./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-staging-lirc-lirc_imon.ko_false-unreach-call.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_77ba4e60-eb75-4d42-b87f-90c356583d53/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_77ba4e60-eb75-4d42-b87f-90c356583d53/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_77ba4e60-eb75-4d42-b87f-90c356583d53/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_77ba4e60-eb75-4d42-b87f-90c356583d53/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-staging-lirc-lirc_imon.ko_false-unreach-call.cil.out.i -s /tmp/vcloud-vcloud-master/worker/working_dir_77ba4e60-eb75-4d42-b87f-90c356583d53/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_77ba4e60-eb75-4d42-b87f-90c356583d53/bin-2019/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 889dd692eefdb297c9be64fe2eeeadf4f986a64f ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_77ba4e60-eb75-4d42-b87f-90c356583d53/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_77ba4e60-eb75-4d42-b87f-90c356583d53/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_77ba4e60-eb75-4d42-b87f-90c356583d53/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_77ba4e60-eb75-4d42-b87f-90c356583d53/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-staging-lirc-lirc_imon.ko_false-unreach-call.cil.out.i -s /tmp/vcloud-vcloud-master/worker/working_dir_77ba4e60-eb75-4d42-b87f-90c356583d53/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_77ba4e60-eb75-4d42-b87f-90c356583d53/bin-2019/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 889dd692eefdb297c9be64fe2eeeadf4f986a64f ....................................................................................................................................................................... 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 0.1.23-635dfa2 [2018-12-09 01:13:45,922 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 01:13:45,923 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 01:13:45,929 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 01:13:45,929 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 01:13:45,930 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 01:13:45,930 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 01:13:45,931 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 01:13:45,932 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 01:13:45,932 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 01:13:45,933 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 01:13:45,933 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 01:13:45,933 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 01:13:45,934 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 01:13:45,934 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 01:13:45,935 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 01:13:45,935 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 01:13:45,936 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 01:13:45,937 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 01:13:45,938 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 01:13:45,938 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 01:13:45,939 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 01:13:45,940 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 01:13:45,940 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 01:13:45,940 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 01:13:45,941 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 01:13:45,941 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 01:13:45,942 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 01:13:45,942 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 01:13:45,942 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 01:13:45,942 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 01:13:45,943 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 01:13:45,943 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 01:13:45,943 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 01:13:45,943 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 01:13:45,944 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 01:13:45,944 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_77ba4e60-eb75-4d42-b87f-90c356583d53/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-12-09 01:13:45,953 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 01:13:45,953 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 01:13:45,954 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 01:13:45,954 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 01:13:45,954 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 01:13:45,955 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 01:13:45,955 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 01:13:45,955 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 01:13:45,955 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 01:13:45,955 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 01:13:45,955 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 01:13:45,956 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 01:13:45,956 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 01:13:45,956 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 01:13:45,956 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 01:13:45,956 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 01:13:45,956 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 01:13:45,956 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 01:13:45,957 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 01:13:45,957 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 01:13:45,957 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 01:13:45,957 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 01:13:45,957 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 01:13:45,957 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 01:13:45,958 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 01:13:45,958 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 01:13:45,958 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 01:13:45,958 INFO L133 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/working_dir_77ba4e60-eb75-4d42-b87f-90c356583d53/bin-2019/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 -> 889dd692eefdb297c9be64fe2eeeadf4f986a64f [2018-12-09 01:13:45,982 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 01:13:45,988 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 01:13:45,990 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 01:13:45,991 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 01:13:45,991 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 01:13:45,992 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_77ba4e60-eb75-4d42-b87f-90c356583d53/bin-2019/ukojak/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-staging-lirc-lirc_imon.ko_false-unreach-call.cil.out.i [2018-12-09 01:13:46,025 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_77ba4e60-eb75-4d42-b87f-90c356583d53/bin-2019/ukojak/data/6e99e9515/b375f85a197a4ccb81e946ba0b72cb0c/FLAGf86b99353 [2018-12-09 01:13:46,549 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 01:13:46,549 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_77ba4e60-eb75-4d42-b87f-90c356583d53/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-staging-lirc-lirc_imon.ko_false-unreach-call.cil.out.i [2018-12-09 01:13:46,567 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_77ba4e60-eb75-4d42-b87f-90c356583d53/bin-2019/ukojak/data/6e99e9515/b375f85a197a4ccb81e946ba0b72cb0c/FLAGf86b99353 [2018-12-09 01:13:47,061 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_77ba4e60-eb75-4d42-b87f-90c356583d53/bin-2019/ukojak/data/6e99e9515/b375f85a197a4ccb81e946ba0b72cb0c [2018-12-09 01:13:47,064 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 01:13:47,066 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 01:13:47,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 01:13:47,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 01:13:47,070 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 01:13:47,070 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:13:47" (1/1) ... [2018-12-09 01:13:47,072 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79c97519 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:47, skipping insertion in model container [2018-12-09 01:13:47,072 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:13:47" (1/1) ... [2018-12-09 01:13:47,077 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 01:13:47,138 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 01:13:47,719 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:13:47,749 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 01:13:47,869 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:13:47,920 INFO L195 MainTranslator]: Completed translation [2018-12-09 01:13:47,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:47 WrapperNode [2018-12-09 01:13:47,921 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 01:13:47,921 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 01:13:47,921 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 01:13:47,921 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 01:13:47,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:47" (1/1) ... [2018-12-09 01:13:47,958 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:47" (1/1) ... [2018-12-09 01:13:48,005 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 01:13:48,005 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 01:13:48,005 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 01:13:48,005 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 01:13:48,011 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:47" (1/1) ... [2018-12-09 01:13:48,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:47" (1/1) ... [2018-12-09 01:13:48,019 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:47" (1/1) ... [2018-12-09 01:13:48,019 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:47" (1/1) ... [2018-12-09 01:13:48,050 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:47" (1/1) ... [2018-12-09 01:13:48,059 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:47" (1/1) ... [2018-12-09 01:13:48,068 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:47" (1/1) ... [2018-12-09 01:13:48,076 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 01:13:48,076 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 01:13:48,076 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 01:13:48,077 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 01:13:48,077 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:13:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_77ba4e60-eb75-4d42-b87f-90c356583d53/bin-2019/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 [2018-12-09 01:13:48,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-12-09 01:13:48,112 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2018-12-09 01:13:48,112 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2018-12-09 01:13:48,112 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2018-12-09 01:13:48,112 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2018-12-09 01:13:48,112 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_id [2018-12-09 01:13:48,112 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_id [2018-12-09 01:13:48,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 01:13:48,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 01:13:48,112 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2018-12-09 01:13:48,112 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2018-12-09 01:13:48,112 INFO L130 BoogieDeclarations]: Found specification of procedure imon_init [2018-12-09 01:13:48,112 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_init [2018-12-09 01:13:48,113 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2018-12-09 01:13:48,113 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2018-12-09 01:13:48,113 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2018-12-09 01:13:48,113 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2018-12-09 01:13:48,113 INFO L130 BoogieDeclarations]: Found specification of procedure imon_exit [2018-12-09 01:13:48,113 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_exit [2018-12-09 01:13:48,113 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2018-12-09 01:13:48,113 