./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-media-dvb-ttusb-dec-ttusb_dec.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a16f14a6-1de9-4909-be83-2666a9de0eec/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a16f14a6-1de9-4909-be83-2666a9de0eec/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a16f14a6-1de9-4909-be83-2666a9de0eec/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a16f14a6-1de9-4909-be83-2666a9de0eec/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-media-dvb-ttusb-dec-ttusb_dec.ko.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a16f14a6-1de9-4909-be83-2666a9de0eec/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a16f14a6-1de9-4909-be83-2666a9de0eec/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e61ebd61779f12dc1e1b4049e31644a70489ad52 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a16f14a6-1de9-4909-be83-2666a9de0eec/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a16f14a6-1de9-4909-be83-2666a9de0eec/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a16f14a6-1de9-4909-be83-2666a9de0eec/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a16f14a6-1de9-4909-be83-2666a9de0eec/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-media-dvb-ttusb-dec-ttusb_dec.ko.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a16f14a6-1de9-4909-be83-2666a9de0eec/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a16f14a6-1de9-4909-be83-2666a9de0eec/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e61ebd61779f12dc1e1b4049e31644a70489ad52 ..................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: only flexible array member at the end can have non-constant size --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 03:44:32,801 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 03:44:32,803 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 03:44:32,818 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 03:44:32,818 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 03:44:32,819 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 03:44:32,821 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 03:44:32,830 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 03:44:32,834 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 03:44:32,838 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 03:44:32,839 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 03:44:32,840 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 03:44:32,841 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 03:44:32,843 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 03:44:32,843 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 03:44:32,844 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 03:44:32,845 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 03:44:32,846 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 03:44:32,848 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 03:44:32,852 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 03:44:32,855 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 03:44:32,857 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 03:44:32,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 03:44:32,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 03:44:32,863 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 03:44:32,863 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 03:44:32,864 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 03:44:32,865 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 03:44:32,865 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 03:44:32,866 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 03:44:32,866 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 03:44:32,867 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 03:44:32,868 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 03:44:32,868 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 03:44:32,869 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 03:44:32,870 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 03:44:32,870 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 03:44:32,870 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 03:44:32,870 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 03:44:32,871 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 03:44:32,872 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 03:44:32,873 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a16f14a6-1de9-4909-be83-2666a9de0eec/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2019-11-20 03:44:32,890 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 03:44:32,890 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 03:44:32,891 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 03:44:32,891 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 03:44:32,892 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 03:44:32,892 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 03:44:32,892 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 03:44:32,892 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 03:44:32,892 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 03:44:32,893 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 03:44:32,893 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 03:44:32,893 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 03:44:32,893 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 03:44:32,893 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 03:44:32,893 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 03:44:32,894 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 03:44:32,894 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 03:44:32,894 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 03:44:32,894 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 03:44:32,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 03:44:32,895 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 03:44:32,895 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 03:44:32,895 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 03:44:32,895 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 03:44:32,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 03:44:32,895 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 03:44:32,896 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 03:44:32,896 INFO L138 SettingsManager]: * To the following directory=dump/ 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-vcloud-master/worker/run_dir_a16f14a6-1de9-4909-be83-2666a9de0eec/bin/ukojak 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(__VERIFIER_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 -> e61ebd61779f12dc1e1b4049e31644a70489ad52 [2019-11-20 03:44:33,064 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 03:44:33,074 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 03:44:33,077 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 03:44:33,079 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 03:44:33,079 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 03:44:33,080 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a16f14a6-1de9-4909-be83-2666a9de0eec/bin/ukojak/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-media-dvb-ttusb-dec-ttusb_dec.ko.cil.out.i [2019-11-20 03:44:33,129 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a16f14a6-1de9-4909-be83-2666a9de0eec/bin/ukojak/data/5c976e48a/7db0b24e57ee421080c749fb292ce528/FLAG962a0a00a [2019-11-20 03:44:33,947 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 03:44:33,947 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a16f14a6-1de9-4909-be83-2666a9de0eec/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-media-dvb-ttusb-dec-ttusb_dec.ko.cil.out.i [2019-11-20 03:44:33,984 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a16f14a6-1de9-4909-be83-2666a9de0eec/bin/ukojak/data/5c976e48a/7db0b24e57ee421080c749fb292ce528/FLAG962a0a00a [2019-11-20 03:44:34,151 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a16f14a6-1de9-4909-be83-2666a9de0eec/bin/ukojak/data/5c976e48a/7db0b24e57ee421080c749fb292ce528 [2019-11-20 03:44:34,153 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 03:44:34,155 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 03:44:34,156 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 03:44:34,156 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 03:44:34,159 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 03:44:34,160 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:44:34" (1/1) ... [2019-11-20 03:44:34,162 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@687c7174 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:44:34, skipping insertion in model container [2019-11-20 03:44:34,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:44:34" (1/1) ... [2019-11-20 03:44:34,169 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 03:44:34,330 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 03:44:36,354 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:44:36,410 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 03:44:36,741 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:44:36,908 INFO L192 MainTranslator]: Completed translation [2019-11-20 03:44:36,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:44:36 WrapperNode [2019-11-20 03:44:36,909 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 03:44:36,910 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 03:44:36,910 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 