBtLqBUTdQ/data/c479c4a8d/4c909b6525bb4c3992c46e2e0dfba5d2 [2021-11-22 23:06:41,949 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:06:41,951 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:06:41,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:06:41,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:06:41,956 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:06:41,957 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:06:41" (1/1) ... [2021-11-22 23:06:41,958 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@527daf0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:41, skipping insertion in model container [2021-11-22 23:06:41,958 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:06:41" (1/1) ... [2021-11-22 23:06:41,965 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:06:42,078 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:06:42,912 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_54e0aa32-1ebc-4d9e-9062-cc435261a305/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i[146121,146134] [2021-11-22 23:06:42,956 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:06:42,997 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:06:43,310 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_54e0aa32-1ebc-4d9e-9062-cc435261a305/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i[146121,146134] [2021-11-22 23:06:43,332 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:06:43,408 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:06:43,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:43 WrapperNode [2021-11-22 23:06:43,409 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:06:43,411 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:06:43,412 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:06:43,412 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:06:43,421 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:43" (1/1) ... [2021-11-22 23:06:43,499 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:43" (1/1) ... [2021-11-22 23:06:43,653 INFO L137 Inliner]: procedures = 81, calls = 494, calls flagged for inlining = 37, calls inlined = 37, statements flattened = 1672 [2021-11-22 23:06:43,654 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:06:43,656 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:06:43,656 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:06:43,656 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:06:43,667 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:43" (1/1) ... [2021-11-22 23:06:43,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:43" (1/1) ... [2021-11-22 23:06:43,689 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:43" (1/1) ... [2021-11-22 23:06:43,690 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:43" (1/1) ... [2021-11-22 23:06:43,764 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:43" (1/1) ... [2021-11-22 23:06:43,780 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:43" (1/1) ... [2021-11-22 23:06:43,789 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:43" (1/1) ... [2021-11-22 23:06:43,819 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:06:43,820 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:06:43,820 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:06:43,820 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:06:43,821 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:43" (1/1) ... [2021-11-22 23:06:43,830 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:06:43,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e0aa32-1ebc-4d9e-9062-cc435261a305/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:06:43,856 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e0aa32-1ebc-4d9e-9062-cc435261a305/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:06:43,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e0aa32-1ebc-4d9e-9062-cc435261a305/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:06:43,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:06:43,918 INFO L130 BoogieDeclarations]: Found specification of procedure ir_init [2021-11-22 23:06:43,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_init [2021-11-22 23:06:43,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-22 23:06:43,920 INFO L130 BoogieDeclarations]: Found specification of procedure ir_exit [2021-11-22 23:06:43,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_exit [2021-11-22 23:06:43,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 23:06:43,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-22 23:06:43,923 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-22 23:06:43,923 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-22 23:06:43,923 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-22 23:06:43,924 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-22 23:06:43,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-22 23:06:43,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-22 23:06:43,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2021-11-22 23:06:43,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2021-11-22 23:06:43,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:06:43,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-22 23:06:43,925 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-22 23:06:43,925 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-22 23:06:43,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:06:43,926 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2021-11-22 23:06:43,926 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2021-11-22 23:06:43,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2021-11-22 23:06:43,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2021-11-22 23:06:43,927 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-22 23:06:43,927 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-22 23:06:43,927 INFO L130 BoogieDeclarations]: Found specification of procedure ir_xbof_change [2021-11-22 23:06:43,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_xbof_change [2021-11-22 23:06:43,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2021-11-22 23:06:43,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2021-11-22 23:06:43,928 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2021-11-22 23:06:43,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2021-11-22 23:06:43,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:06:43,928 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 23:06:43,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:06:43,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:06:44,364 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:06:44,367 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:06:44,379 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-22 23:06:44,490 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume !false; [2021-11-22 23:06:44,490 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume false; [2021-11-22 23:06:44,672 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2021-11-22 23:06:44,687 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-22 23:06:44,700 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-22 23:06:44,735 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-22 23:06:46,147 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##74: assume !false; [2021-11-22 23:06:46,148 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##73: assume false; [2021-11-22 23:06:46,148 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##258: assume false; [2021-11-22 23:06:46,148 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##259: assume !false; [2021-11-22 23:06:46,148 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume !false; [2021-11-22 23:06:46,149 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume false; [2021-11-22 23:06:46,154 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:06:46,590 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:06:46,590 INFO L301 CfgBuilder]: Removed 23 assume(true) statements. [2021-11-22 23:06:46,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:06:46 BoogieIcfgContainer [2021-11-22 23:06:46,593 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:06:46,594 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:06:46,594 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:06:46,604 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:06:46,605 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:06:46" (1/1) ... [2021-11-22 23:06:46,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:06:46,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:46,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 122 states and 170 transitions. [2021-11-22 23:06:46,748 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 