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2018-12-09 01:13:48,113 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-12-09 01:13:48,113 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2018-12-09 01:13:48,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 01:13:48,113 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2018-12-09 01:13:48,113 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2018-12-09 01:13:48,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2018-12-09 01:13:48,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2018-12-09 01:13:48,114 INFO L130 BoogieDeclarations]: Found specification of procedure free_imon_context [2018-12-09 01:13:48,114 INFO L138 BoogieDeclarations]: Found implementation of procedure free_imon_context [2018-12-09 01:13:48,114 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2018-12-09 01:13:48,114 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2018-12-09 01:13:48,114 INFO L130 BoogieDeclarations]: Found specification of procedure lirc_buffer_free [2018-12-09 01:13:48,114 INFO L138 BoogieDeclarations]: Found implementation of procedure lirc_buffer_free [2018-12-09 01:13:48,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-09 01:13:48,114 INFO L130 BoogieDeclarations]: Found specification of procedure deregister_from_lirc [2018-12-09 01:13:48,114 INFO L138 BoogieDeclarations]: Found implementation of procedure deregister_from_lirc [2018-12-09 01:13:48,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-09 01:13:48,114 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2018-12-09 01:13:48,114 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2018-12-09 01:13:48,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2018-12-09 01:13:48,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2018-12-09 01:13:48,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 01:13:48,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-09 01:13:48,115 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2018-12-09 01:13:48,115 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2018-12-09 01:13:48,115 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-12-09 01:13:48,115 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-12-09 01:13:48,115 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2018-12-09 01:13:48,115 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2018-12-09 01:13:48,115 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2018-12-09 01:13:48,115 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2018-12-09 01:13:48,115 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2018-12-09 01:13:48,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2018-12-09 01:13:48,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2018-12-09 01:13:48,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2018-12-09 01:13:48,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 01:13:48,115 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2018-12-09 01:13:48,115 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2018-12-09 01:13:48,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 01:13:48,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 01:13:48,541 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-09 01:13:48,541 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-09 01:13:55,165 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 01:13:55,165 INFO L280 CfgBuilder]: Removed 83 assue(true) statements. [2018-12-09 01:13:55,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:13:55 BoogieIcfgContainer [2018-12-09 01:13:55,166 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 01:13:55,166 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 01:13:55,166 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 01:13:55,172 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 01:13:55,172 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:13:55" (1/1) ... [2018-12-09 01:13:55,179 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:13:55,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:13:55,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 222 states and 312 transitions. [2018-12-09 01:13:55,204 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 312 transitions. [2018-12-09 01:13:55,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-09 01:13:55,206 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:13:55,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:13:55,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:13:57,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:13:57,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 222 states and 309 transitions. [2018-12-09 01:13:57,570 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 309 transitions. [2018-12-09 01:13:57,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 01:13:57,574 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:13:57,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:13:57,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:13:59,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:13:59,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 224 states and 311 transitions. [2018-12-09 01:13:59,969 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 311 transitions. [2018-12-09 01:13:59,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 01:13:59,970 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:00,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:00,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:14:00,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:00,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 224 states and 310 transitions. [2018-12-09 01:14:00,042 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 310 transitions. [2018-12-09 01:14:00,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 01:14:00,043 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:00,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:00,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:14:00,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:00,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 228 states and 326 transitions. [2018-12-09 01:14:00,117 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 326 transitions. [2018-12-09 01:14:00,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 01:14:00,118 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:00,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:00,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:14:00,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:00,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 232 states and 342 transitions. [2018-12-09 01:14:00,184 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 342 transitions. [2018-12-09 01:14:00,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-09 01:14:00,185 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:00,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:00,254 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:14:00,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:00,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 237 states and 357 transitions. [2018-12-09 01:14:00,332 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 357 transitions. [2018-12-09 01:14:00,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 01:14:00,333 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:00,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:00,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 01:14:00,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:00,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 241 states and 364 transitions. [2018-12-09 01:14:00,442 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 364 transitions. [2018-12-09 01:14:00,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 01:14:00,443 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:00,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:00,529 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:14:00,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:00,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 242 states and 364 transitions. [2018-12-09 01:14:00,535 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 364 transitions. [2018-12-09 01:14:00,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 01:14:00,536 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:00,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:00,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 01:14:00,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:00,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 246 states and 371 transitions. [2018-12-09 01:14:00,627 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 371 transitions. [2018-12-09 01:14:00,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 01:14:00,627 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:00,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:00,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 01:14:00,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:00,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 248 states and 374 transitions. [2018-12-09 01:14:00,696 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 374 transitions. [2018-12-09 01:14:00,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 01:14:00,697 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:00,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:00,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 01:14:00,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:00,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 249 states and 375 transitions. [2018-12-09 01:14:00,752 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 375 transitions. [2018-12-09 01:14:00,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 01:14:00,753 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:00,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:00,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 01:14:00,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:00,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 251 states and 378 transitions. [2018-12-09 01:14:00,812 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 378 transitions. [2018-12-09 01:14:00,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 01:14:00,813 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:00,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:00,860 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 01:14:00,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:00,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 252 states and 379 transitions. [2018-12-09 01:14:00,868 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 379 transitions. [2018-12-09 01:14:00,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 01:14:00,868 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:00,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:00,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 01:14:00,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:00,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 253 states and 380 transitions. [2018-12-09 01:14:00,920 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 380 transitions. [2018-12-09 01:14:00,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 01:14:00,920 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:00,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:00,967 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 01:14:00,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:00,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 254 states and 381 transitions. [2018-12-09 01:14:00,976 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 381 transitions. [2018-12-09 01:14:00,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 01:14:00,976 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:00,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:01,026 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 01:14:01,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:01,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 256 states and 383 transitions. [2018-12-09 01:14:01,035 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 383 transitions. [2018-12-09 01:14:01,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 01:14:01,036 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:01,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:01,083 