./Ultimate.py --spec ../../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.prp --file ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_false-unreach-call.cil.out.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0ad2be82-41e2-48a0-939e-dc898b487a9f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0ad2be82-41e2-48a0-939e-dc898b487a9f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0ad2be82-41e2-48a0-939e-dc898b487a9f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0ad2be82-41e2-48a0-939e-dc898b487a9f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_false-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0ad2be82-41e2-48a0-939e-dc898b487a9f/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0ad2be82-41e2-48a0-939e-dc898b487a9f/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 02db575a38d0ff4592e3337f7e35ff64c80547f5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_0ad2be82-41e2-48a0-939e-dc898b487a9f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0ad2be82-41e2-48a0-939e-dc898b487a9f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0ad2be82-41e2-48a0-939e-dc898b487a9f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0ad2be82-41e2-48a0-939e-dc898b487a9f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_false-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0ad2be82-41e2-48a0-939e-dc898b487a9f/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0ad2be82-41e2-48a0-939e-dc898b487a9f/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 02db575a38d0ff4592e3337f7e35ff64c80547f5 ...................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: Indexed Sort BitVec undefined --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 19:36:39,639 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 19:36:39,640 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 19:36:39,653 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 19:36:39,653 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 19:36:39,655 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 19:36:39,657 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 19:36:39,659 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 19:36:39,661 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 19:36:39,662 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 19:36:39,665 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 19:36:39,665 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 19:36:39,666 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 19:36:39,668 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 19:36:39,675 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 19:36:39,675 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 19:36:39,676 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 19:36:39,677 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 19:36:39,678 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 19:36:39,679 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 19:36:39,681 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 19:36:39,681 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 19:36:39,683 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 19:36:39,683 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 19:36:39,683 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 19:36:39,684 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 19:36:39,685 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 19:36:39,686 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 19:36:39,686 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 19:36:39,687 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 19:36:39,687 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 19:36:39,688 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 19:36:39,688 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 19:36:39,689 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 19:36:39,689 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 19:36:39,690 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 19:36:39,690 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0ad2be82-41e2-48a0-939e-dc898b487a9f/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-10-26 19:36:39,702 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 19:36:39,702 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 19:36:39,703 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 19:36:39,703 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 19:36:39,704 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 19:36:39,704 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 19:36:39,704 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 19:36:39,704 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 19:36:39,704 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 19:36:39,704 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 19:36:39,704 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 19:36:39,705 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 19:36:39,705 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 19:36:39,705 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 19:36:39,705 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 19:36:39,705 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 19:36:39,706 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 19:36:39,706 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 19:36:39,706 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 19:36:39,706 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 19:36:39,707 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 19:36:39,707 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 19:36:39,707 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 19:36:39,707 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 19:36:39,707 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 19:36:39,707 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 19:36:39,707 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_0ad2be82-41e2-48a0-939e-dc898b487a9f/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 -> 02db575a38d0ff4592e3337f7e35ff64c80547f5 [2018-10-26 19:36:39,743 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 19:36:39,755 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 19:36:39,760 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 19:36:39,761 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 19:36:39,761 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 19:36:39,762 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0ad2be82-41e2-48a0-939e-dc898b487a9f/bin-2019/ukojak/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_false-unreach-call.cil.out.c [2018-10-26 19:36:39,805 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0ad2be82-41e2-48a0-939e-dc898b487a9f/bin-2019/ukojak/data/930ea2691/5e63a5a611ab49ca82d9254962b3d1b0/FLAG23ece9498 [2018-10-26 19:36:40,451 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 19:36:40,451 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0ad2be82-41e2-48a0-939e-dc898b487a9f/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_false-unreach-call.cil.out.c [2018-10-26 19:36:40,496 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0ad2be82-41e2-48a0-939e-dc898b487a9f/bin-2019/ukojak/data/930ea2691/5e63a5a611ab49ca82d9254962b3d1b0/FLAG23ece9498 [2018-10-26 19:36:40,511 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0ad2be82-41e2-48a0-939e-dc898b487a9f/bin-2019/ukojak/data/930ea2691/5e63a5a611ab49ca82d9254962b3d1b0 [2018-10-26 19:36:40,514 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 19:36:40,516 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 19:36:40,517 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 19:36:40,520 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 19:36:40,523 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 19:36:40,524 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:36:40" (1/1) ... [2018-10-26 19:36:40,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@299f3a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:36:40, skipping insertion in model container [2018-10-26 19:36:40,527 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:36:40" (1/1) ... [2018-10-26 19:36:40,535 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 19:36:40,658 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 19:36:43,020 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:36:43,072 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 19:36:43,648 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:36:43,798 INFO L193 MainTranslator]: Completed translation [2018-10-26 19:36:43,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:36:43 WrapperNode [2018-10-26 19:36:43,799 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 19:36:43,800 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 19:36:43,800 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 19:36:43,800 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 19:36:43,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:36:43" (1/1) ... [2018-10-26 19:36:43,861 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:36:43" (1/1) ... [2018-10-26 19:36:43,944 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 19:36:43,945 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 19:36:43,945 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 19:36:43,945 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 19:36:43,956 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:36:43" (1/1) ... [2018-10-26 19:36:43,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:36:43" (1/1) ... [2018-10-26 19:36:43,972 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:36:43" (1/1) ... [2018-10-26 19:36:43,973 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:36:43" (1/1) ... [2018-10-26 19:36:44,100 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:36:43" (1/1) ... [2018-10-26 19:36:44,124 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:36:43" (1/1) ... [2018-10-26 19:36:44,144 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:36:43" (1/1) ... [2018-10-26 19:36:44,158 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 19:36:44,158 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 19:36:44,158 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 19:36:44,158 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 19:36:44,159 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:36:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0ad2be82-41e2-48a0-939e-dc898b487a9f/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 [2018-10-26 19:36:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2018-10-26 19:36:44,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2018-10-26 19:36:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure sl_tx_timeout [2018-10-26 19:36:44,216 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_tx_timeout [2018-10-26 19:36:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-10-26 19:36:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 19:36:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2018-10-26 19:36:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2018-10-26 19:36:44,217 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2018-10-26 19:36:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-10-26 19:36:44,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-10-26 19:36:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-10-26 19:36:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2018-10-26 19:36:44,221 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2018-10-26 19:36:44,222 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2018-10-26 19:36:44,222 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2018-10-26 19:36:44,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-10-26 19:36:44,223 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-10-26 19:36:44,223 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2018-10-26 19:36:44,223 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2018-10-26 19:36:44,223 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2018-10-26 19:36:44,223 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2018-10-26 19:36:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2018-10-26 19:36:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-10-26 19:36:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_bufs [2018-10-26 19:36:44,224 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_bufs [2018-10-26 19:36:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-10-26 19:36:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-10-26 19:36:44,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-10-26 19:36:44,225 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2018-10-26 19:36:44,225 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2018-10-26 19:36:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-10-26 19:36:44,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-10-26 19:36:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2018-10-26 19:36:44,226 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2018-10-26 19:36:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2018-10-26 19:36:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2018-10-26 19:36:44,226 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2018-10-26 19:36:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure sl_bump [2018-10-26 19:36:44,226 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_bump [2018-10-26 19:36:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure slip_ioctl [2018-10-26 19:36:44,227 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_ioctl [2018-10-26 19:36:44,227 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2018-10-26 19:36:44,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-10-26 19:36:44,227 INFO L130 BoogieDeclarations]: Found specification of procedure slip_close [2018-10-26 19:36:44,227 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_close [2018-10-26 19:36:44,227 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2018-10-26 19:36:44,227 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2018-10-26 19:36:44,227 INFO L130 BoogieDeclarations]: Found specification of procedure slip_compat_ioctl [2018-10-26 19:36:44,227 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_compat_ioctl [2018-10-26 19:36:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2018-10-26 19:36:44,228 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2018-10-26 19:36:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure sl_get_stats64 [2018-10-26 19:36:44,228 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_get_stats64 [2018-10-26 19:36:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-10-26 19:36:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2018-10-26 19:36:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2018-10-26 19:36:44,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2018-10-26 19:36:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2018-10-26 19:36:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure sl_ioctl [2018-10-26 19:36:44,229 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_ioctl [2018-10-26 19:36:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2018-10-26 19:36:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 19:36:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2018-10-26 19:36:44,229 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2018-10-26 19:36:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure tty_devnum [2018-10-26 19:36:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2018-10-26 19:36:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure slip_hangup [2018-10-26 19:36:44,229 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_hangup [2018-10-26 19:36:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-10-26 19:36:44,230 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-10-26 19:36:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2018-10-26 19:36:44,230 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2018-10-26 19:36:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure sl_change_mtu [2018-10-26 19:36:44,230 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_change_mtu [2018-10-26 19:36:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2018-10-26 19:36:44,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2018-10-26 19:36:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2018-10-26 19:36:44,230 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2018-10-26 19:36:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2018-10-26 19:36:44,231 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2018-10-26 19:36:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2018-10-26 19:36:44,231 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2018-10-26 19:36:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2018-10-26 19:36:44,231 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2018-10-26 19:36:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2018-10-26 19:36:44,231 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2018-10-26 19:36:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2018-10-26 19:36:44,231 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2018-10-26 19:36:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2018-10-26 19:36:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-10-26 19:36:44,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-10-26 19:36:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 19:36:44,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 19:36:44,240 INFO L130 BoogieDeclarations]: Found specification of procedure sl_unlock [2018-10-26 19:36:44,240 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_unlock [2018-10-26 19:36:44,241 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2018-10-26 19:36:44,241 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2018-10-26 19:37:01,665 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 19:37:01,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:37:01 BoogieIcfgContainer [2018-10-26 19:37:01,665 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 19:37:01,666 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 19:37:01,666 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 19:37:01,674 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 19:37:01,675 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:37:01" (1/1) ... [2018-10-26 19:37:01,684 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:37:01,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:01,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 640 states and 962 transitions. [2018-10-26 19:37:01,736 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 962 transitions. [2018-10-26 19:37:01,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-26 19:37:01,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:01,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:02,163 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-10-26 19:37:02,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:02,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 645 states and 1009 transitions. [2018-10-26 19:37:02,638 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1009 transitions. [2018-10-26 19:37:02,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-26 19:37:02,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:02,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:02,803 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-10-26 19:37:02,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:02,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 646 states and 1010 transitions. [2018-10-26 19:37:02,826 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1010 transitions. [2018-10-26 19:37:02,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-26 19:37:02,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:02,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:03,052 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-10-26 19:37:03,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:03,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 650 states and 1057 transitions. [2018-10-26 19:37:03,230 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 1057 transitions. [2018-10-26 19:37:03,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-26 19:37:03,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:03,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:03,414 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-10-26 19:37:03,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:03,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 653 states and 1092 transitions. [2018-10-26 19:37:03,638 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1092 transitions. [2018-10-26 19:37:03,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-26 19:37:03,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:03,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:04,014 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-10-26 19:37:04,210 WARN L179 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-10-26 19:37:04,789 WARN L179 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-26 19:37:05,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:05,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 658 states and 1133 transitions. [2018-10-26 19:37:05,063 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1133 transitions. [2018-10-26 19:37:05,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-26 19:37:05,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:05,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:05,139 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-10-26 19:37:05,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:05,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 659 states and 1133 transitions. [2018-10-26 19:37:05,209 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1133 transitions. [2018-10-26 19:37:05,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-26 19:37:05,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:05,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:05,477 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-10-26 19:37:05,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:05,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 666 states and 1178 transitions. [2018-10-26 19:37:05,901 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1178 transitions. [2018-10-26 19:37:05,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-26 19:37:05,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:06,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:06,065 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-10-26 19:37:06,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:06,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 669 states and 1183 transitions. [2018-10-26 19:37:06,387 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1183 transitions. [2018-10-26 