170 transitions. [2021-11-22 23:06:46,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-22 23:06:46,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:46,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:47,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:47,321 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 23:06:47,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:47,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 123 states and 168 transitions. [2021-11-22 23:06:47,413 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 168 transitions. [2021-11-22 23:06:47,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:06:47,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:47,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:47,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:47,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:06:47,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:47,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 126 states and 171 transitions. [2021-11-22 23:06:47,738 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 171 transitions. [2021-11-22 23:06:47,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-22 23:06:47,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:47,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:47,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:47,874 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 23:06:47,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:47,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 126 states and 170 transitions. [2021-11-22 23:06:47,904 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 170 transitions. [2021-11-22 23:06:47,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:06:47,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:47,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:47,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:48,124 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 23:06:48,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:48,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 130 states and 184 transitions. [2021-11-22 23:06:48,150 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 184 transitions. [2021-11-22 23:06:48,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-22 23:06:48,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:48,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:48,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:48,280 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 23:06:48,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:48,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 134 states and 198 transitions. [2021-11-22 23:06:48,312 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 198 transitions. [2021-11-22 23:06:48,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-22 23:06:48,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:48,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:48,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:48,442 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 23:06:48,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:48,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 134 states and 197 transitions. [2021-11-22 23:06:48,457 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 197 transitions. [2021-11-22 23:06:48,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-22 23:06:48,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:48,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:48,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:48,584 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:06:48,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:48,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 139 states and 210 transitions. [2021-11-22 23:06:48,682 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 210 transitions. [2021-11-22 23:06:48,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-22 23:06:48,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:48,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:48,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:48,828 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 23:06:48,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:48,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 146 states and 218 transitions. [2021-11-22 23:06:48,892 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 218 transitions. [2021-11-22 23:06:48,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-22 23:06:48,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:48,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:49,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:49,055 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:06:49,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:49,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 147 states and 218 transitions. [2021-11-22 23:06:49,077 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 218 transitions. [2021-11-22 23:06:49,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 23:06:49,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:49,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:49,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:49,189 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 23:06:49,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:49,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 154 states and 226 transitions. [2021-11-22 23:06:49,248 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 226 transitions. [2021-11-22 23:06:49,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:06:49,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:49,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:49,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:49,368 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 23:06:49,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:49,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 158 states and 234 transitions. [2021-11-22 23:06:49,403 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 234 transitions. [2021-11-22 23:06:49,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-22 23:06:49,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:49,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:49,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:49,531 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 23:06:49,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:49,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 162 states and 242 transitions. [2021-11-22 23:06:49,554 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 242 transitions. [2021-11-22 23:06:49,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-22 23:06:49,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:49,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:49,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:49,683 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 23:06:49,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:49,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 164 states and 246 transitions. [2021-11-22 23:06:49,703 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 246 transitions. [2021-11-22 23:06:49,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-22 23:06:49,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:49,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:49,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:49,807 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 23:06:49,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:49,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 165 states and 247 transitions. [2021-11-22 23:06:49,819 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 247 transitions. [2021-11-22 23:06:49,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-22 23:06:49,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:49,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:49,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:49,918 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 23:06:49,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:49,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 167 states and 251 transitions. [2021-11-22 23:06:49,937 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 251 transitions. [2021-11-22 23:06:49,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-22 23:06:49,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:49,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:49,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:50,036 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 23:06:50,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:50,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 