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 01:14:01,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:01,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 258 states and 385 transitions. [2018-12-09 01:14:01,090 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 385 transitions. [2018-12-09 01:14:01,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 01:14:01,091 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:01,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:01,138 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 01:14:01,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:01,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 259 states and 386 transitions. [2018-12-09 01:14:01,141 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 386 transitions. [2018-12-09 01:14:01,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-09 01:14:01,141 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:01,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:01,189 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 01:14:01,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:01,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 260 states and 386 transitions. [2018-12-09 01:14:01,198 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 386 transitions. [2018-12-09 01:14:01,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-09 01:14:01,198 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:01,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:01,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:14:01,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:01,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 261 states and 386 transitions. [2018-12-09 01:14:01,312 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 386 transitions. [2018-12-09 01:14:01,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-09 01:14:01,312 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:01,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:01,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:14:01,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:01,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 262 states and 387 transitions. [2018-12-09 01:14:01,384 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 387 transitions. [2018-12-09 01:14:01,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-09 01:14:01,384 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:01,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:01,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:14:01,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:01,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 277 states and 415 transitions. [2018-12-09 01:14:01,514 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 415 transitions. [2018-12-09 01:14:01,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-09 01:14:01,514 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:01,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:01,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:14:01,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:01,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 282 states and 419 transitions. [2018-12-09 01:14:01,630 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 419 transitions. [2018-12-09 01:14:01,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-09 01:14:01,631 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:01,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:01,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:14:01,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:01,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 297 states and 441 transitions. [2018-12-09 01:14:01,832 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 441 transitions. [2018-12-09 01:14:01,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-09 01:14:01,833 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:01,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:01,914 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 01:14:01,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:01,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 297 states and 440 transitions. [2018-12-09 01:14:01,918 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 440 transitions. [2018-12-09 01:14:01,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-09 01:14:01,919 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:01,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:02,045 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 01:14:02,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:02,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 298 states and 442 transitions. [2018-12-09 01:14:02,100 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 442 transitions. [2018-12-09 01:14:02,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-09 01:14:02,101 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:02,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:02,149 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 01:14:02,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:02,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 301 states and 451 transitions. [2018-12-09 01:14:02,196 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 451 transitions. [2018-12-09 01:14:02,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-09 01:14:02,197 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:02,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:02,288 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 01:14:02,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:02,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 302 states and 453 transitions. [2018-12-09 01:14:02,297 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 453 transitions. [2018-12-09 01:14:02,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-09 01:14:02,298 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:02,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:02,346 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 01:14:02,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:02,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 305 states and 462 transitions. [2018-12-09 01:14:02,398 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 462 transitions. [2018-12-09 01:14:02,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-09 01:14:02,398 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:02,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:02,447 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 01:14:02,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:02,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 307 states and 464 transitions. [2018-12-09 01:14:02,486 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 464 transitions. [2018-12-09 01:14:02,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-09 01:14:02,487 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:02,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:02,536 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 01:14:02,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:02,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 309 states and 466 transitions. [2018-12-09 01:14:02,543 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 466 transitions. [2018-12-09 01:14:02,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-09 01:14:02,544 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:02,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:02,590 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-09 01:14:02,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:02,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 311 states and 468 transitions. [2018-12-09 01:14:02,600 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 468 transitions. [2018-12-09 01:14:02,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-09 01:14:02,601 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:02,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:02,656 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-09 01:14:02,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:02,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 313 states and 470 transitions. [2018-12-09 01:14:02,668 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 470 transitions. [2018-12-09 01:14:02,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-09 01:14:02,669 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:02,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:02,720 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-09 01:14:02,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:02,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 315 states and 472 transitions. [2018-12-09 01:14:02,728 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 472 transitions. [2018-12-09 01:14:02,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-09 01:14:02,729 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:02,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:02,777 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-09 01:14:02,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:02,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 316 states and 473 transitions. [2018-12-09 01:14:02,781 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 473 transitions. [2018-12-09 01:14:02,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-09 01:14:02,782 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:02,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:02,829 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-09 01:14:02,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:02,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 318 states and 475 transitions. [2018-12-09 01:14:02,840 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 475 transitions. [2018-12-09 01:14:02,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-09 01:14:02,840 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:02,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:02,884 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-09 01:14:02,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:02,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 319 states and 475 transitions. [2018-12-09 01:14:02,899 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 475 transitions. [2018-12-09 01:14:02,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-09 01:14:02,900 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:02,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:02,941 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-09 01:14:02,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:02,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 320 states and 476 transitions. [2018-12-09 01:14:02,945 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 476 transitions. [2018-12-09 01:14:02,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-09 01:14:02,946 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:02,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:03,016 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 01:14:03,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:03,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 324 states and 479 transitions. [2018-12-09 01:14:03,086 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 479 transitions. [2018-12-09 01:14:03,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-09 01:14:03,087 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:03,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:03,155 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 01:14:03,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:03,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 328 states and 482 transitions. [2018-12-09 01:14:03,243 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 482 transitions. [2018-12-09 01:14:03,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-09 01:14:03,243 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:03,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:03,292 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-09 01:14:03,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:03,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 329 states and 482 transitions. [2018-12-09 01:14:03,316 