19:37:06,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-26 19:37:06,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:06,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:06,440 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-10-26 19:37:06,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:06,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 670 states and 1183 transitions. [2018-10-26 19:37:06,493 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1183 transitions. [2018-10-26 19:37:06,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-26 19:37:06,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:06,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:06,648 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-10-26 19:37:06,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:06,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 669 states and 1176 transitions. [2018-10-26 19:37:06,718 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1176 transitions. [2018-10-26 19:37:06,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-26 19:37:06,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:06,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:06,775 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-10-26 19:37:06,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:06,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 672 states and 1181 transitions. [2018-10-26 19:37:06,935 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1181 transitions. [2018-10-26 19:37:06,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-26 19:37:06,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:06,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:07,110 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-10-26 19:37:07,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:07,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 671 states and 1174 transitions. [2018-10-26 19:37:07,201 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1174 transitions. [2018-10-26 19:37:07,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-26 19:37:07,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:07,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:07,252 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-10-26 19:37:07,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:07,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 672 states and 1174 transitions. [2018-10-26 19:37:07,289 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1174 transitions. [2018-10-26 19:37:07,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-26 19:37:07,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:07,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:07,352 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-10-26 19:37:07,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:07,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 675 states and 1180 transitions. [2018-10-26 19:37:07,583 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1180 transitions. [2018-10-26 19:37:07,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-26 19:37:07,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:07,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:07,629 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-10-26 19:37:08,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:08,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 679 states and 1188 transitions. [2018-10-26 19:37:08,148 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1188 transitions. [2018-10-26 19:37:08,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-26 19:37:08,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:08,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:08,200 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-10-26 19:37:08,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:08,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 681 states and 1191 transitions. [2018-10-26 19:37:08,360 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1191 transitions. [2018-10-26 19:37:08,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-26 19:37:08,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:08,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:08,667 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-10-26 19:37:09,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:09,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 688 states and 1245 transitions. [2018-10-26 19:37:09,126 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1245 transitions. [2018-10-26 19:37:09,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-26 19:37:09,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:09,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:09,311 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-10-26 19:37:10,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:10,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 694 states and 1291 transitions. [2018-10-26 19:37:10,048 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1291 transitions. [2018-10-26 19:37:10,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-26 19:37:10,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:10,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:10,095 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-10-26 19:37:10,488 WARN L179 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-26 19:37:10,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:10,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 699 states and 1330 transitions. [2018-10-26 19:37:10,948 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1330 transitions. [2018-10-26 19:37:10,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-26 19:37:10,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:10,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:11,009 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-10-26 19:37:11,847 WARN L179 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-26 19:37:11,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:11,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 702 states and 1363 transitions. [2018-10-26 19:37:11,950 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1363 transitions. [2018-10-26 19:37:11,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-26 19:37:11,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:11,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:12,071 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-10-26 19:37:12,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:12,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 703 states and 1363 transitions. [2018-10-26 19:37:12,108 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1363 transitions. [2018-10-26 19:37:12,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-26 19:37:12,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:12,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:12,955 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-10-26 19:37:13,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:13,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 703 states and 1353 transitions. [2018-10-26 19:37:13,394 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1353 transitions. [2018-10-26 19:37:13,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-26 19:37:13,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:13,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:14,067 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-10-26 19:37:15,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:15,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 713 states and 1410 transitions. [2018-10-26 19:37:15,959 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1410 transitions. [2018-10-26 19:37:15,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-26 19:37:15,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:15,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:16,020 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-10-26 19:37:16,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:16,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 717 states and 1445 transitions. [2018-10-26 19:37:16,698 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1445 transitions. [2018-10-26 19:37:16,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-26 19:37:16,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:16,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:16,748 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-10-26 19:37:17,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:17,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 718 states and 1445 transitions. [2018-10-26 19:37:17,183 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1445 transitions. [2018-10-26 19:37:17,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-26 19:37:17,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:17,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:17,230 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-10-26 19:37:17,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:17,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 719 states and 1445 transitions. [2018-10-26 19:37:17,456 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1445 transitions. [2018-10-26 19:37:17,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-26 19:37:17,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:17,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:17,502 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-10-26 19:37:18,177 WARN L179 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-10-26 19:37:18,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:18,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 722 states and 1476 transitions. [2018-10-26 19:37:18,538 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1476 transitions. [2018-10-26 19:37:18,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-26 19:37:18,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:18,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:18,581 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-10-26 19:37:18,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:18,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 723 states and 1476 transitions. [2018-10-26 19:37:18,641 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1476 transitions. [2018-10-26 19:37:18,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-26 19:37:18,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:18,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:18,682 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-10-26 19:37:18,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:18,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 724 states and 1476 transitions. [2018-10-26 19:37:18,746 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1476 transitions. [2018-10-26 19:37:18,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-26 19:37:18,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:18,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:18,791 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-10-26 19:37:20,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:20,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 728 states and 1507 transitions. [2018-10-26 19:37:20,079 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1507 transitions. [2018-10-26 19:37:20,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-26 19:37:20,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:20,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:20,126 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-10-26 19:37:20,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:20,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 731 states and 1511 transitions. [2018-10-26 19:37:20,329 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1511 transitions. [2018-10-26 19:37:20,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-26 19:37:20,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:20,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:20,384 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-10-26 19:37:20,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:20,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 735 states and 1517 transitions. [2018-10-26 19:37:20,701 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1517 transitions. [2018-10-26 19:37:20,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-26 19:37:20,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:20,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:20,743 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-10-26 19:37:20,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:20,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 736 states and 1517 transitions. [2018-10-26 19:37:20,804 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1517 transitions. [2018-10-26 19:37:20,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-26 19:37:20,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:20,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:20,846 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-10-26 19:37:20,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:20,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 737 states and 1517 transitions. [2018-10-26 19:37:20,959 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1517 transitions. [2018-10-26 19:37:20,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-26 19:37:20,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:20,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:21,003 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 13 proven. 7 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-10-26 19:37:21,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:21,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 740 states and 1525 transitions. [2018-10-26 19:37:21,511 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1525 transitions. [2018-10-26 19:37:21,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-26 19:37:21,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:21,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:21,563 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 13 proven. 7 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-10-26 19:37:22,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:22,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 742 states and 1530 transitions. [2018-10-26 19:37:22,540 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1530 transitions. [2018-10-26 19:37:22,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-26 19:37:22,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:22,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:22,581 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-10-26 19:37:23,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:23,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1541 states to 746 states and 1541 transitions. [2018-10-26 19:37:23,104 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1541 transitions. [2018-10-26 19:37:23,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-26 19:37:23,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:23,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:23,151 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-10-26 19:37:23,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:23,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1541 states to 747 states and 1541 transitions. [2018-10-26 19:37:23,193 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1541 transitions. [2018-10-26 19:37:23,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-26 19:37:23,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:23,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:23,234 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-10-26 19:37:23,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:23,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 749 states and 1546 transitions. [2018-10-26 19:37:23,801 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1546 transitions. [2018-10-26 19:37:23,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-26 19:37:23,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:23,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:23,848 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-10-26 19:37:23,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:23,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 750 states and 1548 transitions. [2018-10-26 19:37:23,925 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1548 transitions. [2018-10-26 19:37:23,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-26 19:37:23,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:23,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:23,964 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 11 proven. 8 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-10-26 19:37:24,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:24,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 751 states and 1549 transitions. [2018-10-26 19:37:24,147 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1549 transitions. [2018-10-26 19:37:24,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-26 19:37:24,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:24,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:24,184 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-10-26 19:37:24,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:24,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 754 states and 1556 transitions. [2018-10-26 19:37:24,804 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1556 transitions. [2018-10-26 19:37:24,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-26 19:37:24,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:24,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:24,841 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-10-26 19:37:25,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:25,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 755 states and 1557 transitions. [2018-10-26 19:37:25,074 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1557 transitions. [2018-10-26 19:37:25,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-26 19:37:25,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:25,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:25,112 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-10-26 19:37:25,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:25,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 756 states and 1558 transitions. [2018-10-26 19:37:25,292 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1558 transitions. [2018-10-26 19:37:25,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-26 19:37:25,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:25,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:25,337 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-10-26 19:37:25,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:25,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 757 states and 1558 transitions. [2018-10-26 19:37:25,386 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1558 transitions. [2018-10-26 19:37:25,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-26 19:37:25,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:25,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:25,436 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-10-26 19:37:25,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:25,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 758 states and 1558 transitions. [2018-10-26 19:37:25,541 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1558 transitions. [2018-10-26 19:37:25,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-26 19:37:25,543 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:25,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:25,674 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-10-26 19:37:25,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:25,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 759 states and 1558 transitions. [2018-10-26 19:37:25,772 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1558 transitions. [2018-10-26 19:37:25,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-26 19:37:25,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:25,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:25,808 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-10-26 19:37:25,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:25,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 759 states and 1557 transitions. [2018-10-26 19:37:25,856 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1557 transitions. [2018-10-26 19:37:25,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-26 19:37:25,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:25,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:26,880 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-10-26 19:37:26,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:26,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 763 states and 1564 transitions. [2018-10-26 19:37:26,988 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1564 transitions. [2018-10-26 19:37:26,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-26 19:37:26,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:27,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:27,027 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-10-26 19:37:27,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:27,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 764 states and 1566 transitions. [2018-10-26 19:37:27,240 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1566 transitions. [2018-10-26 19:37:27,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-26 19:37:27,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:27,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:27,276 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-10-26 19:37:27,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:27,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 766 states and 1568 transitions. [2018-10-26 19:37:27,406 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1568 transitions. [2018-10-26 19:37:27,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-26 19:37:27,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:27,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:27,440 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-10-26 19:37:27,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:27,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 767 states and 1568 transitions. [2018-10-26 19:37:27,476 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1568 transitions. [2018-10-26 19:37:27,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-26 