168 states and 252 transitions. [2021-11-22 23:06:50,048 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 252 transitions. [2021-11-22 23:06:50,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-22 23:06:50,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:50,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:50,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:50,135 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:50,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:50,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 172 states and 259 transitions. [2021-11-22 23:06:50,160 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 259 transitions. [2021-11-22 23:06:50,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:06:50,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:50,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:50,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:50,255 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 23:06:50,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:50,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 176 states and 264 transitions. [2021-11-22 23:06:50,289 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 264 transitions. [2021-11-22 23:06:50,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:06:50,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:50,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:50,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:50,380 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 23:06:50,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:50,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 178 states and 266 transitions. [2021-11-22 23:06:50,398 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 266 transitions. [2021-11-22 23:06:50,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-22 23:06:50,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:50,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:50,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:50,510 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 23:06:50,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:50,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 182 states and 271 transitions. [2021-11-22 23:06:50,545 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 271 transitions. [2021-11-22 23:06:50,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-22 23:06:50,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:50,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:50,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:50,643 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 23:06:50,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:50,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 184 states and 273 transitions. [2021-11-22 23:06:50,662 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 273 transitions. [2021-11-22 23:06:50,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:06:50,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:50,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:50,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:50,748 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:50,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:50,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 186 states and 277 transitions. [2021-11-22 23:06:50,767 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 277 transitions. [2021-11-22 23:06:50,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-22 23:06:50,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:50,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:50,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:50,846 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:06:50,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:50,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 186 states and 276 transitions. [2021-11-22 23:06:50,860 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 276 transitions. [2021-11-22 23:06:50,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-22 23:06:50,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:50,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:50,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:50,954 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 23:06:50,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:50,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 192 states and 287 transitions. [2021-11-22 23:06:50,985 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 287 transitions. [2021-11-22 23:06:50,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-22 23:06:50,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:50,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:51,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:51,067 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:51,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:51,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 193 states and 288 transitions. [2021-11-22 23:06:51,078 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 288 transitions. [2021-11-22 23:06:51,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-22 23:06:51,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:51,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:51,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:51,167 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 23:06:51,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:51,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 199 states and 299 transitions. [2021-11-22 23:06:51,197 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 299 transitions. [2021-11-22 23:06:51,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-22 23:06:51,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:51,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:51,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:51,290 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:06:51,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:51,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 203 states and 304 transitions. [2021-11-22 23:06:51,328 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 304 transitions. [2021-11-22 23:06:51,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-22 23:06:51,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:51,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:51,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:51,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:06:51,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:51,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 205 states and 306 transitions. [2021-11-22 23:06:51,726 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 306 transitions. [2021-11-22 23:06:51,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-22 23:06:51,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:51,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:51,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:51,820 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:51,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:51,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 207 states and 308 transitions. [2021-11-22 23:06:51,842 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 308 transitions. [2021-11-22 23:06:51,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:06:51,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:51,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:51,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:52,092 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:06:52,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:52,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 218 states and 334 transitions. [2021-11-22 23:06:52,788 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 334 transitions. [2021-11-22 23:06:52,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:06:52,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:52,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:52,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:52,991 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 23:06:53,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:53,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 228 states and 349 transitions. [2021-11-22 23:06:53,218 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 349 transitions. [2021-11-22 23:06:53,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:06:53,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:53,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:53,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:53,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:06:53,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:53,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 