03:44:36,911 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 03:44:36,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:44:36" (1/1) ... [2019-11-20 03:44:37,012 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:44:36" (1/1) ... [2019-11-20 03:44:37,159 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 03:44:37,159 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 03:44:37,161 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 03:44:37,161 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 03:44:37,170 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:44:36" (1/1) ... [2019-11-20 03:44:37,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:44:36" (1/1) ... [2019-11-20 03:44:37,202 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:44:36" (1/1) ... [2019-11-20 03:44:37,213 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:44:36" (1/1) ... [2019-11-20 03:44:37,364 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:44:36" (1/1) ... [2019-11-20 03:44:37,395 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:44:36" (1/1) ... [2019-11-20 03:44:37,428 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:44:36" (1/1) ... [2019-11-20 03:44:37,467 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 03:44:37,468 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 03:44:37,468 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 03:44:37,468 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 03:44:37,469 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:44:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a16f14a6-1de9-4909-be83-2666a9de0eec/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 03:44:37,554 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-11-20 03:44:37,555 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-11-20 03:44:37,555 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2019-11-20 03:44:37,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2019-11-20 03:44:37,556 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-11-20 03:44:37,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-11-20 03:44:37,556 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_free_iso_urbs [2019-11-20 03:44:37,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_free_iso_urbs [2019-11-20 03:44:37,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-20 03:44:37,557 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-11-20 03:44:37,557 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-11-20 03:44:37,557 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2019-11-20 03:44:37,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2019-11-20 03:44:37,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-20 03:44:37,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-20 03:44:37,558 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2019-11-20 03:44:37,558 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2019-11-20 03:44:37,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 03:44:37,559 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-11-20 03:44:37,559 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-11-20 03:44:37,559 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_dvb [2019-11-20 03:44:37,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_dvb [2019-11-20 03:44:37,559 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2019-11-20 03:44:37,560 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2019-11-20 03:44:37,560 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_adapter [2019-11-20 03:44:37,560 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_adapter [2019-11-20 03:44:37,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-11-20 03:44:37,560 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-11-20 03:44:37,561 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-11-20 03:44:37,561 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-11-20 03:44:37,561 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-11-20 03:44:37,561 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-11-20 03:44:37,561 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2019-11-20 03:44:37,562 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2019-11-20 03:44:37,562 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-20 03:44:37,562 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-11-20 03:44:37,562 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_start_iso_xfer [2019-11-20 03:44:37,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_start_iso_xfer [2019-11-20 03:44:37,563 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-11-20 03:44:37,563 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-11-20 03:44:37,563 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_send_command [2019-11-20 03:44:37,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_send_command [2019-11-20 03:44:37,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 03:44:37,563 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-11-20 03:44:37,564 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-11-20 03:44:37,564 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_setup_urbs [2019-11-20 03:44:37,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_setup_urbs [2019-11-20 03:44:37,564 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2019-11-20 03:44:37,564 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2019-11-20 03:44:37,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2019-11-20 03:44:37,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2019-11-20 03:44:37,565 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_set_pids [2019-11-20 03:44:37,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_set_pids [2019-11-20 03:44:37,565 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit [2019-11-20 03:44:37,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit [2019-11-20 03:44:37,566 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_usb [2019-11-20 03:44:37,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_usb [2019-11-20 03:44:37,566 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_release [2019-11-20 03:44:37,566 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_release [2019-11-20 03:44:37,567 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-11-20 03:44:37,567 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-11-20 03:44:37,567 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init [2019-11-20 03:44:37,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init [2019-11-20 03:44:37,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-20 03:44:37,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 03:44:37,568 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2019-11-20 03:44:37,568 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2019-11-20 03:44:37,568 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-11-20 03:44:37,568 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-11-20 03:44:37,569 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-11-20 03:44:37,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-11-20 03:44:37,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-20 03:44:37,569 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-11-20 03:44:37,569 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-11-20 03:44:37,570 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-11-20 03:44:37,570 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-11-20 03:44:37,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-11-20 03:44:37,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-11-20 03:44:37,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 03:44:37,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-20 03:44:37,571 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_probe [2019-11-20 03:44:37,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_probe [2019-11-20 03:44:37,571 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-11-20 03:44:37,571 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-11-20 03:44:37,571 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_release [2019-11-20 03:44:37,572 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_release [2019-11-20 03:44:37,572 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-11-20 03:44:37,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-11-20 03:44:37,572 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-11-20 03:44:37,572 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-11-20 03:44:37,573 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-11-20 03:44:37,573 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-11-20 03:44:37,573 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-11-20 03:44:37,573 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-11-20 03:44:37,573 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_dvb [2019-11-20 03:44:37,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_dvb [2019-11-20 03:44:37,574 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-11-20 03:44:37,574 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-11-20 03:44:37,574 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-11-20 03:44:37,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-11-20 03:44:37,574 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_disconnect [2019-11-20 03:44:37,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_disconnect [2019-11-20 03:44:37,575 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2019-11-20 