19:37:27,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:27,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:27,511 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-10-26 19:37:27,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:27,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 768 states and 1568 transitions. [2018-10-26 19:37:27,761 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1568 transitions. [2018-10-26 19:37:27,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-26 19:37:27,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:27,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:27,793 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-10-26 19:37:27,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:27,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 769 states and 1568 transitions. [2018-10-26 19:37:27,875 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1568 transitions. [2018-10-26 19:37:27,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-26 19:37:27,876 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:27,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:27,954 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-10-26 19:37:28,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:28,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 773 states and 1579 transitions. [2018-10-26 19:37:28,054 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1579 transitions. [2018-10-26 19:37:28,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-26 19:37:28,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:28,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:28,123 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-10-26 19:37:28,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:28,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 776 states and 1586 transitions. [2018-10-26 19:37:28,154 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1586 transitions. [2018-10-26 19:37:28,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-26 19:37:28,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:28,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:28,181 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-10-26 19:37:28,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:28,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 779 states and 1592 transitions. [2018-10-26 19:37:28,209 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1592 transitions. [2018-10-26 19:37:28,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-26 19:37:28,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:28,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:28,238 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-10-26 19:37:28,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:28,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 783 states and 1600 transitions. [2018-10-26 19:37:28,291 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1600 transitions. [2018-10-26 19:37:28,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-26 19:37:28,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:28,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:28,681 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-10-26 19:37:28,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:28,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 785 states and 1604 transitions. [2018-10-26 19:37:28,813 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1604 transitions. [2018-10-26 19:37:28,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-26 19:37:28,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:28,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:29,164 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-10-26 19:37:29,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:29,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1609 states to 786 states and 1607 transitions. [2018-10-26 19:37:29,358 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1607 transitions. [2018-10-26 19:37:29,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-26 19:37:29,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:29,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:29,641 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-10-26 19:37:30,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:30,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 804 states and 1700 transitions. [2018-10-26 19:37:30,750 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1700 transitions. [2018-10-26 19:37:30,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-26 19:37:30,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:30,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:30,796 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-10-26 19:37:30,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:30,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 804 states and 1697 transitions. [2018-10-26 19:37:30,945 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1697 transitions. [2018-10-26 19:37:30,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-26 19:37:30,946 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:30,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:31,394 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-10-26 19:37:31,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:31,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 807 states and 1703 transitions. [2018-10-26 19:37:31,499 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1703 transitions. [2018-10-26 19:37:31,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-26 19:37:31,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:31,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:31,548 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-10-26 19:37:31,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:31,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 809 states and 1705 transitions. [2018-10-26 19:37:31,892 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1705 transitions. [2018-10-26 19:37:31,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-26 19:37:31,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:31,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:31,950 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-10-26 19:37:31,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:31,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 810 states and 1706 transitions. [2018-10-26 19:37:31,985 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 1706 transitions. [2018-10-26 19:37:31,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-26 19:37:31,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:32,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:32,028 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-10-26 19:37:32,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:32,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 812 states and 1709 transitions. [2018-10-26 19:37:32,351 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1709 transitions. [2018-10-26 19:37:32,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-26 19:37:32,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:32,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:32,397 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-10-26 19:37:32,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:32,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1737 states to 814 states and 1713 transitions. [2018-10-26 19:37:32,860 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1713 transitions. [2018-10-26 19:37:32,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-26 19:37:32,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:32,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:33,206 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-10-26 19:37:33,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:33,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 818 states and 1725 transitions. [2018-10-26 19:37:33,828 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1725 transitions. [2018-10-26 19:37:33,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-26 19:37:33,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:33,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:33,872 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-10-26 19:37:33,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:33,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1753 states to 819 states and 1729 transitions. [2018-10-26 19:37:33,900 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1729 transitions. [2018-10-26 19:37:33,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-26 19:37:33,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:33,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:33,932 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-10-26 19:37:34,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:34,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1756 states to 821 states and 1732 transitions. [2018-10-26 19:37:34,190 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1732 transitions. [2018-10-26 19:37:34,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-26 19:37:34,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:34,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:34,221 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-10-26 19:37:34,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:34,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1756 states to 822 states and 1732 transitions. [2018-10-26 19:37:34,260 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1732 transitions. [2018-10-26 19:37:34,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-26 19:37:34,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:34,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:34,314 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-10-26 19:37:35,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:35,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1796 states to 825 states and 1759 transitions. [2018-10-26 19:37:35,096 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1759 transitions. [2018-10-26 19:37:35,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-26 19:37:35,098 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:35,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:35,280 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-10-26 19:37:35,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:35,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1796 states to 826 states and 1759 transitions. [2018-10-26 19:37:35,658 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1759 transitions. [2018-10-26 19:37:35,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-26 19:37:35,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:35,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:35,711 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-10-26 19:37:35,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:35,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1790 states to 823 states and 1753 transitions. [2018-10-26 19:37:35,877 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1753 transitions. [2018-10-26 19:37:35,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-26 19:37:35,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:35,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:36,175 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-10-26 19:37:37,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:37,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 833 states and 1769 transitions. [2018-10-26 19:37:37,950 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1769 transitions. [2018-10-26 19:37:37,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-26 19:37:37,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:37,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:37,994 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-10-26 19:37:38,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:38,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1851 states to 836 states and 1814 transitions. [2018-10-26 19:37:38,813 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1814 transitions. [2018-10-26 19:37:38,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-26 19:37:38,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:38,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:38,845 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-10-26 19:37:38,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:38,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1853 states to 838 states and 1816 transitions. [2018-10-26 19:37:38,861 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1816 transitions. [2018-10-26 19:37:38,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-26 19:37:38,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:38,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:38,893 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-10-26 19:37:38,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:38,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1855 states to 840 states and 1818 transitions. [2018-10-26 19:37:38,913 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1818 transitions. [2018-10-26 19:37:38,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-26 19:37:38,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:38,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:38,949 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-10-26 19:37:38,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:38,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1855 states to 841 states and 1818 transitions. [2018-10-26 19:37:38,971 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1818 transitions. [2018-10-26 19:37:38,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-26 19:37:38,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:38,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:39,004 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-10-26 19:37:39,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:39,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1855 states to 842 states and 1818 transitions. [2018-10-26 19:37:39,024 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1818 transitions. [2018-10-26 19:37:39,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-26 19:37:39,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:39,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:39,072 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:37:39,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:39,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1919 states to 847 states and 1882 transitions. [2018-10-26 19:37:39,745 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1882 transitions. [2018-10-26 19:37:39,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-26 19:37:39,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:39,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:39,793 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:37:40,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:40,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1960 states to 849 states and 1923 transitions. [2018-10-26 19:37:40,202 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1923 transitions. [2018-10-26 19:37:40,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-26 19:37:40,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:40,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:40,255 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:37:40,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:40,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1960 states to 850 states and 1923 transitions. [2018-10-26 19:37:40,419 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1923 transitions. [2018-10-26 19:37:40,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-26 19:37:40,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:40,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:40,710 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-10-26 19:37:42,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:42,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 852 states and 1956 transitions. [2018-10-26 19:37:42,601 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1956 transitions. [2018-10-26 19:37:42,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-26 19:37:42,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:42,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:42,657 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-10-26 19:37:43,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:43,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2033 states to 854 states and 1989 transitions. [2018-10-26 19:37:43,091 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1989 transitions. [2018-10-26 19:37:43,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-26 19:37:43,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:43,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:43,121 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-10-26 19:37:43,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:43,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2033 states to 855 states and 1989 transitions. [2018-10-26 19:37:43,318 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1989 transitions. [2018-10-26 19:37:43,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-26 19:37:43,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:43,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:43,367 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-10-26 19:37:43,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:43,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2035 states to 857 states and 1991 transitions. [2018-10-26 19:37:43,378 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1991 transitions. [2018-10-26 19:37:43,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-26 19:37:43,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:43,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:43,437 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-10-26 19:37:44,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:44,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2083 states to 861 states and 2039 transitions. [2018-10-26 19:37:44,601 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 2039 transitions. [2018-10-26 19:37:44,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-26 19:37:44,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:44,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:44,629 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-10-26 19:37:44,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:44,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 865 states and 2046 transitions. [2018-10-26 19:37:44,653 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 2046 transitions. [2018-10-26 19:37:44,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-26 19:37:44,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:44,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:44,682 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-10-26 19:37:44,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:44,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2092 states to 867 states and 2048 transitions. [2018-10-26 19:37:44,700 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 2048 transitions. [2018-10-26 19:37:44,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-26 19:37:44,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:44,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:44,727 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-10-26 19:37:44,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:44,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2094 states to 869 states and 2050 transitions. [2018-10-26 19:37:44,749 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 2050 transitions. [2018-10-26 19:37:44,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-26 19:37:44,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:44,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:44,787 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-10-26 19:37:44,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:44,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2096 states to 871 states and 2052 transitions. [2018-10-26 19:37:44,819 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 2052 transitions. [2018-10-26 19:37:44,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-26 19:37:44,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:44,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:44,849 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-10-26 19:37:44,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:44,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2096 states to 872 states and 2052 transitions. [2018-10-26 19:37:44,861 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 2052 transitions. [2018-10-26 19:37:44,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-26 19:37:44,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:44,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:44,912 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-10-26 19:37:44,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:44,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2100 states to 874 states and 2056 transitions. [2018-10-26 19:37:44,954 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 2056 transitions. [2018-10-26 19:37:44,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-26 19:37:44,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:44,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:45,228 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-10-26 19:37:48,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:48,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2154 states to 886 states and 2110 transitions. [2018-10-26 19:37:48,350 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 2110 transitions. [2018-10-26 19:37:48,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-26 19:37:48,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:48,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:48,383 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-10-26 19:37:48,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:48,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2189 states to 888 states and 2145 transitions. [2018-10-26 19:37:48,855 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 2145 transitions. [2018-10-26 19:37:48,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-26 19:37:48,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:48,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:48,904 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-10-26 