./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.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 aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0a0ed9b1-3418-4ab0-8c22-d357590dd688/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0a0ed9b1-3418-4ab0-8c22-d357590dd688/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0a0ed9b1-3418-4ab0-8c22-d357590dd688/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0a0ed9b1-3418-4ab0-8c22-d357590dd688/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_0a0ed9b1-3418-4ab0-8c22-d357590dd688/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0a0ed9b1-3418-4ab0-8c22-d357590dd688/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_0a0ed9b1-3418-4ab0-8c22-d357590dd688/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0a0ed9b1-3418-4ab0-8c22-d357590dd688/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0a0ed9b1-3418-4ab0-8c22-d357590dd688/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0a0ed9b1-3418-4ab0-8c22-d357590dd688/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_0a0ed9b1-3418-4ab0-8c22-d357590dd688/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0a0ed9b1-3418-4ab0-8c22-d357590dd688/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-aa41828 [2018-11-23 15:41:06,801 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 15:41:06,802 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 15:41:06,808 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 15:41:06,808 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 15:41:06,809 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 15:41:06,810 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 15:41:06,811 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 15:41:06,812 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 15:41:06,813 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 15:41:06,813 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 15:41:06,813 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 15:41:06,814 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 15:41:06,814 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 15:41:06,815 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 15:41:06,815 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 15:41:06,816 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 15:41:06,817 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 15:41:06,818 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 15:41:06,819 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 15:41:06,820 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 15:41:06,821 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 15:41:06,822 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 15:41:06,822 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 15:41:06,823 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 15:41:06,823 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 15:41:06,824 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 15:41:06,824 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 15:41:06,824 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 15:41:06,825 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 15:41:06,825 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 15:41:06,826 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 15:41:06,826 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 15:41:06,826 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 15:41:06,826 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 15:41:06,827 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 15:41:06,827 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0a0ed9b1-3418-4ab0-8c22-d357590dd688/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-11-23 15:41:06,837 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 15:41:06,837 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 15:41:06,838 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 15:41:06,838 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 15:41:06,838 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 15:41:06,838 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 15:41:06,839 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 15:41:06,839 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 15:41:06,839 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 15:41:06,839 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 15:41:06,839 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 15:41:06,839 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 15:41:06,839 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 15:41:06,840 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 15:41:06,840 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 15:41:06,840 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 15:41:06,840 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 15:41:06,840 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 15:41:06,840 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 15:41:06,840 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 15:41:06,841 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 15:41:06,841 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 15:41:06,841 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 15:41:06,841 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 15:41:06,841 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 15:41:06,841 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 15:41:06,841 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 15:41:06,841 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_0a0ed9b1-3418-4ab0-8c22-d357590dd688/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 [2018-11-23 15:41:06,865 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 15:41:06,874 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 15:41:06,876 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 15:41:06,877 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 15:41:06,878 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 15:41:06,878 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0a0ed9b1-3418-4ab0-8c22-d357590dd688/bin-2019/ukojak/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_false-unreach-call.cil.out.c [2018-11-23 15:41:06,917 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0a0ed9b1-3418-4ab0-8c22-d357590dd688/bin-2019/ukojak/data/344b2a361/9bde9a7cb1de478f810471653b07a803/FLAGa5d4e95e6 [2018-11-23 15:41:07,492 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 15:41:07,492 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0a0ed9b1-3418-4ab0-8c22-d357590dd688/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_false-unreach-call.cil.out.c [2018-11-23 15:41:07,511 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0a0ed9b1-3418-4ab0-8c22-d357590dd688/bin-2019/ukojak/data/344b2a361/9bde9a7cb1de478f810471653b07a803/FLAGa5d4e95e6 [2018-11-23 15:41:07,897 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0a0ed9b1-3418-4ab0-8c22-d357590dd688/bin-2019/ukojak/data/344b2a361/9bde9a7cb1de478f810471653b07a803 [2018-11-23 15:41:07,899 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 15:41:07,900 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 15:41:07,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 15:41:07,901 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 15:41:07,904 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 15:41:07,905 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:07" (1/1) ... [2018-11-23 15:41:07,907 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c2a9b77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:07, skipping insertion in model container [2018-11-23 15:41:07,907 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:07" (1/1) ... [2018-11-23 15:41:07,912 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 15:41:07,987 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 15:41:08,903 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 15:41:08,914 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 15:41:09,053 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 15:41:09,148 INFO L195 MainTranslator]: Completed translation [2018-11-23 15:41:09,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:09 WrapperNode [2018-11-23 15:41:09,148 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 15:41:09,149 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 15:41:09,149 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 15:41:09,149 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 15:41:09,154 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:09" (1/1) ... [2018-11-23 15:41:09,192 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:09" (1/1) ... [2018-11-23 15:41:09,260 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 15:41:09,261 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 15:41:09,261 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 15:41:09,261 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 15:41:09,267 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:09" (1/1) ... [2018-11-23 15:41:09,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:09" (1/1) ... [2018-11-23 15:41:09,279 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:09" (1/1) ... [2018-11-23 15:41:09,280 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:09" (1/1) ... [2018-11-23 15:41:09,332 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:09" (1/1) ... [2018-11-23 15:41:09,345 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:09" (1/1) ... [2018-11-23 15:41:09,357 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:09" (1/1) ... [2018-11-23 15:41:09,369 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 15:41:09,369 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 15:41:09,369 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 15:41:09,369 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 15:41:09,370 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0a0ed9b1-3418-4ab0-8c22-d357590dd688/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 [2018-11-23 15:41:09,419 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2018-11-23 15:41:09,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2018-11-23 15:41:09,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2018-11-23 15:41:09,419 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2018-11-23 15:41:09,420 INFO L130 BoogieDeclarations]: Found specification of procedure sl_tx_timeout [2018-11-23 15:41:09,420 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_tx_timeout [2018-11-23 15:41:09,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-23 15:41:09,420 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_ldisc [2018-11-23 15:41:09,420 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2018-11-23 15:41:09,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 15:41:09,420 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2018-11-23 15:41:09,420 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2018-11-23 15:41:09,420 INFO L130 BoogieDeclarations]: Found specification of procedure tty_mode_ioctl [2018-11-23 15:41:09,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-23 15:41:09,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-23 15:41:09,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-23 15:41:09,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 15:41:09,421 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2018-11-23 15:41:09,421 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2018-11-23 15:41:09,421 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2018-11-23 15:41:09,421 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_uncompress [2018-11-23 15:41:09,422 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2018-11-23 15:41:09,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-11-23 15:41:09,422 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-11-23 15:41:09,423 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2018-11-23 15:41:09,423 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2018-11-23 15:41:09,423 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_remember [2018-11-23 15:41:09,424 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2018-11-23 15:41:09,424 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2018-11-23 15:41:09,424 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2018-11-23 15:41:09,424 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2018-11-23 15:41:09,424 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdevice [2018-11-23 15:41:09,424 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-23 15:41:09,424 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_bufs [2018-11-23 15:41:09,424 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_bufs [2018-11-23 15:41:09,425 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_queue [2018-11-23 15:41:09,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 15:41:09,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-23 15:41:09,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-23 15:41:09,425 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2018-11-23 15:41:09,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-23 15:41:09,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-23 15:41:09,425 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2018-11-23 15:41:09,425 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2018-11-23 15:41:09,426 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2018-11-23 15:41:09,426 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2018-11-23 15:41:09,426 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2018-11-23 15:41:09,426 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2018-11-23 15:41:09,426 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2018-11-23 15:41:09,426 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2018-11-23 15:41:09,426 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2018-11-23 15:41:09,426 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2018-11-23 15:41:09,427 INFO L130 BoogieDeclarations]: Found specification of procedure sl_bump [2018-11-23 15:41:09,427 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_bump [2018-11-23 15:41:09,427 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2018-11-23 15:41:09,427 INFO L130 BoogieDeclarations]: Found specification of procedure slip_ioctl [2018-11-23 15:41:09,427 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_ioctl [2018-11-23 15:41:09,427 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2018-11-23 15:41:09,427 INFO L130 BoogieDeclarations]: Found specification of procedure slip_close [2018-11-23 15:41:09,427 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_close [2018-11-23 15:41:09,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-23 15:41:09,428 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2018-11-23 15:41:09,428 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2018-11-23 15:41:09,428 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2018-11-23 15:41:09,428 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2018-11-23 15:41:09,428 INFO L130 BoogieDeclarations]: Found specification of procedure slip_compat_ioctl [2018-11-23 15:41:09,428 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_compat_ioctl [2018-11-23 15:41:09,428 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2018-11-23 15:41:09,428 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2018-11-23 15:41:09,428 INFO L130 BoogieDeclarations]: Found specification of procedure sl_get_stats64 [2018-11-23 15:41:09,429 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_get_stats64 [2018-11-23 15:41:09,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-23 15:41:09,429 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2018-11-23 15:41:09,429 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_ldisc [2018-11-23 15:41:09,429 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2018-11-23 15:41:09,429 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2018-11-23 15:41:09,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2018-11-23 15:41:09,429 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2018-11-23 15:41:09,430 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2018-11-23 15:41:09,430 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2018-11-23 15:41:09,430 INFO L130 BoogieDeclarations]: Found specification of procedure sl_ioctl [2018-11-23 15:41:09,431 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_ioctl [2018-11-23 15:41:09,431 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2018-11-23 15:41:09,431 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2018-11-23 15:41:09,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 15:41:09,431 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2018-11-23 15:41:09,431 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2018-11-23 15:41:09,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-23 15:41:09,432 INFO L130 BoogieDeclarations]: Found specification of procedure tty_devnum [2018-11-23 15:41:09,432 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2018-11-23 15:41:09,432 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2018-11-23 15:41:09,432 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2018-11-23 15:41:09,432 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2018-11-23 15:41:09,432 INFO L130 BoogieDeclarations]: Found specification of procedure slip_hangup [2018-11-23 15:41:09,432 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_hangup [2018-11-23 15:41:09,432 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-11-23 15:41:09,433 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-11-23 15:41:09,433 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2018-11-23 15:41:09,433 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2018-11-23 15:41:09,433 INFO L130 BoogieDeclarations]: Found specification of procedure sl_change_mtu [2018-11-23 15:41:09,433 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_change_mtu [2018-11-23 15:41:09,433 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2018-11-23 15:41:09,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2018-11-23 15:41:09,433 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2018-11-23 15:41:09,433 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2018-11-23 15:41:09,434 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2018-11-23 15:41:09,434 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2018-11-23 15:41:09,434 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2018-11-23 15:41:09,434 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2018-11-23 15:41:09,434 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_compress [2018-11-23 15:41:09,434 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2018-11-23 15:41:09,435 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2018-11-23 15:41:09,435 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2018-11-23 15:41:09,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 15:41:09,435 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2018-11-23 15:41:09,435 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2018-11-23 15:41:09,435 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2018-11-23 15:41:09,435 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2018-11-23 15:41:09,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-23 15:41:09,436 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2018-11-23 15:41:09,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-11-23 15:41:09,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-11-23 15:41:09,436 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2018-11-23 15:41:09,436 INFO L130 BoogieDeclarations]: Found specification of procedure tty_chars_in_buffer [2018-11-23 15:41:09,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 15:41:09,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 15:41:09,436 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_init [2018-11-23 15:41:09,437 INFO L130 BoogieDeclarations]: Found specification of procedure sl_unlock [2018-11-23 15:41:09,437 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_unlock [2018-11-23 15:41:09,437 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2018-11-23 15:41:09,437 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2018-11-23 15:41:17,839 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 15:41:17,839 INFO L280 CfgBuilder]: Removed 122 assue(true) statements. [2018-11-23 15:41:17,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:41:17 BoogieIcfgContainer [2018-11-23 15:41:17,839 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 15:41:17,840 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 15:41:17,840 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 15:41:17,848 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 15:41:17,848 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:41:17" (1/1) ... [2018-11-23 15:41:17,854 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:41:17,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:17,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 636 states and 957 transitions. [2018-11-23 15:41:17,893 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 957 transitions. [2018-11-23 15:41:17,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 15:41:17,900 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:18,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:18,180 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 15:41:18,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:18,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 641 states and 1004 transitions. [2018-11-23 15:41:18,306 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1004 transitions. [2018-11-23 15:41:18,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 15:41:18,311 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:18,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:18,408 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 15:41:18,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:18,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 642 states and 1005 transitions. [2018-11-23 15:41:18,421 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1005 transitions. [2018-11-23 15:41:18,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 15:41:18,424 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:18,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:18,527 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 15:41:18,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:18,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 646 states and 1052 transitions. [2018-11-23 15:41:18,627 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1052 transitions. [2018-11-23 15:41:18,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 15:41:18,630 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:18,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:18,690 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 15:41:18,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:18,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 649 states and 1087 transitions. [2018-11-23 15:41:18,833 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1087 transitions. [2018-11-23 15:41:18,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 15:41:18,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:18,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:18,913 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 15:41:19,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:19,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 654 states and 1128 transitions. [2018-11-23 15:41:19,185 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1128 transitions. [2018-11-23 15:41:19,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 