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 482 transitions. [2018-12-09 01:14:03,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-09 01:14:03,316 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:03,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:03,424 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 01:14:03,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:03,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 329 states and 479 transitions. [2018-12-09 01:14:03,480 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 479 transitions. [2018-12-09 01:14:03,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-09 01:14:03,480 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:03,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:03,532 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 01:14:03,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:03,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 343 states and 502 transitions. [2018-12-09 01:14:03,561 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 502 transitions. [2018-12-09 01:14:03,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-09 01:14:03,562 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:03,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:03,617 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 01:14:03,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:03,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 361 states and 530 transitions. [2018-12-09 01:14:03,760 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 530 transitions. [2018-12-09 01:14:03,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-09 01:14:03,761 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:03,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:03,840 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 01:14:03,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:03,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 365 states and 536 transitions. [2018-12-09 01:14:03,971 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 536 transitions. [2018-12-09 01:14:03,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-09 01:14:03,971 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:03,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:04,014 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 01:14:04,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:04,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 366 states and 538 transitions. [2018-12-09 01:14:04,021 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 538 transitions. [2018-12-09 01:14:04,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-12-09 01:14:04,022 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:04,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:04,103 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 01:14:04,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:04,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 366 states and 535 transitions. [2018-12-09 01:14:04,148 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 535 transitions. [2018-12-09 01:14:04,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-12-09 01:14:04,149 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:04,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:04,198 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 01:14:04,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:04,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 368 states and 537 transitions. [2018-12-09 01:14:04,208 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 537 transitions. [2018-12-09 01:14:04,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-09 01:14:04,209 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:04,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:04,264 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 01:14:04,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:04,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 374 states and 547 transitions. [2018-12-09 01:14:04,363 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 547 transitions. [2018-12-09 01:14:04,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-09 01:14:04,364 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:04,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:04,451 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 01:14:04,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:04,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 379 states and 556 transitions. [2018-12-09 01:14:04,556 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 556 transitions. [2018-12-09 01:14:04,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-09 01:14:04,556 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:04,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:04,608 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 01:14:04,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:04,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 385 states and 566 transitions. [2018-12-09 01:14:04,667 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 566 transitions. [2018-12-09 01:14:04,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-09 01:14:04,667 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:04,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:04,716 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 01:14:04,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:04,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 390 states and 575 transitions. [2018-12-09 01:14:04,802 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 575 transitions. [2018-12-09 01:14:04,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-09 01:14:04,803 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:04,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:04,856 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 01:14:04,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:04,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 391 states and 575 transitions. [2018-12-09 01:14:04,864 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 575 transitions. [2018-12-09 01:14:04,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-09 01:14:04,865 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:04,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:04,925 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-09 01:14:04,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:04,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 393 states and 577 transitions. [2018-12-09 01:14:04,934 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 577 transitions. [2018-12-09 01:14:04,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-09 01:14:04,935 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:04,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:05,031 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-09 01:14:05,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:05,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 394 states and 579 transitions. [2018-12-09 01:14:05,163 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 579 transitions. [2018-12-09 01:14:05,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-09 01:14:05,164 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:05,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:05,262 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-09 01:14:05,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:05,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 406 states and 604 transitions. [2018-12-09 01:14:05,735 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 604 transitions. [2018-12-09 01:14:05,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-09 01:14:05,736 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:05,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:05,782 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-09 01:14:05,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:05,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 409 states and 609 transitions. [2018-12-09 01:14:05,904 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 609 transitions. [2018-12-09 01:14:05,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-09 01:14:05,904 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:05,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:05,952 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 01:14:06,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:06,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 410 states and 609 transitions. [2018-12-09 01:14:06,065 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 609 transitions. [2018-12-09 01:14:06,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-09 01:14:06,066 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:06,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:06,111 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-09 01:14:06,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:06,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 411 states and 611 transitions. [2018-12-09 01:14:06,122 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 611 transitions. [2018-12-09 01:14:06,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-09 01:14:06,122 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:06,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:06,168 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-09 01:14:06,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:06,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 411 states and 610 transitions. [2018-12-09 01:14:06,178 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 610 transitions. [2018-12-09 01:14:06,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-09 01:14:06,179 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:06,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:06,223 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-09 01:14:06,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:06,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 411 states and 608 transitions. [2018-12-09 01:14:06,227 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 608 transitions. [2018-12-09 01:14:06,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-09 01:14:06,228 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:06,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:06,288 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 01:14:06,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:06,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 415 states and 615 transitions. [2018-12-09 01:14:06,303 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 615 transitions. [2018-12-09 01:14:06,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-09 01:14:06,304 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:06,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:06,354 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 01:14:06,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:06,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 429 states and 641 transitions. [2018-12-09 01:14:06,376 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 641 transitions. [2018-12-09 01:14:06,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-09 01:14:06,377 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:06,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:06,427 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 01:14:06,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:06,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 433 states and 648 transitions. [2018-12-09 01:14:06,441 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 648 transitions. [2018-12-09 01:14:06,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-09 01:14:06,442 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:06,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:06,524 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-09 01:14:06,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:06,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 439 states and 654 transitions. [2018-12-09 01:14:06,712 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 654 transitions. [2018-12-09 01:14:06,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-09 01:14:06,713 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:06,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:06,763 