./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-32_7a-drivers--net--ethernet--realtek--atp.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_9b3ac351-140b-4f71-9de8-51d30cafedda/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_9b3ac351-140b-4f71-9de8-51d30cafedda/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9b3ac351-140b-4f71-9de8-51d30cafedda/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9b3ac351-140b-4f71-9de8-51d30cafedda/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-32_7a-drivers--net--ethernet--realtek--atp.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_9b3ac351-140b-4f71-9de8-51d30cafedda/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9b3ac351-140b-4f71-9de8-51d30cafedda/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 972661db4ef12f7588f58d5ad5482595deb9029f ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 07:28:25,074 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 07:28:25,076 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 07:28:25,090 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 07:28:25,091 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 07:28:25,092 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 07:28:25,094 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 07:28:25,105 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 07:28:25,108 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 07:28:25,109 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 07:28:25,110 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 07:28:25,111 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 07:28:25,111 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 07:28:25,112 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 07:28:25,113 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 07:28:25,114 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 07:28:25,115 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 07:28:25,115 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 07:28:25,117 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 07:28:25,119 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 07:28:25,120 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 07:28:25,121 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 07:28:25,122 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 07:28:25,123 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 07:28:25,125 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 07:28:25,126 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 07:28:25,126 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 07:28:25,127 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 07:28:25,127 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 07:28:25,128 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 07:28:25,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 07:28:25,128 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 07:28:25,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 07:28:25,130 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 07:28:25,131 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 07:28:25,131 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 07:28:25,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 07:28:25,131 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 07:28:25,132 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 07:28:25,132 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 07:28:25,133 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 07:28:25,133 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9b3ac351-140b-4f71-9de8-51d30cafedda/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2019-11-20 07:28:25,146 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 07:28:25,146 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 07:28:25,147 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 07:28:25,147 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 07:28:25,147 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 07:28:25,147 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 07:28:25,148 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 07:28:25,148 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 07:28:25,148 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 07:28:25,148 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 07:28:25,148 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 07:28:25,149 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 07:28:25,149 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 07:28:25,149 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 07:28:25,149 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 07:28:25,149 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 07:28:25,150 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 07:28:25,150 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 07:28:25,150 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 07:28:25,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 07:28:25,150 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 07:28:25,151 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 07:28:25,151 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 07:28:25,151 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 07:28:25,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 07:28:25,151 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 07:28:25,152 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 07:28:25,152 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_9b3ac351-140b-4f71-9de8-51d30cafedda/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 972661db4ef12f7588f58d5ad5482595deb9029f [2019-11-20 07:28:25,292 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 07:28:25,302 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 07:28:25,305 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 07:28:25,306 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 07:28:25,307 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 07:28:25,307 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9b3ac351-140b-4f71-9de8-51d30cafedda/bin/ukojak/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-32_7a-drivers--net--ethernet--realtek--atp.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2019-11-20 07:28:25,365 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9b3ac351-140b-4f71-9de8-51d30cafedda/bin/ukojak/data/ba388958d/377decb79cc24f5daee6687ece1f7830/FLAGcc89eeaba [2019-11-20 07:28:26,049 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 07:28:26,050 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9b3ac351-140b-4f71-9de8-51d30cafedda/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-32_7a-drivers--net--ethernet--realtek--atp.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2019-11-20 07:28:26,098 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9b3ac351-140b-4f71-9de8-51d30cafedda/bin/ukojak/data/ba388958d/377decb79cc24f5daee6687ece1f7830/FLAGcc89eeaba [2019-11-20 07:28:26,375 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9b3ac351-140b-4f71-9de8-51d30cafedda/bin/ukojak/data/ba388958d/377decb79cc24f5daee6687ece1f7830 [2019-11-20 07:28:26,378 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 07:28:26,379 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 07:28:26,380 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 07:28:26,380 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 07:28:26,383 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 07:28:26,384 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:28:26" (1/1) ... [2019-11-20 07:28:26,386 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2eecf900 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:28:26, skipping insertion in model container [2019-11-20 07:28:26,387 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:28:26" (1/1) ... [2019-11-20 07:28:26,393 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 07:28:26,468 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 07:28:27,771 WARN L612 FunctionHandler]: implicit declaration of function ldv_malloc [2019-11-20 07:28:27,788 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 07:28:27,817 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 07:28:28,025 WARN L612 FunctionHandler]: implicit declaration of function ldv_malloc [2019-11-20 07:28:28,030 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 07:28:28,177 INFO L192 MainTranslator]: Completed translation [2019-11-20 07:28:28,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:28:28 WrapperNode [2019-11-20 07:28:28,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 07:28:28,179 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 07:28:28,179 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 07:28:28,179 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 07:28:28,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:28:28" (1/1) ... [2019-11-20 07:28:28,260 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:28:28" (1/1) ... [2019-11-20 07:28:28,354 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 07:28:28,355 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 07:28:28,355 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 07:28:28,355 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 07:28:28,364 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:28:28" (1/1) ... [2019-11-20 07:28:28,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:28:28" (1/1) ... [2019-11-20 07:28:28,383 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:28:28" (1/1) ... [2019-11-20 07:28:28,386 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:28:28" (1/1) ... [2019-11-20 07:28:28,460 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:28:28" (1/1) ... [2019-11-20 07:28:28,466 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:28:28" (1/1) ... [2019-11-20 07:28:28,488 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:28:28" (1/1) ... [2019-11-20 07:28:28,510 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 07:28:28,510 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 07:28:28,510 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 07:28:28,510 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 07:28:28,511 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:28:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9b3ac351-140b-4f71-9de8-51d30cafedda/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 07:28:28,591 INFO L130 BoogieDeclarations]: Found specification of procedure atp_probe1 [2019-11-20 07:28:28,591 INFO L138 BoogieDeclarations]: Found implementation of procedure atp_probe1 [2019-11-20 07:28:28,592 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2019-11-20 07:28:28,592 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2019-11-20 07:28:28,592 INFO L130 BoogieDeclarations]: Found specification of procedure read_block [2019-11-20 07:28:28,593 INFO L138 BoogieDeclarations]: Found implementation of procedure read_block [2019-11-20 07:28:28,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 07:28:28,593 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-11-20 07:28:28,593 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-11-20 07:28:28,594 