./Ultimate.py --spec ../../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.prp --file ../../sv-benchmarks/c/ldv-commit-tester/m0_true-unreach-call_drivers-net-slip-ko--108_1a--1b0b0ac.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1090211d-e3de-4a33-b646-3629be44d382/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1090211d-e3de-4a33-b646-3629be44d382/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1090211d-e3de-4a33-b646-3629be44d382/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1090211d-e3de-4a33-b646-3629be44d382/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_true-unreach-call_drivers-net-slip-ko--108_1a--1b0b0ac.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1090211d-e3de-4a33-b646-3629be44d382/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1090211d-e3de-4a33-b646-3629be44d382/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 73a89f8d53c719987b352c63cfd3887166b36717 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 00:17:54,505 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 00:17:54,506 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 00:17:54,519 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 00:17:54,520 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 00:17:54,520 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 00:17:54,522 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 00:17:54,523 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 00:17:54,524 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 00:17:54,525 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 00:17:54,526 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 00:17:54,526 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 00:17:54,527 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 00:17:54,528 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 00:17:54,529 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 00:17:54,530 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 00:17:54,531 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 00:17:54,532 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 00:17:54,534 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 00:17:54,535 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 00:17:54,536 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 00:17:54,537 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 00:17:54,539 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 00:17:54,540 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 00:17:54,540 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 00:17:54,541 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 00:17:54,542 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 00:17:54,543 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 00:17:54,543 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 00:17:54,544 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 00:17:54,544 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 00:17:54,546 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 00:17:54,546 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 00:17:54,546 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 00:17:54,547 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 00:17:54,548 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 00:17:54,548 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1090211d-e3de-4a33-b646-3629be44d382/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-10-27 00:17:54,560 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 00:17:54,560 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 00:17:54,561 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 00:17:54,561 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 00:17:54,562 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 00:17:54,562 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 00:17:54,562 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 00:17:54,562 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 00:17:54,563 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 00:17:54,563 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 00:17:54,563 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 00:17:54,563 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 00:17:54,563 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 00:17:54,563 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 00:17:54,563 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-27 00:17:54,564 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-27 00:17:54,564 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 00:17:54,564 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 00:17:54,564 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-27 00:17:54,564 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 00:17:54,564 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 00:17:54,567 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 00:17:54,567 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-27 00:17:54,567 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 00:17:54,567 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 00:17:54,567 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 00:17:54,567 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_1090211d-e3de-4a33-b646-3629be44d382/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 -> 73a89f8d53c719987b352c63cfd3887166b36717 [2018-10-27 00:17:54,596 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 00:17:54,607 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 00:17:54,610 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 00:17:54,612 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 00:17:54,612 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 00:17:54,613 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1090211d-e3de-4a33-b646-3629be44d382/bin-2019/ukojak/../../sv-benchmarks/c/ldv-commit-tester/m0_true-unreach-call_drivers-net-slip-ko--108_1a--1b0b0ac.c [2018-10-27 00:17:54,663 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1090211d-e3de-4a33-b646-3629be44d382/bin-2019/ukojak/data/7a709bb25/00237dbf12a74612859d08a7e461b8a4/FLAG2344bd8ca [2018-10-27 00:17:55,327 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 00:17:55,328 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1090211d-e3de-4a33-b646-3629be44d382/sv-benchmarks/c/ldv-commit-tester/m0_true-unreach-call_drivers-net-slip-ko--108_1a--1b0b0ac.c [2018-10-27 00:17:55,356 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1090211d-e3de-4a33-b646-3629be44d382/bin-2019/ukojak/data/7a709bb25/00237dbf12a74612859d08a7e461b8a4/FLAG2344bd8ca [2018-10-27 00:17:55,369 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1090211d-e3de-4a33-b646-3629be44d382/bin-2019/ukojak/data/7a709bb25/00237dbf12a74612859d08a7e461b8a4 [2018-10-27 00:17:55,372 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 00:17:55,373 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 00:17:55,374 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 00:17:55,374 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 00:17:55,377 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 00:17:55,378 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:17:55" (1/1) ... [2018-10-27 00:17:55,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48741cd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:17:55, skipping insertion in model container [2018-10-27 00:17:55,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:17:55" (1/1) ... [2018-10-27 00:17:55,390 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 00:17:55,488 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 00:17:57,391 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:17:57,429 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 00:17:58,070 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 00:17:58,164 INFO L193 MainTranslator]: Completed translation [2018-10-27 00:17:58,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:17:58 WrapperNode [2018-10-27 00:17:58,165 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 00:17:58,166 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 00:17:58,166 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 00:17:58,166 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 00:17:58,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:17:58" (1/1) ... [2018-10-27 00:17:58,229 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:17:58" (1/1) ... [2018-10-27 00:17:58,337 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 00:17:58,338 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 00:17:58,338 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 00:17:58,338 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 00:17:58,348 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:17:58" (1/1) ... [2018-10-27 00:17:58,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:17:58" (1/1) ... [2018-10-27 00:17:58,370 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:17:58" (1/1) ... [2018-10-27 00:17:58,371 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:17:58" (1/1) ... [2018-10-27 00:17:58,453 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:17:58" (1/1) ... [2018-10-27 00:17:58,478 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:17:58" (1/1) ... [2018-10-27 00:17:58,494 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:17:58" (1/1) ... [2018-10-27 00:17:58,521 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 00:17:58,522 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 00:17:58,522 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 00:17:58,523 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 00:17:58,523 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:17:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1090211d-e3de-4a33-b646-3629be44d382/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-27 00:17:58,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-10-27 00:17:58,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-27 00:17:58,584 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2018-10-27 00:17:58,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-10-27 00:17:58,585 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2018-10-27 00:17:58,585 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2018-10-27 00:17:58,585 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2018-10-27 00:17:58,586 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2018-10-27 00:17:58,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-10-27 00:17:58,586 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-10-27 00:17:58,586 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2018-10-27 00:17:58,586 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2018-10-27 00:17:58,586 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2018-10-27 00:17:58,589 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2018-10-27 00:17:58,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive_int [2018-10-27 00:17:58,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive_int [2018-10-27 00:17:58,590 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2018-10-27 00:17:58,591 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-10-27 00:17:58,591 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_bufs [2018-10-27 00:17:58,591 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_bufs [2018-10-27 00:17:58,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-10-27 00:17:58,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2018-10-27 00:17:58,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-10-27 00:17:58,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-10-27 00:17:58,591 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2018-10-27 00:17:58,592 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2018-10-27 00:17:58,592 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2018-10-27 00:17:58,592 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2018-10-27 00:17:58,592 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2018-10-27 00:17:58,592 INFO L130 BoogieDeclarations]: Found specification of procedure sl_bump [2018-10-27 00:17:58,592 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_bump [2018-10-27 00:17:58,594 INFO L130 BoogieDeclarations]: Found specification of procedure slip_ioctl [2018-10-27 00:17:58,594 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_ioctl [2018-10-27 00:17:58,594 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2018-10-27 00:17:58,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-10-27 00:17:58,595 INFO L130 BoogieDeclarations]: Found specification of procedure slip_close [2018-10-27 00:17:58,595 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_close [2018-10-27 00:17:58,595 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2018-10-27 00:17:58,595 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2018-10-27 00:17:58,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-10-27 00:17:58,595 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2018-10-27 00:17:58,595 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2018-10-27 00:17:58,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2018-10-27 00:17:58,596 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2018-10-27 00:17:58,596 INFO L130 BoogieDeclarations]: Found specification of procedure sl_ioctl [2018-10-27 00:17:58,596 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_ioctl [2018-10-27 00:17:58,596 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2018-10-27 00:17:58,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-27 00:17:58,596 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2018-10-27 00:17:58,596 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2018-10-27 00:17:58,596 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2018-10-27 00:17:58,597 INFO L130 BoogieDeclarations]: Found specification of procedure tty_devnum [2018-10-27 00:17:58,597 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2018-10-27 00:17:58,597 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-10-27 00:17:58,597 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-10-27 00:17:58,597 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2018-10-27 00:17:58,597 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2018-10-27 00:17:58,597 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2018-10-27 00:17:58,597 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2018-10-27 