19:37:50,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:50,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2240 states to 893 states and 2196 transitions. [2018-10-26 19:37:50,806 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 2196 transitions. [2018-10-26 19:37:50,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-26 19:37:50,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:50,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:51,132 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-10-26 19:37:57,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:57,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2350 states to 915 states and 2304 transitions. [2018-10-26 19:37:57,551 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 2304 transitions. [2018-10-26 19:37:57,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-26 19:37:57,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:57,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:57,597 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-10-26 19:37:58,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:37:58,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2352 states to 916 states and 2306 transitions. [2018-10-26 19:37:58,015 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 2306 transitions. [2018-10-26 19:37:58,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-26 19:37:58,017 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:37:58,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:37:58,189 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-10-26 19:38:00,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:00,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2399 states to 922 states and 2349 transitions. [2018-10-26 19:38:00,542 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 2349 transitions. [2018-10-26 19:38:00,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-26 19:38:00,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:00,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:00,600 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:01,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:01,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2420 states to 926 states and 2370 transitions. [2018-10-26 19:38:01,017 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 2370 transitions. [2018-10-26 19:38:01,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-26 19:38:01,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:01,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:01,063 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-10-26 19:38:02,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:02,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2455 states to 929 states and 2405 transitions. [2018-10-26 19:38:02,109 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 2405 transitions. [2018-10-26 19:38:02,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-26 19:38:02,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:02,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:02,168 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:02,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:02,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2470 states to 931 states and 2420 transitions. [2018-10-26 19:38:02,234 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 2420 transitions. [2018-10-26 19:38:02,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-26 19:38:02,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:02,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:02,263 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-10-26 19:38:02,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:02,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2498 states to 933 states and 2448 transitions. [2018-10-26 19:38:02,862 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 2448 transitions. [2018-10-26 19:38:02,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-26 19:38:02,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:02,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:02,919 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-10-26 19:38:02,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:02,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2500 states to 934 states and 2450 transitions. [2018-10-26 19:38:02,951 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 2450 transitions. [2018-10-26 19:38:02,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-26 19:38:02,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:02,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:02,997 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-10-26 19:38:05,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:05,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2533 states to 940 states and 2483 transitions. [2018-10-26 19:38:05,577 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 2483 transitions. [2018-10-26 19:38:05,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-26 19:38:05,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:05,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:05,626 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-10-26 19:38:06,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:06,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2536 states to 941 states and 2486 transitions. [2018-10-26 19:38:06,189 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 2486 transitions. [2018-10-26 19:38:06,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-26 19:38:06,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:06,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:06,249 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-10-26 19:38:06,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:06,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2538 states to 943 states and 2488 transitions. [2018-10-26 19:38:06,767 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 2488 transitions. [2018-10-26 19:38:06,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-26 19:38:06,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:06,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:06,903 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-10-26 19:38:06,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:06,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2540 states to 945 states and 2490 transitions. [2018-10-26 19:38:06,980 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 2490 transitions. [2018-10-26 19:38:06,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-26 19:38:06,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:06,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:07,012 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-10-26 19:38:07,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:07,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2542 states to 947 states and 2492 transitions. [2018-10-26 19:38:07,066 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 2492 transitions. [2018-10-26 19:38:07,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-26 19:38:07,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:07,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:07,103 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:07,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:07,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2557 states to 949 states and 2507 transitions. [2018-10-26 19:38:07,252 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 2507 transitions. [2018-10-26 19:38:07,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-26 19:38:07,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:07,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:07,289 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:08,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:08,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 952 states and 2513 transitions. [2018-10-26 19:38:08,267 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 2513 transitions. [2018-10-26 19:38:08,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-26 19:38:08,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:08,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:08,304 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:08,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:08,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 953 states and 2513 transitions. [2018-10-26 19:38:08,774 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 2513 transitions. [2018-10-26 19:38:08,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-26 19:38:08,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:08,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:09,636 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-10-26 19:38:11,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:11,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2566 states to 955 states and 2516 transitions. [2018-10-26 19:38:11,189 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 2516 transitions. [2018-10-26 19:38:11,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-26 19:38:11,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:11,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:11,777 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-10-26 19:38:15,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:15,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2614 states to 963 states and 2557 transitions. [2018-10-26 19:38:15,937 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 2557 transitions. [2018-10-26 19:38:15,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-26 19:38:15,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:15,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:15,987 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:16,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:16,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2614 states to 964 states and 2557 transitions. [2018-10-26 19:38:16,211 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 2557 transitions. [2018-10-26 19:38:16,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-26 19:38:16,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:16,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:16,282 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:16,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:16,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2629 states to 966 states and 2572 transitions. [2018-10-26 19:38:16,444 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 2572 transitions. [2018-10-26 19:38:16,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-26 19:38:16,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:16,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:16,633 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:17,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:17,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2635 states to 969 states and 2578 transitions. [2018-10-26 19:38:17,736 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 2578 transitions. [2018-10-26 19:38:17,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-26 19:38:17,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:17,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:17,780 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-10-26 19:38:17,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:17,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2638 states to 971 states and 2581 transitions. [2018-10-26 19:38:17,835 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 2581 transitions. [2018-10-26 19:38:17,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-26 19:38:17,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:17,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:17,894 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-10-26 19:38:18,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:18,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2651 states to 972 states and 2594 transitions. [2018-10-26 19:38:18,165 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 2594 transitions. [2018-10-26 19:38:18,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-26 19:38:18,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:18,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:18,300 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-10-26 19:38:18,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:18,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 975 states and 2599 transitions. [2018-10-26 19:38:18,341 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 2599 transitions. [2018-10-26 19:38:18,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-26 19:38:18,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:18,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:18,414 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-10-26 19:38:18,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:18,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2659 states to 977 states and 2602 transitions. [2018-10-26 19:38:18,469 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 2602 transitions. [2018-10-26 19:38:18,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-26 19:38:18,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:18,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:18,515 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2018-10-26 19:38:18,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:18,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2672 states to 978 states and 2615 transitions. [2018-10-26 19:38:18,569 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 2615 transitions. [2018-10-26 19:38:18,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-26 19:38:18,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:18,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:18,913 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:21,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:21,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2688 states to 984 states and 2631 transitions. [2018-10-26 19:38:21,117 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 2631 transitions. [2018-10-26 19:38:21,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-26 19:38:21,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:21,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:21,151 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:21,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:21,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2697 states to 988 states and 2640 transitions. [2018-10-26 19:38:21,185 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 2640 transitions. [2018-10-26 19:38:21,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-26 19:38:21,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:21,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:21,318 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-10-26 19:38:21,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:21,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2700 states to 990 states and 2643 transitions. [2018-10-26 19:38:21,360 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 2643 transitions. [2018-10-26 19:38:21,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-26 19:38:21,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:21,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:21,409 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:21,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:21,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2703 states to 992 states and 2646 transitions. [2018-10-26 19:38:21,543 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 2646 transitions. [2018-10-26 19:38:21,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-26 19:38:21,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:21,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:21,581 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:22,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:22,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2709 states to 995 states and 2652 transitions. [2018-10-26 19:38:22,763 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 2652 transitions. [2018-10-26 19:38:22,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-26 19:38:22,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:22,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:22,800 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:23,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:23,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2719 states to 998 states and 2662 transitions. [2018-10-26 19:38:23,746 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 2662 transitions. [2018-10-26 19:38:23,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-26 19:38:23,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:23,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:24,044 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-10-26 19:38:26,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:26,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2717 states to 992 states and 2650 transitions. [2018-10-26 19:38:26,158 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 2650 transitions. [2018-10-26 19:38:26,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-26 19:38:26,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:26,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:26,205 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 11 proven. 11 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-10-26 19:38:27,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:27,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 997 states and 2661 transitions. [2018-10-26 19:38:27,844 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 2661 transitions. [2018-10-26 19:38:27,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-26 19:38:27,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:27,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:27,880 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-10-26 19:38:27,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:27,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2730 states to 999 states and 2663 transitions. [2018-10-26 19:38:27,900 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 2663 transitions. [2018-10-26 19:38:27,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-26 19:38:27,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:27,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:27,973 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:28,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:28,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2739 states to 1003 states and 2672 transitions. [2018-10-26 19:38:28,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 2672 transitions. [2018-10-26 19:38:28,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-26 19:38:28,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:28,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:28,046 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-10-26 19:38:29,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:29,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2756 states to 1011 states and 2689 transitions. [2018-10-26 19:38:29,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 2689 transitions. [2018-10-26 19:38:29,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-26 19:38:29,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:29,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:29,499 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:29,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:29,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2760 states to 1013 states and 2693 transitions. [2018-10-26 19:38:29,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 2693 transitions. [2018-10-26 19:38:29,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-26 19:38:29,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:29,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:29,572 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-10-26 19:38:29,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:29,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2760 states to 1014 states and 2693 transitions. [2018-10-26 19:38:29,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 2693 transitions. [2018-10-26 19:38:29,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-26 19:38:29,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:29,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:30,174 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-10-26 19:38:31,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:31,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 1015 states and 2694 transitions. [2018-10-26 19:38:31,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 2694 transitions. [2018-10-26 19:38:31,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-26 19:38:31,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:31,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:32,119 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-10-26 19:38:32,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:32,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2763 states to 1016 states and 2696 transitions. [2018-10-26 19:38:32,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 2696 transitions. [2018-10-26 19:38:32,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-26 19:38:32,157 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:32,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:32,203 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:32,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:32,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2767 states to 1018 states and 2700 transitions. [2018-10-26 19:38:32,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 2700 transitions. [2018-10-26 19:38:32,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-26 19:38:32,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:32,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:32,385 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-10-26 19:38:32,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:32,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2767 states to 1019 states and 2700 transitions. [2018-10-26 19:38:32,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 2700 transitions. [2018-10-26 19:38:32,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-26 19:38:32,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:32,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:32,645 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 17 proven. 