15:41:19,187 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:19,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:19,294 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 15:41:19,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:19,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 655 states and 1128 transitions. [2018-11-23 15:41:19,361 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1128 transitions. [2018-11-23 15:41:19,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 15:41:19,363 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:19,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:19,420 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 15:41:19,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:19,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 658 states and 1133 transitions. [2018-11-23 15:41:19,478 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1133 transitions. [2018-11-23 15:41:19,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 15:41:19,480 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:19,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:19,581 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 15:41:20,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:20,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 665 states and 1178 transitions. [2018-11-23 15:41:20,024 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1178 transitions. [2018-11-23 15:41:20,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 15:41:20,025 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:20,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:20,060 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 15:41:20,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:20,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 666 states and 1178 transitions. [2018-11-23 15:41:20,076 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1178 transitions. [2018-11-23 15:41:20,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 15:41:20,078 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:20,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:20,115 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 15:41:20,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:20,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 669 states and 1183 transitions. [2018-11-23 15:41:20,146 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1183 transitions. [2018-11-23 15:41:20,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 15:41:20,147 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:20,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:20,207 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 15:41:20,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:20,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 668 states and 1176 transitions. [2018-11-23 15:41:20,247 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1176 transitions. [2018-11-23 15:41:20,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 15:41:20,249 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:20,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:20,311 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 15:41:20,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:20,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 667 states and 1169 transitions. [2018-11-23 15:41:20,341 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1169 transitions. [2018-11-23 15:41:20,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 15:41:20,342 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:20,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:20,376 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 15:41:20,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:20,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 668 states and 1169 transitions. [2018-11-23 15:41:20,388 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1169 transitions. [2018-11-23 15:41:20,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 15:41:20,389 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:20,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:20,425 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-23 15:41:20,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:20,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 671 states and 1175 transitions. [2018-11-23 15:41:20,582 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1175 transitions. [2018-11-23 15:41:20,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 15:41:20,583 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:20,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:20,690 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 15:41:21,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:21,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 678 states and 1229 transitions. [2018-11-23 15:41:21,112 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1229 transitions. [2018-11-23 15:41:21,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 15:41:21,114 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:21,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:21,197 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 15:41:21,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:21,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 682 states and 1237 transitions. [2018-11-23 15:41:21,330 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1237 transitions. [2018-11-23 15:41:21,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 15:41:21,332 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:21,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:21,363 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 15:41:21,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:21,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 684 states and 1240 transitions. [2018-11-23 15:41:21,419 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1240 transitions. [2018-11-23 15:41:21,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 15:41:21,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:21,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:21,487 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 15:41:22,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:22,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 690 states and 1286 transitions. [2018-11-23 15:41:22,005 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1286 transitions. [2018-11-23 15:41:22,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 15:41:22,006 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:22,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:22,040 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 15:41:22,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:22,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 695 states and 1325 transitions. [2018-11-23 15:41:22,435 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1325 transitions. [2018-11-23 15:41:22,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 15:41:22,437 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:22,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:22,468 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 15:41:22,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:22,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 698 states and 1358 transitions. [2018-11-23 15:41:22,725 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1358 transitions. [2018-11-23 15:41:22,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 15:41:22,727 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:22,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:22,840 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 15:41:22,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:22,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 698 states and 1348 transitions. [2018-11-23 15:41:22,907 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1348 transitions. [2018-11-23 15:41:22,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 15:41:22,909 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:22,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:22,954 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-23 15:41:22,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:22,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 699 states and 1348 transitions. [2018-11-23 15:41:22,974 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1348 transitions. [2018-11-23 15:41:22,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 15:41:22,976 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:22,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:23,124 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 15:41:24,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:24,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 709 states and 1405 transitions. [2018-11-23 15:41:24,243 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 1405 transitions. [2018-11-23 15:41:24,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 15:41:24,244 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:24,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:24,296 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-23 15:41:24,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:24,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 710 states and 1405 transitions. [2018-11-23 15:41:24,398 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1405 transitions. [2018-11-23 15:41:24,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 15:41:24,399 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:24,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:24,435 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 15:41:24,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:24,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 714 states and 1440 transitions. [2018-11-23 15:41:24,837 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1440 transitions. [2018-11-23 15:41:24,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 15:41:24,838 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:24,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:24,871 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 15:41:24,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:24,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 715 states and 1440 transitions. [2018-11-23 15:41:24,957 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1440 transitions. [2018-11-23 15:41:24,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 15:41:24,958 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:24,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:24,990 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 15:41:25,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:25,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 718 states and 1471 transitions. [2018-11-23 15:41:25,317 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1471 transitions. [2018-11-23 15:41:25,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 15:41:25,318 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:25,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:25,353 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-23 15:41:25,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:25,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 721 states and 1475 transitions. [2018-11-23 15:41:25,413 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1475 transitions. [2018-11-23 15:41:25,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 15:41:25,414 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:25,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:25,448 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 15:41:25,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:25,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 722 states and 1475 transitions. [2018-11-23 15:41:25,459 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1475 transitions. [2018-11-23 15:41:25,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 15:41:25,460 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:25,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:25,491 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-23 15:41:25,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:25,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 723 states and 1476 transitions. [2018-11-23 15:41:25,603 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1476 transitions. [2018-11-23 15:41:25,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 15:41:25,604 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:25,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:25,634 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 15:41:25,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:25,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 724 states and 1476 transitions. [2018-11-23 15:41:25,689 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1476 transitions. [2018-11-23 15:41:25,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 15:41:25,690 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:25,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:25,723 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-23 15:41:26,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:26,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 727 states and 1506 transitions. [2018-11-23 15:41:26,072 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1506 transitions. [2018-11-23 15:41:26,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 15:41:26,074 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:26,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:26,123 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-23 15:41:26,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:26,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 731 states and 1512 transitions. [2018-11-23 15:41:26,213 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1512 transitions. [2018-11-23 15:41:26,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 15:41:26,215 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:26,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:26,260 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 15:41:26,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:26,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 732 states and 1512 transitions. [2018-11-23 15:41:26,286 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1512 transitions. [2018-11-23 15:41:26,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 15:41:26,287 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:26,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:26,330 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 15:41:26,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:26,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 733 states and 1512 transitions. [2018-11-23 15:41:26,350 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1512 transitions. [2018-11-23 15:41:26,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 15:41:26,351 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:26,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:26,397 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 13 proven. 7 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-23 15:41:26,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:26,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 736 states and 1520 transitions. [2018-11-23 15:41:26,930 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1520 transitions. [2018-11-23 15:41:26,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 15:41:26,931 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:26,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:26,962 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 13 proven. 7 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-23 15:41:27,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:27,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 738 states and 1525 transitions. [2018-11-23 15:41:27,217 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1525 transitions. [2018-11-23 15:41:27,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 15:41:27,218 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:27,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:27,246 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 11 proven. 8 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-23 15:41:27,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:27,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 739 states and 1526 transitions. [2018-11-23 15:41:27,340 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1526 transitions. [2018-11-23 15:41:27,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 15:41:27,341 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:27,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:27,368 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 15:41:27,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:27,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 740 states and 1526 transitions. [2018-11-23 15:41:27,377 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1526 transitions. [2018-11-23 15:41:27,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 15:41:27,378 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:27,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:27,404 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-23 15:41:27,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:27,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 744 states and 1537 transitions. [2018-11-23 15:41:27,765 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1537 transitions. [2018-11-23 15:41:27,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 15:41:27,765 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:27,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:27,805 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-23 15:41:27,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:27,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 745 states and 1539 transitions. [2018-11-23 15:41:27,921 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1539 transitions. [2018-11-23 15:41:27,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 15:41:27,922 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:27,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:27,956 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 15:41:28,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:28,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 747 states and 1544 transitions. [2018-11-23 15:41:28,125 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1544 transitions. [2018-11-23 15:41:28,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 15:41:28,126 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:28,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:28,160 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-23 15:41:28,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:28,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 749 states and 1549 transitions. [2018-11-23 15:41:28,504 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1549 transitions. [2018-11-23 15:41:28,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 15:41:28,505 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:28,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:28,532 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 15:41:28,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:28,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 750 states and 1551 transitions. [2018-11-23 15:41:28,544 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1551 transitions. [2018-11-23 15:41:28,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 15:41:28,545 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:28,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:28,570 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 15:41:28,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:28,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 751 states and 1552 transitions. [2018-11-23 15:41:28,732 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1552 transitions. [2018-11-23 15:41:28,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 15:41:28,733 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:28,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:28,760 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 15:41:28,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:28,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 751 states and 1551 transitions. [2018-11-23 15:41:28,774 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1551 transitions. [2018-11-23 15:41:28,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 15:41:28,774 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:28,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:28,800 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-23 15:41:28,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:28,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 752 states and 1552 transitions. [2018-11-23 15:41:28,979 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1552 transitions. [2018-11-23 15:41:28,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 15:41:28,980 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:28,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:29,152 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 15:41:29,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:29,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 754 states and 1556 transitions. [2018-11-23 15:41:29,291 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1556 transitions. [2018-11-23 15:41:29,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 15:41:29,292 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:29,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:29,573 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 15:41:29,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:29,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 755 states and 1559 transitions. [2018-11-23 15:41:29,744 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1559 transitions. [2018-11-23 15:41:29,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 15:41:29,745 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:29,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:30,052 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 15:41:30,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:30,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 773 states and 1652 transitions. [2018-11-23 15:41:30,997 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1652 transitions. [2018-11-23 15:41:30,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 15:41:30,999 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:31,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:31,044 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 15:41:31,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:31,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 776 states and 1660 transitions. [2018-11-23 15:41:31,328 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1660 transitions. [2018-11-23 15:41:31,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 15:41:31,328 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:31,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:31,462 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 15:41:31,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:31,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 