00:17:58,597 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2018-10-27 00:17:58,598 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2018-10-27 00:17:58,598 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2018-10-27 00:17:58,598 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2018-10-27 00:17:58,598 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2018-10-27 00:17:58,598 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2018-10-27 00:17:58,598 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2018-10-27 00:17:58,598 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2018-10-27 00:17:58,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2018-10-27 00:17:58,598 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2018-10-27 00:17:58,599 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2018-10-27 00:17:58,599 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2018-10-27 00:17:58,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 00:17:58,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 00:17:58,599 INFO L130 BoogieDeclarations]: Found specification of procedure sl_unlock [2018-10-27 00:17:58,599 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_unlock [2018-10-27 00:17:58,599 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2018-10-27 00:17:58,599 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2018-10-27 00:18:19,771 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 00:18:19,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:18:19 BoogieIcfgContainer [2018-10-27 00:18:19,772 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 00:18:19,772 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-27 00:18:19,772 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-27 00:18:19,783 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-27 00:18:19,783 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:18:19" (1/1) ... [2018-10-27 00:18:19,798 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 00:18:19,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:19,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 483 states and 735 transitions. [2018-10-27 00:18:19,847 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 735 transitions. [2018-10-27 00:18:19,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-27 00:18:19,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:20,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:20,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:18:20,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:20,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 485 states and 737 transitions. [2018-10-27 00:18:20,786 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 737 transitions. [2018-10-27 00:18:20,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-27 00:18:20,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:20,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:21,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:18:21,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:21,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 486 states and 740 transitions. [2018-10-27 00:18:21,355 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 740 transitions. [2018-10-27 00:18:21,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-27 00:18:21,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:21,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:21,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:18:21,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:21,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 505 states and 800 transitions. [2018-10-27 00:18:21,808 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 800 transitions. [2018-10-27 00:18:21,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-27 00:18:21,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:21,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:21,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:18:21,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:21,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 506 states and 801 transitions. [2018-10-27 00:18:21,926 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 801 transitions. [2018-10-27 00:18:21,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-27 00:18:21,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:21,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:22,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:18:22,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:22,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 510 states and 813 transitions. [2018-10-27 00:18:22,719 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 813 transitions. [2018-10-27 00:18:22,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-27 00:18:22,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:22,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:22,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:18:23,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:23,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 511 states and 813 transitions. [2018-10-27 00:18:23,122 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 813 transitions. [2018-10-27 00:18:23,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-27 00:18:23,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:23,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:23,306 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:18:24,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:24,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 515 states and 841 transitions. [2018-10-27 00:18:24,621 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 841 transitions. [2018-10-27 00:18:24,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-27 00:18:24,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:24,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:24,696 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-27 00:18:24,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:24,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 512 states and 835 transitions. [2018-10-27 00:18:24,935 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 835 transitions. [2018-10-27 00:18:24,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-27 00:18:24,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:24,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:24,996 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-27 00:18:25,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:25,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 513 states and 836 transitions. [2018-10-27 00:18:25,044 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 836 transitions. [2018-10-27 00:18:25,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-27 00:18:25,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:25,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:25,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-27 00:18:25,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:25,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 515 states and 838 transitions. [2018-10-27 00:18:25,164 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 838 transitions. [2018-10-27 00:18:25,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-27 00:18:25,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:25,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:25,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:18:25,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:25,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 516 states and 838 transitions. [2018-10-27 00:18:25,410 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 838 transitions. [2018-10-27 00:18:25,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-27 00:18:25,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:25,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:25,466 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-27 00:18:25,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:25,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 517 states and 839 transitions. [2018-10-27 00:18:25,504 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 839 transitions. [2018-10-27 00:18:25,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-27 00:18:25,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:25,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:25,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:18:25,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:25,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 519 states and 843 transitions. [2018-10-27 00:18:25,712 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 843 transitions. [2018-10-27 00:18:25,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-27 00:18:25,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:25,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:25,789 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-10-27 00:18:25,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:25,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 520 states and 844 transitions. [2018-10-27 00:18:25,825 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 844 transitions. [2018-10-27 00:18:25,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-27 00:18:25,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:25,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:25,903 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:18:26,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:26,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 524 states and 849 transitions. [2018-10-27 00:18:26,186 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 849 transitions. [2018-10-27 00:18:26,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-27 00:18:26,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:26,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:26,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:18:27,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:27,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 518 states and 836 transitions. [2018-10-27 00:18:27,366 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 836 transitions. [2018-10-27 00:18:27,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-27 00:18:27,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:27,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:27,404 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:18:27,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:27,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 520 states and 838 transitions. [2018-10-27 00:18:27,464 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 838 transitions. [2018-10-27 00:18:27,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-27 00:18:27,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:27,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:27,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:18:28,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:28,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 522 states and 840 transitions. [2018-10-27 00:18:28,268 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 840 transitions. [2018-10-27 00:18:28,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-27 00:18:28,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:28,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:28,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:18:28,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:28,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 522 states and 839 transitions. [2018-10-27 00:18:28,560 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 839 transitions. [2018-10-27 00:18:28,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-27 00:18:28,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:28,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:28,599 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:18:28,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:28,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 524 states and 841 transitions. [2018-10-27 00:18:28,656 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 841 transitions. [2018-10-27 00:18:28,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-27 00:18:28,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:28,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:28,727 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-27 00:18:28,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:28,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 526 states and 843 transitions. [2018-10-27 00:18:28,760 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 843 transitions. [2018-10-27 00:18:28,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-27 00:18:28,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:28,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:28,799 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:18:28,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:28,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 528 states and 845 transitions. [2018-10-27 00:18:28,860 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 845 transitions. [2018-10-27 00:18:28,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-27 00:18:28,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:28,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:28,921 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-27 00:18:29,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:29,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 529 states and 845 transitions. [2018-10-27 00:18:29,444 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 845 transitions. [2018-10-27 00:18:29,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-27 00:18:29,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:29,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:29,505 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 00:18:29,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:29,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 533 states and 852 transitions. [2018-10-27 00:18:29,541 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 852 transitions. [2018-10-27 00:18:29,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-27 00:18:29,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:29,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:29,610 