1 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-10-26 19:38:33,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:33,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2772 states to 1022 states and 2705 transitions. [2018-10-26 19:38:33,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 2705 transitions. [2018-10-26 19:38:33,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-26 19:38:33,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:33,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:33,529 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-10-26 19:38:33,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:33,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2787 states to 1024 states and 2720 transitions. [2018-10-26 19:38:33,570 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 2720 transitions. [2018-10-26 19:38:33,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-26 19:38:33,572 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:33,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:33,638 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:35,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:35,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2804 states to 1030 states and 2737 transitions. [2018-10-26 19:38:35,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 2737 transitions. [2018-10-26 19:38:35,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-26 19:38:35,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:35,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:35,549 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-10-26 19:38:36,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:36,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2808 states to 1032 states and 2741 transitions. [2018-10-26 19:38:36,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 2741 transitions. [2018-10-26 19:38:36,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-26 19:38:36,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:36,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:36,042 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2018-10-26 19:38:36,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:36,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2854 states to 1038 states and 2785 transitions. [2018-10-26 19:38:36,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 2785 transitions. [2018-10-26 19:38:36,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-26 19:38:36,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:36,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:37,007 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2018-10-26 19:38:37,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:37,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2896 states to 1043 states and 2825 transitions. [2018-10-26 19:38:37,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 2825 transitions. [2018-10-26 19:38:37,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-26 19:38:37,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:37,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:38,013 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-10-26 19:38:38,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:38,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2896 states to 1044 states and 2825 transitions. [2018-10-26 19:38:38,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 2825 transitions. [2018-10-26 19:38:38,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-26 19:38:38,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:38,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:38,265 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:38,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:38,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2862 states to 1043 states and 2791 transitions. [2018-10-26 19:38:38,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 2791 transitions. [2018-10-26 19:38:38,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-26 19:38:38,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:38,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:38,514 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:38,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:38,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 1045 states and 2795 transitions. [2018-10-26 19:38:38,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 2795 transitions. [2018-10-26 19:38:38,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-26 19:38:38,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:38,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:38,628 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:38,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:38,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 1047 states and 2799 transitions. [2018-10-26 19:38:38,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 2799 transitions. [2018-10-26 19:38:38,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-26 19:38:38,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:38,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:38,687 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:38,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:38,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2873 states to 1050 states and 2802 transitions. [2018-10-26 19:38:38,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 2802 transitions. [2018-10-26 19:38:38,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-26 19:38:38,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:38,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:38,817 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 16 proven. 6 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:38,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:38,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 1052 states and 2805 transitions. [2018-10-26 19:38:38,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 2805 transitions. [2018-10-26 19:38:38,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-26 19:38:38,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:38,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:38,888 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2018-10-26 19:38:38,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:38,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2877 states to 1052 states and 2804 transitions. [2018-10-26 19:38:38,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 2804 transitions. [2018-10-26 19:38:38,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-26 19:38:38,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:38,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:38,942 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-10-26 19:38:40,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:40,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2893 states to 1058 states and 2820 transitions. [2018-10-26 19:38:40,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 2820 transitions. [2018-10-26 19:38:40,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-26 19:38:40,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:40,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:40,861 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2018-10-26 19:38:41,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:41,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2913 states to 1062 states and 2840 transitions. [2018-10-26 19:38:41,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 2840 transitions. [2018-10-26 19:38:41,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-26 19:38:41,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:41,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:41,473 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-10-26 19:38:42,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:42,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2917 states to 1065 states and 2844 transitions. [2018-10-26 19:38:42,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 2844 transitions. [2018-10-26 19:38:42,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-26 19:38:42,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:42,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:42,080 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-10-26 19:38:42,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:42,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2917 states to 1066 states and 2844 transitions. [2018-10-26 19:38:42,670 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 2844 transitions. [2018-10-26 19:38:42,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-26 19:38:42,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:42,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:42,718 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:42,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:42,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2940 states to 1071 states and 2867 transitions. [2018-10-26 19:38:42,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 2867 transitions. [2018-10-26 19:38:42,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-26 19:38:42,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:42,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:42,815 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-10-26 19:38:42,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:42,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2942 states to 1073 states and 2869 transitions. [2018-10-26 19:38:42,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 2869 transitions. [2018-10-26 19:38:42,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-26 19:38:42,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:42,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:42,936 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:43,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:43,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2950 states to 1077 states and 2877 transitions. [2018-10-26 19:38:43,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 2877 transitions. [2018-10-26 19:38:43,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-26 19:38:43,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:43,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:43,670 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:44,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:44,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2962 states to 1081 states and 2889 transitions. [2018-10-26 19:38:44,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 2889 transitions. [2018-10-26 19:38:44,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-26 19:38:44,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:44,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:44,586 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:44,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:44,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2965 states to 1083 states and 2892 transitions. [2018-10-26 19:38:44,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 2892 transitions. [2018-10-26 19:38:44,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-26 19:38:44,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:44,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:44,673 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:44,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:44,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2969 states to 1085 states and 2896 transitions. [2018-10-26 19:38:44,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 2896 transitions. [2018-10-26 19:38:44,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-26 19:38:44,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:44,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:44,739 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:44,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:44,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2976 states to 1087 states and 2903 transitions. [2018-10-26 19:38:44,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 2903 transitions. [2018-10-26 19:38:44,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-26 19:38:44,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:44,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:44,912 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-10-26 19:38:44,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:44,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2977 states to 1088 states and 2904 transitions. [2018-10-26 19:38:44,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 2904 transitions. [2018-10-26 19:38:44,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-26 19:38:44,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:44,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:45,007 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 17 proven. 7 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-10-26 19:38:45,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:45,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2979 states to 1090 states and 2906 transitions. [2018-10-26 19:38:45,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 2906 transitions. [2018-10-26 19:38:45,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-26 19:38:45,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:45,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:45,096 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2018-10-26 19:38:45,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:45,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2987 states to 1090 states and 2905 transitions. [2018-10-26 19:38:45,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 2905 transitions. [2018-10-26 19:38:45,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-26 19:38:45,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:45,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:45,204 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:45,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:45,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2995 states to 1094 states and 2913 transitions. [2018-10-26 19:38:45,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 2913 transitions. [2018-10-26 19:38:45,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-26 19:38:45,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:45,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:45,808 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-10-26 19:38:45,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:45,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3000 states to 1097 states and 2918 transitions. [2018-10-26 19:38:45,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 2918 transitions. [2018-10-26 19:38:45,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-26 19:38:45,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:45,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:46,077 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-10-26 19:38:46,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:46,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2966 states to 1096 states and 2884 transitions. [2018-10-26 19:38:46,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 2884 transitions. [2018-10-26 19:38:46,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-26 19:38:46,309 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:46,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:46,343 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 18 proven. 1 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-10-26 19:38:46,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:46,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 1097 states and 2885 transitions. [2018-10-26 19:38:46,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 2885 transitions. [2018-10-26 19:38:46,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-26 19:38:46,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:46,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:46,426 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 16 proven. 1 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-10-26 19:38:46,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:46,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 1098 states and 2885 transitions. [2018-10-26 19:38:46,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 2885 transitions. [2018-10-26 19:38:46,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-26 19:38:46,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:46,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:46,975 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 22 proven. 4 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-10-26 19:38:48,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:48,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2979 states to 1104 states and 2897 transitions. [2018-10-26 19:38:48,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 2897 transitions. [2018-10-26 19:38:48,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-26 19:38:48,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:48,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:48,930 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 13 proven. 12 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-10-26 19:38:50,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:50,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2986 states to 1108 states and 2904 transitions. [2018-10-26 19:38:50,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 2904 transitions. [2018-10-26 19:38:50,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-26 19:38:50,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:50,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:50,071 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2018-10-26 19:38:50,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:50,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2993 states to 1110 states and 2911 transitions. [2018-10-26 19:38:50,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 2911 transitions. [2018-10-26 19:38:50,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-26 19:38:50,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:50,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:50,650 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-10-26 19:38:51,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:51,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2994 states to 1111 states and 2912 transitions. [2018-10-26 19:38:51,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 2912 transitions. [2018-10-26 19:38:51,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-26 19:38:51,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:51,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:51,122 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-10-26 19:38:51,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:51,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2994 states to 1112 states and 2912 transitions. [2018-10-26 19:38:51,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 2912 transitions. [2018-10-26 19:38:51,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-26 19:38:51,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:51,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:51,245 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-10-26 19:38:51,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:51,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2994 states to 1113 states and 2912 transitions. [2018-10-26 19:38:51,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 2912 transitions. [2018-10-26 19:38:51,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-26 19:38:51,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:51,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:51,385 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:51,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:51,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3004 states to 1119 states and 2922 transitions. [2018-10-26 19:38:51,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 2922 transitions. [2018-10-26 19:38:51,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-26 19:38:51,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:51,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:51,474 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:51,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:51,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3007 states to 1121 states and 2925 transitions. [2018-10-26 19:38:51,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 2925 transitions. [2018-10-26 19:38:51,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-26 19:38:51,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:51,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:51,550 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:51,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:51,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3014 states to 1123 states and 2932 transitions. [2018-10-26 19:38:51,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 2932 transitions. [2018-10-26 19:38:51,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-26 19:38:51,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:51,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:51,756 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 23 proven. 