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 01:14:06,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:06,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 453 states and 680 transitions. [2018-12-09 01:14:06,801 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 680 transitions. [2018-12-09 01:14:06,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-09 01:14:06,801 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:06,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:06,877 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 01:14:06,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:06,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 455 states and 683 transitions. [2018-12-09 01:14:06,888 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 683 transitions. [2018-12-09 01:14:06,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-09 01:14:06,889 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:06,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:06,971 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-09 01:14:07,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:07,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 461 states and 693 transitions. [2018-12-09 01:14:07,145 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 693 transitions. [2018-12-09 01:14:07,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-09 01:14:07,145 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:07,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:07,228 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 01:14:07,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:07,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 480 states and 729 transitions. [2018-12-09 01:14:07,583 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 729 transitions. [2018-12-09 01:14:07,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-09 01:14:07,584 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:07,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:07,666 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 01:14:07,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:07,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 480 states and 726 transitions. [2018-12-09 01:14:07,732 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 726 transitions. [2018-12-09 01:14:07,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-09 01:14:07,732 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:07,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:07,784 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 01:14:07,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:07,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 481 states and 726 transitions. [2018-12-09 01:14:07,901 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 726 transitions. [2018-12-09 01:14:07,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-09 01:14:07,901 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:07,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:07,976 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 01:14:07,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:07,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 482 states and 726 transitions. [2018-12-09 01:14:07,986 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 726 transitions. [2018-12-09 01:14:07,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-09 01:14:07,987 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:08,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:08,431 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:14:08,491 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-09 01:14:08,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:08,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 483 states and 728 transitions. [2018-12-09 01:14:08,627 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 728 transitions. [2018-12-09 01:14:08,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-09 01:14:08,628 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:08,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:08,721 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-09 01:14:08,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:08,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 486 states and 730 transitions. [2018-12-09 01:14:08,909 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 730 transitions. [2018-12-09 01:14:08,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-09 01:14:08,910 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:08,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:08,999 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-09 01:14:09,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:09,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 489 states and 732 transitions. [2018-12-09 01:14:09,183 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 732 transitions. [2018-12-09 01:14:09,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-09 01:14:09,184 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:09,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:09,668 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:14:09,674 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-09 01:14:09,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:09,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 490 states and 734 transitions. [2018-12-09 01:14:09,686 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 734 transitions. [2018-12-09 01:14:09,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-09 01:14:09,687 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:09,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:09,755 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-09 01:14:09,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:09,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 492 states and 736 transitions. [2018-12-09 01:14:09,764 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 736 transitions. [2018-12-09 01:14:09,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-09 01:14:09,764 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:09,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:09,824 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 01:14:09,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:09,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 493 states and 736 transitions. [2018-12-09 01:14:09,835 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 736 transitions. [2018-12-09 01:14:09,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-09 01:14:09,835 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:09,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:09,967 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-09 01:14:09,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:09,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 496 states and 739 transitions. [2018-12-09 01:14:09,982 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 739 transitions. [2018-12-09 01:14:09,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-09 01:14:09,983 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:10,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:10,039 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 01:14:10,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:10,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 497 states and 739 transitions. [2018-12-09 01:14:10,048 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 739 transitions. [2018-12-09 01:14:10,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-09 01:14:10,049 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:10,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:10,105 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-12-09 01:14:10,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:10,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 503 states and 748 transitions. [2018-12-09 01:14:10,124 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 748 transitions. [2018-12-09 01:14:10,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-09 01:14:10,125 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:10,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:10,219 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 01:14:10,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:10,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 504 states and 748 transitions. [2018-12-09 01:14:10,230 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 748 transitions. [2018-12-09 01:14:10,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-09 01:14:10,231 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:10,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:10,290 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-12-09 01:14:10,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:10,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 513 states and 761 transitions. [2018-12-09 01:14:10,446 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 761 transitions. [2018-12-09 01:14:10,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-09 01:14:10,447 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:10,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:10,504 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:14:10,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:10,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 517 states and 764 transitions. [2018-12-09 01:14:10,715 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 764 transitions. [2018-12-09 01:14:10,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-09 01:14:10,716 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:10,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:10,799 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 01:14:10,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:10,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 518 states and 764 transitions. [2018-12-09 01:14:10,812 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 764 transitions. [2018-12-09 01:14:10,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-09 01:14:10,813 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:10,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:10,866 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:14:10,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:10,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 522 states and 767 transitions. [2018-12-09 01:14:10,949 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 767 transitions. [2018-12-09 01:14:10,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-09 01:14:10,949 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:10,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:11,029 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-09 01:14:11,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:11,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 523 states and 767 transitions. [2018-12-09 01:14:11,042 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 767 transitions. [2018-12-09 01:14:11,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-09 01:14:11,043 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:11,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:11,100 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-09 01:14:11,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:11,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 525 states and 768 transitions. [2018-12-09 01:14:11,254 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 768 transitions. [2018-12-09 01:14:11,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-09 01:14:11,255 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:11,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:11,677 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:14:11,683 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-09 01:14:11,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:11,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 525 states and 767 transitions. [2018-12-09 01:14:11,689 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 767 transitions. [2018-12-09 01:14:11,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-09 01:14:11,690 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:11,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:11,746 