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:18:29,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:29,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 535 states and 855 transitions. [2018-10-27 00:18:29,622 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 855 transitions. [2018-10-27 00:18:29,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-27 00:18:29,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:29,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:29,687 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 00:18:29,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:29,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 536 states and 856 transitions. [2018-10-27 00:18:29,697 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 856 transitions. [2018-10-27 00:18:29,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-27 00:18:29,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:29,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:29,756 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:18:29,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:29,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 539 states and 860 transitions. [2018-10-27 00:18:29,792 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 860 transitions. [2018-10-27 00:18:29,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-27 00:18:29,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:29,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:30,859 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:18:32,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:32,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 553 states and 908 transitions. [2018-10-27 00:18:32,219 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 908 transitions. [2018-10-27 00:18:32,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-27 00:18:32,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:32,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:32,278 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:18:32,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:32,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 557 states and 915 transitions. [2018-10-27 00:18:32,288 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 915 transitions. [2018-10-27 00:18:32,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-27 00:18:32,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:32,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:33,760 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 00:18:34,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:34,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 559 states and 918 transitions. [2018-10-27 00:18:34,135 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 918 transitions. [2018-10-27 00:18:34,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-27 00:18:34,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:34,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:34,480 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-27 00:18:34,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:34,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 561 states and 920 transitions. [2018-10-27 00:18:34,631 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 920 transitions. [2018-10-27 00:18:34,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-27 00:18:34,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:34,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:34,707 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:18:34,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:34,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 564 states and 926 transitions. [2018-10-27 00:18:34,720 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 926 transitions. [2018-10-27 00:18:34,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-27 00:18:34,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:34,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:34,863 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 00:18:34,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:34,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 566 states and 928 transitions. [2018-10-27 00:18:34,902 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 928 transitions. [2018-10-27 00:18:34,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-27 00:18:34,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:34,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:34,961 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:18:34,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:34,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 569 states and 935 transitions. [2018-10-27 00:18:34,974 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 935 transitions. [2018-10-27 00:18:34,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-27 00:18:34,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:34,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:35,029 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:18:35,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:35,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 571 states and 938 transitions. [2018-10-27 00:18:35,040 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 938 transitions. [2018-10-27 00:18:35,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-27 00:18:35,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:35,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:35,102 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:18:35,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:35,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 573 states and 940 transitions. [2018-10-27 00:18:35,137 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 940 transitions. [2018-10-27 00:18:35,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-27 00:18:35,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:35,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:35,202 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-27 00:18:35,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:35,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 577 states and 945 transitions. [2018-10-27 00:18:35,299 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 945 transitions. [2018-10-27 00:18:35,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-27 00:18:35,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:35,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:35,535 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-27 00:18:36,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:36,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 590 states and 969 transitions. [2018-10-27 00:18:36,096 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 969 transitions. [2018-10-27 00:18:36,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-27 00:18:36,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:36,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:36,137 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-27 00:18:36,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:36,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 591 states and 969 transitions. [2018-10-27 00:18:36,328 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 969 transitions. [2018-10-27 00:18:36,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-27 00:18:36,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:36,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:36,392 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:18:36,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:36,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 593 states and 971 transitions. [2018-10-27 00:18:36,430 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 971 transitions. [2018-10-27 00:18:36,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-27 00:18:36,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:36,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:37,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-27 00:18:38,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:38,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 595 states and 974 transitions. [2018-10-27 00:18:38,192 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 974 transitions. [2018-10-27 00:18:38,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-27 00:18:38,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:38,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:38,253 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-27 00:18:38,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:38,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 604 states and 989 transitions. [2018-10-27 00:18:38,386 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 989 transitions. [2018-10-27 00:18:38,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-27 00:18:38,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:38,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:38,453 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-27 00:18:38,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:38,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 607 states and 993 transitions. [2018-10-27 00:18:38,501 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 993 transitions. [2018-10-27 00:18:38,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-27 00:18:38,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:38,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:38,543 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-10-27 00:18:38,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:38,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 608 states and 993 transitions. [2018-10-27 00:18:38,723 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 993 transitions. [2018-10-27 00:18:38,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-27 00:18:38,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:38,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:38,773 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:18:39,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:39,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 612 states and 999 transitions. [2018-10-27 00:18:39,101 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 999 transitions. [2018-10-27 00:18:39,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-27 00:18:39,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:39,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:39,148 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-27 00:18:39,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:39,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 618 states and 1028 transitions. [2018-10-27 00:18:39,839 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1028 transitions. [2018-10-27 00:18:39,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-27 00:18:39,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:39,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:39,899 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:18:39,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:39,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 621 states and 1032 transitions. [2018-10-27 00:18:39,936 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1032 transitions. [2018-10-27 00:18:39,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-27 00:18:39,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:39,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:40,094 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-27 00:18:40,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:40,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 629 states and 1044 transitions. [2018-10-27 00:18:40,182 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1044 transitions. [2018-10-27 00:18:40,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-27 00:18:40,184 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:40,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:40,250 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:18:40,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:40,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 632 states and 1048 transitions. [2018-10-27 00:18:40,289 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 1048 transitions. [2018-10-27 00:18:40,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-27 00:18:40,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:40,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:40,349 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:18:40,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:40,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 637 states and 1058 transitions. [2018-10-27 00:18:40,418 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 1058 transitions. [2018-10-27 00:18:40,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-27 00:18:40,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:40,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:40,480 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:18:40,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:40,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 639 states and 1063 transitions. [2018-10-27 00:18:40,490 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1063 transitions. [2018-10-27 00:18:40,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-27 00:18:40,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:40,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:40,556 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:18:40,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:40,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 640 states and 1064 transitions. [2018-10-27 00:18:40,566 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1064 transitions. [2018-10-27 00:18:40,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-27 00:18:40,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:40,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:40,638 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:18:40,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:40,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 645 states and 1073 transitions. [2018-10-27 00:18:40,700 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1073 transitions. [2018-10-27 