779 states and 1665 transitions. [2018-11-23 15:41:31,616 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1665 transitions. [2018-11-23 15:41:31,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 15:41:31,617 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:31,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:31,655 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 15:41:31,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:31,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 780 states and 1665 transitions. [2018-11-23 15:41:31,767 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1665 transitions. [2018-11-23 15:41:31,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 15:41:31,769 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:31,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:31,799 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-23 15:41:31,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:31,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 781 states and 1665 transitions. [2018-11-23 15:41:31,811 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1665 transitions. [2018-11-23 15:41:31,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 15:41:31,812 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:31,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:31,841 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-23 15:41:31,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:31,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 782 states and 1665 transitions. [2018-11-23 15:41:31,857 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1665 transitions. [2018-11-23 15:41:31,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 15:41:31,858 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:31,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:31,891 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-23 15:41:31,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:31,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 783 states and 1665 transitions. [2018-11-23 15:41:31,912 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1665 transitions. [2018-11-23 15:41:31,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 15:41:31,913 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:31,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:31,954 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 15:41:31,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:31,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 784 states and 1666 transitions. [2018-11-23 15:41:31,966 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1666 transitions. [2018-11-23 15:41:31,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 15:41:31,967 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:31,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:32,073 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 15:41:32,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:32,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 788 states and 1673 transitions. [2018-11-23 15:41:32,187 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1673 transitions. [2018-11-23 15:41:32,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 15:41:32,189 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:32,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:32,240 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-23 15:41:32,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:32,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 789 states and 1673 transitions. [2018-11-23 15:41:32,403 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1673 transitions. [2018-11-23 15:41:32,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 15:41:32,404 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:32,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:32,436 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-23 15:41:32,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:32,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 790 states and 1673 transitions. [2018-11-23 15:41:32,448 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1673 transitions. [2018-11-23 15:41:32,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 15:41:32,449 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:32,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:32,480 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-23 15:41:32,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:32,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1696 states to 792 states and 1676 transitions. [2018-11-23 15:41:32,628 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1676 transitions. [2018-11-23 15:41:32,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 15:41:32,629 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:32,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:32,657 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-23 15:41:32,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:32,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1697 states to 793 states and 1677 transitions. [2018-11-23 15:41:32,804 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1677 transitions. [2018-11-23 15:41:32,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-23 15:41:32,805 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:32,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:33,067 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 15:41:33,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:33,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 797 states and 1689 transitions. [2018-11-23 15:41:33,616 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1689 transitions. [2018-11-23 15:41:33,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 15:41:33,617 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:33,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:33,648 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 15:41:33,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:33,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 801 states and 1696 transitions. [2018-11-23 15:41:33,669 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1696 transitions. [2018-11-23 15:41:33,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 15:41:33,671 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:33,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:33,761 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 15:41:33,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:33,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 805 states and 1704 transitions. [2018-11-23 15:41:33,818 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1704 transitions. [2018-11-23 15:41:33,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 15:41:33,820 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:33,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:33,921 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 15:41:33,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:33,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 808 states and 1710 transitions. [2018-11-23 15:41:33,955 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1710 transitions. [2018-11-23 15:41:33,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 15:41:33,957 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:33,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:34,095 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 15:41:34,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:34,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 811 states and 1737 transitions. [2018-11-23 15:41:34,848 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1737 transitions. [2018-11-23 15:41:34,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 15:41:34,849 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:34,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:34,964 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 15:41:35,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:35,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 812 states and 1737 transitions. [2018-11-23 15:41:35,325 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1737 transitions. [2018-11-23 15:41:35,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 15:41:35,326 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:35,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:35,354 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-23 15:41:35,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:35,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1773 states to 814 states and 1740 transitions. [2018-11-23 15:41:35,397 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1740 transitions. [2018-11-23 15:41:35,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 15:41:35,399 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:35,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:35,429 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-23 15:41:35,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:35,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 816 states and 1742 transitions. [2018-11-23 15:41:35,553 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1742 transitions. [2018-11-23 15:41:35,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 15:41:35,555 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:35,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:35,785 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 15:41:37,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:37,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1791 states to 826 states and 1758 transitions. [2018-11-23 15:41:37,194 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1758 transitions. [2018-11-23 15:41:37,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 15:41:37,195 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:37,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:37,226 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 15:41:37,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:37,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1836 states to 829 states and 1803 transitions. [2018-11-23 15:41:37,823 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1803 transitions. [2018-11-23 15:41:37,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 15:41:37,824 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:37,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:37,867 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-23 15:41:38,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:38,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1830 states to 826 states and 1797 transitions. [2018-11-23 15:41:38,040 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1797 transitions. [2018-11-23 15:41:38,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 15:41:38,041 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:38,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:38,070 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 15:41:38,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:38,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1831 states to 826 states and 1794 transitions. [2018-11-23 15:41:38,089 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1794 transitions. [2018-11-23 15:41:38,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 15:41:38,090 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:38,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:38,130 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:41:38,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:38,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 831 states and 1856 transitions. [2018-11-23 15:41:38,783 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1856 transitions. [2018-11-23 15:41:38,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 15:41:38,784 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:38,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:38,822 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:41:39,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:39,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1932 states to 833 states and 1895 transitions. [2018-11-23 15:41:39,197 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1895 transitions. [2018-11-23 15:41:39,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 15:41:39,198 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:39,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:39,239 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:41:39,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:39,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1932 states to 834 states and 1895 transitions. [2018-11-23 15:41:39,370 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1895 transitions. [2018-11-23 15:41:39,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 15:41:39,371 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:39,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:39,598 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 15:41:41,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:41,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1974 states to 836 states and 1930 transitions. [2018-11-23 15:41:41,171 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1930 transitions. [2018-11-23 15:41:41,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 15:41:41,172 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:41,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:41,229 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 15:41:41,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:41,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2009 states to 838 states and 1965 transitions. [2018-11-23 15:41:41,668 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1965 transitions. [2018-11-23 15:41:41,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 15:41:41,669 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:41,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:41,727 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 15:41:42,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:42,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2057 states to 842 states and 2013 transitions. [2018-11-23 15:41:42,662 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 2013 transitions. [2018-11-23 15:41:42,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 15:41:42,663 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:42,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:42,697 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 15:41:42,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:42,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2057 states to 843 states and 2013 transitions. [2018-11-23 15:41:42,870 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 2013 transitions. [2018-11-23 15:41:42,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 15:41:42,871 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:42,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:42,909 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-11-23 15:41:42,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:42,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2059 states to 845 states and 2015 transitions. [2018-11-23 15:41:42,920 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 2015 transitions. [2018-11-23 15:41:42,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 15:41:42,921 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:42,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:42,949 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 15:41:42,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:42,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2063 states to 847 states and 2019 transitions. [2018-11-23 15:41:42,994 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 2019 transitions. [2018-11-23 15:41:42,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 15:41:42,995 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:43,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:43,024 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-23 15:41:43,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:43,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2066 states to 848 states and 2022 transitions. [2018-11-23 15:41:43,036 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 2022 transitions. [2018-11-23 15:41:43,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 15:41:43,037 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:43,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:43,065 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-23 15:41:43,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:43,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2066 states to 849 states and 2022 transitions. [2018-11-23 15:41:43,080 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 2022 transitions. [2018-11-23 15:41:43,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 15:41:43,081 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:43,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:43,115 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 15:41:43,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:43,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2070 states to 851 states and 2026 transitions. [2018-11-23 15:41:43,141 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 2026 transitions. [2018-11-23 15:41:43,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 15:41:43,142 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:43,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:43,381 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 15:41:46,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:46,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2124 states to 863 states and 2080 transitions. [2018-11-23 15:41:46,077 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 2080 transitions. [2018-11-23 15:41:46,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 15:41:46,078 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:46,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:46,112 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 15:41:46,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:46,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2159 states to 865 states and 2115 transitions. [2018-11-23 15:41:46,540 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 2115 transitions. [2018-11-23 15:41:46,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 15:41:46,541 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:46,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:46,799 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 15:41:52,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:52,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2271 states to 887 states and 2225 transitions. [2018-11-23 15:41:52,320 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 2225 transitions. [2018-11-23 15:41:52,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 15:41:52,322 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:52,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:52,353 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 15:41:52,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:52,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2272 states to 888 states and 2226 transitions. [2018-11-23 15:41:52,591 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 2226 transitions. [2018-11-23 15:41:52,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 15:41:52,592 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:52,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:52,624 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 15:41:54,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:54,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2322 states to 893 states and 2276 transitions. [2018-11-23 15:41:54,223 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 2276 transitions. [2018-11-23 15:41:54,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 15:41:54,224 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:54,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:54,252 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-23 15:41:54,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:54,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2322 states to 894 states and 2276 transitions. [2018-11-23 15:41:54,272 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 2276 transitions. [2018-11-23 15:41:54,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 15:41:54,273 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:54,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:54,302 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-23 15:41:54,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:54,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2324 states to 896 states and 2278 transitions. [2018-11-23 15:41:54,318 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 2278 transitions. [2018-11-23 15:41:54,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 15:41:54,320 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:54,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:54,355 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-23 15:41:54,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:54,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2324 states to 897 states and 2278 transitions. [2018-11-23 15:41:54,369 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 2278 transitions. [2018-11-23 15:41:54,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 15:41:54,371 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:54,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:54,400 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-23 15:41:54,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:54,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2326 states to 899 states and 2280 transitions. [2018-11-23 15:41:54,416 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 2280 transitions. [2018-11-23 15:41:54,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 15:41:54,417 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:54,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:54,454 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:41:54,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:54,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2346 states to 903 states and 2300 transitions. [2018-11-23 15:41:54,491 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 2300 transitions. [2018-11-23 15:41:54,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 15:41:54,492 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:54,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:54,529 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:41:54,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:54,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2361 states to 905 states and 2315 transitions. [2018-11-23 15:41:54,565 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 2315 transitions. [2018-11-23 15:41:54,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 15:41:54,566 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:54,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:54,792 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 15:41:56,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:56,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2407 states to 911 states and 2357 transitions. [2018-11-23 