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-11-20 07:28:28,594 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-11-20 07:28:28,594 INFO L130 BoogieDeclarations]: Found specification of procedure write_byte_mode0 [2019-11-20 07:28:28,594 INFO L138 BoogieDeclarations]: Found implementation of procedure write_byte_mode0 [2019-11-20 07:28:28,595 INFO L130 BoogieDeclarations]: Found specification of procedure write_byte_mode1 [2019-11-20 07:28:28,595 INFO L138 BoogieDeclarations]: Found implementation of procedure write_byte_mode1 [2019-11-20 07:28:28,595 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-11-20 07:28:28,595 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-11-20 07:28:28,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-11-20 07:28:28,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 07:28:28,596 INFO L130 BoogieDeclarations]: Found specification of procedure net_rx [2019-11-20 07:28:28,596 INFO L138 BoogieDeclarations]: Found implementation of procedure net_rx [2019-11-20 07:28:28,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-11-20 07:28:28,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-11-20 07:28:28,597 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg_high [2019-11-20 07:28:28,597 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg_high [2019-11-20 07:28:28,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-11-20 07:28:28,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-11-20 07:28:28,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-11-20 07:28:28,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-11-20 07:28:28,598 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-11-20 07:28:28,598 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-11-20 07:28:28,598 INFO L130 BoogieDeclarations]: Found specification of procedure read_nibble [2019-11-20 07:28:28,598 INFO L138 BoogieDeclarations]: Found implementation of procedure read_nibble [2019-11-20 07:28:28,598 INFO L130 BoogieDeclarations]: Found specification of procedure hardware_init [2019-11-20 07:28:28,599 INFO L138 BoogieDeclarations]: Found implementation of procedure hardware_init [2019-11-20 07:28:28,599 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-11-20 07:28:28,599 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-11-20 07:28:28,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-20 07:28:28,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 07:28:28,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-20 07:28:28,600 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-11-20 07:28:28,600 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-11-20 07:28:28,600 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg_byte [2019-11-20 07:28:28,600 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg_byte [2019-11-20 07:28:28,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 07:28:28,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-20 07:28:28,601 INFO L130 BoogieDeclarations]: Found specification of procedure inbyte [2019-11-20 07:28:28,601 INFO L138 BoogieDeclarations]: Found implementation of procedure inbyte [2019-11-20 07:28:28,601 INFO L130 BoogieDeclarations]: Found specification of procedure trigger_send [2019-11-20 07:28:28,601 INFO L138 BoogieDeclarations]: Found implementation of procedure trigger_send [2019-11-20 07:28:28,601 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-11-20 07:28:28,601 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-11-20 07:28:28,602 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2019-11-20 07:28:28,602 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2019-11-20 07:28:28,602 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-11-20 07:28:28,602 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-11-20 07:28:28,602 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-11-20 07:28:28,602 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-11-20 07:28:28,602 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-11-20 07:28:28,603 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-11-20 07:28:28,603 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_op [2019-11-20 07:28:28,603 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_op [2019-11-20 07:28:28,604 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-11-20 07:28:28,604 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-11-20 07:28:28,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 07:28:28,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2019-11-20 07:28:28,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2019-11-20 07:28:28,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 07:28:28,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 07:28:31,818 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 07:28:31,819 INFO L285 CfgBuilder]: Removed 104 assume(true) statements. [2019-11-20 07:28:31,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:28:31 BoogieIcfgContainer [2019-11-20 07:28:31,820 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 07:28:31,820 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 07:28:31,820 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 07:28:31,829 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 07:28:31,829 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:28:31" (1/1) ... [2019-11-20 07:28:31,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:28:31,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:31,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 485 states and 730 transitions. [2019-11-20 07:28:31,887 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 730 transitions. [2019-11-20 07:28:31,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-20 07:28:31,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:32,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:32,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:28:32,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:32,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 487 states and 733 transitions. [2019-11-20 07:28:32,460 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 733 transitions. [2019-11-20 07:28:32,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-20 07:28:32,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:32,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:32,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:28:32,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:32,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 491 states and 741 transitions. [2019-11-20 07:28:32,777 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 741 transitions. [2019-11-20 07:28:32,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-20 07:28:32,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:32,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:32,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:28:33,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:33,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 496 states and 750 transitions. [2019-11-20 07:28:33,161 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 750 transitions. [2019-11-20 07:28:33,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-20 07:28:33,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:33,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:33,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:28:33,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:33,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 498 states and 753 transitions. [2019-11-20 07:28:33,223 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 753 transitions. [2019-11-20 07:28:33,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-20 07:28:33,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:33,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:33,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:28:33,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:33,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 500 states and 756 transitions. [2019-11-20 07:28:33,857 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 756 transitions. [2019-11-20 07:28:33,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-20 07:28:33,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:33,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:33,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 07:28:33,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:33,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 505 states and 776 transitions. [2019-11-20 07:28:33,930 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 776 transitions. [2019-11-20 07:28:33,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 07:28:33,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:33,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:33,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 07:28:34,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:34,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 510 states and 796 transitions. [2019-11-20 07:28:34,007 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 796 transitions. [2019-11-20 07:28:34,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-20 07:28:34,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:34,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:34,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 07:28:34,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:34,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 515 states and 816 transitions. [2019-11-20 07:28:34,080 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 816 transitions. [2019-11-20 07:28:34,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 07:28:34,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:34,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:34,173 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 07:28:34,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:34,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 521 states and 837 transitions. [2019-11-20 07:28:34,610 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 837 transitions. [2019-11-20 07:28:34,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 07:28:34,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:34,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:34,668 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 07:28:34,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:34,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 524 states and 843 transitions. [2019-11-20 07:28:34,948 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 843 transitions. [2019-11-20 07:28:34,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 07:28:34,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:34,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:35,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 07:28:35,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:35,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 529 states and 851 transitions. [2019-11-20 07:28:35,063 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 851 transitions. [2019-11-20 07:28:35,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 07:28:35,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:35,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:35,133 