00:18:40,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-27 00:18:40,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:40,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:40,779 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:18:41,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:41,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 654 states and 1086 transitions. [2018-10-27 00:18:41,949 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1086 transitions. [2018-10-27 00:18:41,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-27 00:18:41,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:41,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:42,007 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-27 00:18:42,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:42,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 662 states and 1101 transitions. [2018-10-27 00:18:42,128 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1101 transitions. [2018-10-27 00:18:42,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-27 00:18:42,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:42,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:42,196 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:18:42,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:42,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 663 states and 1102 transitions. [2018-10-27 00:18:42,206 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1102 transitions. [2018-10-27 00:18:42,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-27 00:18:42,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:42,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:42,259 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-27 00:18:42,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:42,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 665 states and 1104 transitions. [2018-10-27 00:18:42,488 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1104 transitions. [2018-10-27 00:18:42,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-27 00:18:42,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:42,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:42,533 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-27 00:18:42,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:42,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 666 states and 1104 transitions. [2018-10-27 00:18:42,660 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1104 transitions. [2018-10-27 00:18:42,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-27 00:18:42,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:42,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:42,705 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-27 00:18:42,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:42,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 667 states and 1105 transitions. [2018-10-27 00:18:42,862 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1105 transitions. [2018-10-27 00:18:42,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-27 00:18:42,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:42,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:42,899 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:18:42,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:42,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 668 states and 1105 transitions. [2018-10-27 00:18:42,961 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1105 transitions. [2018-10-27 00:18:42,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-27 00:18:42,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:42,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:43,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-27 00:18:44,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:44,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 671 states and 1110 transitions. [2018-10-27 00:18:44,191 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1110 transitions. [2018-10-27 00:18:44,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-27 00:18:44,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:44,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:44,237 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 00:18:44,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:44,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 672 states and 1111 transitions. [2018-10-27 00:18:44,397 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1111 transitions. [2018-10-27 00:18:44,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-27 00:18:44,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:44,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:44,440 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 00:18:44,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:44,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 676 states and 1118 transitions. [2018-10-27 00:18:44,510 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1118 transitions. [2018-10-27 00:18:44,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-27 00:18:44,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:44,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:44,572 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-27 00:18:44,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:44,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 678 states and 1121 transitions. [2018-10-27 00:18:44,584 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1121 transitions. [2018-10-27 00:18:44,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-27 00:18:44,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:44,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:44,652 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:18:44,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:44,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 681 states and 1125 transitions. [2018-10-27 00:18:44,688 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1125 transitions. [2018-10-27 00:18:44,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-27 00:18:44,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:44,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:44,733 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:18:44,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:44,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 682 states and 1126 transitions. [2018-10-27 00:18:44,902 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1126 transitions. [2018-10-27 00:18:44,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-27 00:18:44,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:44,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:44,953 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 00:18:45,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:45,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 683 states and 1127 transitions. [2018-10-27 00:18:45,111 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1127 transitions. [2018-10-27 00:18:45,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-27 00:18:45,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:45,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:45,278 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-27 00:18:45,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:45,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 687 states and 1134 transitions. [2018-10-27 00:18:45,347 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1134 transitions. [2018-10-27 00:18:45,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-27 00:18:45,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:45,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:45,409 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:18:45,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:45,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 690 states and 1138 transitions. [2018-10-27 00:18:45,455 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1138 transitions. [2018-10-27 00:18:45,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-27 00:18:45,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:45,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:45,513 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-27 00:18:45,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:45,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 693 states and 1142 transitions. [2018-10-27 00:18:45,711 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1142 transitions. [2018-10-27 00:18:45,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-27 00:18:45,714 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:45,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:45,769 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:18:45,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:45,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 695 states and 1144 transitions. [2018-10-27 00:18:45,811 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1144 transitions. [2018-10-27 00:18:45,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-27 00:18:45,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:45,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:45,868 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:18:45,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:45,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 696 states and 1145 transitions. [2018-10-27 00:18:45,880 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1145 transitions. [2018-10-27 00:18:45,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-27 00:18:45,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:45,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:45,937 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-27 00:18:45,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:45,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 701 states and 1157 transitions. [2018-10-27 00:18:45,948 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 1157 transitions. [2018-10-27 00:18:45,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-27 00:18:45,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:45,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:46,004 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:18:46,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:46,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 706 states and 1166 transitions. [2018-10-27 00:18:46,067 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1166 transitions. [2018-10-27 00:18:46,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-27 00:18:46,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:46,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:46,113 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-27 00:18:46,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:46,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 710 states and 1173 transitions. [2018-10-27 00:18:46,290 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1173 transitions. [2018-10-27 00:18:46,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-27 00:18:46,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:46,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:46,374 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-27 00:18:46,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:46,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 714 states and 1182 transitions. [2018-10-27 00:18:46,386 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1182 transitions. [2018-10-27 00:18:46,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-27 00:18:46,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:46,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:46,476 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-27 00:18:46,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:46,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 715 states and 1183 transitions. [2018-10-27 00:18:46,487 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1183 transitions. [2018-10-27 00:18:46,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-27 00:18:46,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:46,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:46,532 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-27 00:18:46,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:46,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 718 states and 1189 transitions. [2018-10-27 00:18:46,699 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1189 transitions. [2018-10-27 00:18:46,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-27 00:18:46,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:46,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:46,743 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 00:18:46,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:46,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 720 states and 1191 transitions. [2018-10-27 00:18:46,853 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1191 transitions. [2018-10-27 00:18:46,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-27 00:18:46,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:46,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:46,925 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-27 00:18:46,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:46,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 721 states and 1192 transitions. [2018-10-27 00:18:46,938 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1192 transitions. [2018-10-27 00:18:46,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-27 00:18:46,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:46,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:46,998 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-27 00:18:47,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:47,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 725 states and 1202 transitions. [2018-10-27 00:18:47,039 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1202 transitions. [2018-10-27 00:18:47,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-27 00:18:47,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:47,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:47,081 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-27 