4 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-10-26 19:38:51,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:51,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3017 states to 1125 states and 2935 transitions. [2018-10-26 19:38:51,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 2935 transitions. [2018-10-26 19:38:51,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-26 19:38:51,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:51,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:51,846 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2018-10-26 19:38:53,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:53,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3037 states to 1128 states and 2955 transitions. [2018-10-26 19:38:53,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 2955 transitions. [2018-10-26 19:38:53,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-26 19:38:53,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:53,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:53,412 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:53,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:53,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3043 states to 1131 states and 2961 transitions. [2018-10-26 19:38:53,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 2961 transitions. [2018-10-26 19:38:53,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-26 19:38:53,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:53,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:53,481 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:53,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:53,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3055 states to 1137 states and 2973 transitions. [2018-10-26 19:38:53,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 2973 transitions. [2018-10-26 19:38:53,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-26 19:38:53,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:53,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:53,986 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2018-10-26 19:38:54,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:54,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3055 states to 1138 states and 2973 transitions. [2018-10-26 19:38:54,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 2973 transitions. [2018-10-26 19:38:54,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-26 19:38:54,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:54,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:54,042 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2018-10-26 19:38:54,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:54,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3055 states to 1139 states and 2973 transitions. [2018-10-26 19:38:54,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 2973 transitions. [2018-10-26 19:38:54,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-26 19:38:54,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:54,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:54,196 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:54,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:54,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3060 states to 1143 states and 2978 transitions. [2018-10-26 19:38:54,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2978 transitions. [2018-10-26 19:38:54,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-26 19:38:54,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:54,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:54,264 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:54,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:54,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3062 states to 1145 states and 2980 transitions. [2018-10-26 19:38:54,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 2980 transitions. [2018-10-26 19:38:54,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-26 19:38:54,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:54,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:54,378 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:55,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:55,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3074 states to 1147 states and 2992 transitions. [2018-10-26 19:38:55,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 2992 transitions. [2018-10-26 19:38:55,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-26 19:38:55,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:55,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:55,962 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:56,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:56,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3078 states to 1149 states and 2996 transitions. [2018-10-26 19:38:56,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 2996 transitions. [2018-10-26 19:38:56,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-26 19:38:56,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:56,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:56,679 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-10-26 19:38:56,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:56,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3078 states to 1150 states and 2996 transitions. [2018-10-26 19:38:56,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 2996 transitions. [2018-10-26 19:38:56,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-26 19:38:56,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:56,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:56,799 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 18 proven. 7 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-10-26 19:38:56,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:56,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3083 states to 1153 states and 3001 transitions. [2018-10-26 19:38:56,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 3001 transitions. [2018-10-26 19:38:56,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-26 19:38:56,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:56,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:56,870 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 18 proven. 8 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-10-26 19:38:57,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:57,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3091 states to 1158 states and 3009 transitions. [2018-10-26 19:38:57,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 3009 transitions. [2018-10-26 19:38:57,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-26 19:38:57,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:57,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:57,963 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-10-26 19:38:59,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:59,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3106 states to 1164 states and 3024 transitions. [2018-10-26 19:38:59,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 3024 transitions. [2018-10-26 19:38:59,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-26 19:38:59,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:59,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:59,491 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:38:59,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:38:59,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3113 states to 1168 states and 3031 transitions. [2018-10-26 19:38:59,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 3031 transitions. [2018-10-26 19:38:59,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-26 19:38:59,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:38:59,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:38:59,591 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-10-26 19:39:00,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:00,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3119 states to 1172 states and 3037 transitions. [2018-10-26 19:39:00,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 3037 transitions. [2018-10-26 19:39:00,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-26 19:39:00,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:00,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:00,257 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-10-26 19:39:00,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:00,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3121 states to 1174 states and 3039 transitions. [2018-10-26 19:39:00,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 3039 transitions. [2018-10-26 19:39:00,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-26 19:39:00,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:00,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:00,935 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-10-26 19:39:01,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:01,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3126 states to 1178 states and 3044 transitions. [2018-10-26 19:39:01,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 3044 transitions. [2018-10-26 19:39:01,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-26 19:39:01,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:01,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:01,155 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:39:01,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:01,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3134 states to 1181 states and 3052 transitions. [2018-10-26 19:39:01,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 3052 transitions. [2018-10-26 19:39:01,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-26 19:39:01,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:01,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:01,867 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:39:02,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:02,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3138 states to 1182 states and 3056 transitions. [2018-10-26 19:39:02,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 3056 transitions. [2018-10-26 19:39:02,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-26 19:39:02,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:02,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:02,603 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-10-26 19:39:02,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:02,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3141 states to 1184 states and 3059 transitions. [2018-10-26 19:39:02,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 3059 transitions. [2018-10-26 19:39:02,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-26 19:39:02,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:02,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:02,787 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-10-26 19:39:02,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:02,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3141 states to 1185 states and 3059 transitions. [2018-10-26 19:39:02,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 3059 transitions. [2018-10-26 19:39:02,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-26 19:39:02,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:02,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:02,842 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:39:02,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:02,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3143 states to 1187 states and 3061 transitions. [2018-10-26 19:39:02,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 3061 transitions. [2018-10-26 19:39:02,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-26 19:39:02,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:02,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:02,908 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-10-26 19:39:02,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:02,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3163 states to 1191 states and 3081 transitions. [2018-10-26 19:39:02,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 3081 transitions. [2018-10-26 19:39:02,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-26 19:39:02,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:02,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:03,009 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-10-26 19:39:04,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:04,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3174 states to 1193 states and 3092 transitions. [2018-10-26 19:39:04,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 3092 transitions. [2018-10-26 19:39:04,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-26 19:39:04,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:04,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:04,580 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 19 proven. 8 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-10-26 19:39:05,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:05,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3177 states to 1195 states and 3095 transitions. [2018-10-26 19:39:05,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 3095 transitions. [2018-10-26 19:39:05,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-26 19:39:05,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:05,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:05,361 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-10-26 19:39:05,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:05,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3182 states to 1198 states and 3100 transitions. [2018-10-26 19:39:05,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 3100 transitions. [2018-10-26 19:39:05,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-26 19:39:05,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:05,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:05,422 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:39:06,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:06,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3193 states to 1204 states and 3111 transitions. [2018-10-26 19:39:06,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 3111 transitions. [2018-10-26 19:39:06,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-26 19:39:06,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:06,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:06,588 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-10-26 19:39:06,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:06,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3199 states to 1208 states and 3117 transitions. [2018-10-26 19:39:06,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 3117 transitions. [2018-10-26 19:39:06,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-26 19:39:06,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:06,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:06,661 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-10-26 19:39:06,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:06,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3200 states to 1208 states and 3116 transitions. [2018-10-26 19:39:06,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 3116 transitions. [2018-10-26 19:39:06,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-26 19:39:06,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:06,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:06,725 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:39:06,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:06,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3209 states to 1213 states and 3125 transitions. [2018-10-26 19:39:06,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 3125 transitions. [2018-10-26 19:39:06,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-26 19:39:06,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:06,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:06,830 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:39:06,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:06,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3232 states to 1218 states and 3148 transitions. [2018-10-26 19:39:06,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 3148 transitions. [2018-10-26 19:39:06,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-26 19:39:06,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:06,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:06,927 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:39:06,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:06,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3234 states to 1220 states and 3150 transitions. [2018-10-26 19:39:06,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 3150 transitions. [2018-10-26 19:39:06,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-26 19:39:06,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:06,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:06,982 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:39:07,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:07,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3237 states to 1222 states and 3153 transitions. [2018-10-26 19:39:07,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 3153 transitions. [2018-10-26 19:39:07,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-26 19:39:07,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:07,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:07,125 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:39:08,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:08,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3248 states to 1227 states and 3164 transitions. [2018-10-26 19:39:08,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 3164 transitions. [2018-10-26 19:39:08,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-26 19:39:08,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:08,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:08,737 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2018-10-26 19:39:09,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:09,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3248 states to 1228 states and 3164 transitions. [2018-10-26 19:39:09,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 3164 transitions. [2018-10-26 19:39:09,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-26 19:39:09,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:09,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:09,227 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2018-10-26 19:39:09,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:09,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3249 states to 1229 states and 3165 transitions. [2018-10-26 19:39:09,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 3165 transitions. [2018-10-26 19:39:09,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-26 19:39:09,258 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:09,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:09,323 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 20 proven. 4 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-10-26 19:39:09,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:09,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3254 states to 1233 states and 3170 transitions. [2018-10-26 19:39:09,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 3170 transitions. [2018-10-26 19:39:09,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-26 19:39:09,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:09,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:09,427 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-10-26 19:39:10,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:10,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3258 states to 1236 states and 3174 transitions. [2018-10-26 19:39:10,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 3174 transitions. [2018-10-26 19:39:10,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-26 19:39:10,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:10,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:10,204 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-10-26 19:39:11,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:11,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3258 states to 1237 states and 3174 transitions. [2018-10-26 19:39:11,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 3174 transitions. [2018-10-26 19:39:11,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-26 19:39:11,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:11,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:11,042 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-10-26 19:39:11,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:11,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3261 states to 1239 states and 3177 transitions. [2018-10-26 19:39:11,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 3177 transitions. [2018-10-26 19:39:11,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-26 19:39:11,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:11,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:11,099 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-10-26 19:39:11,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:11,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3263 states to 1241 states and 3179 transitions. [2018-10-26 19:39:11,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 3179 transitions. [2018-10-26 19:39:11,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-26 19:39:11,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:11,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:11,187 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:39:11,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:11,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 1246 states and 3188 transitions. [2018-10-26 19:39:11,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 3188 transitions. [2018-10-26 19:39:11,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-26 19:39:11,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:11,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:11,278 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:39:11,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:11,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3281 states to 1252 states and 3197 transitions. [2018-10-26 19:39:11,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 3197 transitions. [2018-10-26 19:39:11,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-26 19:39:11,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:11,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:11,356 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2018-10-26 19:39:11,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:11,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3281 states to 1253 states and 3197 transitions. [2018-10-26 19:39:11,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 3197 transitions. [2018-10-26 19:39:11,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-26 19:39:11,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:11,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:11,501 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:39:11,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:11,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3282 states to 1254 states and 3198 transitions. [2018-10-26 19:39:11,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 3198 transitions. [2018-10-26 19:39:11,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-26 19:39:11,530 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:11,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:11,563 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-10-26 19:39:13,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:13,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3292 states to 1259 states and 3208 transitions. [2018-10-26 19:39:13,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 3208 transitions. [2018-10-26 19:39:13,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-26 19:39:13,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:13,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:13,118 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-10-26 19:39:13,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:13,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3314 states to 1264 states and 3230 transitions. [2018-10-26 19:39:13,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 3230 transitions. [2018-10-26 19:39:13,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-26 19:39:13,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:13,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:13,216 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 20 proven. 