228 states and 348 transitions. [2021-11-22 23:06:53,373 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 348 transitions. [2021-11-22 23:06:53,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-22 23:06:53,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:53,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:53,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:53,464 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:53,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:53,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 234 states and 358 transitions. [2021-11-22 23:06:53,790 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 358 transitions. [2021-11-22 23:06:53,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:06:53,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:53,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:53,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:53,892 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 23:06:53,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:53,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 238 states and 364 transitions. [2021-11-22 23:06:53,923 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 364 transitions. [2021-11-22 23:06:53,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-22 23:06:53,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:53,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:53,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:54,023 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 23:06:54,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:54,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 248 states and 380 transitions. [2021-11-22 23:06:54,497 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 380 transitions. [2021-11-22 23:06:54,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-22 23:06:54,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:54,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:54,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:54,744 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 23:06:55,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:55,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 257 states and 404 transitions. [2021-11-22 23:06:55,949 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 404 transitions. [2021-11-22 23:06:55,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-22 23:06:55,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:55,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:55,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:56,040 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 23:06:56,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:56,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 261 states and 410 transitions. [2021-11-22 23:06:56,073 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 410 transitions. [2021-11-22 23:06:56,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-22 23:06:56,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:56,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:56,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:56,159 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 23:06:56,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:56,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 263 states and 412 transitions. [2021-11-22 23:06:56,183 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 412 transitions. [2021-11-22 23:06:56,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:06:56,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:56,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:56,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:56,278 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:06:56,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:56,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 258 states and 404 transitions. [2021-11-22 23:06:56,293 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 404 transitions. [2021-11-22 23:06:56,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:06:56,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:56,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:56,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:56,392 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 23:06:56,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:56,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 259 states and 405 transitions. [2021-11-22 23:06:56,412 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 405 transitions. [2021-11-22 23:06:56,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:06:56,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:56,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:56,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:56,538 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 23:06:56,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:56,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 261 states and 407 transitions. [2021-11-22 23:06:56,560 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 407 transitions. [2021-11-22 23:06:56,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:06:56,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:56,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:56,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:56,650 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 23:06:56,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:56,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 263 states and 409 transitions. [2021-11-22 23:06:56,674 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 409 transitions. [2021-11-22 23:06:56,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:06:56,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:56,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:56,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:56,773 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 23:06:56,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:56,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 262 states and 407 transitions. [2021-11-22 23:06:56,792 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 407 transitions. [2021-11-22 23:06:56,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:06:56,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:56,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:56,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:56,890 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 23:06:56,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:56,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 264 states and 409 transitions. [2021-11-22 23:06:56,915 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 409 transitions. [2021-11-22 23:06:56,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-22 23:06:56,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:56,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:56,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:57,013 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 23:06:57,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:57,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 265 states and 410 transitions. [2021-11-22 23:06:57,033 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 410 transitions. [2021-11-22 23:06:57,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-22 23:06:57,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:57,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:57,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:57,335 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 23:06:58,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:58,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 276 states and 431 transitions. [2021-11-22 23:06:58,115 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 431 transitions. [2021-11-22 23:06:58,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:06:58,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:58,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:58,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:58,226 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:58,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:58,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 280 states and 438 transitions. [2021-11-22 23:06:58,263 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 438 transitions. [2021-11-22 