00:18:47,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:47,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 728 states and 1209 transitions. [2018-10-27 00:18:47,243 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1209 transitions. [2018-10-27 00:18:47,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-27 00:18:47,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:47,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:47,304 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:18:47,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:47,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 731 states and 1213 transitions. [2018-10-27 00:18:47,353 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1213 transitions. [2018-10-27 00:18:47,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-27 00:18:47,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:47,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:47,397 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-27 00:18:47,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:47,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 733 states and 1216 transitions. [2018-10-27 00:18:47,518 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1216 transitions. [2018-10-27 00:18:47,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-27 00:18:47,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:47,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:47,561 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-27 00:18:47,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:47,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 735 states and 1218 transitions. [2018-10-27 00:18:47,799 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1218 transitions. [2018-10-27 00:18:47,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-27 00:18:47,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:47,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:47,848 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-27 00:18:48,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:48,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 739 states and 1223 transitions. [2018-10-27 00:18:48,199 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1223 transitions. [2018-10-27 00:18:48,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-27 00:18:48,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:48,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:48,269 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-27 00:18:48,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:48,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 749 states and 1239 transitions. [2018-10-27 00:18:48,386 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1239 transitions. [2018-10-27 00:18:48,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-27 00:18:48,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:48,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:48,445 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-27 00:18:48,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:48,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 751 states and 1241 transitions. [2018-10-27 00:18:48,457 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1241 transitions. [2018-10-27 00:18:48,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-27 00:18:48,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:48,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:48,524 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-27 00:18:48,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:48,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 753 states and 1244 transitions. [2018-10-27 00:18:48,562 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1244 transitions. [2018-10-27 00:18:48,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-27 00:18:48,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:48,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:48,620 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:18:48,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:48,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 755 states and 1247 transitions. [2018-10-27 00:18:48,720 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1247 transitions. [2018-10-27 00:18:48,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-27 00:18:48,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:48,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:48,864 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 00:18:48,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:48,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 758 states and 1251 transitions. [2018-10-27 00:18:48,895 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1251 transitions. [2018-10-27 00:18:48,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-27 00:18:48,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:48,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:48,940 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-27 00:18:49,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:49,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 760 states and 1253 transitions. [2018-10-27 00:18:49,025 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1253 transitions. [2018-10-27 00:18:49,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-27 00:18:49,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:49,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:49,064 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-27 00:18:49,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:49,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 769 states and 1268 transitions. [2018-10-27 00:18:49,370 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1268 transitions. [2018-10-27 00:18:49,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-27 00:18:49,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:49,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:49,440 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-27 00:18:49,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:49,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 771 states and 1270 transitions. [2018-10-27 00:18:49,451 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1270 transitions. [2018-10-27 00:18:49,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-27 00:18:49,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:49,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:49,514 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-27 00:18:49,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:49,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 773 states and 1272 transitions. [2018-10-27 00:18:49,540 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1272 transitions. [2018-10-27 00:18:49,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-27 00:18:49,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:49,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:49,603 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 00:18:49,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:49,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 774 states and 1273 transitions. [2018-10-27 00:18:49,615 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1273 transitions. [2018-10-27 00:18:49,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-27 00:18:49,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:49,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:49,677 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 00:18:49,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:49,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 779 states and 1283 transitions. [2018-10-27 00:18:49,701 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1283 transitions. [2018-10-27 00:18:49,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-27 00:18:49,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:49,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:49,757 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-27 00:18:49,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:49,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1311 states to 782 states and 1287 transitions. [2018-10-27 00:18:49,800 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1287 transitions. [2018-10-27 00:18:49,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-27 00:18:49,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:49,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:50,477 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-27 00:18:50,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:50,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1311 states to 780 states and 1283 transitions. [2018-10-27 00:18:50,592 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1283 transitions. [2018-10-27 00:18:50,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-27 00:18:50,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:50,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:50,624 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-27 00:18:50,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:50,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 783 states and 1287 transitions. [2018-10-27 00:18:50,656 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1287 transitions. [2018-10-27 00:18:50,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-27 00:18:50,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:50,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:50,691 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-27 00:18:50,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:50,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 786 states and 1291 transitions. [2018-10-27 00:18:50,724 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1291 transitions. [2018-10-27 00:18:50,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-27 00:18:50,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:50,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:50,769 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 00:18:50,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:50,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 787 states and 1292 transitions. [2018-10-27 00:18:50,776 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1292 transitions. [2018-10-27 00:18:50,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-27 00:18:50,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:50,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:50,831 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-27 00:18:54,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:54,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 797 states and 1309 transitions. [2018-10-27 00:18:54,385 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1309 transitions. [2018-10-27 00:18:54,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-27 00:18:54,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:54,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:54,426 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-27 00:18:54,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:54,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 805 states and 1321 transitions. [2018-10-27 00:18:54,497 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1321 transitions. [2018-10-27 00:18:54,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-27 00:18:54,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:54,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:54,547 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 00:18:54,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:54,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 806 states and 1322 transitions. [2018-10-27 00:18:54,558 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1322 transitions. [2018-10-27 00:18:54,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-27 00:18:54,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:54,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:54,614 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 00:18:54,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:54,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 813 states and 1334 transitions. [2018-10-27 00:18:54,642 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1334 transitions. [2018-10-27 00:18:54,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-27 00:18:54,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:54,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:54,687 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 00:18:54,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:54,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 815 states and 1336 transitions. [2018-10-27 00:18:54,703 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1336 transitions. [2018-10-27 00:18:54,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-27 00:18:54,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:54,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:54,734 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-27 00:18:54,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:54,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 818 states and 1340 transitions. [2018-10-27 00:18:54,759 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1340 transitions. [2018-10-27 00:18:54,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-27 00:18:54,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:54,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:54,791 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-27 00:18:54,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:54,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 823 states and 1350 transitions. [2018-10-27 00:18:54,822 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1350 transitions. [2018-10-27 00:18:54,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-27 00:18:54,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:54,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:54,867 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-27 00:18:54,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:54,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 825 states and 1355 transitions. [2018-10-27 00:18:54,881 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1355 transitions. [2018-10-27 