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-09 01:14:11,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:11,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 527 states and 768 transitions. [2018-12-09 01:14:11,834 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 768 transitions. [2018-12-09 01:14:11,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-09 01:14:11,834 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:12,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:12,234 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:14:12,249 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-09 01:14:12,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:12,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 560 states and 809 transitions. [2018-12-09 01:14:12,581 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 809 transitions. [2018-12-09 01:14:12,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-09 01:14:12,583 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:12,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:12,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:14:13,014 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-09 01:14:13,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:13,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 561 states and 810 transitions. [2018-12-09 01:14:13,029 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 810 transitions. [2018-12-09 01:14:13,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-09 01:14:13,030 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:13,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:13,094 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-09 01:14:13,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:13,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 563 states and 812 transitions. [2018-12-09 01:14:13,114 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 812 transitions. [2018-12-09 01:14:13,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-09 01:14:13,115 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:13,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:13,544 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:14:13,555 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-09 01:14:13,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:13,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 564 states and 812 transitions. [2018-12-09 01:14:13,564 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 812 transitions. [2018-12-09 01:14:13,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-09 01:14:13,565 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:13,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:13,988 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:14:13,998 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-09 01:14:15,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:15,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 603 states and 864 transitions. [2018-12-09 01:14:15,227 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 864 transitions. [2018-12-09 01:14:15,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 01:14:15,228 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:15,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:15,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:14:15,675 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-09 01:14:15,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:15,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 604 states and 864 transitions. [2018-12-09 01:14:15,684 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 864 transitions. [2018-12-09 01:14:15,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-09 01:14:15,685 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:16,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:16,116 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:14:16,180 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-09 01:14:16,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:16,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 605 states and 868 transitions. [2018-12-09 01:14:16,302 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 868 transitions. [2018-12-09 01:14:16,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-09 01:14:16,303 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:16,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:16,400 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 01:14:16,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:16,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 613 states and 886 transitions. [2018-12-09 01:14:16,638 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 886 transitions. [2018-12-09 01:14:16,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-09 01:14:16,639 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:17,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:17,070 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:14:17,076 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-09 01:14:17,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:17,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 614 states and 889 transitions. [2018-12-09 01:14:17,092 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 889 transitions. [2018-12-09 01:14:17,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-09 01:14:17,093 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:17,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:17,198 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 01:14:17,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:17,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 622 states and 907 transitions. [2018-12-09 01:14:17,369 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 907 transitions. [2018-12-09 01:14:17,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-09 01:14:17,369 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:17,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:17,464 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 01:14:17,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:17,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 623 states and 907 transitions. [2018-12-09 01:14:17,475 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 907 transitions. [2018-12-09 01:14:17,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-09 01:14:17,476 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:17,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:17,904 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:14:17,915 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-09 01:14:17,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:17,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 627 states and 919 transitions. [2018-12-09 01:14:17,976 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 919 transitions. [2018-12-09 01:14:17,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 01:14:17,977 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:18,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:18,084 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-09 01:14:18,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:18,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 635 states and 936 transitions. [2018-12-09 01:14:18,250 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 936 transitions. [2018-12-09 01:14:18,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-09 01:14:18,250 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:18,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:18,347 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 01:14:18,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:18,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 636 states and 936 transitions. [2018-12-09 01:14:18,358 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 936 transitions. [2018-12-09 01:14:18,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-09 01:14:18,359 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:18,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:18,758 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:14:18,767 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-09 01:14:18,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:18,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 640 states and 948 transitions. [2018-12-09 01:14:18,801 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 948 transitions. [2018-12-09 01:14:18,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-09 01:14:18,802 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:18,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:18,896 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-09 01:14:18,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:18,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 641 states and 948 transitions. [2018-12-09 01:14:18,920 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 948 transitions. [2018-12-09 01:14:18,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-09 01:14:18,921 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:19,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:19,333 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:14:19,343 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-09 01:14:19,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:19,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 644 states and 952 transitions. [2018-12-09 01:14:19,359 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 952 transitions. [2018-12-09 01:14:19,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-09 01:14:19,360 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:19,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:19,831 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:14:19,840 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-09 01:14:19,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:19,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 647 states and 956 transitions. [2018-12-09 01:14:19,860 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 956 transitions. [2018-12-09 01:14:19,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-09 01:14:19,860 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:19,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:19,952 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 01:14:19,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:19,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 648 states and 956 transitions. [2018-12-09 01:14:19,964 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 956 transitions. [2018-12-09 01:14:19,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-09 01:14:19,965 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:19,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:20,145 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-09 01:14:20,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:20,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 660 states and 978 transitions. [2018-12-09 01:14:20,929 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 978 transitions. [2018-12-09 01:14:20,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-09 01:14:20,930 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:20,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:21,038 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 01:14:21,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:21,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 661 states and 978 transitions. [2018-12-09 01:14:21,051 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 978 transitions. [2018-12-09 01:14:21,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-09 01:14:21,051 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:21,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:21,172 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 01:14:21,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:21,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 662 states and 978 transitions. [2018-12-09 01:14:21,188 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 978 transitions. [2018-12-09 01:14:21,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-09 01:14:21,189 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:21,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:21,323 