15:41:56,780 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 2357 transitions. [2018-11-23 15:41:56,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 15:41:56,782 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:56,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:56,844 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 15:41:56,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:56,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2409 states to 912 states and 2359 transitions. [2018-11-23 15:41:56,873 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 2359 transitions. [2018-11-23 15:41:56,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 15:41:56,874 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:56,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:56,904 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 15:41:57,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:57,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2444 states to 915 states and 2394 transitions. [2018-11-23 15:41:57,904 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 2394 transitions. [2018-11-23 15:41:57,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 15:41:57,905 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:57,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:57,942 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 15:41:58,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:58,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 919 states and 2408 transitions. [2018-11-23 15:41:58,606 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 2408 transitions. [2018-11-23 15:41:58,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 15:41:58,607 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:58,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:58,638 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 15:41:59,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:41:59,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2487 states to 921 states and 2437 transitions. [2018-11-23 15:41:59,101 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 2437 transitions. [2018-11-23 15:41:59,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 15:41:59,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:41:59,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:59,139 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 15:42:01,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:01,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2509 states to 925 states and 2459 transitions. [2018-11-23 15:42:01,029 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 2459 transitions. [2018-11-23 15:42:01,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 15:42:01,030 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:01,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:01,069 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 15:42:01,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:01,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2512 states to 926 states and 2462 transitions. [2018-11-23 15:42:01,494 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 2462 transitions. [2018-11-23 15:42:01,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 15:42:01,495 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:01,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:01,522 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 15:42:01,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:01,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2516 states to 928 states and 2466 transitions. [2018-11-23 15:42:01,924 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 2466 transitions. [2018-11-23 15:42:01,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 15:42:01,925 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:01,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:01,951 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-23 15:42:01,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:01,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2516 states to 929 states and 2466 transitions. [2018-11-23 15:42:01,965 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 2466 transitions. [2018-11-23 15:42:01,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 15:42:01,966 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:01,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:01,994 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 15:42:02,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:02,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2525 states to 933 states and 2475 transitions. [2018-11-23 15:42:02,559 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 2475 transitions. [2018-11-23 15:42:02,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 15:42:02,560 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:02,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:02,591 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-23 15:42:02,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:02,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2527 states to 935 states and 2477 transitions. [2018-11-23 15:42:02,804 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 2477 transitions. [2018-11-23 15:42:02,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 15:42:02,805 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:02,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:02,833 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-23 15:42:03,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:03,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2529 states to 937 states and 2479 transitions. [2018-11-23 15:42:03,040 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 2479 transitions. [2018-11-23 15:42:03,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 15:42:03,042 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:03,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:03,081 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:03,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:03,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2544 states to 939 states and 2494 transitions. [2018-11-23 15:42:03,118 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 2494 transitions. [2018-11-23 15:42:03,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 15:42:03,119 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:03,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:03,151 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:04,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:04,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 942 states and 2500 transitions. [2018-11-23 15:42:04,026 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 2500 transitions. [2018-11-23 15:42:04,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 15:42:04,027 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:04,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:04,059 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:04,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:04,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 943 states and 2500 transitions. [2018-11-23 15:42:04,472 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 2500 transitions. [2018-11-23 15:42:04,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 15:42:04,473 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:04,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:04,659 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 15:42:08,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:08,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2598 states to 951 states and 2541 transitions. [2018-11-23 15:42:08,085 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 2541 transitions. [2018-11-23 15:42:08,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 15:42:08,087 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:08,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:08,686 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 15:42:10,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:10,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2601 states to 953 states and 2544 transitions. [2018-11-23 15:42:10,092 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 2544 transitions. [2018-11-23 15:42:10,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 15:42:10,093 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:10,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:10,140 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:10,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:10,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2601 states to 954 states and 2544 transitions. [2018-11-23 15:42:10,173 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 2544 transitions. [2018-11-23 15:42:10,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 15:42:10,174 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:10,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:10,219 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:10,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:10,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2616 states to 956 states and 2559 transitions. [2018-11-23 15:42:10,270 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 2559 transitions. [2018-11-23 15:42:10,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 15:42:10,272 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:10,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:10,339 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:11,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:11,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2622 states to 959 states and 2565 transitions. [2018-11-23 15:42:11,401 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 2565 transitions. [2018-11-23 15:42:11,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 15:42:11,402 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:11,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:11,457 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 15:42:11,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:11,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2625 states to 961 states and 2568 transitions. [2018-11-23 15:42:11,491 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 2568 transitions. [2018-11-23 15:42:11,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 15:42:11,493 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:11,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:11,604 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-23 15:42:11,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:11,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2638 states to 962 states and 2581 transitions. [2018-11-23 15:42:11,663 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 2581 transitions. [2018-11-23 15:42:11,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 15:42:11,665 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:11,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:11,731 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 15:42:11,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:11,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2643 states to 965 states and 2586 transitions. [2018-11-23 15:42:11,778 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 2586 transitions. [2018-11-23 15:42:11,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 15:42:11,779 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:11,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:11,840 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 15:42:11,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:11,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2646 states to 967 states and 2589 transitions. [2018-11-23 15:42:11,880 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 2589 transitions. [2018-11-23 15:42:11,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 15:42:11,881 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:11,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:11,935 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:13,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:13,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2662 states to 973 states and 2605 transitions. [2018-11-23 15:42:13,856 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 2605 transitions. [2018-11-23 15:42:13,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 15:42:13,858 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:13,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:13,895 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-23 15:42:13,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:13,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2675 states to 974 states and 2618 transitions. [2018-11-23 15:42:13,933 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 2618 transitions. [2018-11-23 15:42:13,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 15:42:13,934 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:13,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:13,968 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-23 15:42:14,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:14,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2677 states to 976 states and 2620 transitions. [2018-11-23 15:42:14,015 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 2620 transitions. [2018-11-23 15:42:14,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 15:42:14,017 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:14,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:14,060 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-23 15:42:14,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:14,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2679 states to 978 states and 2622 transitions. [2018-11-23 15:42:14,108 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 2622 transitions. [2018-11-23 15:42:14,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 15:42:14,109 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:14,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:14,150 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:14,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:14,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2688 states to 982 states and 2631 transitions. [2018-11-23 15:42:14,185 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 2631 transitions. [2018-11-23 15:42:14,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 15:42:14,186 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:14,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:14,244 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 15:42:14,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:14,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2691 states to 984 states and 2634 transitions. [2018-11-23 15:42:14,276 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 2634 transitions. [2018-11-23 15:42:14,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 15:42:14,277 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:14,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:14,313 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:14,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:14,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2694 states to 986 states and 2637 transitions. [2018-11-23 15:42:14,344 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 2637 transitions. [2018-11-23 15:42:14,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 15:42:14,345 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:14,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:14,383 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:16,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:16,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 989 states and 2649 transitions. [2018-11-23 15:42:16,048 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 2649 transitions. [2018-11-23 15:42:16,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 15:42:16,049 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:16,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:16,084 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:16,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:16,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2712 states to 992 states and 2655 transitions. [2018-11-23 15:42:16,866 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 2655 transitions. [2018-11-23 15:42:16,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 15:42:16,867 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:16,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:16,900 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 11 proven. 11 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 15:42:17,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:17,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2723 states to 997 states and 2666 transitions. [2018-11-23 15:42:17,891 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 2666 transitions. [2018-11-23 15:42:17,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 15:42:17,892 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:17,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:18,143 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 15:42:19,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:19,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2721 states to 991 states and 2654 transitions. [2018-11-23 15:42:19,766 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 2654 transitions. [2018-11-23 15:42:19,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 15:42:19,767 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:19,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:19,820 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:19,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:19,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2730 states to 995 states and 2663 transitions. [2018-11-23 15:42:19,851 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 2663 transitions. [2018-11-23 15:42:19,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 15:42:19,853 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:19,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:19,883 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 15:42:20,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:20,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2743 states to 1001 states and 2676 transitions. [2018-11-23 15:42:20,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 2676 transitions. [2018-11-23 15:42:20,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 15:42:20,988 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:21,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:21,019 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 15:42:21,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:21,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2747 states to 1004 states and 2680 transitions. [2018-11-23 15:42:21,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 2680 transitions. [2018-11-23 15:42:21,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 15:42:21,051 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:21,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:21,098 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 15:42:21,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:21,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2749 states to 1005 states and 2682 transitions. [2018-11-23 15:42:21,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 2682 transitions. [2018-11-23 15:42:21,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 15:42:21,134 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:21,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:21,177 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:21,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:21,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2753 states to 1007 states and 2686 transitions. [2018-11-23 15:42:21,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 2686 transitions. [2018-11-23 15:42:21,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 15:42:21,204 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:21,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:21,593 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 15:42:22,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:22,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2754 states to 1008 states and 2687 transitions. [2018-11-23 15:42:22,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 2687 transitions. [2018-11-23 15:42:22,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 15:42:22,922 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:22,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:22,982 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:23,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:23,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2757 states to 1010 states and 2690 transitions. [2018-11-23 15:42:23,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 2690 transitions. [2018-11-23 15:42:23,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 15:42:23,606 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:23,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:23,637 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 15:42:23,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:23,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2757 states to 1011 states and 2690 transitions. [2018-11-23 15:42:23,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 2690 transitions. [2018-11-23 15:42:23,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 15:42:23,657 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:23,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:23,697 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 15:42:24,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:24,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 1014 states and 2694 transitions. [2018-11-23 15:42:24,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 2694 transitions. [2018-11-23 15:42:24,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 15:42:24,180 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:24,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:24,218 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 15:42:24,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:24,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 1015 states and 2694 transitions. [2018-11-23 15:42:24,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 2694 transitions. [2018-11-23 15:42:24,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 15:42:24,725 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:24,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:24,804 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-23 15:42:25,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:25,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2765 states to 1017 states and 2698 transitions. [2018-11-23 15:42:25,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 2698 transitions. [2018-11-23 15:42:25,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 15:42:25,228 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:25,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:25,275 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:26,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:26,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2781 states to 1023 states and 2714 transitions. [2018-11-23 15:42:26,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 2714 transitions. [2018-11-23 15:42:26,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 15:42:26,383 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:26,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:26,422 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-23 15:42:26,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:26,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2796 states to 1025 states and 2729 transitions. [2018-11-23 15:42:26,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 2729 transitions. [2018-11-23 15:42:26,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 15:42:26,465 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:26,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:26,662 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 17 proven. 