23:06:58,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:06:58,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:58,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:58,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:58,357 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:58,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:58,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 282 states and 440 transitions. [2021-11-22 23:06:58,386 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 440 transitions. [2021-11-22 23:06:58,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:06:58,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:58,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:58,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:58,488 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 23:06:58,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:58,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 285 states and 445 transitions. [2021-11-22 23:06:58,514 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 445 transitions. [2021-11-22 23:06:58,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-22 23:06:58,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:58,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:58,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:58,633 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:58,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:58,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 290 states and 452 transitions. [2021-11-22 23:06:58,669 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 452 transitions. [2021-11-22 23:06:58,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-22 23:06:58,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:58,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:58,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:58,771 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:06:59,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:59,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 294 states and 456 transitions. [2021-11-22 23:06:59,241 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 456 transitions. [2021-11-22 23:06:59,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-22 23:06:59,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:59,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:59,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:59,335 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:07:00,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:00,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 304 states and 474 transitions. [2021-11-22 23:07:00,445 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 474 transitions. [2021-11-22 23:07:00,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:07:00,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:00,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:00,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:00,635 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 23:07:00,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:00,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 308 states and 483 transitions. [2021-11-22 23:07:00,984 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 483 transitions. [2021-11-22 23:07:00,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-22 23:07:00,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:00,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:01,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:01,088 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 23:07:01,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:01,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 310 states and 487 transitions. [2021-11-22 23:07:01,113 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 487 transitions. [2021-11-22 23:07:01,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:07:01,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:01,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:01,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:01,238 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:07:01,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:01,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 313 states and 491 transitions. [2021-11-22 23:07:01,460 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 491 transitions. [2021-11-22 23:07:01,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:07:01,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:01,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:01,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:01,563 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:07:01,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:01,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 316 states and 495 transitions. [2021-11-22 23:07:01,795 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 495 transitions. [2021-11-22 23:07:01,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:07:01,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:01,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:01,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:01,979 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 23:07:01,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:02,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 317 states and 496 transitions. [2021-11-22 23:07:02,000 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 496 transitions. [2021-11-22 23:07:02,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:07:02,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:02,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:02,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:02,091 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-22 23:07:02,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:02,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 319 states and 498 transitions. [2021-11-22 23:07:02,583 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 498 transitions. [2021-11-22 23:07:02,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:07:02,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:02,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:02,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:02,683 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:07:02,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:02,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 322 states and 502 transitions. [2021-11-22 23:07:02,932 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 502 transitions. [2021-11-22 23:07:02,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-22 23:07:02,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:02,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:02,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:03,168 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:07:03,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:03,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 322 states and 501 transitions. [2021-11-22 23:07:03,614 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 501 transitions. [2021-11-22 23:07:03,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-22 23:07:03,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:03,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:03,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:04,222 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 23:07:05,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:05,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 327 states and 506 transitions. [2021-11-22 23:07:05,868 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 506 transitions. [2021-11-22 23:07:05,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-22 23:07:05,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:05,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:06,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:06,486 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 23:07:08,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:08,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 335 states and 522 transitions. [2021-11-22 23:07:08,416 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 522 transitions. [2021-11-22 23:07:08,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-22 23:07:08,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:08,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:08,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:08,523 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 23:07:08,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:08,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 339 states and 529 transitions. [2021-11-22 23:07:08,844 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 529 