03:44:37,575 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2019-11-20 03:44:37,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2019-11-20 03:44:37,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2019-11-20 03:44:37,576 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_set_model [2019-11-20 03:44:37,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_set_model [2019-11-20 03:44:37,576 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2019-11-20 03:44:37,576 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2019-11-20 03:44:37,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 03:44:37,576 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2019-11-20 03:44:37,577 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2019-11-20 03:44:37,577 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_stop_iso_xfer [2019-11-20 03:44:37,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_stop_iso_xfer [2019-11-20 03:44:37,577 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-11-20 03:44:37,577 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-11-20 03:44:37,578 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_filter_pes2ts_init [2019-11-20 03:44:37,578 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_filter_pes2ts_init [2019-11-20 03:44:37,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-11-20 03:44:37,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 03:44:37,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 03:44:38,850 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 03:44:39,025 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !false; [2019-11-20 03:44:39,025 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume false; [2019-11-20 03:44:39,353 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 03:44:40,751 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##203: assume false; [2019-11-20 03:44:40,752 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##204: assume !false; [2019-11-20 03:44:41,142 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2019-11-20 03:44:41,160 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 03:44:41,162 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 03:44:51,792 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L8642: ttusb_dec_start_feed_#res := 0; [2019-11-20 03:44:51,792 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##78: assume !false; [2019-11-20 03:44:51,792 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##77: assume false; [2019-11-20 03:44:51,793 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##39: assume !false; [2019-11-20 03:44:51,793 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##38: assume false; [2019-11-20 03:44:52,510 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 03:45:08,240 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-11-20 03:45:08,240 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-11-20 03:46:37,278 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 03:46:37,279 INFO L285 CfgBuilder]: Removed 201 assume(true) statements. [2019-11-20 03:46:37,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:46:37 BoogieIcfgContainer [2019-11-20 03:46:37,280 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 03:46:37,281 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 03:46:37,281 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 03:46:37,293 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 03:46:37,294 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:46:37" (1/1) ... [2019-11-20 03:46:37,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:46:37,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:46:37,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 730 states and 1065 transitions. [2019-11-20 03:46:37,407 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1065 transitions. [2019-11-20 03:46:37,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-20 03:46:37,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:46:37,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:46:38,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:46:44,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:46:45,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 730 states and 1061 transitions. [2019-11-20 03:46:45,007 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1061 transitions. [2019-11-20 03:46:45,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-20 03:46:45,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:46:45,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:46:45,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:46:56,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:46:56,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 732 states and 1063 transitions. [2019-11-20 03:46:56,342 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1063 transitions. [2019-11-20 03:46:56,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-20 03:46:56,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:46:56,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:46:56,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:46:56,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:46:56,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 732 states and 1062 transitions. [2019-11-20 03:46:56,562 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1062 transitions. [2019-11-20 03:46:56,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-20 03:46:56,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:46:56,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:46:56,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:46:56,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:46:56,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 736 states and 1074 transitions. [2019-11-20 03:46:56,846 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1074 transitions. [2019-11-20 03:46:56,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-20 03:46:56,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:46:56,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:46:57,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:46:57,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:46:57,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 740 states and 1086 transitions. [2019-11-20 03:46:57,127 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1086 transitions. [2019-11-20 03:46:57,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 03:46:57,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:46:57,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:46:57,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:46:57,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:46:57,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 745 states and 1097 transitions. [2019-11-20 03:46:57,629 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1097 transitions. [2019-11-20 03:46:57,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 03:46:57,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:46:57,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:46:57,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:46:58,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:46:58,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 748 states and 1102 transitions. [2019-11-20 03:46:58,097 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1102 transitions. [2019-11-20 03:46:58,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-20 03:46:58,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:46:58,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:46:58,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:46:58,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:46:58,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 749 states and 1103 transitions. [2019-11-20 03:46:58,385 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1103 transitions. [2019-11-20 03:46:58,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-20 03:46:58,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:46:58,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:46:58,610 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:46:58,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:46:58,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 752 states and 1108 transitions. [2019-11-20 03:46:58,792 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1108 transitions. [2019-11-20 03:46:58,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-20 03:46:58,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:46:58,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:46:58,969 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:46:58,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:46:58,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 753 states and 1108 transitions. [2019-11-20 03:46:58,993 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1108 transitions. [2019-11-20 03:46:58,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 03:46:58,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:46:59,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:46:59,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:46:59,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:46:59,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 754 states and 1109 transitions. [2019-11-20 03:46:59,220 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1109 transitions. [2019-11-20 03:46:59,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 