1 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 15:42:28,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:28,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2802 states to 1028 states and 2735 transitions. [2018-11-23 15:42:28,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 2735 transitions. [2018-11-23 15:42:28,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 15:42:28,051 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:28,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:28,084 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 15:42:28,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:28,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2804 states to 1030 states and 2737 transitions. [2018-11-23 15:42:28,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 2737 transitions. [2018-11-23 15:42:28,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 15:42:28,106 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:28,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:28,138 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-23 15:42:28,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:28,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2806 states to 1031 states and 2739 transitions. [2018-11-23 15:42:28,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 2739 transitions. [2018-11-23 15:42:28,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 15:42:28,160 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:28,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:28,192 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-23 15:42:29,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:29,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2851 states to 1036 states and 2782 transitions. [2018-11-23 15:42:29,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 2782 transitions. [2018-11-23 15:42:29,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 15:42:29,541 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:29,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:29,576 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-23 15:42:29,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:29,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2891 states to 1040 states and 2820 transitions. [2018-11-23 15:42:29,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 2820 transitions. [2018-11-23 15:42:29,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 15:42:29,641 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:29,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:29,677 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-23 15:42:30,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:30,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2892 states to 1041 states and 2821 transitions. [2018-11-23 15:42:30,116 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 2821 transitions. [2018-11-23 15:42:30,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 15:42:30,117 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:30,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:30,149 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 15:42:30,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:30,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2892 states to 1042 states and 2821 transitions. [2018-11-23 15:42:30,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 2821 transitions. [2018-11-23 15:42:30,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 15:42:30,163 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:30,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:30,405 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:30,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:30,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2858 states to 1041 states and 2787 transitions. [2018-11-23 15:42:30,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 2787 transitions. [2018-11-23 15:42:30,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 15:42:30,609 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:30,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:30,644 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:30,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:30,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2862 states to 1043 states and 2791 transitions. [2018-11-23 15:42:30,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 2791 transitions. [2018-11-23 15:42:30,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 15:42:30,675 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:30,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:30,741 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:30,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:30,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 1045 states and 2795 transitions. [2018-11-23 15:42:30,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 2795 transitions. [2018-11-23 15:42:30,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 15:42:30,772 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:30,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:30,805 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:30,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:30,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 1048 states and 2798 transitions. [2018-11-23 15:42:30,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 2798 transitions. [2018-11-23 15:42:30,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 15:42:30,882 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:30,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:30,923 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 15:42:31,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:31,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2889 states to 1052 states and 2818 transitions. [2018-11-23 15:42:31,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 2818 transitions. [2018-11-23 15:42:31,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 15:42:31,195 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:31,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:31,232 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 15:42:32,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:32,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2905 states to 1058 states and 2834 transitions. [2018-11-23 15:42:32,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 2834 transitions. [2018-11-23 15:42:32,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 15:42:32,958 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:32,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:33,002 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-23 15:42:33,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:33,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2906 states to 1058 states and 2833 transitions. [2018-11-23 15:42:33,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 2833 transitions. [2018-11-23 15:42:33,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 15:42:33,020 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:33,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:33,087 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 16 proven. 6 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:33,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:33,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2909 states to 1060 states and 2836 transitions. [2018-11-23 15:42:33,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 2836 transitions. [2018-11-23 15:42:33,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 15:42:33,532 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:33,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:33,569 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:33,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:33,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2924 states to 1064 states and 2851 transitions. [2018-11-23 15:42:33,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 2851 transitions. [2018-11-23 15:42:33,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 15:42:33,617 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:33,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:33,652 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:33,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:33,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2933 states to 1068 states and 2860 transitions. [2018-11-23 15:42:33,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 2860 transitions. [2018-11-23 15:42:33,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 15:42:33,692 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:33,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:33,725 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 15:42:34,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:34,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2935 states to 1070 states and 2862 transitions. [2018-11-23 15:42:34,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 2862 transitions. [2018-11-23 15:42:34,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 15:42:34,386 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:34,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:34,447 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:34,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:34,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2939 states to 1072 states and 2866 transitions. [2018-11-23 15:42:34,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 2866 transitions. [2018-11-23 15:42:34,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 15:42:34,478 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:34,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:34,516 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 15:42:34,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:34,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2940 states to 1073 states and 2867 transitions. [2018-11-23 15:42:34,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 2867 transitions. [2018-11-23 15:42:34,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 15:42:34,861 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:34,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:34,903 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:35,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:35,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2949 states to 1075 states and 2876 transitions. [2018-11-23 15:42:35,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 2876 transitions. [2018-11-23 15:42:35,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 15:42:35,635 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:35,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:35,668 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:35,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:35,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2952 states to 1077 states and 2879 transitions. [2018-11-23 15:42:35,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 2879 transitions. [2018-11-23 15:42:35,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 15:42:35,992 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:36,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:36,024 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 13 proven. 12 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 15:42:36,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:36,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2960 states to 1081 states and 2887 transitions. [2018-11-23 15:42:36,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 2887 transitions. [2018-11-23 15:42:36,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 15:42:36,651 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:36,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:36,683 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-23 15:42:37,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:37,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 1083 states and 2894 transitions. [2018-11-23 15:42:37,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 2894 transitions. [2018-11-23 15:42:37,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 15:42:37,164 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:37,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:37,196 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 16 proven. 1 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 15:42:37,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:37,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 1084 states and 2894 transitions. [2018-11-23 15:42:37,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 2894 transitions. [2018-11-23 15:42:37,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 15:42:37,504 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:37,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:37,559 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 22 proven. 4 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 15:42:39,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:39,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2979 states to 1090 states and 2906 transitions. [2018-11-23 15:42:39,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 2906 transitions. [2018-11-23 15:42:39,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 15:42:39,243 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:39,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:39,274 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:40,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:40,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2988 states to 1094 states and 2915 transitions. [2018-11-23 15:42:40,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 2915 transitions. [2018-11-23 15:42:40,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 15:42:40,096 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:40,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:40,131 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-23 15:42:40,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:40,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2996 states to 1094 states and 2914 transitions. [2018-11-23 15:42:40,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 2914 transitions. [2018-11-23 15:42:40,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 15:42:40,156 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:40,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:40,186 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 15:42:40,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:40,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3001 states to 1097 states and 2919 transitions. [2018-11-23 15:42:40,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 2919 transitions. [2018-11-23 15:42:40,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 15:42:40,201 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:40,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:40,420 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 15:42:40,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:40,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 1096 states and 2885 transitions. [2018-11-23 15:42:40,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 2885 transitions. [2018-11-23 15:42:40,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 15:42:40,620 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:40,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:40,651 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 18 proven. 1 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 15:42:40,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:40,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2968 states to 1097 states and 2886 transitions. [2018-11-23 15:42:40,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 2886 transitions. [2018-11-23 15:42:40,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 15:42:40,690 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:40,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:40,724 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 17 proven. 7 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 15:42:40,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:40,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2971 states to 1099 states and 2889 transitions. [2018-11-23 15:42:40,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 2889 transitions. [2018-11-23 15:42:40,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 15:42:40,753 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:40,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:40,782 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-23 15:42:41,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:41,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2972 states to 1101 states and 2890 transitions. [2018-11-23 15:42:41,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 2890 transitions. [2018-11-23 15:42:41,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 15:42:41,297 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:41,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:41,337 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:41,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:41,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2982 states to 1107 states and 2900 transitions. [2018-11-23 15:42:41,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 2900 transitions. [2018-11-23 15:42:41,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 15:42:41,643 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:41,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:41,677 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:41,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:41,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2991 states to 1109 states and 2909 transitions. [2018-11-23 15:42:41,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 2909 transitions. [2018-11-23 15:42:41,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 15:42:41,714 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:41,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:41,748 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:41,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:41,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2994 states to 1111 states and 2912 transitions. [2018-11-23 15:42:41,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 2912 transitions. [2018-11-23 15:42:41,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 15:42:41,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:41,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:41,820 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-23 15:42:41,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:41,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2994 states to 1112 states and 2912 transitions. [2018-11-23 15:42:41,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 2912 transitions. [2018-11-23 15:42:41,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 15:42:41,899 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:41,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:41,941 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:41,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:41,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3017 states to 1117 states and 2935 transitions. [2018-11-23 15:42:41,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 2935 transitions. [2018-11-23 15:42:41,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 15:42:41,991 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:42,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:42,043 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:42,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:42,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3025 states to 1120 states and 2943 transitions. [2018-11-23 15:42:42,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 2943 transitions. [2018-11-23 15:42:42,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 15:42:42,622 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:42,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:42,673 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:43,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:43,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3029 states to 1121 states and 2947 transitions. [2018-11-23 15:42:43,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 2947 transitions. [2018-11-23 15:42:43,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 15:42:43,279 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:43,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:43,312 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:43,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:43,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3041 states to 1127 states and 2959 transitions. [2018-11-23 15:42:43,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2959 transitions. [2018-11-23 15:42:43,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 15:42:43,756 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:43,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:43,799 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-11-23 15:42:45,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:45,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3061 states to 1130 states and 2979 transitions. [2018-11-23 15:42:45,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 2979 transitions. [2018-11-23 15:42:45,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 15:42:45,240 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:45,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:45,290 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:45,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:45,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3067 states to 1133 states and 2985 transitions. [2018-11-23 15:42:45,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 2985 transitions. [2018-11-23 15:42:45,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 15:42:45,331 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:45,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:45,403 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 23 proven. 