transitions. [2021-11-22 23:07:08,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:07:08,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:08,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:08,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:09,074 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 23:07:09,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:09,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 343 states and 538 transitions. [2021-11-22 23:07:09,593 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 538 transitions. [2021-11-22 23:07:09,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:07:09,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:09,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:09,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:09,711 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:07:10,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:10,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 347 states and 545 transitions. [2021-11-22 23:07:10,096 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 545 transitions. [2021-11-22 23:07:10,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:07:10,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:10,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:10,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:10,220 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 23:07:10,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:10,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 351 states and 551 transitions. [2021-11-22 23:07:10,657 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 551 transitions. [2021-11-22 23:07:10,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:07:10,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:10,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:10,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:10,908 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 23:07:10,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:10,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 352 states and 552 transitions. [2021-11-22 23:07:10,940 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 552 transitions. [2021-11-22 23:07:10,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:07:10,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:10,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:10,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:11,050 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 23:07:11,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:11,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 353 states and 553 transitions. [2021-11-22 23:07:11,076 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 553 transitions. [2021-11-22 23:07:11,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:07:11,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:11,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:11,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:11,181 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:07:11,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:11,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 357 states and 559 transitions. [2021-11-22 23:07:11,611 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 559 transitions. [2021-11-22 23:07:11,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:07:11,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:07:11,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:07:11,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:07:11,711 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:07:11,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:07:11,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 149 states and 211 transitions. [2021-11-22 23:07:11,734 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 211 transitions. [2021-11-22 23:07:11,735 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-22 23:07:11,735 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 71 iterations. [2021-11-22 23:07:11,743 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-22 23:07:12,092 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,095 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,096 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2021-11-22 23:07:12,098 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,099 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,099 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,099 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,099 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,099 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,099 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,100 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,100 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,100 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,100 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,100 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,100 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,100 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,101 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,101 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,101 INFO L560 CodeCheckObserver]: Invariant with dag size 4 [2021-11-22 23:07:12,101 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2021-11-22 23:07:12,103 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,103 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2021-11-22 23:07:12,104 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2021-11-22 23:07:12,104 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,104 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,105 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,105 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,105 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,105 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,105 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,105 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,106 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2021-11-22 23:07:12,106 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,106 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,106 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,107 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,107 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,107 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,107 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:07:12,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.11 11:07:12 ImpRootNode [2021-11-22 23:07:12,108 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-22 23:07:12,108 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 23:07:12,108 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 23:07:12,109 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 23:07:12,109 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:06:46" (3/4) ... [2021-11-22 23:07:12,112 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-22 23:07:12,117 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ir_xbof_change [2021-11-22 23:07:12,117 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ir_init [2021-11-22 23:07:12,117 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2021-11-22 23:07:12,117 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_undefined_pointer [2021-11-22 23:07:12,118 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kfifo_uint_must_check_helper [2021-11-22 23:07:12,118 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_free_urb [2021-11-22 23:07:12,118 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __create_pipe [2021-11-22 23:07:12,118 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-11-22 23:07:12,118 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ir_exit [2021-11-22 23:07:12,118 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_serial_deregister [2021-11-22 23:07:12,118 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_assume_stop [2021-11-22 23:07:12,119 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kmalloc [2021-11-22 23:07:12,119 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_blast_assert [2021-11-22 23:07:12,150 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 320 nodes and edges [2021-11-22 23:07:12,154 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 100 nodes and edges [2021-11-22 23:07:12,158 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 33 nodes and edges [2021-11-22 23:07:12,161 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-22 23:07:12,165 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-22 23:07:12,168 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-22 23:07:12,172 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-22 23:07:12,175 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-22 23:07:12,208 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown) [2021-11-22 23:07:12,210 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown) || !