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 07:28:35,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:35,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 532 states and 857 transitions. [2019-11-20 07:28:35,286 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 857 transitions. [2019-11-20 07:28:35,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 07:28:35,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:35,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:35,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 07:28:36,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:36,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 541 states and 871 transitions. [2019-11-20 07:28:36,059 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 871 transitions. [2019-11-20 07:28:36,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-20 07:28:36,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:36,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:36,128 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 07:28:36,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:36,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 545 states and 876 transitions. [2019-11-20 07:28:36,154 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 876 transitions. [2019-11-20 07:28:36,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 07:28:36,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:36,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:36,218 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 07:28:36,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:36,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 548 states and 882 transitions. [2019-11-20 07:28:36,357 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 882 transitions. [2019-11-20 07:28:36,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 07:28:36,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:36,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:36,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 07:28:37,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:37,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 557 states and 896 transitions. [2019-11-20 07:28:37,513 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 896 transitions. [2019-11-20 07:28:37,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 07:28:37,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:37,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:37,564 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 07:28:37,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:37,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 561 states and 901 transitions. [2019-11-20 07:28:37,598 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 901 transitions. [2019-11-20 07:28:37,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-20 07:28:37,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:37,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:37,645 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 07:28:37,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:37,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 565 states and 906 transitions. [2019-11-20 07:28:37,692 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 906 transitions. [2019-11-20 07:28:37,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-20 07:28:37,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:37,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:37,751 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 07:28:37,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:37,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 570 states and 915 transitions. [2019-11-20 07:28:37,762 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 915 transitions. [2019-11-20 07:28:37,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-20 07:28:37,764 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:37,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:37,823 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 07:28:37,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:37,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 572 states and 917 transitions. [2019-11-20 07:28:37,844 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 917 transitions. [2019-11-20 07:28:37,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 07:28:37,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:37,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:37,902 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 07:28:37,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:37,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 577 states and 926 transitions. [2019-11-20 07:28:37,914 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 926 transitions. [2019-11-20 07:28:37,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-20 07:28:37,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:37,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:37,986 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 07:28:37,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:38,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 582 states and 935 transitions. [2019-11-20 07:28:38,001 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 935 transitions. [2019-11-20 07:28:38,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-20 07:28:38,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:38,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:38,058 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 07:28:38,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:38,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 591 states and 948 transitions. [2019-11-20 07:28:38,087 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 948 transitions. [2019-11-20 07:28:38,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 07:28:38,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:38,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:38,132 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 07:28:38,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:38,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 596 states and 957 transitions. [2019-11-20 07:28:38,145 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 957 transitions. [2019-11-20 07:28:38,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-20 07:28:38,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:38,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:38,200 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 07:28:38,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:38,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 605 states and 970 transitions. [2019-11-20 07:28:38,247 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 970 transitions. [2019-11-20 07:28:38,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-20 07:28:38,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:38,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:38,300 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 07:28:38,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:38,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 614 states and 983 transitions. [2019-11-20 07:28:38,344 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 983 transitions. [2019-11-20 07:28:38,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-20 07:28:38,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:38,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:38,405 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 07:28:39,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:39,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 623 states and 997 transitions. [2019-11-20 07:28:39,570 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 997 transitions. [2019-11-20 07:28:39,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-20 07:28:39,572 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:39,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:39,666 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 07:28:39,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:39,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 625 states and 1007 transitions. [2019-11-20 07:28:39,881 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1007 transitions. [2019-11-20 07:28:39,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 07:28:39,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:39,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:39,933 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 07:28:40,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:40,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 627 states and 1017 transitions. [2019-11-20 07:28:40,087 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1017 transitions. [2019-11-20 07:28:40,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 07:28:40,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:40,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:40,137 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 07:28:40,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:40,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 628 states and 1018 transitions. [2019-11-20 07:28:40,309 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1018 transitions. [2019-11-20 07:28:40,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-20 07:28:40,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:40,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:40,352 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 07:28:40,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:40,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 630 states and 1028 transitions. [2019-11-20 07:28:40,511 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1028 transitions. [2019-11-20 07:28:40,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-20 07:28:40,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:40,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:40,561 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 07:28:40,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:40,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 631 states and 1029 transitions. [2019-11-20 07:28:40,726 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1029 transitions. [2019-11-20 07:28:40,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 07:28:40,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:40,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:40,787 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 07:28:40,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:40,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 632 states and 1030 transitions. [2019-11-20 07:28:40,804 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 1030 transitions. [2019-11-20 07:28:40,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 07:28:40,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:40,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:40,859 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 07:28:40,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:40,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 