4 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 15:42:45,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:45,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3070 states to 1135 states and 2988 transitions. [2018-11-23 15:42:45,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 2988 transitions. [2018-11-23 15:42:45,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 15:42:45,438 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:45,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:45,481 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-23 15:42:46,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:46,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3076 states to 1139 states and 2994 transitions. [2018-11-23 15:42:46,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 2994 transitions. [2018-11-23 15:42:46,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 15:42:46,090 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:46,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:46,130 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-23 15:42:46,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:46,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3078 states to 1141 states and 2996 transitions. [2018-11-23 15:42:46,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2996 transitions. [2018-11-23 15:42:46,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 15:42:46,725 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:46,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:46,760 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-23 15:42:46,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:46,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3078 states to 1142 states and 2996 transitions. [2018-11-23 15:42:46,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 2996 transitions. [2018-11-23 15:42:46,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 15:42:46,783 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:46,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:46,819 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-23 15:42:46,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:46,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3078 states to 1143 states and 2996 transitions. [2018-11-23 15:42:46,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2996 transitions. [2018-11-23 15:42:46,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 15:42:46,843 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:46,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:46,876 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:46,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:46,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3083 states to 1147 states and 3001 transitions. [2018-11-23 15:42:46,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 3001 transitions. [2018-11-23 15:42:46,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 15:42:46,903 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:46,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:46,940 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:46,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:46,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3093 states to 1149 states and 3011 transitions. [2018-11-23 15:42:46,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 3011 transitions. [2018-11-23 15:42:46,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 15:42:46,990 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:47,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:47,077 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:47,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:47,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3097 states to 1151 states and 3015 transitions. [2018-11-23 15:42:47,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 3015 transitions. [2018-11-23 15:42:47,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 15:42:47,112 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:47,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:47,145 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-23 15:42:47,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:47,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3097 states to 1152 states and 3015 transitions. [2018-11-23 15:42:47,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 3015 transitions. [2018-11-23 15:42:47,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 15:42:47,230 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:47,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:47,265 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:47,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:47,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3099 states to 1154 states and 3017 transitions. [2018-11-23 15:42:47,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 3017 transitions. [2018-11-23 15:42:47,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 15:42:47,283 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:47,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:47,320 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 15:42:47,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:47,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3100 states to 1154 states and 3016 transitions. [2018-11-23 15:42:47,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 3016 transitions. [2018-11-23 15:42:47,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 15:42:47,354 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:47,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:47,388 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 15:42:47,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:47,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3105 states to 1158 states and 3021 transitions. [2018-11-23 15:42:47,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 3021 transitions. [2018-11-23 15:42:47,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 15:42:47,518 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:47,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:47,567 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:47,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:47,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3112 states to 1162 states and 3028 transitions. [2018-11-23 15:42:47,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 3028 transitions. [2018-11-23 15:42:47,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 15:42:47,615 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:47,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:47,651 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 18 proven. 8 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-23 15:42:48,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:48,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3121 states to 1167 states and 3037 transitions. [2018-11-23 15:42:48,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 3037 transitions. [2018-11-23 15:42:48,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 15:42:48,705 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:48,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:48,741 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 15:42:50,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:50,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3136 states to 1173 states and 3052 transitions. [2018-11-23 15:42:50,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 3052 transitions. [2018-11-23 15:42:50,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 15:42:50,146 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:50,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:50,185 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 18 proven. 7 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 15:42:50,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:50,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3141 states to 1176 states and 3057 transitions. [2018-11-23 15:42:50,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 3057 transitions. [2018-11-23 15:42:50,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 15:42:50,225 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:50,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:50,261 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-23 15:42:50,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:50,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3141 states to 1177 states and 3057 transitions. [2018-11-23 15:42:50,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 3057 transitions. [2018-11-23 15:42:50,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 15:42:50,284 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:50,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:50,318 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:50,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:50,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3143 states to 1179 states and 3059 transitions. [2018-11-23 15:42:50,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 3059 transitions. [2018-11-23 15:42:50,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 15:42:50,336 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:50,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:50,398 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 15:42:51,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:51,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3147 states to 1182 states and 3063 transitions. [2018-11-23 15:42:51,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 3063 transitions. [2018-11-23 15:42:51,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 15:42:51,038 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:51,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:51,098 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 15:42:51,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:51,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3147 states to 1183 states and 3063 transitions. [2018-11-23 15:42:51,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 3063 transitions. [2018-11-23 15:42:51,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-23 15:42:51,712 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:51,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:51,747 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 15:42:51,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:51,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3153 states to 1187 states and 3069 transitions. [2018-11-23 15:42:51,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 3069 transitions. [2018-11-23 15:42:51,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-23 15:42:51,790 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:51,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:51,832 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-23 15:42:51,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:51,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3173 states to 1191 states and 3089 transitions. [2018-11-23 15:42:51,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 3089 transitions. [2018-11-23 15:42:51,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 15:42:51,886 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:51,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:51,919 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:52,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:52,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3184 states to 1197 states and 3100 transitions. [2018-11-23 15:42:52,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 3100 transitions. [2018-11-23 15:42:52,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 15:42:52,913 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:52,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:52,973 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 15:42:53,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:53,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3189 states to 1200 states and 3105 transitions. [2018-11-23 15:42:53,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 3105 transitions. [2018-11-23 15:42:53,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 15:42:53,004 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:53,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:53,095 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 19 proven. 8 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-23 15:42:53,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:53,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3193 states to 1202 states and 3109 transitions. [2018-11-23 15:42:53,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 3109 transitions. [2018-11-23 15:42:53,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 15:42:53,123 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:53,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:53,158 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 15:42:53,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:53,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3200 states to 1204 states and 3116 transitions. [2018-11-23 15:42:53,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 3116 transitions. [2018-11-23 15:42:53,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 15:42:53,253 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:53,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:53,304 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:53,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:53,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3223 states to 1209 states and 3139 transitions. [2018-11-23 15:42:53,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 3139 transitions. [2018-11-23 15:42:53,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-23 15:42:53,356 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:53,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:53,389 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:53,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:53,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3225 states to 1211 states and 3141 transitions. [2018-11-23 15:42:53,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 3141 transitions. [2018-11-23 15:42:53,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 15:42:53,408 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:53,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:53,462 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 15:42:53,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:53,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3228 states to 1213 states and 3144 transitions. [2018-11-23 15:42:53,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 3144 transitions. [2018-11-23 15:42:53,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 15:42:53,502 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:53,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:53,536 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 15:42:53,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:53,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3229 states to 1214 states and 3145 transitions. [2018-11-23 15:42:53,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 3145 transitions. [2018-11-23 15:42:53,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-23 15:42:53,566 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:53,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:53,626 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 20 proven. 4 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 15:42:53,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:53,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3234 states to 1218 states and 3150 transitions. [2018-11-23 15:42:53,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 3150 transitions. [2018-11-23 15:42:53,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-23 15:42:53,671 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:53,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:53,705 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 15:42:54,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:54,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3234 states to 1219 states and 3150 transitions. [2018-11-23 15:42:54,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 3150 transitions. [2018-11-23 15:42:54,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-23 15:42:54,132 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:54,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:54,193 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:55,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:55,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3245 states to 1224 states and 3161 transitions. [2018-11-23 15:42:55,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 3161 transitions. [2018-11-23 15:42:55,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-23 15:42:55,650 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:55,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:55,684 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:55,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:55,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3248 states to 1226 states and 3164 transitions. [2018-11-23 15:42:55,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 3164 transitions. [2018-11-23 15:42:55,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-23 15:42:55,762 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:55,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:55,820 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:56,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:56,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3255 states to 1230 states and 3171 transitions. [2018-11-23 15:42:56,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 3171 transitions. [2018-11-23 15:42:56,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-23 15:42:56,468 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:56,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:56,519 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:57,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:57,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3258 states to 1232 states and 3174 transitions. [2018-11-23 15:42:57,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 3174 transitions. [2018-11-23 15:42:57,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-23 15:42:57,190 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:57,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:57,228 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-11-23 15:42:57,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:57,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3261 states to 1234 states and 3177 transitions. [2018-11-23 15:42:57,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 3177 transitions. [2018-11-23 15:42:57,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-23 15:42:57,254 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:57,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:57,296 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-11-23 15:42:57,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:57,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3263 states to 1236 states and 3179 transitions. [2018-11-23 15:42:57,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 3179 transitions. [2018-11-23 15:42:57,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 15:42:57,326 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:57,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:57,367 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:57,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:57,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 1242 states and 3188 transitions. [2018-11-23 15:42:57,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 3188 transitions. [2018-11-23 15:42:57,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 15:42:57,437 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:57,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:57,474 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:42:57,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:57,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3281 states to 1247 states and 3197 transitions. [2018-11-23 15:42:57,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 3197 transitions. [2018-11-23 15:42:57,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 15:42:57,525 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:57,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:57,562 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 15:42:58,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:58,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3285 states to 1250 states and 3201 transitions. [2018-11-23 15:42:58,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 3201 transitions. [2018-11-23 15:42:58,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 15:42:58,284 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:58,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:58,322 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 15:42:59,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:59,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3291 states to 1253 states and 3207 transitions. [2018-11-23 15:42:59,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 3207 transitions. [2018-11-23 15:42:59,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 15:42:59,018 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:59,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:59,110 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 15:42:59,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:42:59,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3291 states to 1254 states and 3207 transitions. [2018-11-23 15:42:59,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 3207 transitions. [2018-11-23 15:42:59,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 15:42:59,790 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:42:59,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:59,829 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 15:43:00,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:00,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3291 states to 1255 states and 3207 transitions. [2018-11-23 15:43:00,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 3207 transitions. [2018-11-23 15:43:00,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-23 15:43:00,552 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:00,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:00,590 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 15:43:02,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:02,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3301 states to 1260 states and 3217 transitions. [2018-11-23 15:43:02,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 3217 transitions. [2018-11-23 15:43:02,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-23 15:43:02,043 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:02,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:02,096 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:43:02,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:02,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3302 states to 1261 states and 3218 transitions. [2018-11-23 15:43:02,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 3218 transitions. [2018-11-23 15:43:02,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 15:43:02,119 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:02,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:02,164 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-23 15:43:02,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:02,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3324 states to 1266 states and 3240 transitions. [2018-11-23 15:43:02,222 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 3240 transitions. [2018-11-23 15:43:02,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-23 15:43:02,223 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:02,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:02,261 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 20 proven. 