03:46:59,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:46:59,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:46:59,423 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:46:59,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:46:59,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 755 states and 1110 transitions. [2019-11-20 03:46:59,440 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1110 transitions. [2019-11-20 03:46:59,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 03:46:59,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:46:59,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:46:59,631 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:46:59,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:46:59,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 756 states and 1110 transitions. [2019-11-20 03:46:59,656 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1110 transitions. [2019-11-20 03:46:59,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-20 03:46:59,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:46:59,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:46:59,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:47:00,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:00,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 762 states and 1122 transitions. [2019-11-20 03:47:00,102 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1122 transitions. [2019-11-20 03:47:00,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-20 03:47:00,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:00,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:00,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:47:00,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:00,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 768 states and 1137 transitions. [2019-11-20 03:47:00,762 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1137 transitions. [2019-11-20 03:47:00,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 03:47:00,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:00,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:00,963 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 03:47:01,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:01,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 771 states and 1142 transitions. [2019-11-20 03:47:01,091 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1142 transitions. [2019-11-20 03:47:01,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 03:47:01,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:01,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:01,329 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:47:01,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:01,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 773 states and 1144 transitions. [2019-11-20 03:47:01,440 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1144 transitions. [2019-11-20 03:47:01,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 03:47:01,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:01,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:01,598 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 03:47:01,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:01,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 776 states and 1149 transitions. [2019-11-20 03:47:01,720 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1149 transitions. [2019-11-20 03:47:01,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 03:47:01,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:01,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:01,898 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:47:01,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:01,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 778 states and 1151 transitions. [2019-11-20 03:47:01,923 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1151 transitions. [2019-11-20 03:47:01,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 03:47:01,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:02,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:02,095 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:47:02,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:02,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 779 states and 1152 transitions. [2019-11-20 03:47:02,114 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1152 transitions. [2019-11-20 03:47:02,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 03:47:02,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:02,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:02,283 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:47:02,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:02,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 780 states and 1153 transitions. [2019-11-20 03:47:02,313 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1153 transitions. [2019-11-20 03:47:02,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 03:47:02,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:02,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:02,483 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:47:02,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:02,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 781 states and 1153 transitions. [2019-11-20 03:47:02,510 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1153 transitions. [2019-11-20 03:47:02,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 03:47:02,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:02,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:02,783 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:47:02,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:02,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 782 states and 1153 transitions. [2019-11-20 03:47:02,809 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1153 transitions. [2019-11-20 03:47:02,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-20 03:47:02,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:02,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:03,019 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:47:03,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:03,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 787 states and 1163 transitions. [2019-11-20 03:47:03,093 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1163 transitions. [2019-11-20 03:47:03,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-20 03:47:03,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:03,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:03,339 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:47:03,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:03,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 792 states and 1176 transitions. [2019-11-20 03:47:03,455 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1176 transitions. [2019-11-20 03:47:03,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-20 03:47:03,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:03,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:03,632 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:47:03,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:03,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 792 states and 1173 transitions. [2019-11-20 03:47:03,650 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1173 transitions. [2019-11-20 03:47:03,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-20 03:47:03,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:03,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:03,866 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 03:47:03,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:03,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 793 states and 1173 transitions. [2019-11-20 03:47:03,902 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1173 transitions. [2019-11-20 03:47:03,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 03:47:03,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:03,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:04,130 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 03:47:04,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:04,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 794 states and 1173 transitions. [2019-11-20 03:47:04,155 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1173 transitions. [2019-11-20 03:47:04,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 03:47:04,157 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:04,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:04,691 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:47:17,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:17,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 824 states and 1242 transitions. [2019-11-20 03:47:17,549 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1242 transitions. [2019-11-20 03:47:17,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 03:47:17,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:17,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:17,804 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 03:47:17,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:17,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 825 states and 1243 transitions. [2019-11-20 03:47:17,828 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1243 