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 01:14:21,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:21,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 663 states and 978 transitions. [2018-12-09 01:14:21,339 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 978 transitions. [2018-12-09 01:14:21,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-09 01:14:21,339 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:21,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:21,485 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 01:14:21,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:21,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 664 states and 978 transitions. [2018-12-09 01:14:21,500 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 978 transitions. [2018-12-09 01:14:21,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-09 01:14:21,500 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:21,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:21,601 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:14:21,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:21,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 665 states and 978 transitions. [2018-12-09 01:14:21,617 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 978 transitions. [2018-12-09 01:14:21,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-09 01:14:21,617 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:22,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:22,035 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:14:22,101 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-09 01:14:22,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:22,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 666 states and 982 transitions. [2018-12-09 01:14:22,257 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 982 transitions. [2018-12-09 01:14:22,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-09 01:14:22,258 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:22,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:22,353 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 01:14:22,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:22,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 667 states and 982 transitions. [2018-12-09 01:14:22,367 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 982 transitions. [2018-12-09 01:14:22,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-09 01:14:22,367 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:22,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:22,467 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 01:14:22,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:22,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 668 states and 982 transitions. [2018-12-09 01:14:22,483 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 982 transitions. [2018-12-09 01:14:22,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-09 01:14:22,484 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:22,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:22,910 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:14:22,971 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-09 01:14:23,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:23,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 669 states and 982 transitions. [2018-12-09 01:14:23,144 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 982 transitions. [2018-12-09 01:14:23,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-09 01:14:23,144 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:23,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:23,657 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:14:24,325 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-09 01:14:25,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:25,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 683 states and 1018 transitions. [2018-12-09 01:14:25,518 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1018 transitions. [2018-12-09 01:14:25,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-09 01:14:25,519 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:25,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:25,615 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-09 01:14:25,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:25,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 684 states and 1018 transitions. [2018-12-09 01:14:25,655 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1018 transitions. [2018-12-09 01:14:25,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-09 01:14:25,656 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:26,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:26,059 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:14:26,069 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-09 01:14:27,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:27,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 698 states and 1045 transitions. [2018-12-09 01:14:27,525 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1045 transitions. [2018-12-09 01:14:27,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-09 01:14:27,526 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:27,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:27,918 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:14:28,026 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-09 01:14:30,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:30,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 705 states and 1062 transitions. [2018-12-09 01:14:30,937 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1062 transitions. [2018-12-09 01:14:30,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-09 01:14:30,938 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:31,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:31,388 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:14:31,848 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-09 01:14:34,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:34,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 710 states and 1066 transitions. [2018-12-09 01:14:34,440 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1066 transitions. [2018-12-09 01:14:34,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-09 01:14:34,441 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:34,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:34,858 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:14:34,865 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-09 01:14:34,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:34,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 710 states and 1065 transitions. [2018-12-09 01:14:34,874 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1065 transitions. [2018-12-09 01:14:34,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-09 01:14:34,875 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:35,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:35,393 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:14:36,099 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 2 proven. 20 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-09 01:14:38,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:38,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 723 states and 1125 transitions. [2018-12-09 01:14:38,050 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1125 transitions. [2018-12-09 01:14:38,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-09 01:14:38,052 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:38,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:38,504 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:14:38,579 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-09 01:14:38,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:38,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 724 states and 1125 transitions. [2018-12-09 01:14:38,826 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1125 transitions. [2018-12-09 01:14:38,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-09 01:14:38,827 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:39,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:39,274 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:14:39,406 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-09 01:14:41,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:41,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 726 states and 1132 transitions. [2018-12-09 01:14:41,476 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1132 transitions. [2018-12-09 01:14:41,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-09 01:14:41,478 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:41,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:41,582 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-09 01:14:42,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:42,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 750 states and 1170 transitions. [2018-12-09 01:14:42,680 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1170 transitions. [2018-12-09 01:14:42,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-09 01:14:42,680 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:42,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:42,746 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 01:14:43,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:43,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 762 states and 1186 transitions. [2018-12-09 01:14:43,398 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1186 transitions. [2018-12-09 01:14:43,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-09 01:14:43,399 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:43,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:43,461 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 01:14:43,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:43,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 774 states and 1202 transitions. [2018-12-09 01:14:43,943 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1202 transitions. [2018-12-09 01:14:43,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-09 01:14:43,944 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:44,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:44,364 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:14:44,749 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-09 01:14:46,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:46,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 779 states and 1220 transitions. [2018-12-09 01:14:46,585 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1220 transitions. [2018-12-09 01:14:46,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-09 01:14:46,585 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:46,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:47,015 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-09 01:14:50,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:50,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 790 states and 1237 transitions. [2018-12-09 01:14:50,127 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1237 transitions. [2018-12-09 01:14:50,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-09 01:14:50,129 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:50,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:50,636 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:14:52,011 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-09 01:14:56,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:56,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 805 states and 1274 transitions. [2018-12-09 01:14:56,300 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1274 transitions. [2018-12-09 01:14:56,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 01:14:56,301 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:56,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:56,729 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:14:56,741 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 01:14:59,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:14:59,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 811 states and 1300 transitions. [2018-12-09 01:14:59,315 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1300 transitions. [2018-12-09 01:14:59,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-09 01:14:59,316 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:14:59,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:14:59,839 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:14:59,852 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 01:15:03,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:15:03,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 823 states and 1337 transitions. [2018-12-09 01:15:03,489 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1337 transitions. [2018-12-09 01:15:03,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 01:15:03,490 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:15:13,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-12-09 01:15:13,885 FATAL L292 ToolchainWalker]: 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:509) 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) [2018-12-09 01:15:13,888 INFO L168 Benchmark]: Toolchain (without parser) took 86822.86 ms. Allocated memory was 1.0 GB in the beginning and 2.6 GB in the end (delta: 1.6 GB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -196.2 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2018-12-09 01:15:13,889 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:15:13,889 INFO L168 Benchmark]: CACSL2BoogieTranslator took 854.25 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.2 MB). Free memory was 945.2 MB in the beginning and 1.0 GB in the end (delta: -62.6 MB). Peak memory consumption was 66.2 MB. Max. memory is 11.5 GB. [2018-12-09 01:15:13,889 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.70 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 997.