641 states and 1045 transitions. [2019-11-20 07:28:40,915 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1045 transitions. [2019-11-20 07:28:40,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 07:28:40,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:40,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:40,969 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 07:28:40,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:40,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 643 states and 1047 transitions. [2019-11-20 07:28:40,989 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 1047 transitions. [2019-11-20 07:28:40,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 07:28:40,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:41,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:41,050 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 07:28:41,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:41,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 652 states and 1062 transitions. [2019-11-20 07:28:41,115 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1062 transitions. [2019-11-20 07:28:41,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 07:28:41,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:41,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:41,289 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 07:28:41,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:41,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 653 states and 1064 transitions. [2019-11-20 07:28:41,431 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1064 transitions. [2019-11-20 07:28:41,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 07:28:41,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:41,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:41,485 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 07:28:41,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:41,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 655 states and 1066 transitions. [2019-11-20 07:28:41,506 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1066 transitions. [2019-11-20 07:28:41,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 07:28:41,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:41,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:41,561 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 07:28:41,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:41,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 664 states and 1081 transitions. [2019-11-20 07:28:41,633 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1081 transitions. [2019-11-20 07:28:41,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 07:28:41,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:41,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:41,682 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 07:28:41,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:41,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 666 states and 1083 transitions. [2019-11-20 07:28:41,699 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1083 transitions. [2019-11-20 07:28:41,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 07:28:41,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:41,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:41,747 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 07:28:41,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:41,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 671 states and 1092 transitions. [2019-11-20 07:28:41,759 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1092 transitions. [2019-11-20 07:28:41,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-20 07:28:41,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:41,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:41,858 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 07:28:41,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:41,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 677 states and 1100 transitions. [2019-11-20 07:28:41,890 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1100 transitions. [2019-11-20 07:28:41,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 07:28:41,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:42,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:42,049 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 07:28:42,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:42,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 682 states and 1109 transitions. [2019-11-20 07:28:42,066 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1109 transitions. [2019-11-20 07:28:42,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-20 07:28:42,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:42,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:42,130 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 07:28:42,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:42,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 688 states and 1117 transitions. [2019-11-20 07:28:42,186 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1117 transitions. [2019-11-20 07:28:42,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 07:28:42,189 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:42,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:42,251 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 07:28:42,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:42,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 693 states and 1126 transitions. [2019-11-20 07:28:42,267 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1126 transitions. [2019-11-20 07:28:42,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 07:28:42,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:42,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:42,332 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 07:28:42,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:42,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 699 states and 1134 transitions. [2019-11-20 07:28:42,373 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1134 transitions. [2019-11-20 07:28:42,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 07:28:42,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:42,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:42,439 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 07:28:42,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:42,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 708 states and 1149 transitions. [2019-11-20 07:28:42,497 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1149 transitions. [2019-11-20 07:28:42,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-20 07:28:42,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:42,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:42,567 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 07:28:42,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:42,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 717 states and 1164 transitions. [2019-11-20 07:28:42,639 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1164 transitions. [2019-11-20 07:28:42,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-20 07:28:42,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:42,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:42,705 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 07:28:42,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:42,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 726 states and 1179 transitions. [2019-11-20 07:28:42,767 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1179 transitions. [2019-11-20 07:28:42,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 07:28:42,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:42,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:42,838 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2019-11-20 07:28:42,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:42,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 732 states and 1187 transitions. [2019-11-20 07:28:42,893 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1187 transitions. [2019-11-20 07:28:42,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 07:28:42,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:42,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:42,959 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2019-11-20 07:28:42,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:43,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 738 states and 1195 transitions. [2019-11-20 07:28:43,002 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1195 transitions. [2019-11-20 07:28:43,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-20 07:28:43,006 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:43,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:43,083 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2019-11-20 07:28:43,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:43,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 744 states and 1203 transitions. [2019-11-20 07:28:43,131 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1203 transitions. [2019-11-20 07:28:43,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 07:28:43,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:43,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:43,305 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2019-11-20 07:28:43,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:43,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 745 states and 1205 transitions. [2019-11-20 07:28:43,436 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1205 transitions. [2019-11-20 07:28:43,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 07:28:43,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:43,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:43,506 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2019-11-20 07:28:43,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:43,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 745 states and 1204 transitions. [2019-11-20 07:28:43,531 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1204 transitions. [2019-11-20 07:28:43,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-20 07:28:43,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:43,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:43,599 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2019-11-20 07:28:44,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:44,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 749 states and 1210 transitions. [2019-11-20 07:28:44,258 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1210 transitions. [2019-11-20 07:28:44,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-20 07:28:44,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:44,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:44,330 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2019-11-20 07:28:44,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:44,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 749 states and 1209 transitions. [2019-11-20 07:28:44,357 