8 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-10-26 19:39:13,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:13,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3320 states to 1267 states and 3236 transitions. [2018-10-26 19:39:13,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 3236 transitions. [2018-10-26 19:39:13,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-26 19:39:13,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:13,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:13,332 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-10-26 19:39:13,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:13,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3329 states to 1270 states and 3245 transitions. [2018-10-26 19:39:13,508 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 3245 transitions. [2018-10-26 19:39:13,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-26 19:39:13,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:13,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:13,568 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:39:14,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:14,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3336 states to 1274 states and 3252 transitions. [2018-10-26 19:39:14,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 3252 transitions. [2018-10-26 19:39:14,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-26 19:39:14,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:14,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:14,374 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:39:15,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:15,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3339 states to 1276 states and 3255 transitions. [2018-10-26 19:39:15,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 3255 transitions. [2018-10-26 19:39:15,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-26 19:39:15,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:15,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:15,149 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:39:15,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:15,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3348 states to 1282 states and 3264 transitions. [2018-10-26 19:39:15,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 3264 transitions. [2018-10-26 19:39:15,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-26 19:39:15,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:15,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:15,245 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:39:15,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:15,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3355 states to 1286 states and 3271 transitions. [2018-10-26 19:39:15,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 3271 transitions. [2018-10-26 19:39:15,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-26 19:39:15,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:15,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:15,340 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2018-10-26 19:39:15,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:15,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3359 states to 1287 states and 3275 transitions. [2018-10-26 19:39:15,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1287 states and 3275 transitions. [2018-10-26 19:39:15,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-26 19:39:15,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:15,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:15,406 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-10-26 19:39:15,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:15,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3360 states to 1288 states and 3276 transitions. [2018-10-26 19:39:15,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 3276 transitions. [2018-10-26 19:39:15,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-26 19:39:15,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:15,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:15,586 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-10-26 19:39:17,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:17,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3370 states to 1293 states and 3286 transitions. [2018-10-26 19:39:17,247 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 3286 transitions. [2018-10-26 19:39:17,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-26 19:39:17,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:17,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:17,278 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:39:17,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:17,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3375 states to 1296 states and 3291 transitions. [2018-10-26 19:39:17,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 3291 transitions. [2018-10-26 19:39:17,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-26 19:39:17,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:17,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:17,453 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 16 proven. 8 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-10-26 19:39:17,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:17,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3380 states to 1300 states and 3296 transitions. [2018-10-26 19:39:17,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 3296 transitions. [2018-10-26 19:39:17,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-26 19:39:17,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:17,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:17,535 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-10-26 19:39:17,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:17,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3389 states to 1304 states and 3305 transitions. [2018-10-26 19:39:17,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 3305 transitions. [2018-10-26 19:39:17,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-26 19:39:17,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:17,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:17,921 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-10-26 19:39:18,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:18,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3396 states to 1308 states and 3312 transitions. [2018-10-26 19:39:18,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 3312 transitions. [2018-10-26 19:39:18,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-26 19:39:18,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:18,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:18,798 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-10-26 19:39:19,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:19,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3399 states to 1310 states and 3315 transitions. [2018-10-26 19:39:19,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 3315 transitions. [2018-10-26 19:39:19,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-26 19:39:19,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:19,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:19,558 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-10-26 19:39:20,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:20,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3403 states to 1313 states and 3319 transitions. [2018-10-26 19:39:20,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 3319 transitions. [2018-10-26 19:39:20,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-26 19:39:20,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:20,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:20,378 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-10-26 19:39:21,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:21,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3409 states to 1316 states and 3325 transitions. [2018-10-26 19:39:21,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 3325 transitions. [2018-10-26 19:39:21,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-26 19:39:21,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:21,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:21,236 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-10-26 19:39:22,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:22,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3409 states to 1317 states and 3325 transitions. [2018-10-26 19:39:22,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 3325 transitions. [2018-10-26 19:39:22,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-26 19:39:22,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:22,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:22,102 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-10-26 19:39:22,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:22,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3409 states to 1318 states and 3325 transitions. [2018-10-26 19:39:22,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 3325 transitions. [2018-10-26 19:39:22,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-26 19:39:22,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:22,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:22,915 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2018-10-26 19:39:23,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:23,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3410 states to 1319 states and 3326 transitions. [2018-10-26 19:39:23,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 3326 transitions. [2018-10-26 19:39:23,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-26 19:39:23,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:23,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:23,051 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2018-10-26 19:39:23,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:23,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3411 states to 1320 states and 3327 transitions. [2018-10-26 19:39:23,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 3327 transitions. [2018-10-26 19:39:23,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-26 19:39:23,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:23,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:23,117 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:39:23,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:23,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3418 states to 1325 states and 3334 transitions. [2018-10-26 19:39:23,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 3334 transitions. [2018-10-26 19:39:23,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-26 19:39:23,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:23,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:23,227 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:39:23,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:23,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3429 states to 1330 states and 3345 transitions. [2018-10-26 19:39:23,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 3345 transitions. [2018-10-26 19:39:23,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-26 19:39:23,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:23,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:23,506 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-10-26 19:39:23,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:23,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3432 states to 1332 states and 3348 transitions. [2018-10-26 19:39:23,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 3348 transitions. [2018-10-26 19:39:23,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-26 19:39:23,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:23,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:23,603 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-10-26 19:39:23,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:23,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3438 states to 1336 states and 3354 transitions. [2018-10-26 19:39:23,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 3354 transitions. [2018-10-26 19:39:23,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-26 19:39:23,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:23,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:24,371 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2018-10-26 19:39:37,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:37,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3584 states to 1367 states and 3478 transitions. [2018-10-26 19:39:37,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 3478 transitions. [2018-10-26 19:39:37,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-26 19:39:37,749 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:37,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:37,811 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-10-26 19:39:38,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:38,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3585 states to 1368 states and 3479 transitions. [2018-10-26 19:39:38,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1368 states and 3479 transitions. [2018-10-26 19:39:38,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-26 19:39:38,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:38,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:38,280 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2018-10-26 19:39:38,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:38,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3585 states to 1369 states and 3479 transitions. [2018-10-26 19:39:38,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 3479 transitions. [2018-10-26 19:39:38,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-26 19:39:38,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:38,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:38,423 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:39:38,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:38,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3590 states to 1373 states and 3484 transitions. [2018-10-26 19:39:38,570 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 3484 transitions. [2018-10-26 19:39:38,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-26 19:39:38,572 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:38,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:38,626 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-10-26 19:39:39,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:39,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3597 states to 1377 states and 3491 transitions. [2018-10-26 19:39:39,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 3491 transitions. [2018-10-26 19:39:39,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-26 19:39:39,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:39,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:39,527 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-10-26 19:39:40,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:40,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3600 states to 1379 states and 3494 transitions. [2018-10-26 19:39:40,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 3494 transitions. [2018-10-26 19:39:40,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-26 19:39:40,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:40,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:40,406 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:39:41,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:41,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3605 states to 1382 states and 3499 transitions. [2018-10-26 19:39:41,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 3499 transitions. [2018-10-26 19:39:41,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-26 19:39:41,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:41,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:41,324 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:39:42,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:42,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 1383 states and 3500 transitions. [2018-10-26 19:39:42,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 3500 transitions. [2018-10-26 19:39:42,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-26 19:39:42,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:42,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:42,485 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:39:42,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:42,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 1384 states and 3500 transitions. [2018-10-26 19:39:42,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 3500 transitions. [2018-10-26 19:39:42,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-26 19:39:42,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:42,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:42,622 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-10-26 19:39:44,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:44,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3614 states to 1387 states and 3508 transitions. [2018-10-26 19:39:44,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 3508 transitions. [2018-10-26 19:39:44,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-26 19:39:44,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:44,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:44,313 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:39:44,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:44,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3624 states to 1393 states and 3518 transitions. [2018-10-26 19:39:44,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 3518 transitions. [2018-10-26 19:39:44,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-26 19:39:44,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:44,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:44,413 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-10-26 19:39:45,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:45,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3624 states to 1394 states and 3518 transitions. [2018-10-26 19:39:45,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 3518 transitions. [2018-10-26 19:39:45,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-26 19:39:45,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:45,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:45,220 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 19:39:45,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:45,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3633 states to 1399 states and 3527 transitions. [2018-10-26 19:39:45,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 3527 transitions. [2018-10-26 19:39:45,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-26 19:39:45,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:45,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:45,373 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-10-26 19:39:45,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:45,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3639 states to 1403 states and 3533 transitions. [2018-10-26 19:39:45,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 3533 transitions. [2018-10-26 19:39:45,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-26 19:39:45,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:45,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:39:45,451 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-10-26 19:39:45,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:39:45,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3640 states to 1404 states and 3534 transitions. [2018-10-26 19:39:45,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 3534 transitions. [2018-10-26 19:39:45,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-26 19:39:45,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:39:46,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 19:39:46,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 19:39:57,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-10-26 19:39:57,177 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:508) 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) [2018-10-26 19:39:57,180 INFO L168 Benchmark]: Toolchain (without parser) took 196664.29 ms. Allocated memory was 1.0 GB in the beginning and 3.5 GB in the end (delta: 2.5 GB). Free memory was 949.9 MB in the beginning and 1.6 GB in the end (delta: -618.3 MB). Peak memory consumption was 1.9 GB. Max. memory is 11.5 GB. [2018-10-26 19:39:57,180 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 19:39:57,180 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3282.38 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.3 MB). Free memory was 949.9 MB in the beginning and 719.5 MB in the end (delta: 230.4 MB). Peak memory consumption was 348.7 MB. Max. memory is 11.5 GB. [2018-10-26 19:39:57,181 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.75 ms. Allocated memory is still 1.1 GB. Free memory was 719.5 MB in the beginning and 701.3 MB in the end (delta: 18.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-10-26 19:39:57,181 INFO L168 Benchmark]: Boogie Preprocessor took 213.00 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 33.0 MB). Free memory was 701.3 MB in the beginning and 1.1 GB in the end (delta: -401.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. [2018-10-26 19:39:57,181 INFO L168 Benchmark]: RCFGBuilder took 17507.30 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 194.0 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 83.0 MB). Peak memory consumption was 618.4 MB. Max. memory is 11.5 GB. [2018-10-26 19:39:57,181 INFO L168 Benchmark]: CodeCheck took 175513.38 ms. Allocated memory was 1.4 GB in the beginning and 3.5 GB in the end (delta: 2.2 GB). Free memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: -548.2 MB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. [2018-10-26 19:39:57,183 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:508) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 3282.38 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.3 MB). Free memory was 949.9 MB in the beginning and 719.5 MB in the end (delta: 230.4 MB). Peak memory consumption was 348.