transitions. [2019-11-20 03:47:17,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-20 03:47:17,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:17,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:18,075 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 03:47:18,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:18,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 826 states and 1243 transitions. [2019-11-20 03:47:18,113 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1243 transitions. [2019-11-20 03:47:18,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 03:47:18,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:18,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:18,355 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:47:18,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:18,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 827 states and 1243 transitions. [2019-11-20 03:47:18,378 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1243 transitions. [2019-11-20 03:47:18,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 03:47:18,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:18,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:18,619 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:47:18,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:18,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 827 states and 1241 transitions. [2019-11-20 03:47:18,639 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1241 transitions. [2019-11-20 03:47:18,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-20 03:47:18,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:18,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:19,009 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:47:19,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:19,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 829 states and 1244 transitions. [2019-11-20 03:47:19,171 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1244 transitions. [2019-11-20 03:47:19,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 03:47:19,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:19,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:19,533 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 03:47:19,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:19,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 830 states and 1244 transitions. [2019-11-20 03:47:19,557 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1244 transitions. [2019-11-20 03:47:19,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-20 03:47:19,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:19,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:19,790 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:47:19,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:19,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 832 states and 1247 transitions. [2019-11-20 03:47:19,820 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1247 transitions. [2019-11-20 03:47:19,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-20 03:47:19,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:19,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:20,051 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:47:20,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:20,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 834 states and 1250 transitions. [2019-11-20 03:47:20,080 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1250 transitions. [2019-11-20 03:47:20,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-11-20 03:47:20,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:20,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:20,245 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 03:47:20,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:20,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 834 states and 1245 transitions. [2019-11-20 03:47:20,261 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1245 transitions. [2019-11-20 03:47:20,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 03:47:20,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:20,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:21,034 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:47:23,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:23,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 838 states and 1257 transitions. [2019-11-20 03:47:23,118 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1257 transitions. [2019-11-20 03:47:23,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 03:47:23,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:23,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:23,896 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 03:47:25,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:25,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 840 states and 1260 transitions. [2019-11-20 03:47:25,604 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1260 transitions. [2019-11-20 03:47:25,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 03:47:25,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:25,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:25,863 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 03:47:27,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:27,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 842 states and 1261 transitions. [2019-11-20 03:47:27,613 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1261 transitions. [2019-11-20 03:47:27,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-20 03:47:27,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:27,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:27,887 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:47:27,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:27,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 866 states and 1303 transitions. [2019-11-20 03:47:27,969 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1303 transitions. [2019-11-20 03:47:27,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-20 03:47:27,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:28,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:28,238 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:47:28,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:28,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 890 states and 1345 transitions. [2019-11-20 03:47:28,462 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1345 transitions. [2019-11-20 03:47:28,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 03:47:28,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:28,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:29,000 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 03:47:29,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:29,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 892 states and 1348 transitions. [2019-11-20 03:47:29,367 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1348 transitions. [2019-11-20 03:47:29,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 03:47:29,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:29,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:29,759 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 03:47:30,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:30,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 894 states and 1350 transitions. [2019-11-20 03:47:30,463 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1350 transitions. [2019-11-20 03:47:30,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-20 03:47:30,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:30,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:30,710 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:47:30,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:30,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 894 states and 1349 transitions. [2019-11-20 03:47:30,745 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1349 transitions. [2019-11-20 03:47:30,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-20 03:47:30,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:30,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:30,996 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:47:31,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:31,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 894 states and 1348 transitions. [2019-11-20 03:47:31,028 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1348 transitions. [2019-11-20 03:47:31,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-11-20 03:47:31,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:31,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:31,278 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:47:31,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:31,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 894 states and 1347 transitions. [2019-11-20 03:47:31,306 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1347 transitions. [2019-11-20 03:47:31,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-11-20 03:47:31,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:31,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:31,566 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:47:31,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:31,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 894 states and 1346 transitions. [2019-11-20 