00:18:54,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-27 00:18:54,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:54,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:54,928 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 00:18:54,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:54,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 826 states and 1356 transitions. [2018-10-27 00:18:54,969 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1356 transitions. [2018-10-27 00:18:54,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-27 00:18:54,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:54,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:55,029 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 00:18:55,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:55,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 828 states and 1358 transitions. [2018-10-27 00:18:55,071 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1358 transitions. [2018-10-27 00:18:55,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-27 00:18:55,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:55,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:55,108 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-27 00:18:55,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:55,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 829 states and 1359 transitions. [2018-10-27 00:18:55,133 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1359 transitions. [2018-10-27 00:18:55,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-27 00:18:55,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:55,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:55,164 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-27 00:18:55,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:55,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 834 states and 1368 transitions. [2018-10-27 00:18:55,197 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1368 transitions. [2018-10-27 00:18:55,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-27 00:18:55,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:55,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:55,245 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:18:56,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:56,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 843 states and 1381 transitions. [2018-10-27 00:18:56,061 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1381 transitions. [2018-10-27 00:18:56,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-27 00:18:56,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:56,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:56,109 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 00:18:56,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:56,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 846 states and 1385 transitions. [2018-10-27 00:18:56,128 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1385 transitions. [2018-10-27 00:18:56,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-27 00:18:56,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:56,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:56,164 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-27 00:18:56,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:56,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 854 states and 1400 transitions. [2018-10-27 00:18:56,444 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1400 transitions. [2018-10-27 00:18:56,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-27 00:18:56,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:56,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:56,499 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 00:18:56,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:56,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 855 states and 1401 transitions. [2018-10-27 00:18:56,511 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1401 transitions. [2018-10-27 00:18:56,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-27 00:18:56,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:56,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:56,567 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 00:18:56,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:56,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1455 states to 863 states and 1415 transitions. [2018-10-27 00:18:56,659 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1415 transitions. [2018-10-27 00:18:56,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-27 00:18:56,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:56,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:56,691 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-27 00:18:56,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:56,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 864 states and 1416 transitions. [2018-10-27 00:18:56,708 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1416 transitions. [2018-10-27 00:18:56,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-27 00:18:56,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:56,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:56,759 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-27 00:18:56,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:56,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 866 states and 1418 transitions. [2018-10-27 00:18:56,801 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1418 transitions. [2018-10-27 00:18:56,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-27 00:18:56,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:56,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:56,856 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-10-27 00:18:56,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:56,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 867 states and 1419 transitions. [2018-10-27 00:18:56,870 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1419 transitions. [2018-10-27 00:18:56,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-27 00:18:56,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:56,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:56,899 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-27 00:18:56,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:56,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 869 states and 1422 transitions. [2018-10-27 00:18:56,918 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1422 transitions. [2018-10-27 00:18:56,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-27 00:18:56,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:56,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:56,945 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-27 00:18:56,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:56,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 872 states and 1426 transitions. [2018-10-27 00:18:56,968 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1426 transitions. [2018-10-27 00:18:56,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-27 00:18:56,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:56,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:57,091 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 00:18:57,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:57,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 880 states and 1438 transitions. [2018-10-27 00:18:57,157 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1438 transitions. [2018-10-27 00:18:57,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-27 00:18:57,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:57,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:57,198 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-27 00:18:57,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:57,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 884 states and 1445 transitions. [2018-10-27 00:18:57,228 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1445 transitions. [2018-10-27 00:18:57,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-27 00:18:57,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:57,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:57,280 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 00:18:57,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:57,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 885 states and 1446 transitions. [2018-10-27 00:18:57,298 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1446 transitions. [2018-10-27 00:18:57,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-27 00:18:57,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:57,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:57,330 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:18:57,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:57,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 888 states and 1450 transitions. [2018-10-27 00:18:57,355 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1450 transitions. [2018-10-27 00:18:57,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-27 00:18:57,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:57,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:57,396 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 00:18:57,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:57,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1491 states to 889 states and 1451 transitions. [2018-10-27 00:18:57,414 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1451 transitions. [2018-10-27 00:18:57,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-27 00:18:57,416 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:57,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:57,448 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-27 00:18:57,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:57,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 891 states and 1453 transitions. [2018-10-27 00:18:57,472 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1453 transitions. [2018-10-27 00:18:57,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-27 00:18:57,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:57,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:57,505 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:18:57,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:57,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 892 states and 1454 transitions. [2018-10-27 00:18:57,524 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1454 transitions. [2018-10-27 00:18:57,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-27 00:18:57,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:57,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:57,555 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-27 00:18:57,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:57,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 897 states and 1466 transitions. [2018-10-27 00:18:57,575 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1466 transitions. [2018-10-27 00:18:57,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-27 00:18:57,576 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:57,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:57,605 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-27 00:18:57,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:57,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 902 states and 1475 transitions. [2018-10-27 00:18:57,635 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1475 transitions. [2018-10-27 00:18:57,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-27 00:18:57,636 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:57,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:57,674 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-27 00:18:57,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:57,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 906 states and 1484 transitions. [2018-10-27 00:18:57,696 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1484 transitions. [2018-10-27 00:18:57,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-27 00:18:57,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:57,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:57,727 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-27 00:18:57,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:57,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 907 states and 1485 transitions. [2018-10-27 00:18:57,744 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1485 transitions. [2018-10-27 00:18:57,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-27 00:18:57,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:57,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:57,797 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-27 00:18:57,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:57,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 908 states and 1486 transitions. [2018-10-27 00:18:57,818 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1486 transitions. [2018-10-27 00:18:57,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-27 00:18:57,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:57,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:57,859 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-27 00:18:57,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:57,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 912 states and 1496 transitions. [2018-10-27 00:18:57,930 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1496 transitions. [2018-10-27 00:18:57,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-27 00:18:57,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:57,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:57,964 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-27 00:18:57,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:57,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1540 states to 915 states and 1500 transitions. [2018-10-27 00:18:57,986 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1500 transitions. [2018-10-27 00:18:57,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-27 00:18:57,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:58,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:58,046 