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1209 transitions. [2019-11-20 07:28:44,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 07:28:44,361 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:44,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:44,459 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2019-11-20 07:28:44,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:44,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 740 states and 1192 transitions. [2019-11-20 07:28:44,483 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1192 transitions. [2019-11-20 07:28:44,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 07:28:44,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:44,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:44,661 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2019-11-20 07:28:45,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:45,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 744 states and 1198 transitions. [2019-11-20 07:28:45,402 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1198 transitions. [2019-11-20 07:28:45,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-11-20 07:28:45,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:45,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:45,466 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2019-11-20 07:28:45,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:45,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 744 states and 1197 transitions. [2019-11-20 07:28:45,489 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1197 transitions. [2019-11-20 07:28:45,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 07:28:45,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:45,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:45,555 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2019-11-20 07:28:45,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:45,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 733 states and 1177 transitions. [2019-11-20 07:28:45,583 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1177 transitions. [2019-11-20 07:28:45,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 07:28:45,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:45,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:45,649 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2019-11-20 07:28:46,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:46,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 737 states and 1183 transitions. [2019-11-20 07:28:46,396 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1183 transitions. [2019-11-20 07:28:46,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 07:28:46,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:46,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:46,460 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2019-11-20 07:28:46,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:46,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 726 states and 1163 transitions. [2019-11-20 07:28:46,488 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1163 transitions. [2019-11-20 07:28:46,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-11-20 07:28:46,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:46,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:46,563 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2019-11-20 07:28:47,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:47,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 730 states and 1169 transitions. [2019-11-20 07:28:47,139 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1169 transitions. [2019-11-20 07:28:47,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 07:28:47,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:47,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:47,213 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2019-11-20 07:28:47,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:47,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 734 states and 1175 transitions. [2019-11-20 07:28:47,864 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1175 transitions. [2019-11-20 07:28:47,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 07:28:47,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:47,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:47,936 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2019-11-20 07:28:48,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:48,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 738 states and 1181 transitions. [2019-11-20 07:28:48,783 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1181 transitions. [2019-11-20 07:28:48,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-20 07:28:48,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:48,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:49,060 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2019-11-20 07:28:49,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:49,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 738 states and 1177 transitions. [2019-11-20 07:28:49,211 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1177 transitions. [2019-11-20 07:28:49,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-11-20 07:28:49,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:49,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:49,313 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2019-11-20 07:28:49,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:49,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 751 states and 1196 transitions. [2019-11-20 07:28:49,705 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1196 transitions. [2019-11-20 07:28:49,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-11-20 07:28:49,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:49,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:49,801 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2019-11-20 07:28:50,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:50,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 764 states and 1215 transitions. [2019-11-20 07:28:50,281 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1215 transitions. [2019-11-20 07:28:50,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-11-20 07:28:50,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:50,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:50,366 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2019-11-20 07:28:50,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:50,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 777 states and 1234 transitions. [2019-11-20 07:28:50,866 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1234 transitions. [2019-11-20 07:28:50,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 07:28:50,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:50,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:50,959 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 257 trivial. 0 not checked. [2019-11-20 07:28:50,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:50,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 778 states and 1234 transitions. [2019-11-20 07:28:50,985 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1234 transitions. [2019-11-20 07:28:50,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-11-20 07:28:50,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:51,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:51,069 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 257 trivial. 0 not checked. [2019-11-20 07:28:51,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:51,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 779 states and 1234 transitions. [2019-11-20 07:28:51,093 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1234 transitions. [2019-11-20 07:28:51,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2019-11-20 07:28:51,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:51,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:51,179 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 257 trivial. 0 not checked. [2019-11-20 07:28:51,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:51,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 780 states and 1234 transitions. [2019-11-20 07:28:51,203 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1234 transitions. [2019-11-20 07:28:51,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-11-20 07:28:51,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:51,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:51,475 INFO L134 CoverageAnalysis]: Checked inductivity of 1418 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1416 trivial. 0 not checked. [2019-11-20 07:28:51,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:51,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 781 states and 1236 transitions. [2019-11-20 07:28:51,677 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1236 transitions. [2019-11-20 07:28:51,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-11-20 07:28:51,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:51,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:51,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1368 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1368 trivial. 0 not checked. [2019-11-20 07:28:52,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:52,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 811 states and 1290 transitions. [2019-11-20 07:28:52,046 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1290 transitions. [2019-11-20 07:28:52,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2019-11-20 07:28:52,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:52,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:52,165 INFO L134 CoverageAnalysis]: Checked inductivity of 1368 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1368 trivial. 0 not checked. [2019-11-20 07:28:52,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:52,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 841 states and 1344 transitions. [2019-11-20 07:28:52,330 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1344 transitions. [2019-11-20 07:28:52,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2019-11-20 07:28:52,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:52,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:52,442 INFO L134 CoverageAnalysis]: Checked inductivity of 1301 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1301 trivial. 0 not checked. [2019-11-20 07:28:52,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:52,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 849 states and 1356 transitions. [2019-11-20 07:28:52,479 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1356 transitions. [2019-11-20 07:28:52,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-11-20 07:28:52,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:52,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:52,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1368 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1368 trivial. 