03:47:31,597 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1346 transitions. [2019-11-20 03:47:31,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-11-20 03:47:31,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:31,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:31,855 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:47:31,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:31,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 877 states and 1320 transitions. [2019-11-20 03:47:31,886 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1320 transitions. [2019-11-20 03:47:31,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-20 03:47:31,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:31,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:32,134 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:47:32,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:32,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 860 states and 1294 transitions. [2019-11-20 03:47:32,164 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1294 transitions. [2019-11-20 03:47:32,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-20 03:47:32,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:32,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:32,741 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:47:33,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:33,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 862 states and 1302 transitions. [2019-11-20 03:47:33,848 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1302 transitions. [2019-11-20 03:47:33,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-20 03:47:33,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:34,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:35,251 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 03:47:37,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:37,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 903 states and 1371 transitions. [2019-11-20 03:47:37,322 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1371 transitions. [2019-11-20 03:47:37,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-11-20 03:47:37,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:37,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:37,743 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 03:47:37,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:37,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 904 states and 1372 transitions. [2019-11-20 03:47:37,782 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1372 transitions. [2019-11-20 03:47:37,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-11-20 03:47:37,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:38,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:38,217 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 03:47:38,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:38,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 905 states and 1373 transitions. [2019-11-20 03:47:38,250 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1373 transitions. [2019-11-20 03:47:38,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 03:47:38,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:38,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:38,701 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 03:47:38,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:38,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1533 states to 906 states and 1374 transitions. [2019-11-20 03:47:38,739 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1374 transitions. [2019-11-20 03:47:38,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-20 03:47:38,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:38,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:39,017 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-20 03:47:41,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:41,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1541 states to 908 states and 1378 transitions. [2019-11-20 03:47:41,406 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1378 transitions. [2019-11-20 03:47:41,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-11-20 03:47:41,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:42,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:43,339 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:47:43,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:43,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 909 states and 1379 transitions. [2019-11-20 03:47:43,775 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1379 transitions. [2019-11-20 03:47:43,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-11-20 03:47:43,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:44,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:44,913 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:47:45,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:45,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 910 states and 1381 transitions. [2019-11-20 03:47:45,648 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1381 transitions. [2019-11-20 03:47:45,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 03:47:45,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:46,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:47,379 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:47:47,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:47,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 911 states and 1382 transitions. [2019-11-20 03:47:47,983 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1382 transitions. [2019-11-20 03:47:47,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 03:47:47,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:48,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:49,247 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:47:49,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:49,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 912 states and 1383 transitions. [2019-11-20 03:47:49,790 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1383 transitions. [2019-11-20 03:47:49,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 03:47:49,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:50,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:51,238 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:47:51,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:51,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 913 states and 1384 transitions. [2019-11-20 03:47:51,762 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1384 transitions. [2019-11-20 03:47:51,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-11-20 03:47:51,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:52,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:52,961 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:47:53,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:53,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 914 states and 1385 transitions. [2019-11-20 03:47:53,492 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1385 transitions. [2019-11-20 03:47:53,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 03:47:53,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:54,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:54,492 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:47:55,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:55,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 915 states and 1386 transitions. [2019-11-20 03:47:55,035 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1386 transitions. [2019-11-20 03:47:55,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 03:47:55,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:56,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:56,681 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:47:57,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:57,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 916 states and 1387 transitions. [2019-11-20 03:47:57,288 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1387 transitions. [2019-11-20 03:47:57,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 03:47:57,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:47:58,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:47:59,078 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:47:59,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:47:59,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 917 states and 1388 transitions. [2019-11-20 03:47:59,633 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 1388 transitions. [2019-11-20 03:47:59,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-20 03:47:59,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:48:00,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:48:00,721 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:48:01,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:48:01,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 918 states and 1389 transitions. [2019-11-20 03:48:01,304 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1389 transitions. [2019-11-20 03:48:01,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-11-20 03:48:01,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:48:02,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:48:02,558 