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 00:18:58,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:58,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 924 states and 1515 transitions. [2018-10-27 00:18:58,069 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1515 transitions. [2018-10-27 00:18:58,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-27 00:18:58,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:58,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:58,118 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 00:18:58,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:58,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 926 states and 1517 transitions. [2018-10-27 00:18:58,128 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1517 transitions. [2018-10-27 00:18:58,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-27 00:18:58,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:58,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:58,561 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-27 00:18:58,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:58,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 938 states and 1536 transitions. [2018-10-27 00:18:58,946 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1536 transitions. [2018-10-27 00:18:58,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-27 00:18:58,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:58,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:58,990 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-27 00:18:59,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:59,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 940 states and 1538 transitions. [2018-10-27 00:18:59,069 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1538 transitions. [2018-10-27 00:18:59,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-27 00:18:59,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:59,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:59,118 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-27 00:18:59,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:59,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 942 states and 1541 transitions. [2018-10-27 00:18:59,159 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1541 transitions. [2018-10-27 00:18:59,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-27 00:18:59,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:59,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:59,192 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-27 00:18:59,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:18:59,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 944 states and 1544 transitions. [2018-10-27 00:18:59,222 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1544 transitions. [2018-10-27 00:18:59,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-27 00:18:59,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:18:59,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:18:59,291 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-27 00:19:00,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:19:00,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 954 states and 1567 transitions. [2018-10-27 00:19:00,494 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1567 transitions. [2018-10-27 00:19:00,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-27 00:19:00,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:19:00,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:19:00,549 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 00:19:00,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:19:00,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 955 states and 1568 transitions. [2018-10-27 00:19:00,560 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1568 transitions. [2018-10-27 00:19:00,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-27 00:19:00,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:19:00,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:19:00,594 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-10-27 00:19:00,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:19:00,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 958 states and 1572 transitions. [2018-10-27 00:19:00,619 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1572 transitions. [2018-10-27 00:19:00,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-27 00:19:00,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:19:00,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:19:00,667 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-27 00:19:00,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:19:00,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 960 states and 1574 transitions. [2018-10-27 00:19:00,696 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1574 transitions. [2018-10-27 00:19:00,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-27 00:19:00,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:19:00,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:19:00,736 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-27 00:19:00,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:19:00,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 962 states and 1576 transitions. [2018-10-27 00:19:00,760 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1576 transitions. [2018-10-27 00:19:00,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-27 00:19:00,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:19:00,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:19:00,792 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-10-27 00:19:00,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:19:00,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1617 states to 963 states and 1577 transitions. [2018-10-27 00:19:00,811 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1577 transitions. [2018-10-27 00:19:00,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-27 00:19:00,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:19:00,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:19:00,842 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-10-27 00:19:00,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:19:00,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1627 states to 968 states and 1587 transitions. [2018-10-27 00:19:00,871 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1587 transitions. [2018-10-27 00:19:00,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-27 00:19:00,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:19:00,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:19:00,918 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-27 00:19:00,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:19:00,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 971 states and 1591 transitions. [2018-10-27 00:19:00,943 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1591 transitions. [2018-10-27 00:19:00,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-27 00:19:00,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:19:00,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:19:00,979 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-10-27 00:19:00,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:19:00,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 972 states and 1592 transitions. [2018-10-27 00:19:00,997 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1592 transitions. [2018-10-27 00:19:00,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-27 00:19:00,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:19:01,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:19:01,046 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-10-27 00:19:01,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:19:01,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1634 states to 974 states and 1594 transitions. [2018-10-27 00:19:01,067 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1594 transitions. [2018-10-27 00:19:01,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-27 00:19:01,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:19:01,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:19:01,127 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-27 00:19:01,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:19:01,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 977 states and 1598 transitions. [2018-10-27 00:19:01,146 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1598 transitions. [2018-10-27 00:19:01,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-27 00:19:01,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:19:01,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:19:01,197 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-27 00:19:01,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:19:01,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 982 states and 1605 transitions. [2018-10-27 00:19:01,676 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1605 transitions. [2018-10-27 00:19:01,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-27 00:19:01,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:19:01,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:19:01,732 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-10-27 00:19:01,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:19:01,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 985 states and 1609 transitions. [2018-10-27 00:19:01,751 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1609 transitions. [2018-10-27 00:19:01,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-27 00:19:01,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:19:01,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:19:01,808 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-10-27 00:19:01,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:19:01,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1650 states to 986 states and 1610 transitions. [2018-10-27 00:19:01,819 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1610 transitions. [2018-10-27 00:19:01,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-27 00:19:01,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:19:01,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:19:01,889 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-27 00:19:01,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:19:01,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1651 states to 987 states and 1611 transitions. [2018-10-27 00:19:01,910 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1611 transitions. [2018-10-27 00:19:01,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-27 00:19:01,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:19:01,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:19:01,975 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-10-27 00:19:01,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:19:01,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 992 states and 1618 transitions. [2018-10-27 00:19:01,998 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1618 transitions. [2018-10-27 00:19:01,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-27 00:19:01,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 00:19:02,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 00:19:02,077 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-10-27 00:19:02,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 00:19:02,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1660 states to 703 states and 1138 transitions. [2018-10-27 00:19:02,099 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1138 transitions. [2018-10-27 00:19:02,100 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-27 00:19:02,100 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 162 iterations. [2018-10-27 00:19:02,111 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-27 00:19:02,933 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,936 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,936 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,936 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,936 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,936 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,936 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,936 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,936 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,936 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,936 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,937 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,937 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,937 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,937 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,937 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,937 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,937 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,937 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,937 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,937 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,937 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,937 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,938 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,938 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,938 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-10-27 00:19:02,942 INFO L582 CodeCheckObserver]: Invariant with dag size 15 [2018-10-27 00:19:02,943 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,943 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,943 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,943 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,943 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,944 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,944 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,944 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,944 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,944 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,944 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,944 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,944 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-10-27 00:19:02,945 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,945 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,945 