8 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-23 15:43:02,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:02,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3330 states to 1269 states and 3246 transitions. [2018-11-23 15:43:02,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 3246 transitions. [2018-11-23 15:43:02,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-23 15:43:02,296 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:02,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:02,336 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 15:43:02,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:02,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3339 states to 1272 states and 3255 transitions. [2018-11-23 15:43:02,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 3255 transitions. [2018-11-23 15:43:02,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-23 15:43:02,509 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:02,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:02,545 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 15:43:02,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:02,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3339 states to 1273 states and 3255 transitions. [2018-11-23 15:43:02,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 3255 transitions. [2018-11-23 15:43:02,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 15:43:02,635 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:02,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:02,673 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 15:43:03,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:03,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3346 states to 1277 states and 3262 transitions. [2018-11-23 15:43:03,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 3262 transitions. [2018-11-23 15:43:03,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 15:43:03,374 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:03,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:03,413 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 15:43:04,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:04,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3349 states to 1279 states and 3265 transitions. [2018-11-23 15:43:04,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 3265 transitions. [2018-11-23 15:43:04,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 15:43:04,141 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:04,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:04,200 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:43:04,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:04,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3358 states to 1285 states and 3274 transitions. [2018-11-23 15:43:04,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 3274 transitions. [2018-11-23 15:43:04,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 15:43:04,265 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:04,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:04,322 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:43:04,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:04,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3367 states to 1290 states and 3283 transitions. [2018-11-23 15:43:04,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 3283 transitions. [2018-11-23 15:43:04,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 15:43:04,370 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:04,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:04,403 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:43:05,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:05,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3372 states to 1293 states and 3288 transitions. [2018-11-23 15:43:05,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 3288 transitions. [2018-11-23 15:43:05,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 15:43:05,134 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:05,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:05,168 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:43:05,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:05,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3373 states to 1294 states and 3289 transitions. [2018-11-23 15:43:05,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 3289 transitions. [2018-11-23 15:43:05,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 15:43:05,922 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:05,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:05,969 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 16 proven. 8 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-23 15:43:06,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:06,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3379 states to 1298 states and 3295 transitions. [2018-11-23 15:43:06,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 3295 transitions. [2018-11-23 15:43:06,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 15:43:06,017 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:06,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:06,056 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 15:43:06,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:06,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3388 states to 1302 states and 3304 transitions. [2018-11-23 15:43:06,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 3304 transitions. [2018-11-23 15:43:06,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 15:43:06,177 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:06,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:06,253 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:43:06,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:06,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3395 states to 1306 states and 3311 transitions. [2018-11-23 15:43:06,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1306 states and 3311 transitions. [2018-11-23 15:43:06,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 15:43:06,304 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:06,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:06,367 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 15:43:07,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:07,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3405 states to 1311 states and 3321 transitions. [2018-11-23 15:43:07,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 3321 transitions. [2018-11-23 15:43:07,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 15:43:07,971 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:07,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:08,008 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 15:43:08,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:08,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3406 states to 1312 states and 3322 transitions. [2018-11-23 15:43:08,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 3322 transitions. [2018-11-23 15:43:08,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 15:43:08,031 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:08,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:08,077 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-23 15:43:08,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:08,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3410 states to 1313 states and 3326 transitions. [2018-11-23 15:43:08,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 3326 transitions. [2018-11-23 15:43:08,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 15:43:08,103 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:08,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:08,139 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:43:08,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:08,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3415 states to 1316 states and 3331 transitions. [2018-11-23 15:43:08,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 3331 transitions. [2018-11-23 15:43:08,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 15:43:08,270 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:08,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:08,327 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 15:43:09,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:09,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3422 states to 1320 states and 3338 transitions. [2018-11-23 15:43:09,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 3338 transitions. [2018-11-23 15:43:09,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 15:43:09,069 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:09,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:09,132 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 15:43:09,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:09,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3425 states to 1322 states and 3341 transitions. [2018-11-23 15:43:09,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 3341 transitions. [2018-11-23 15:43:09,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 15:43:09,889 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:09,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:09,927 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 15:43:09,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:09,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3430 states to 1325 states and 3346 transitions. [2018-11-23 15:43:09,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 3346 transitions. [2018-11-23 15:43:09,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-23 15:43:09,971 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:09,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:10,034 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 15:43:10,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:10,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3433 states to 1327 states and 3349 transitions. [2018-11-23 15:43:10,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 3349 transitions. [2018-11-23 15:43:10,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 15:43:10,081 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:10,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:10,119 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 15:43:11,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:11,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3437 states to 1330 states and 3353 transitions. [2018-11-23 15:43:11,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 3353 transitions. [2018-11-23 15:43:11,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 15:43:11,005 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:11,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:11,043 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 15:43:11,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:11,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3437 states to 1331 states and 3353 transitions. [2018-11-23 15:43:11,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 3353 transitions. [2018-11-23 15:43:11,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 15:43:11,779 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:11,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:11,816 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:43:11,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:11,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3442 states to 1335 states and 3358 transitions. [2018-11-23 15:43:11,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 3358 transitions. [2018-11-23 15:43:11,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-23 15:43:11,911 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:11,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:11,951 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 15:43:11,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:11,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3448 states to 1339 states and 3364 transitions. [2018-11-23 15:43:12,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 3364 transitions. [2018-11-23 15:43:12,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 15:43:12,001 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:12,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:12,069 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 15:43:12,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:12,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3449 states to 1340 states and 3365 transitions. [2018-11-23 15:43:12,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 3365 transitions. [2018-11-23 15:43:12,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 15:43:12,095 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:12,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:12,814 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-23 15:43:23,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:23,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3594 states to 1371 states and 3488 transitions. [2018-11-23 15:43:23,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 3488 transitions. [2018-11-23 15:43:23,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 15:43:23,845 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:23,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:23,883 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 15:43:23,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:23,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3594 states to 1372 states and 3488 transitions. [2018-11-23 15:43:23,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 3488 transitions. [2018-11-23 15:43:23,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 15:43:23,973 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:23,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:24,023 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:43:24,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:24,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 1377 states and 3497 transitions. [2018-11-23 15:43:24,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 3497 transitions. [2018-11-23 15:43:24,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-23 15:43:24,080 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:24,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:24,130 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-23 15:43:25,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:25,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3611 states to 1380 states and 3505 transitions. [2018-11-23 15:43:25,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 3505 transitions. [2018-11-23 15:43:25,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-23 15:43:25,667 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:25,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:25,714 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-23 15:43:26,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:26,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3611 states to 1381 states and 3505 transitions. [2018-11-23 15:43:26,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 3505 transitions. [2018-11-23 15:43:26,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-23 15:43:26,426 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:26,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:26,467 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:43:27,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:27,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3622 states to 1387 states and 3516 transitions. [2018-11-23 15:43:27,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 3516 transitions. [2018-11-23 15:43:27,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-23 15:43:27,340 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:27,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:27,382 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:43:30,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:30,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3664 states to 1391 states and 3558 transitions. [2018-11-23 15:43:30,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 3558 transitions. [2018-11-23 15:43:30,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 15:43:30,056 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:30,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:30,104 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-23 15:43:30,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:30,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3665 states to 1392 states and 3559 transitions. [2018-11-23 15:43:30,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 3559 transitions. [2018-11-23 15:43:30,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 15:43:30,217 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:30,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:30,258 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 15:43:30,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:30,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3674 states to 1397 states and 3568 transitions. [2018-11-23 15:43:30,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 3568 transitions. [2018-11-23 15:43:30,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 15:43:30,320 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:30,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:30,355 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-23 15:43:31,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:31,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3675 states to 1398 states and 3569 transitions. [2018-11-23 15:43:31,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 3569 transitions. [2018-11-23 15:43:31,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-23 15:43:31,309 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:31,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:31,348 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 15:43:31,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:31,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3675 states to 1399 states and 3569 transitions. [2018-11-23 15:43:31,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 3569 transitions. [2018-11-23 15:43:31,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-23 15:43:31,505 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:31,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:31,544 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-23 15:43:31,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:31,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3676 states to 1400 states and 3570 transitions. [2018-11-23 15:43:31,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 3570 transitions. [2018-11-23 15:43:31,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 15:43:31,583 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:31,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:31,651 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 15:43:31,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:31,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3681 states to 1404 states and 3575 transitions. [2018-11-23 15:43:31,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 3575 transitions. [2018-11-23 15:43:31,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 15:43:31,702 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:31,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:31,745 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 24 proven. 8 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-23 15:43:35,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:43:35,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3693 states to 1409 states and 3587 transitions. [2018-11-23 15:43:35,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 3587 transitions. [2018-11-23 15:43:35,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 15:43:35,219 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:43:36,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 15:43:38,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 15:43:48,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-23 15:43:48,422 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:505) 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) [2018-11-23 15:43:48,425 INFO L168 Benchmark]: Toolchain (without parser) took 160525.23 ms. Allocated memory was 1.0 GB in the beginning and 3.4 GB in the end (delta: 2.4 GB). Free memory was 948.5 MB in the beginning and 2.3 GB in the end (delta: -1.3 GB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. [2018-11-23 15:43:48,426 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 15:43:48,426 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1247.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 204.5 MB). Free memory was 948.5 MB in the beginning and 1.0 GB in the end (delta: -97.6 MB). Peak memory consumption was 128.9 MB. Max. memory is 11.5 GB. [2018-11-23 15:43:48,427 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2018-11-23 15:43:48,427 INFO L168 Benchmark]: Boogie Preprocessor took 108.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2018-11-23 15:43:48,427 INFO L168 Benchmark]: RCFGBuilder took 8470.27 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 175.1 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -41.4 MB). Peak memory consumption was 270.0 MB. Max. memory is 11.5 GB. [2018-11-23 15:43:48,428 INFO L168 Benchmark]: CodeCheck took 150584.70 ms. Allocated memory was 1.4 GB in the beginning and 3.4 GB in the end (delta: 2.0 GB). Free memory was 1.1 GB in the beginning and 2.3 GB in the end (delta: -1.2 GB). Peak memory consumption was 768.2 MB. Max. memory is 11.5 GB. [2018-11-23 15:43:48,430 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:505) * 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 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1247.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 204.5 MB). Free memory was 948.5 MB in the beginning and 1.0 GB in the end (delta: -97.6 MB). Peak memory consumption was 128.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 111.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 108.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 8470.27 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 175.1 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -41.4 MB). Peak memory consumption was 270.0 MB. Max. memory is 11.5 GB. * CodeCheck took 150584.70 ms. Allocated memory was 1.4 GB in the beginning and 3.4 GB in the end (delta: 2.0 GB). Free memory was 1.1 GB in the beginning and 2.3 GB in the end (delta: -1.2 GB). Peak memory consumption was 768.