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 144.75 ms. Allocated memory is still 1.1 GB. Free memory was 719.5 MB in the beginning and 701.3 MB in the end (delta: 18.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 213.00 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 33.0 MB). Free memory was 701.3 MB in the beginning and 1.1 GB in the end (delta: -401.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 17507.30 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 194.0 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 83.0 MB). Peak memory consumption was 618.4 MB. Max. memory is 11.5 GB. * CodeCheck took 175513.38 ms. Allocated memory was 1.4 GB in the beginning and 3.5 GB in the end (delta: 2.2 GB). Free memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: -548.2 MB). Peak memory consumption was 1.6 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 0.1.23-1dbac8b [2018-10-26 19:39:58,916 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 19:39:58,918 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 19:39:58,927 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 19:39:58,927 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 19:39:58,928 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 19:39:58,929 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 19:39:58,930 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 19:39:58,932 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 19:39:58,933 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 19:39:58,934 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 19:39:58,934 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 19:39:58,934 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 19:39:58,935 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 19:39:58,937 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 19:39:58,937 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 19:39:58,938 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 19:39:58,939 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 19:39:58,941 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 19:39:58,942 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 19:39:58,943 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 19:39:58,943 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 19:39:58,946 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 19:39:58,946 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 19:39:58,946 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 19:39:58,947 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 19:39:58,947 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 19:39:58,948 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 19:39:58,949 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 19:39:58,950 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 19:39:58,950 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 19:39:58,951 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 19:39:58,951 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 19:39:58,951 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 19:39:58,952 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 19:39:58,953 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 19:39:58,953 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0ad2be82-41e2-48a0-939e-dc898b487a9f/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2018-10-26 19:39:58,966 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 19:39:58,966 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 19:39:58,967 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 19:39:58,967 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 19:39:58,967 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 19:39:58,967 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 19:39:58,968 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 19:39:58,968 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 19:39:58,969 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 19:39:58,969 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 19:39:58,969 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 19:39:58,969 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 19:39:58,969 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 19:39:58,970 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 19:39:58,970 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 19:39:58,970 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 19:39:58,970 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 19:39:58,970 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 19:39:58,970 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 19:39:58,971 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 19:39:58,971 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 19:39:58,971 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 19:39:58,971 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 19:39:58,971 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-26 19:39:58,971 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 19:39:58,972 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 19:39:58,972 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 19:39:58,972 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 19:39:58,974 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 19:39:58,974 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_0ad2be82-41e2-48a0-939e-dc898b487a9f/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 -> 02db575a38d0ff4592e3337f7e35ff64c80547f5 [2018-10-26 19:39:59,007 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 19:39:59,016 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 19:39:59,019 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 19:39:59,020 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 19:39:59,021 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 19:39:59,021 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0ad2be82-41e2-48a0-939e-dc898b487a9f/bin-2019/ukojak/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_false-unreach-call.cil.out.c [2018-10-26 19:39:59,063 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0ad2be82-41e2-48a0-939e-dc898b487a9f/bin-2019/ukojak/data/cb01aa7b8/7281d5e529d74a329b7ae6d4e8f723eb/FLAGa73397513 [2018-10-26 19:39:59,735 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 19:39:59,736 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0ad2be82-41e2-48a0-939e-dc898b487a9f/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_false-unreach-call.cil.out.c [2018-10-26 19:39:59,765 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0ad2be82-41e2-48a0-939e-dc898b487a9f/bin-2019/ukojak/data/cb01aa7b8/7281d5e529d74a329b7ae6d4e8f723eb/FLAGa73397513 [2018-10-26 19:39:59,777 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0ad2be82-41e2-48a0-939e-dc898b487a9f/bin-2019/ukojak/data/cb01aa7b8/7281d5e529d74a329b7ae6d4e8f723eb [2018-10-26 19:39:59,781 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 19:39:59,783 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 19:39:59,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 19:39:59,784 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 19:39:59,787 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 19:39:59,787 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:39:59" (1/1) ... [2018-10-26 19:39:59,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@616a6259 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:39:59, skipping insertion in model container [2018-10-26 19:39:59,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:39:59" (1/1) ... [2018-10-26 19:39:59,809 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 19:39:59,938 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 19:40:01,922 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:40:01,975 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 19:40:02,785 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:40:02,976 INFO L193 MainTranslator]: Completed translation [2018-10-26 19:40:02,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:40:02 WrapperNode [2018-10-26 19:40:02,977 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 19:40:02,978 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 19:40:02,979 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 19:40:02,980 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 19:40:02,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:40:02" (1/1) ... [2018-10-26 19:40:03,037 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:40:02" (1/1) ... [2018-10-26 19:40:03,127 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 19:40:03,130 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 19:40:03,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 19:40:03,130 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 19:40:03,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:40:02" (1/1) ... [2018-10-26 19:40:03,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:40:02" (1/1) ... [2018-10-26 19:40:03,162 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:40:02" (1/1) ... [2018-10-26 19:40:03,163 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:40:02" (1/1) ... [2018-10-26 19:40:03,221 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:40:02" (1/1) ... [2018-10-26 19:40:03,236 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:40:02" (1/1) ... [2018-10-26 19:40:03,259 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:40:02" (1/1) ... [2018-10-26 19:40:03,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 19:40:03,284 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 19:40:03,284 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 19:40:03,284 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 19:40:03,285 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:40:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0ad2be82-41e2-48a0-939e-dc898b487a9f/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 [2018-10-26 19:40:03,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2018-10-26 19:40:03,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2018-10-26 19:40:03,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2018-10-26 19:40:03,349 INFO L130 BoogieDeclarations]: Found specification of procedure sl_tx_timeout [2018-10-26 19:40:03,350 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_tx_timeout [2018-10-26 19:40:03,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2018-10-26 19:40:03,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 19:40:03,350 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2018-10-26 19:40:03,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-10-26 19:40:03,350 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2018-10-26 19:40:03,350 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2018-10-26 19:40:03,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-10-26 19:40:03,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-10-26 19:40:03,353 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2018-10-26 19:40:03,353 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2018-10-26 19:40:03,353 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2018-10-26 19:40:03,353 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2018-10-26 19:40:03,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-10-26 19:40:03,353 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-10-26 19:40:03,353 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2018-10-26 19:40:03,354 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2018-10-26 19:40:03,354 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2018-10-26 19:40:03,354 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2018-10-26 19:40:03,354 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2018-10-26 19:40:03,354 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-10-26 19:40:03,354 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_bufs [2018-10-26 19:40:03,354 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_bufs [2018-10-26 19:40:03,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-10-26 19:40:03,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-10-26 19:40:03,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-10-26 19:40:03,355 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2018-10-26 19:40:03,355 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2018-10-26 19:40:03,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-10-26 19:40:03,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-10-26 19:40:03,355 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2018-10-26 19:40:03,355 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2018-10-26 19:40:03,355 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2018-10-26 19:40:03,355 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2018-10-26 19:40:03,355 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2018-10-26 19:40:03,356 INFO L130 BoogieDeclarations]: Found specification of procedure sl_bump [2018-10-26 19:40:03,356 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_bump [2018-10-26 19:40:03,356 INFO L130 BoogieDeclarations]: Found specification of procedure slip_ioctl [2018-10-26 19:40:03,356 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_ioctl [2018-10-26 19:40:03,361 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2018-10-26 19:40:03,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-10-26 19:40:03,361 INFO L130 BoogieDeclarations]: Found specification of procedure slip_close [2018-10-26 19:40:03,361 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_close [2018-10-26 19:40:03,361 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2018-10-26 19:40:03,362 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2018-10-26 19:40:03,362 INFO L130 BoogieDeclarations]: Found specification of procedure slip_compat_ioctl [2018-10-26 19:40:03,362 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_compat_ioctl [2018-10-26 19:40:03,363 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2018-10-26 19:40:03,363 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2018-10-26 19:40:03,363 INFO L130 BoogieDeclarations]: Found specification of procedure sl_get_stats64 [2018-10-26 19:40:03,363 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_get_stats64 [2018-10-26 19:40:03,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-10-26 19:40:03,363 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2018-10-26 19:40:03,363 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2018-10-26 19:40:03,363 INFO L130 BoogieDeclarations]: Found specification of procedure sl_ioctl [2018-10-26 19:40:03,364 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_ioctl [2018-10-26 19:40:03,364 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~C_INT [2018-10-26 19:40:03,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~C_INT [2018-10-26 19:40:03,364 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2018-10-26 19:40:03,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2018-10-26 19:40:03,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2018-10-26 19:40:03,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2018-10-26 19:40:03,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-10-26 19:40:03,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 19:40:03,364 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2018-10-26 19:40:03,365 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2018-10-26 19:40:03,365 INFO L130 BoogieDeclarations]: Found specification of procedure tty_devnum [2018-10-26 19:40:03,365 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2018-10-26 19:40:03,365 INFO L130 BoogieDeclarations]: Found specification of procedure slip_hangup [2018-10-26 19:40:03,365 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_hangup [2018-10-26 19:40:03,365 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-10-26 19:40:03,365 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-10-26 19:40:03,365 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2018-10-26 19:40:03,365 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2018-10-26 19:40:03,365 INFO L130 BoogieDeclarations]: Found specification of procedure sl_change_mtu [2018-10-26 19:40:03,366 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_change_mtu [2018-10-26 19:40:03,366 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_ULONG~TO~VOID [2018-10-26 19:40:03,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_ULONG~TO~VOID [2018-10-26 19:40:03,366 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2018-10-26 19:40:03,366 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2018-10-26 19:40:03,366 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2018-10-26 19:40:03,366 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2018-10-26 19:40:03,366 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2018-10-26 19:40:03,366 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2018-10-26 19:40:03,366 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2018-10-26 19:40:03,366 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2018-10-26 19:40:03,367 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2018-10-26 19:40:03,367 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2018-10-26 19:40:03,367 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2018-10-26 19:40:03,367 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2018-10-26 19:40:03,367 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2018-10-26 19:40:03,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-10-26 19:40:03,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-10-26 19:40:03,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 19:40:03,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 19:40:03,367 INFO L130 BoogieDeclarations]: Found specification of procedure sl_unlock [2018-10-26 19:40:03,368 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_unlock [2018-10-26 19:40:03,368 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2018-10-26 19:40:03,368 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2018-10-26 19:45:00,641 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 19:45:00,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:45:00 BoogieIcfgContainer [2018-10-26 19:45:00,642 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 19:45:00,642 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 19:45:00,643 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 19:45:00,652 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 19:45:00,653 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:45:00" (1/1) ... [2018-10-26 19:45:00,663 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:45:00,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:45:00,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 640 states and 962 transitions. [2018-10-26 19:45:00,719 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 962 transitions. [2018-10-26 19:45:00,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-26 19:45:00,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:45:00,765 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.IllegalArgumentException: Indexed Sort BitVec undefined at de.uni_freiburg.informatik.ultimate.logic.SortSymbol.checkArity(SortSymbol.java:153) at de.uni_freiburg.informatik.ultimate.logic.SortSymbol.getSort(SortSymbol.java:177) at de.uni_freiburg.informatik.ultimate.logic.Theory.getSort(Theory.java:1243) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:287) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.TermTransferrer.transferSort(TermTransferrer.java:147) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.TermTransferrer.convertApplicationTerm(TermTransferrer.java:177) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:320) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:253) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:452) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2018-10-26 19:45:00,767 INFO L168 Benchmark]: Toolchain (without parser) took 300985.41 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 431.0 MB). Free memory was 943.9 MB in the beginning and 938.6 MB in the end (delta: 5.2 MB). Peak memory consumption was 436.2 MB. Max. memory is 11.5 GB. [2018-10-26 19:45:00,769 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 19:45:00,769 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3194.29 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 305.7 MB). Free memory was 943.9 MB in the beginning and 1.3 GB in the end (delta: -313.7 MB). Peak memory consumption was 421.3 MB. Max. memory is 11.5 GB. [2018-10-26 19:45:00,770 INFO L168 Benchmark]: Boogie Procedure Inliner took 151.27 ms. Allocated memory is still 1.3 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 20.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. [2018-10-26 19:45:00,770 INFO L168 Benchmark]: Boogie Preprocessor took 153.68 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. [2018-10-26 19:45:00,771 INFO L168 Benchmark]: RCFGBuilder took 297358.30 ms. Allocated memory was 1.3 GB in the beginning and 1.5 GB in the end (delta: 125.3 MB). Free memory was 1.2 GB in the beginning and 938.6 MB in the end (delta: 279.5 MB). Peak memory consumption was 454.2 MB. Max. memory is 11.5 GB. [2018-10-26 19:45:00,772 INFO L168 Benchmark]: CodeCheck took 124.32 ms. Allocated memory is still 1.5 GB. Free memory is still 938.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 19:45:00,779 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: IllegalArgumentException: Indexed Sort BitVec undefined de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: IllegalArgumentException: Indexed Sort BitVec undefined: de.uni_freiburg.informatik.ultimate.logic.SortSymbol.checkArity(SortSymbol.java:153) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 3194.29 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 305.7 MB). Free memory was 943.9 MB in the beginning and 1.3 GB in the end (delta: -313.7 MB). Peak memory consumption was 421.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 151.27 ms. Allocated memory is still 1.3 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 20.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 153.68 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 297358.30 ms. Allocated memory was 1.3 GB in the beginning and 1.5 GB in the end (delta: 125.3 MB). Free memory was 1.2 GB in the beginning and 938.6 MB in the end (delta: 279.5 MB). Peak memory consumption was 454.2 MB. Max. memory is 11.5 GB. * CodeCheck took 124.32 ms. Allocated memory is still 1.5 GB. Free memory is still 938.6 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...