0 not checked. [2019-11-20 07:28:52,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:52,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 879 states and 1410 transitions. [2019-11-20 07:28:52,776 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1410 transitions. [2019-11-20 07:28:52,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2019-11-20 07:28:52,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:52,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:52,897 INFO L134 CoverageAnalysis]: Checked inductivity of 1301 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1301 trivial. 0 not checked. [2019-11-20 07:28:52,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:52,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 887 states and 1422 transitions. [2019-11-20 07:28:52,951 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1422 transitions. [2019-11-20 07:28:52,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2019-11-20 07:28:52,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:53,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:53,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1301 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1301 trivial. 0 not checked. [2019-11-20 07:28:53,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:53,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1540 states to 895 states and 1434 transitions. [2019-11-20 07:28:53,183 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1434 transitions. [2019-11-20 07:28:53,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2019-11-20 07:28:53,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:53,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:53,301 INFO L134 CoverageAnalysis]: Checked inductivity of 2157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2157 trivial. 0 not checked. [2019-11-20 07:28:54,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:54,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 917 states and 1476 transitions. [2019-11-20 07:28:54,232 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 1476 transitions. [2019-11-20 07:28:54,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2019-11-20 07:28:54,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:54,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:54,450 INFO L134 CoverageAnalysis]: Checked inductivity of 2157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2157 trivial. 0 not checked. [2019-11-20 07:28:55,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:55,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 939 states and 1518 transitions. [2019-11-20 07:28:55,249 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1518 transitions. [2019-11-20 07:28:55,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 07:28:55,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:55,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:55,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2157 trivial. 0 not checked. [2019-11-20 07:28:56,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:56,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 961 states and 1560 transitions. [2019-11-20 07:28:56,457 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1560 transitions. [2019-11-20 07:28:56,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2019-11-20 07:28:56,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:56,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:56,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1905 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1903 trivial. 0 not checked. [2019-11-20 07:28:56,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:56,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 962 states and 1562 transitions. [2019-11-20 07:28:56,883 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1562 transitions. [2019-11-20 07:28:56,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2019-11-20 07:28:56,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:56,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:56,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1992 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1990 trivial. 0 not checked. [2019-11-20 07:28:57,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:57,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 963 states and 1564 transitions. [2019-11-20 07:28:57,021 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1564 transitions. [2019-11-20 07:28:57,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2019-11-20 07:28:57,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:57,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:57,141 INFO L134 CoverageAnalysis]: Checked inductivity of 1678 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1678 trivial. 0 not checked. [2019-11-20 07:28:57,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:57,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1671 states to 964 states and 1565 transitions. [2019-11-20 07:28:57,176 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1565 transitions. [2019-11-20 07:28:57,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2019-11-20 07:28:57,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:57,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:57,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1678 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1678 trivial. 0 not checked. [2019-11-20 07:28:57,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:57,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 965 states and 1566 transitions. [2019-11-20 07:28:57,322 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1566 transitions. [2019-11-20 07:28:57,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2019-11-20 07:28:57,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:57,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:57,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1678 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1678 trivial. 0 not checked. [2019-11-20 07:28:57,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:57,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 966 states and 1567 transitions. [2019-11-20 07:28:57,504 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1567 transitions. [2019-11-20 07:28:57,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2019-11-20 07:28:57,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:57,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:57,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1678 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1678 trivial. 0 not checked. [2019-11-20 07:28:57,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:57,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 968 states and 1569 transitions. [2019-11-20 07:28:57,688 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1569 transitions. [2019-11-20 07:28:57,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2019-11-20 07:28:57,692 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:57,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:57,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1678 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1678 trivial. 0 not checked. [2019-11-20 07:28:57,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:57,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 970 states and 1571 transitions. [2019-11-20 07:28:57,921 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1571 transitions. [2019-11-20 07:28:57,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2019-11-20 07:28:57,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:57,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:58,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1678 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1678 trivial. 0 not checked. [2019-11-20 07:28:58,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:58,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 972 states and 1573 transitions. [2019-11-20 07:28:58,079 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1573 transitions. [2019-11-20 07:28:58,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-11-20 07:28:58,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:58,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:58,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2441 trivial. 0 not checked. [2019-11-20 07:28:58,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:58,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 977 states and 1581 transitions. [2019-11-20 07:28:58,238 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1581 transitions. [2019-11-20 07:28:58,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2019-11-20 07:28:58,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:58,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:58,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2441 trivial. 0 not checked. [2019-11-20 07:28:58,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:58,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1695 states to 982 states and 1589 transitions. [2019-11-20 07:28:58,398 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1589 transitions. [2019-11-20 07:28:58,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2019-11-20 07:28:58,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:58,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:58,524 INFO L134 CoverageAnalysis]: Checked inductivity of 2441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2441 trivial. 0 not checked. [2019-11-20 07:28:58,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:58,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 987 states and 1597 transitions. [2019-11-20 07:28:58,549 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1597 transitions. [2019-11-20 07:28:58,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2019-11-20 07:28:58,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:58,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:58,675 INFO L134 CoverageAnalysis]: Checked inductivity of 2857 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2857 trivial. 0 not checked. [2019-11-20 07:28:58,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:58,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 995 states and 1608 transitions. [2019-11-20 07:28:58,719 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1608 transitions. [2019-11-20 07:28:58,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2019-11-20 07:28:58,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:58,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:58,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2857 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2857 trivial. 0 not checked. [2019-11-20 07:28:58,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:58,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 1003 states and 1619 transitions. [2019-11-20 07:28:58,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1619 transitions. [2019-11-20 07:28:58,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2019-11-20 07:28:58,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:58,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:59,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2857 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2857 trivial. 