(\old(unknown-#memory_int-unknown)[buffer_size][buffer_size] == 0) [2021-11-22 23:07:12,212 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown) || !(\old(unknown-#memory_int-unknown)[buffer_size][buffer_size] == 0) [2021-11-22 23:07:12,212 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(xbof___0) == xbof___0 || xbof___0 == 0 [2021-11-22 23:07:12,212 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(xbof___0) == 0) [2021-11-22 23:07:12,214 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ldv_urb_state == \old(ldv_urb_state) || ldv_urb_state < 1 [2021-11-22 23:07:12,626 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e0aa32-1ebc-4d9e-9062-cc435261a305/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-22 23:07:12,627 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 23:07:12,627 INFO L158 Benchmark]: Toolchain (without parser) took 30676.49ms. Allocated memory was 153.1MB in the beginning and 528.5MB in the end (delta: 375.4MB). Free memory was 114.6MB in the beginning and 347.7MB in the end (delta: -233.1MB). Peak memory consumption was 334.7MB. Max. memory is 16.1GB. [2021-11-22 23:07:12,628 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 96.5MB. Free memory was 53.5MB in the beginning and 53.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:07:12,628 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1457.55ms. Allocated memory is still 153.1MB. Free memory was 114.0MB in the beginning and 52.6MB in the end (delta: 61.4MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2021-11-22 23:07:12,629 INFO L158 Benchmark]: Boogie Procedure Inliner took 243.14ms. Allocated memory is still 153.1MB. Free memory was 52.6MB in the beginning and 116.4MB in the end (delta: -63.8MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2021-11-22 23:07:12,629 INFO L158 Benchmark]: Boogie Preprocessor took 163.51ms. Allocated memory is still 153.1MB. Free memory was 116.4MB in the beginning and 108.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 23:07:12,629 INFO L158 Benchmark]: RCFGBuilder took 2773.40ms. Allocated memory was 153.1MB in the beginning and 247.5MB in the end (delta: 94.4MB). Free memory was 108.0MB in the beginning and 110.9MB in the end (delta: -2.9MB). Peak memory consumption was 100.7MB. Max. memory is 16.1GB. [2021-11-22 23:07:12,630 INFO L158 Benchmark]: CodeCheck took 25513.76ms. Allocated memory was 247.5MB in the beginning and 528.5MB in the end (delta: 281.0MB). Free memory was 110.9MB in the beginning and 191.5MB in the end (delta: -80.6MB). Peak memory consumption was 201.5MB. Max. memory is 16.1GB. [2021-11-22 23:07:12,630 INFO L158 Benchmark]: Witness Printer took 518.73ms. Allocated memory is still 528.5MB. Free memory was 191.5MB in the beginning and 347.7MB in the end (delta: -156.2MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. [2021-11-22 23:07:12,632 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 14 procedures, 123 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 25.1s, OverallIterations: 71, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 39098 SdHoareTripleChecker+Valid, 69.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 20571 mSDsluCounter, 36736 SdHoareTripleChecker+Invalid, 61.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 31685 mSDsCounter, 5533 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 29682 IncrementalHoareTripleChecker+Invalid, 35215 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5533 mSolverCounterUnsat, 13247 mSDtfsCounter, 29682 mSolverCounterSat, 1.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 32032 GetRequests, 31756 SyntacticMatches, 48 SemanticMatches, 228 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21105 ImplicationChecksByTransitivity, 11.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.6s SsaConstructionTime, 3.2s SatisfiabilityAnalysisTime, 5.8s InterpolantComputationTime, 3362 NumberOfCodeBlocks, 3362 NumberOfCodeBlocksAsserted, 70 NumberOfCheckSat, 3292 ConstructedInterpolants, 0 QuantifiedInterpolants, 7038 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 70 InterpolantComputations, 70 PerfectInterpolantSequences, 305/305 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 4912]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 4918]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4128]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4068]: Loop Invariant Derived loop invariant: \old(xbof___0) == xbof___0 || xbof___0 == 0 - InvariantResult [Line: 4837]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4294]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4467]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4849]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4650]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3659]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3981]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4811]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4616]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4379]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3974]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5013]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4549]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5044]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4293]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4823]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4071]: Loop Invariant Derived loop invariant: !(\old(xbof___0) == 0) - InvariantResult [Line: 4625]: Loop Invariant Derived loop invariant: unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown) || !(\old(unknown-#memory_int-unknown)[buffer_size][buffer_size] == 0) - InvariantResult [Line: 4080]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4616]: Loop Invariant Derived loop invariant: unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown) || !(\old(unknown-#memory_int-unknown)[buffer_size][buffer_size] == 0) - InvariantResult [Line: 5017]: Loop Invariant Derived loop invariant: ldv_urb_state == \old(ldv_urb_state) || ldv_urb_state < 1 - InvariantResult [Line: 4077]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4096]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4234]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3981]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4467]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4583]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5078]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4843]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4614]: Loop Invariant Derived loop invariant: unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown) - InvariantResult [Line: 5122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4987]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4372]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4458]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4992]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4822]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 96.5MB. Free memory was 53.5MB in the beginning and 53.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1457.55ms. Allocated memory is still 153.1MB. Free memory was 114.0MB in the beginning and 52.6MB in the end (delta: 61.4MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 243.14ms. Allocated memory is still 153.1MB. Free memory was 52.6MB in the beginning and 116.4MB in the end (delta: -63.8MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 163.51ms. Allocated memory is still 153.1MB. Free memory was 116.4MB in the beginning and 108.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2773.40ms. Allocated memory was 153.1MB in the beginning and 247.5MB in the end (delta: 94.4MB). Free memory was 108.0MB in the beginning and 110.9MB in the end (delta: -2.9MB). Peak memory consumption was 100.7MB. Max. memory is 16.1GB. * CodeCheck took 25513.76ms. Allocated memory was 247.5MB in the beginning and 528.5MB in the end (delta: 281.0MB). Free memory was 110.9MB in the beginning and 191.5MB in the end (delta: -80.6MB). Peak memory consumption was 201.5MB. Max. memory is 16.1GB. * Witness Printer took 518.73ms. Allocated memory is still 528.5MB. Free memory was 191.5MB in the beginning and 347.7MB in the end (delta: -156.2MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-22 23:07:12,688 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54e0aa32-1ebc-4d9e-9062-cc435261a305/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: TRUE