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:48:03,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:48:03,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 919 states and 1390 transitions. [2019-11-20 03:48:03,122 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1390 transitions. [2019-11-20 03:48:03,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 03:48:03,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:48:03,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:48:03,756 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:48:04,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:48:04,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 920 states and 1391 transitions. [2019-11-20 03:48:04,319 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1391 transitions. [2019-11-20 03:48:04,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-11-20 03:48:04,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:48:05,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:48:05,630 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:48:06,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:48:06,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 921 states and 1392 transitions. [2019-11-20 03:48:06,219 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1392 transitions. [2019-11-20 03:48:06,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-11-20 03:48:06,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:48:06,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:48:07,219 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 03:48:09,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:48:09,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 930 states and 1411 transitions. [2019-11-20 03:48:09,523 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1411 transitions. [2019-11-20 03:48:09,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 03:48:09,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:48:10,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:48:11,153 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:48:12,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:48:12,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 931 states and 1412 transitions. [2019-11-20 03:48:12,106 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1412 transitions. [2019-11-20 03:48:12,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 03:48:12,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:48:12,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:48:13,357 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 03:48:14,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:48:14,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 934 states and 1423 transitions. [2019-11-20 03:48:14,944 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1423 transitions. [2019-11-20 03:48:14,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-11-20 03:48:14,946 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:48:15,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:48:15,841 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:48:16,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:48:16,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 935 states and 1424 transitions. [2019-11-20 03:48:16,547 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1424 transitions. [2019-11-20 03:48:16,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 03:48:16,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:48:17,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:48:19,457 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 03:48:24,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:48:24,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 941 states and 1437 transitions. [2019-11-20 03:48:24,241 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1437 transitions. [2019-11-20 03:48:24,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-11-20 03:48:24,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:48:24,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:48:25,587 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 03:48:28,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:48:28,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 944 states and 1441 transitions. [2019-11-20 03:48:28,815 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1441 transitions. [2019-11-20 03:48:28,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-11-20 03:48:28,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:48:29,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:48:29,952 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:48:30,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:48:30,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1615 states to 945 states and 1442 transitions. [2019-11-20 03:48:30,711 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1442 transitions. [2019-11-20 03:48:30,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-11-20 03:48:30,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:48:30,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:48:30,920 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 03:48:32,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:48:32,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1622 states to 947 states and 1449 transitions. [2019-11-20 03:48:32,577 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1449 transitions. [2019-11-20 03:48:32,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-11-20 03:48:32,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:48:35,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:48:39,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:48:50,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2019-11-20 03:48:51,150 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:495) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-20 03:48:51,154 INFO L168 Benchmark]: Toolchain (without parser) took 256998.96 ms. Allocated memory was 1.0 GB in the beginning and 3.7 GB in the end (delta: 2.6 GB). Free memory was 929.8 MB in the beginning and 2.4 GB in the end (delta: -1.5 GB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. [2019-11-20 03:48:51,155 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:48:51,156 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2754.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 929.8 MB in the beginning and 957.3 MB in the end (delta: -27.5 MB). Peak memory consumption was 135.0 MB. Max. memory is 11.5 GB. [2019-11-20 03:48:51,157 INFO L168 Benchmark]: Boogie Procedure Inliner took 248.81 ms. Allocated memory is still 1.2 GB. Free memory was 957.3 MB in the beginning and 935.8 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2019-11-20 03:48:51,157 INFO L168 Benchmark]: Boogie Preprocessor took 307.89 ms. Allocated memory is still 1.2 GB. Free memory was 935.8 MB in the beginning and 909.0 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2019-11-20 03:48:51,158 INFO L168 Benchmark]: RCFGBuilder took 119812.80 ms. Allocated memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: 719.3 MB). Free memory was 909.0 MB in the beginning and 1.4 GB in the end (delta: -474.1 MB). Peak memory consumption was 628.2 MB. Max. memory is 11.5 GB. [2019-11-20 03:48:51,159 INFO L168 Benchmark]: CodeCheck took 133871.62 ms. Allocated memory was 1.9 GB in the beginning and 3.7 GB in the end (delta: 1.8 GB). Free memory was 1.4 GB in the beginning and 2.4 GB in the end (delta: -1.1 GB). Peak memory consumption was 724.5 MB. Max. memory is 11.5 GB. [2019-11-20 03:48:51,163 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:495) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2754.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 929.8 MB in the beginning and 957.3 MB in the end (delta: -27.5 MB). Peak memory consumption was 135.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 248.81 ms. Allocated memory is still 1.2 GB. Free memory was 957.3 MB in the beginning and 935.8 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 307.89 ms. Allocated memory is still 1.2 GB. Free memory was 935.8 MB in the beginning and 909.0 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 119812.80 ms. Allocated memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: 719.3 MB). Free memory was 909.0 MB in the beginning and 1.4 GB in the end (delta: -474.1 MB). Peak memory consumption was 628.2 MB. Max. memory is 11.5 GB. * CodeCheck took 133871.62 ms. Allocated memory was 1.9 GB in the beginning and 3.7 GB in the end (delta: 1.8 GB). Free memory was 1.4 GB in the beginning and 2.4 GB in the end (delta: -1.1 GB). Peak memory consumption was 724.