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,945 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,945 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,945 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,945 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,945 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,945 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,945 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,946 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,946 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,946 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,946 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,946 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,946 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,946 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,946 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,946 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,946 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,946 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,947 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,947 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,947 INFO L582 CodeCheckObserver]: Invariant with dag size 26 [2018-10-27 00:19:02,948 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,948 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,948 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,948 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,949 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,949 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,949 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,949 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,949 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,949 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,949 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-10-27 00:19:02,950 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,950 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 00:19:02,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 27.10 12:19:02 ImpRootNode [2018-10-27 00:19:02,950 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-27 00:19:02,950 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 00:19:02,950 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 00:19:02,951 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 00:19:02,951 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:18:19" (3/4) ... [2018-10-27 00:19:02,968 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-27 00:19:02,973 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_queue_stopped [2018-10-27 00:19:02,973 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure sl_free_bufs [2018-10-27 00:19:02,973 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure slip_close [2018-10-27 00:19:02,973 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure kmalloc [2018-10-27 00:19:02,973 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2018-10-27 00:19:02,973 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_running [2018-10-27 00:19:02,973 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_tx_start_queue [2018-10-27 00:19:02,973 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2018-10-27 00:19:02,974 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure clear_bit [2018-10-27 00:19:02,974 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure netdev_priv [2018-10-27 00:19:02,974 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure netdev_get_tx_queue [2018-10-27 00:19:02,974 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure set_bit [2018-10-27 00:19:02,974 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2018-10-27 00:19:02,974 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2018-10-27 00:19:02,974 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2018-10-27 00:19:02,974 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure get_current [2018-10-27 00:19:02,974 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_bh [2018-10-27 00:19:02,974 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure sl_ioctl [2018-10-27 00:19:02,974 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_stop_queue [2018-10-27 00:19:02,974 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test_and_clear_bit [2018-10-27 00:19:02,975 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure constant_test_bit [2018-10-27 00:19:02,975 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_nonpositive_int [2018-10-27 00:19:02,975 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure sl_bump [2018-10-27 00:19:02,975 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure sl_unlock [2018-10-27 00:19:02,975 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure slip_ioctl [2018-10-27 00:19:02,975 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_bh [2018-10-27 00:19:03,027 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 837 nodes and edges [2018-10-27 00:19:03,031 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 234 nodes and edges [2018-10-27 00:19:03,035 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 44 nodes and edges [2018-10-27 00:19:03,039 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-10-27 00:19:03,299 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1090211d-e3de-4a33-b646-3629be44d382/bin-2019/ukojak/witness.graphml [2018-10-27 00:19:03,299 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 00:19:03,300 INFO L168 Benchmark]: Toolchain (without parser) took 67927.51 ms. Allocated memory was 1.0 GB in the beginning and 2.2 GB in the end (delta: 1.2 GB). Free memory was 950.0 MB in the beginning and 731.9 MB in the end (delta: 218.1 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2018-10-27 00:19:03,302 INFO L168 Benchmark]: CDTParser took 0.55 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 00:19:03,302 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2791.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.9 MB). Free memory was 950.0 MB in the beginning and 1.0 GB in the end (delta: -68.2 MB). Peak memory consumption was 240.4 MB. Max. memory is 11.5 GB. [2018-10-27 00:19:03,302 INFO L168 Benchmark]: Boogie Procedure Inliner took 171.94 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: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-10-27 00:19:03,302 INFO L168 Benchmark]: Boogie Preprocessor took 184.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 984.1 MB in the end (delta: 20.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. [2018-10-27 00:19:03,303 INFO L168 Benchmark]: RCFGBuilder took 21249.58 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 170.4 MB). Free memory was 984.1 MB in the beginning and 713.2 MB in the end (delta: 270.9 MB). Peak memory consumption was 441.3 MB. Max. memory is 11.5 GB. [2018-10-27 00:19:03,303 INFO L168 Benchmark]: CodeCheck took 43177.96 ms. Allocated memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: 810.0 MB). Free memory was 713.2 MB in the beginning and 812.9 MB in the end (delta: -99.7 MB). Peak memory consumption was 710.3 MB. Max. memory is 11.5 GB. [2018-10-27 00:19:03,303 INFO L168 Benchmark]: Witness Printer took 348.77 ms. Allocated memory is still 2.2 GB. Free memory was 812.9 MB in the beginning and 731.9 MB in the end (delta: 81.0 MB). Peak memory consumption was 81.0 MB. Max. memory is 11.5 GB. [2018-10-27 00:19:03,308 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 27 procedures, 1437 locations, 1 error locations. SAFE Result, 42.2s OverallTime, 162 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1792941200 SDtfs, 1905212088 SDslu, 1837755048 SDs, 0 SdLazy, -1220035852 SolverSat, -2018649840 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 586.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 132902 GetRequests, 132072 SyntacticMatches, 616 SemanticMatches, 214 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16939 ImplicationChecksByTransitivity, 24.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 12.5s InterpolantComputationTime, 11301 NumberOfCodeBlocks, 11301 NumberOfCodeBlocksAsserted, 161 NumberOfCheckSat, 11140 ConstructedInterpolants, 0 QuantifiedInterpolants, 4535298 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 161 InterpolantComputations, 159 PerfectInterpolantSequences, 3366/3372 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 7352]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 5664]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5994]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4970]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5917]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5966]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5042]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5120]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7293]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6341]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6419]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5002]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4880]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5700]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6940]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6293]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6590]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4894]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6790]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5885]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6950]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6950]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6116]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6037]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7355]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4754]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7316]: Loop Invariant Derived loop invariant: aux-ldv_nonpositive_int()-aux <= 0 - InvariantResult [Line: 6084]: Loop Invariant Derived loop invariant: !(slip_devs + slip_devs == 18446744073709551616 * ((slip_devs + slip_devs) / 18446744073709551616)) && err + 23 <= 0 - InvariantResult [Line: 7144]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5430]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5280]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7073]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6626]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6165]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5574]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6047]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6950]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6950]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6950]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7078]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6165]: Loop Invariant Derived loop invariant: err <= 0 - InvariantResult [Line: 7144]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6350]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7144]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6156]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6275]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6330]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5732]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5823]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5925]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6071]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6705]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6805]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6673]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5772]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6030]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4960]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7069]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5430]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7043]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5977]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6563]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5160]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6084]: Loop Invariant Derived loop invariant: ((dev + dev == 18446744073709551616 * ((dev + dev) / 18446744073709551616) && !(slip_devs + slip_devs == 18446744073709551616 * ((slip_devs + slip_devs) / 18446744073709551616))) && err + 23 <= 0) || (slip_maxdev <= i && err + 23 <= 0) - InvariantResult [Line: 6553]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6165]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6419]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6466]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5827]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5656]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5977]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6139]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7330]: Loop Invariant Derived loop invariant: aux-ldv_nonpositive_int()-aux <= 0 - InvariantResult [Line: 5458]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5845]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2791.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.9 MB). Free memory was 950.0 MB in the beginning and 1.0 GB in the end (delta: -68.2 MB). Peak memory consumption was 240.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 171.94 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: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 184.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 984.1 MB in the end (delta: 20.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 21249.58 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 170.4 MB). Free memory was 984.1 MB in the beginning and 713.2 MB in the end (delta: 270.9 MB). Peak memory consumption was 441.3 MB. Max. memory is 11.5 GB. * CodeCheck took 43177.96 ms. Allocated memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: 810.0 MB). Free memory was 713.2 MB in the beginning and 812.9 MB in the end (delta: -99.7 MB). Peak memory consumption was 710.3 MB. Max. memory is 11.5 GB. * Witness Printer took 348.77 ms. Allocated memory is still 2.2 GB. Free memory was 812.9 MB in the beginning and 731.9 MB in the end (delta: 81.0 MB). Peak memory consumption was 81.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...