0 not checked. [2019-11-20 07:28:59,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:28:59,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1736 states to 1011 states and 1630 transitions. [2019-11-20 07:28:59,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1630 transitions. [2019-11-20 07:28:59,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2019-11-20 07:28:59,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:28:59,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:28:59,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2857 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2857 trivial. 0 not checked. [2019-11-20 07:29:00,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:00,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 1014 states and 1635 transitions. [2019-11-20 07:29:00,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1635 transitions. [2019-11-20 07:29:00,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2019-11-20 07:29:00,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:00,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:00,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2857 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2857 trivial. 0 not checked. [2019-11-20 07:29:00,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:00,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1746 states to 1017 states and 1640 transitions. [2019-11-20 07:29:00,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1640 transitions. [2019-11-20 07:29:00,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2019-11-20 07:29:00,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:01,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:01,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2859 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2859 trivial. 0 not checked. [2019-11-20 07:29:01,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:01,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1757 states to 1025 states and 1651 transitions. [2019-11-20 07:29:01,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 1651 transitions. [2019-11-20 07:29:01,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2019-11-20 07:29:01,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:01,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:01,257 INFO L134 CoverageAnalysis]: Checked inductivity of 2857 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2857 trivial. 0 not checked. [2019-11-20 07:29:02,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:02,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 1028 states and 1656 transitions. [2019-11-20 07:29:02,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1656 transitions. [2019-11-20 07:29:02,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2019-11-20 07:29:02,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:02,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:02,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2859 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2859 trivial. 0 not checked. [2019-11-20 07:29:02,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:02,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1773 states to 1036 states and 1667 transitions. [2019-11-20 07:29:02,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1667 transitions. [2019-11-20 07:29:02,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2019-11-20 07:29:02,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:02,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:02,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2859 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2859 trivial. 0 not checked. [2019-11-20 07:29:02,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:02,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1784 states to 1044 states and 1678 transitions. [2019-11-20 07:29:02,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1678 transitions. [2019-11-20 07:29:02,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2019-11-20 07:29:02,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:02,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:02,837 INFO L134 CoverageAnalysis]: Checked inductivity of 3641 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3641 trivial. 0 not checked. [2019-11-20 07:29:02,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:02,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 1046 states and 1680 transitions. [2019-11-20 07:29:02,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1680 transitions. [2019-11-20 07:29:02,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2019-11-20 07:29:02,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:02,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:03,117 INFO L134 CoverageAnalysis]: Checked inductivity of 3641 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3641 trivial. 0 not checked. [2019-11-20 07:29:03,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:03,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 1048 states and 1682 transitions. [2019-11-20 07:29:03,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1682 transitions. [2019-11-20 07:29:03,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2019-11-20 07:29:03,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:03,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:03,290 INFO L134 CoverageAnalysis]: Checked inductivity of 3223 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3223 trivial. 0 not checked. [2019-11-20 07:29:03,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:03,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 1053 states and 1692 transitions. [2019-11-20 07:29:03,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1692 transitions. [2019-11-20 07:29:03,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2019-11-20 07:29:03,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:03,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:03,451 INFO L134 CoverageAnalysis]: Checked inductivity of 3641 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3641 trivial. 0 not checked. [2019-11-20 07:29:03,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:03,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1800 states to 1055 states and 1694 transitions. [2019-11-20 07:29:03,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 1694 transitions. [2019-11-20 07:29:03,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2019-11-20 07:29:03,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:03,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:03,603 INFO L134 CoverageAnalysis]: Checked inductivity of 3223 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3223 trivial. 0 not checked. [2019-11-20 07:29:03,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:03,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1810 states to 1060 states and 1704 transitions. [2019-11-20 07:29:03,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 1704 transitions. [2019-11-20 07:29:03,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2019-11-20 07:29:03,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:03,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:03,786 INFO L134 CoverageAnalysis]: Checked inductivity of 3585 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3585 trivial. 0 not checked. [2019-11-20 07:29:03,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:03,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1819 states to 1065 states and 1713 transitions. [2019-11-20 07:29:03,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 1713 transitions. [2019-11-20 07:29:03,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2019-11-20 07:29:03,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:03,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:03,963 INFO L134 CoverageAnalysis]: Checked inductivity of 3223 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3223 trivial. 0 not checked. [2019-11-20 07:29:04,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:04,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 1070 states and 1723 transitions. [2019-11-20 07:29:04,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 1723 transitions. [2019-11-20 07:29:04,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2019-11-20 07:29:04,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:04,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:04,159 INFO L134 CoverageAnalysis]: Checked inductivity of 3585 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3585 trivial. 0 not checked. [2019-11-20 07:29:04,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:04,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1838 states to 1075 states and 1732 transitions. [2019-11-20 07:29:04,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 1732 transitions. [2019-11-20 07:29:04,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2019-11-20 07:29:04,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:04,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:04,343 INFO L134 CoverageAnalysis]: Checked inductivity of 3585 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3585 trivial. 0 not checked. [2019-11-20 07:29:04,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:04,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 1080 states and 1741 transitions. [2019-11-20 07:29:04,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 1741 transitions. [2019-11-20 07:29:04,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2019-11-20 07:29:04,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:04,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:04,529 INFO L134 CoverageAnalysis]: Checked inductivity of 4114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4114 trivial. 0 not checked. [2019-11-20 07:29:04,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:04,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1850 states to 1082 states and 1744 transitions. [2019-11-20 07:29:04,570 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 1744 transitions. [2019-11-20 07:29:04,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-11-20 07:29:04,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:04,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:04,776 INFO L134 CoverageAnalysis]: Checked inductivity of 4114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4114 trivial. 0 not checked. [2019-11-20 07:29:04,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:04,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1853 states to 1084 states and 1747 transitions. [2019-11-20 07:29:04,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1747 transitions. [2019-11-20 07:29:04,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2019-11-20 07:29:04,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:04,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:04,963 INFO L134 CoverageAnalysis]: Checked inductivity of 4114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4114 trivial. 