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-678e011 [2019-11-20 03:48:53,214 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 03:48:53,216 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 03:48:53,229 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 03:48:53,229 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 03:48:53,230 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 03:48:53,232 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 03:48:53,234 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 03:48:53,237 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 03:48:53,238 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 03:48:53,239 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 03:48:53,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 03:48:53,241 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 03:48:53,242 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 03:48:53,243 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 03:48:53,244 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 03:48:53,245 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 03:48:53,246 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 03:48:53,248 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 03:48:53,250 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 03:48:53,252 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 03:48:53,253 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 03:48:53,255 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 03:48:53,256 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 03:48:53,259 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 03:48:53,259 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 03:48:53,260 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 03:48:53,261 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 03:48:53,261 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 03:48:53,263 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 03:48:53,263 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 03:48:53,264 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 03:48:53,265 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 03:48:53,265 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 03:48:53,267 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 03:48:53,267 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 03:48:53,268 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 03:48:53,268 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 03:48:53,268 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 03:48:53,269 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 03:48:53,270 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 03:48:53,271 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a16f14a6-1de9-4909-be83-2666a9de0eec/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2019-11-20 03:48:53,287 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 03:48:53,287 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 03:48:53,288 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 03:48:53,289 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 03:48:53,289 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 03:48:53,290 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 03:48:53,290 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 03:48:53,290 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 03:48:53,291 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 03:48:53,291 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 03:48:53,291 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 03:48:53,291 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-20 03:48:53,292 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-20 03:48:53,292 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 03:48:53,292 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 03:48:53,293 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 03:48:53,293 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 03:48:53,293 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 03:48:53,294 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 03:48:53,294 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 03:48:53,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 03:48:53,294 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 03:48:53,295 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 03:48:53,295 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 03:48:53,295 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-11-20 03:48:53,296 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-20 03:48:53,296 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 03:48:53,296 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-11-20 03:48:53,297 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 03:48:53,297 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-20 03:48:53,297 INFO L138 SettingsManager]: * To the following directory=dump/ 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-vcloud-master/worker/run_dir_a16f14a6-1de9-4909-be83-2666a9de0eec/bin/ukojak 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(__VERIFIER_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 -> e61ebd61779f12dc1e1b4049e31644a70489ad52 [2019-11-20 03:48:53,638 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 03:48:53,649 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 03:48:53,653 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 03:48:53,655 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 03:48:53,655 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 03:48:53,656 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a16f14a6-1de9-4909-be83-2666a9de0eec/bin/ukojak/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-media-dvb-ttusb-dec-ttusb_dec.ko.cil.out.i [2019-11-20 03:48:53,712 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a16f14a6-1de9-4909-be83-2666a9de0eec/bin/ukojak/data/05a0b0bf8/64b594fb4a784bb0bd28af5d8b7efb65/FLAG39a1ebea2 [2019-11-20 03:48:54,546 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 03:48:54,548 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a16f14a6-1de9-4909-be83-2666a9de0eec/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-media-dvb-ttusb-dec-ttusb_dec.ko.cil.out.i [2019-11-20 03:48:54,607 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a16f14a6-1de9-4909-be83-2666a9de0eec/bin/ukojak/data/05a0b0bf8/64b594fb4a784bb0bd28af5d8b7efb65/FLAG39a1ebea2 [2019-11-20 03:48:54,944 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a16f14a6-1de9-4909-be83-2666a9de0eec/bin/ukojak/data/05a0b0bf8/64b594fb4a784bb0bd28af5d8b7efb65 [2019-11-20 03:48:54,947 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 03:48:54,948 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 03:48:54,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 03:48:54,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 03:48:54,957 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 03:48:54,958 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:48:54" (1/1) ... [2019-11-20 03:48:54,961 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d440557 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:48:54, skipping insertion in model container [2019-11-20 03:48:54,961 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:48:54" (1/1) ... [2019-11-20 03:48:54,970 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 03:48:55,101 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 03:48:56,402 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.AssertionError: only flexible array member at the end can have non-constant size at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.computeMemberOffset(TypeSizeAndOffsetComputer.java:583) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructSizeTValueAndOffsets_StructAndUnion(TypeSizeAndOffsetComputer.java:304) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.computeSize(TypeSizeAndOffsetComputer.java:203) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructOffsetForField(TypeSizeAndOffsetComputer.java:133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructOffsetForField(TypeSizeAndOffsetComputer.java:143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.StructHandler.handleFieldReference(StructHandler.java:144) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1249) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:172) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:641) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:667) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:906) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:906) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:906) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2176) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:187) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:114) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:92) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:125) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-20 03:48:56,419 INFO L168 Benchmark]: Toolchain (without parser) took 1468.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 944.1 MB in the beginning and 1.1 GB in the end (delta: -168.6 MB). Peak memory consumption was 63.0 MB. Max. memory is 11.5 GB. [2019-11-20 03:48:56,419 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:48:56,420 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1461.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 944.1 MB in the beginning and 1.1 GB in the end (delta: -168.6 MB). Peak memory consumption was 63.0 MB. Max. memory is 11.5 GB. [2019-11-20 03:48:56,423 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1461.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 944.1 MB in the beginning and 1.1 GB in the end (delta: -168.6 MB). Peak memory consumption was 63.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: only flexible array member at the end can have non-constant size de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: only flexible array member at the end can have non-constant size: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.computeMemberOffset(TypeSizeAndOffsetComputer.java:583) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...