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 01:15:13,890 INFO L168 Benchmark]: Boogie Preprocessor took 71.13 ms. Allocated memory is still 1.1 GB. Free memory was 997.1 MB in the beginning and 986.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 01:15:13,890 INFO L168 Benchmark]: RCFGBuilder took 7089.43 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 227.5 MB). Free memory was 986.4 MB in the beginning and 1.1 GB in the end (delta: -137.0 MB). Peak memory consumption was 407.3 MB. Max. memory is 11.5 GB. [2018-12-09 01:15:13,890 INFO L168 Benchmark]: CodeCheck took 78721.08 ms. Allocated memory was 1.4 GB in the beginning and 2.6 GB in the end (delta: 1.2 GB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -18.1 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-12-09 01:15:13,893 INFO L336 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:509) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 854.25 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.2 MB). Free memory was 945.2 MB in the beginning and 1.0 GB in the end (delta: -62.6 MB). Peak memory consumption was 66.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 83.70 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 997.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 71.13 ms. Allocated memory is still 1.1 GB. Free memory was 997.1 MB in the beginning and 986.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 7089.43 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 227.5 MB). Free memory was 986.4 MB in the beginning and 1.1 GB in the end (delta: -137.0 MB). Peak memory consumption was 407.3 MB. Max. memory is 11.5 GB. * CodeCheck took 78721.08 ms. Allocated memory was 1.4 GB in the beginning and 2.6 GB in the end (delta: 1.2 GB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -18.1 MB). Peak memory consumption was 1.2 GB. 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 0.1.23-635dfa2 [2018-12-09 01:15:15,155 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 01:15:15,156 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 01:15:15,164 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 01:15:15,164 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 01:15:15,165 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 01:15:15,165 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 01:15:15,167 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 01:15:15,168 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 01:15:15,168 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 01:15:15,169 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 01:15:15,169 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 01:15:15,170 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 01:15:15,170 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 01:15:15,171 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 01:15:15,172 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 01:15:15,172 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 01:15:15,173 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 01:15:15,175 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 01:15:15,176 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 01:15:15,176 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 01:15:15,177 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 01:15:15,179 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 01:15:15,179 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 01:15:15,179 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 01:15:15,180 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 01:15:15,180 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 01:15:15,181 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 01:15:15,181 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 01:15:15,182 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 01:15:15,182 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 01:15:15,183 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 01:15:15,183 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 01:15:15,183 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 01:15:15,184 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 01:15:15,184 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 01:15:15,184 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_77ba4e60-eb75-4d42-b87f-90c356583d53/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2018-12-09 01:15:15,194 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 01:15:15,195 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 01:15:15,195 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 01:15:15,195 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 01:15:15,196 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 01:15:15,196 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 01:15:15,196 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 01:15:15,196 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 01:15:15,196 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 01:15:15,196 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 01:15:15,196 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 01:15:15,196 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 01:15:15,197 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 01:15:15,197 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 01:15:15,197 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 01:15:15,197 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 01:15:15,197 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 01:15:15,197 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 01:15:15,197 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 01:15:15,197 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 01:15:15,197 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 01:15:15,198 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 01:15:15,198 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 01:15:15,198 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 01:15:15,198 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 01:15:15,198 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 01:15:15,198 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 01:15:15,198 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 01:15:15,198 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 01:15:15,198 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 01:15:15,198 INFO L133 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/working_dir_77ba4e60-eb75-4d42-b87f-90c356583d53/bin-2019/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 -> 889dd692eefdb297c9be64fe2eeeadf4f986a64f [2018-12-09 01:15:15,220 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 01:15:15,227 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 01:15:15,229 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 01:15:15,230 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 01:15:15,230 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 01:15:15,231 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_77ba4e60-eb75-4d42-b87f-90c356583d53/bin-2019/ukojak/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-staging-lirc-lirc_imon.ko_false-unreach-call.cil.out.i [2018-12-09 01:15:15,268 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_77ba4e60-eb75-4d42-b87f-90c356583d53/bin-2019/ukojak/data/ffe26938f/5f55dfd969a6419cb838f3749bd47b4c/FLAGd3c57518f [2018-12-09 01:15:15,766 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 01:15:15,767 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_77ba4e60-eb75-4d42-b87f-90c356583d53/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-staging-lirc-lirc_imon.ko_false-unreach-call.cil.out.i [2018-12-09 01:15:15,786 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_77ba4e60-eb75-4d42-b87f-90c356583d53/bin-2019/ukojak/data/ffe26938f/5f55dfd969a6419cb838f3749bd47b4c/FLAGd3c57518f [2018-12-09 01:15:16,309 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_77ba4e60-eb75-4d42-b87f-90c356583d53/bin-2019/ukojak/data/ffe26938f/5f55dfd969a6419cb838f3749bd47b4c [2018-12-09 01:15:16,313 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 01:15:16,315 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 01:15:16,316 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 01:15:16,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 01:15:16,321 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 01:15:16,322 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:15:16" (1/1) ... [2018-12-09 01:15:16,325 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc86d9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:15:16, skipping insertion in model container [2018-12-09 01:15:16,325 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:15:16" (1/1) ... [2018-12-09 01:15:16,332 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 01:15:16,386 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 01:15:16,903 FATAL L292 ToolchainWalker]: 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:1307) 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.dispatchDecaySwitchToRValueFunctionArgument(ExpressionResultTransformer.java:114) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:642) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:508) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1327) 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:1271) 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:963) 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:963) 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:963) 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:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1342) 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:3446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2241) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:539) 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:190) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:129) 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) [2018-12-09 01:15:16,906 INFO L168 Benchmark]: Toolchain (without parser) took 592.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -180.6 MB). Peak memory consumption was 70.0 MB. Max. memory is 11.5 GB. [2018-12-09 01:15:16,907 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:15:16,907 INFO L168 Benchmark]: CACSL2BoogieTranslator took 588.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -180.6 MB). Peak memory consumption was 70.0 MB. Max. memory is 11.5 GB. [2018-12-09 01:15:16,909 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 588.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -180.6 MB). Peak memory consumption was 70.0 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...