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-aa41828 [2018-11-23 15:43:49,955 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 15:43:49,956 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 15:43:49,966 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 15:43:49,967 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 15:43:49,968 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 15:43:49,969 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 15:43:49,971 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 15:43:49,972 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 15:43:49,973 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 15:43:49,974 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 15:43:49,974 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 15:43:49,975 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 15:43:49,976 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 15:43:49,977 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 15:43:49,977 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 15:43:49,979 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 15:43:49,980 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 15:43:49,981 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 15:43:49,983 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 15:43:49,984 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 15:43:49,985 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 15:43:49,987 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 15:43:49,987 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 15:43:49,987 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 15:43:49,988 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 15:43:49,989 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 15:43:49,989 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 15:43:49,991 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 15:43:49,991 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 15:43:49,992 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 15:43:49,992 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 15:43:49,992 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 15:43:49,992 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 15:43:49,993 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 15:43:49,994 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 15:43:49,994 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0a0ed9b1-3418-4ab0-8c22-d357590dd688/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2018-11-23 15:43:50,006 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 15:43:50,006 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 15:43:50,007 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 15:43:50,007 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 15:43:50,007 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 15:43:50,008 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 15:43:50,008 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 15:43:50,008 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 15:43:50,008 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 15:43:50,009 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 15:43:50,009 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 15:43:50,009 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 15:43:50,009 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 15:43:50,009 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 15:43:50,009 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 15:43:50,009 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 15:43:50,010 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 15:43:50,010 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 15:43:50,010 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 15:43:50,010 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 15:43:50,010 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 15:43:50,011 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 15:43:50,011 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 15:43:50,011 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 15:43:50,011 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-23 15:43:50,011 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 15:43:50,011 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 15:43:50,011 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 15:43:50,012 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 15:43:50,012 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 15:43:50,012 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_0a0ed9b1-3418-4ab0-8c22-d357590dd688/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 [2018-11-23 15:43:50,049 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 15:43:50,060 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 15:43:50,063 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 15:43:50,064 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 15:43:50,064 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 15:43:50,065 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0a0ed9b1-3418-4ab0-8c22-d357590dd688/bin-2019/ukojak/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_false-unreach-call.cil.out.c [2018-11-23 15:43:50,104 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0a0ed9b1-3418-4ab0-8c22-d357590dd688/bin-2019/ukojak/data/92e0c980f/cefcf0635e494578b9f74fba26dcca9c/FLAG07985a9f5 [2018-11-23 15:43:50,616 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 15:43:50,616 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0a0ed9b1-3418-4ab0-8c22-d357590dd688/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_false-unreach-call.cil.out.c [2018-11-23 15:43:50,640 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0a0ed9b1-3418-4ab0-8c22-d357590dd688/bin-2019/ukojak/data/92e0c980f/cefcf0635e494578b9f74fba26dcca9c/FLAG07985a9f5 [2018-11-23 15:43:51,085 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0a0ed9b1-3418-4ab0-8c22-d357590dd688/bin-2019/ukojak/data/92e0c980f/cefcf0635e494578b9f74fba26dcca9c [2018-11-23 15:43:51,087 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 15:43:51,088 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 15:43:51,089 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 15:43:51,089 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 15:43:51,091 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 15:43:51,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:43:51" (1/1) ... [2018-11-23 15:43:51,094 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40061903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:51, skipping insertion in model container [2018-11-23 15:43:51,094 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:43:51" (1/1) ... [2018-11-23 15:43:51,102 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 15:43:51,179 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 15:43:52,382 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 15:43:52,400 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 15:43:52,587 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 15:43:52,739 INFO L195 MainTranslator]: Completed translation [2018-11-23 15:43:52,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:52 WrapperNode [2018-11-23 15:43:52,740 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 15:43:52,740 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 15:43:52,740 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 15:43:52,741 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 15:43:52,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:52" (1/1) ... [2018-11-23 15:43:52,778 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:52" (1/1) ... [2018-11-23 15:43:52,849 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 15:43:52,850 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 15:43:52,850 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 15:43:52,850 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 15:43:52,858 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:52" (1/1) ... [2018-11-23 15:43:52,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:52" (1/1) ... [2018-11-23 15:43:52,869 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:52" (1/1) ... [2018-11-23 15:43:52,870 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:52" (1/1) ... [2018-11-23 15:43:52,923 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:52" (1/1) ... [2018-11-23 15:43:52,937 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:52" (1/1) ... [2018-11-23 15:43:52,948 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:52" (1/1) ... [2018-11-23 15:43:52,959 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 15:43:52,959 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 15:43:52,960 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 15:43:52,960 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 15:43:52,960 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0a0ed9b1-3418-4ab0-8c22-d357590dd688/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 [2018-11-23 15:43:53,009 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2018-11-23 15:43:53,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2018-11-23 15:43:53,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2018-11-23 15:43:53,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2018-11-23 15:43:53,010 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2018-11-23 15:43:53,010 INFO L130 BoogieDeclarations]: Found specification of procedure sl_tx_timeout [2018-11-23 15:43:53,010 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_tx_timeout [2018-11-23 15:43:53,010 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_ldisc [2018-11-23 15:43:53,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2018-11-23 15:43:53,010 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2018-11-23 15:43:53,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 15:43:53,011 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2018-11-23 15:43:53,011 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2018-11-23 15:43:53,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-23 15:43:53,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2018-11-23 15:43:53,011 INFO L130 BoogieDeclarations]: Found specification of procedure tty_mode_ioctl [2018-11-23 15:43:53,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-23 15:43:53,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-23 15:43:53,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-23 15:43:53,012 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2018-11-23 15:43:53,012 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2018-11-23 15:43:53,012 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2018-11-23 15:43:53,012 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_uncompress [2018-11-23 15:43:53,013 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2018-11-23 15:43:53,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-11-23 15:43:53,014 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-11-23 15:43:53,014 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2018-11-23 15:43:53,014 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2018-11-23 15:43:53,014 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_remember [2018-11-23 15:43:53,015 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2018-11-23 15:43:53,015 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2018-11-23 15:43:53,015 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2018-11-23 15:43:53,015 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2018-11-23 15:43:53,015 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdevice [2018-11-23 15:43:53,015 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-23 15:43:53,015 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_bufs [2018-11-23 15:43:53,016 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_bufs [2018-11-23 15:43:53,016 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_queue [2018-11-23 15:43:53,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-23 15:43:53,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-23 15:43:53,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-23 15:43:53,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2018-11-23 15:43:53,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2018-11-23 15:43:53,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2018-11-23 15:43:53,017 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2018-11-23 15:43:53,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-23 15:43:53,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-23 15:43:53,017 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2018-11-23 15:43:53,017 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2018-11-23 15:43:53,017 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2018-11-23 15:43:53,017 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2018-11-23 15:43:53,018 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2018-11-23 15:43:53,018 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2018-11-23 15:43:53,018 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2018-11-23 15:43:53,020 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2018-11-23 15:43:53,021 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2018-11-23 15:43:53,021 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2018-11-23 15:43:53,021 INFO L130 BoogieDeclarations]: Found specification of procedure sl_bump [2018-11-23 15:43:53,021 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_bump [2018-11-23 15:43:53,021 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2018-11-23 15:43:53,021 INFO L130 BoogieDeclarations]: Found specification of procedure slip_ioctl [2018-11-23 15:43:53,021 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_ioctl [2018-11-23 15:43:53,022 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2018-11-23 15:43:53,022 INFO L130 BoogieDeclarations]: Found specification of procedure slip_close [2018-11-23 15:43:53,022 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_close [2018-11-23 15:43:53,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-23 15:43:53,022 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2018-11-23 15:43:53,022 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2018-11-23 15:43:53,022 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2018-11-23 15:43:53,022 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2018-11-23 15:43:53,023 INFO L130 BoogieDeclarations]: Found specification of procedure slip_compat_ioctl [2018-11-23 15:43:53,023 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_compat_ioctl [2018-11-23 15:43:53,023 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2018-11-23 15:43:53,023 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2018-11-23 15:43:53,023 INFO L130 BoogieDeclarations]: Found specification of procedure sl_get_stats64 [2018-11-23 15:43:53,023 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_get_stats64 [2018-11-23 15:43:53,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-23 15:43:53,023 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2018-11-23 15:43:53,024 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_ldisc [2018-11-23 15:43:53,024 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2018-11-23 15:43:53,024 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2018-11-23 15:43:53,024 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2018-11-23 15:43:53,024 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2018-11-23 15:43:53,024 INFO L130 BoogieDeclarations]: Found specification of procedure sl_ioctl [2018-11-23 15:43:53,024 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_ioctl [2018-11-23 15:43:53,024 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~C_INT [2018-11-23 15:43:53,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~C_INT [2018-11-23 15:43:53,025 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2018-11-23 15:43:53,025 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2018-11-23 15:43:53,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2018-11-23 15:43:53,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2018-11-23 15:43:53,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2018-11-23 15:43:53,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 15:43:53,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 15:43:53,026 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2018-11-23 15:43:53,026 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2018-11-23 15:43:53,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-23 15:43:53,026 INFO L130 BoogieDeclarations]: Found specification of procedure tty_devnum [2018-11-23 15:43:53,026 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2018-11-23 15:43:53,026 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2018-11-23 15:43:53,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2018-11-23 15:43:53,027 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2018-11-23 15:43:53,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-11-23 15:43:53,027 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2018-11-23 15:43:53,027 INFO L130 BoogieDeclarations]: Found specification of procedure slip_hangup [2018-11-23 15:43:53,027 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_hangup [2018-11-23 15:43:53,027 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-11-23 15:43:53,027 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-11-23 15:43:53,027 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2018-11-23 15:43:53,028 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2018-11-23 15:43:53,028 INFO L130 BoogieDeclarations]: Found specification of procedure sl_change_mtu [2018-11-23 15:43:53,028 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_change_mtu [2018-11-23 15:43:53,028 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2018-11-23 15:43:53,028 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2018-11-23 15:43:53,028 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_ULONG~TO~VOID [2018-11-23 15:43:53,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_ULONG~TO~VOID [2018-11-23 15:43:53,028 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2018-11-23 15:43:53,028 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2018-11-23 15:43:53,029 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2018-11-23 15:43:53,029 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2018-11-23 15:43:53,029 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_compress [2018-11-23 15:43:53,029 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2018-11-23 15:43:53,029 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2018-11-23 15:43:53,029 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2018-11-23 15:43:53,029 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2018-11-23 15:43:53,029 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2018-11-23 15:43:53,030 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2018-11-23 15:43:53,030 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2018-11-23 15:43:53,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-23 15:43:53,030 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2018-11-23 15:43:53,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-11-23 15:43:53,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-11-23 15:43:53,030 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2018-11-23 15:43:53,030 INFO L130 BoogieDeclarations]: Found specification of procedure tty_chars_in_buffer [2018-11-23 15:43:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 15:43:53,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 15:43:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_init [2018-11-23 15:43:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure sl_unlock [2018-11-23 15:43:53,031 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_unlock [2018-11-23 15:43:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2018-11-23 15:43:53,031 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2018-11-23 15:45:43,882 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 15:45:43,882 INFO L280 CfgBuilder]: Removed 122 assue(true) statements. [2018-11-23 15:45:43,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:45:43 BoogieIcfgContainer [2018-11-23 15:45:43,882 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 15:45:43,883 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 15:45:43,883 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 15:45:43,894 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 15:45:43,894 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:45:43" (1/1) ... [2018-11-23 15:45:43,905 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:45:43,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:45:43,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 636 states and 957 transitions. [2018-11-23 15:45:43,945 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 957 transitions. [2018-11-23 15:45:43,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 15:45:43,951 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:45:43,989 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:128) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.TermTransferrer.convertApplicationTerm(TermTransferrer.java:162) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:320) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:253) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.SmtSymbols.transferSymbols(SmtSymbols.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:449) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2018-11-23 15:45:43,991 INFO L168 Benchmark]: Toolchain (without parser) took 112903.57 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 354.9 MB). Free memory was 939.0 MB in the beginning and 944.2 MB in the end (delta: -5.2 MB). Peak memory consumption was 349.8 MB. Max. memory is 11.5 GB. [2018-11-23 15:45:43,993 INFO L168 Benchmark]: CDTParser took 0.18 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. [2018-11-23 15:45:43,993 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1651.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.5 MB). Free memory was 939.0 MB in the beginning and 1.0 GB in the end (delta: -78.5 MB). Peak memory consumption was 119.9 MB. Max. memory is 11.5 GB. [2018-11-23 15:45:43,994 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. [2018-11-23 15:45:43,994 INFO L168 Benchmark]: Boogie Preprocessor took 109.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 986.5 MB in the end (delta: 20.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2018-11-23 15:45:43,995 INFO L168 Benchmark]: RCFGBuilder took 110922.90 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 182.5 MB). Free memory was 986.5 MB in the beginning and 953.1 MB in the end (delta: 33.4 MB). Peak memory consumption was 269.7 MB. Max. memory is 11.5 GB. [2018-11-23 15:45:43,996 INFO L168 Benchmark]: CodeCheck took 107.94 ms. Allocated memory is still 1.4 GB. Free memory was 953.1 MB in the beginning and 944.2 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 11.5 GB. [2018-11-23 15:45:43,999 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 0.18 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 1651.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.5 MB). Free memory was 939.0 MB in the beginning and 1.0 GB in the end (delta: -78.5 MB). Peak memory consumption was 119.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 109.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 109.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 986.5 MB in the end (delta: 20.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 110922.90 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 182.5 MB). Free memory was 986.5 MB in the beginning and 953.1 MB in the end (delta: 33.4 MB). Peak memory consumption was 269.7 MB. Max. memory is 11.5 GB. * CodeCheck took 107.94 ms. Allocated memory is still 1.4 GB. Free memory was 953.1 MB in the beginning and 944.2 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...