0 not checked. [2019-11-20 07:29:04,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:04,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 1086 states and 1750 transitions. [2019-11-20 07:29:04,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 1750 transitions. [2019-11-20 07:29:05,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 507 [2019-11-20 07:29:05,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:05,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:05,262 INFO L134 CoverageAnalysis]: Checked inductivity of 12204 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12204 trivial. 0 not checked. [2019-11-20 07:29:05,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:05,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1857 states to 1087 states and 1751 transitions. [2019-11-20 07:29:05,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 1751 transitions. [2019-11-20 07:29:05,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2019-11-20 07:29:05,309 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:05,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:05,500 INFO L134 CoverageAnalysis]: Checked inductivity of 10656 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10656 trivial. 0 not checked. [2019-11-20 07:29:05,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:05,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 1091 states and 1757 transitions. [2019-11-20 07:29:05,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 1757 transitions. [2019-11-20 07:29:05,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2019-11-20 07:29:05,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:05,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:05,897 INFO L134 CoverageAnalysis]: Checked inductivity of 11294 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11292 trivial. 0 not checked. [2019-11-20 07:29:07,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:07,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1933 states to 1118 states and 1821 transitions. [2019-11-20 07:29:07,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 1821 transitions. [2019-11-20 07:29:07,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 508 [2019-11-20 07:29:07,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:07,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:08,038 INFO L134 CoverageAnalysis]: Checked inductivity of 11300 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11296 trivial. 0 not checked. [2019-11-20 07:29:08,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:08,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1933 states to 1119 states and 1821 transitions. [2019-11-20 07:29:08,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 1821 transitions. [2019-11-20 07:29:08,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 512 [2019-11-20 07:29:08,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:08,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:08,263 INFO L134 CoverageAnalysis]: Checked inductivity of 11304 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11300 trivial. 0 not checked. [2019-11-20 07:29:08,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:08,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 1120 states and 1822 transitions. [2019-11-20 07:29:08,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 1822 transitions. [2019-11-20 07:29:08,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 516 [2019-11-20 07:29:08,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:08,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:08,512 INFO L134 CoverageAnalysis]: Checked inductivity of 11506 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11504 trivial. 0 not checked. [2019-11-20 07:29:10,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:10,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1948 states to 1129 states and 1836 transitions. [2019-11-20 07:29:10,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1836 transitions. [2019-11-20 07:29:10,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 508 [2019-11-20 07:29:10,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:10,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:10,426 INFO L134 CoverageAnalysis]: Checked inductivity of 12204 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12204 trivial. 0 not checked. [2019-11-20 07:29:10,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:10,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1949 states to 1130 states and 1837 transitions. [2019-11-20 07:29:10,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 1837 transitions. [2019-11-20 07:29:10,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 521 [2019-11-20 07:29:10,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:10,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:10,693 INFO L134 CoverageAnalysis]: Checked inductivity of 11309 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11305 trivial. 0 not checked. [2019-11-20 07:29:10,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:10,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1964 states to 1139 states and 1852 transitions. [2019-11-20 07:29:10,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 1852 transitions. [2019-11-20 07:29:10,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 521 [2019-11-20 07:29:10,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:10,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:10,997 INFO L134 CoverageAnalysis]: Checked inductivity of 11309 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11305 trivial. 0 not checked. [2019-11-20 07:29:11,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:11,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1986 states to 1147 states and 1874 transitions. [2019-11-20 07:29:11,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 1874 transitions. [2019-11-20 07:29:11,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 525 [2019-11-20 07:29:11,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:11,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:11,656 INFO L134 CoverageAnalysis]: Checked inductivity of 11318 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11312 trivial. 0 not checked. [2019-11-20 07:29:11,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:11,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1986 states to 1148 states and 1874 transitions. [2019-11-20 07:29:11,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1874 transitions. [2019-11-20 07:29:11,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 526 [2019-11-20 07:29:11,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:11,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:11,938 INFO L134 CoverageAnalysis]: Checked inductivity of 11318 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11312 trivial. 0 not checked. [2019-11-20 07:29:11,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:11,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1987 states to 1149 states and 1875 transitions. [2019-11-20 07:29:11,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 1875 transitions. [2019-11-20 07:29:11,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2019-11-20 07:29:11,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:12,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:12,246 INFO L134 CoverageAnalysis]: Checked inductivity of 11318 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11314 trivial. 0 not checked. [2019-11-20 07:29:12,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:12,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2003 states to 1158 states and 1891 transitions. [2019-11-20 07:29:12,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1891 transitions. [2019-11-20 07:29:12,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2019-11-20 07:29:12,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:12,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:12,579 INFO L134 CoverageAnalysis]: Checked inductivity of 11322 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11316 trivial. 0 not checked. [2019-11-20 07:29:12,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:12,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2003 states to 1159 states and 1891 transitions. [2019-11-20 07:29:12,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1891 transitions. [2019-11-20 07:29:12,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 509 [2019-11-20 07:29:12,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:12,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:12,852 INFO L134 CoverageAnalysis]: Checked inductivity of 12204 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12204 trivial. 0 not checked. [2019-11-20 07:29:12,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:12,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2004 states to 1160 states and 1892 transitions. [2019-11-20 07:29:12,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1892 transitions. [2019-11-20 07:29:12,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2019-11-20 07:29:12,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:12,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:13,107 INFO L134 CoverageAnalysis]: Checked inductivity of 10656 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10656 trivial. 0 not checked. [2019-11-20 07:29:13,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:13,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2010 states to 1164 states and 1898 transitions. [2019-11-20 07:29:13,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1898 transitions. [2019-11-20 07:29:13,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 525 [2019-11-20 07:29:13,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:13,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:13,701 INFO L134 CoverageAnalysis]: Checked inductivity of 12209 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12209 trivial. 0 not checked. [2019-11-20 07:29:14,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:14,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2011 states to 1165 states and 1899 transitions. [2019-11-20 07:29:14,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1899 transitions. [2019-11-20 07:29:14,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2019-11-20 07:29:14,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:14,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:14,268 INFO L134 CoverageAnalysis]: Checked inductivity of 10656 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10656 trivial. 0 not checked. [2019-11-20 07:29:14,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:14,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2017 states to 1169 states and 1905 transitions. [2019-11-20 07:29:14,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1905 transitions. [2019-11-20 07:29:14,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 526 [2019-11-20 07:29:14,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:14,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:14,707 INFO L134 CoverageAnalysis]: Checked inductivity of 12209 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12209 trivial. 0 not checked. [2019-11-20 07:29:14,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:14,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2018 states to 1170 states and 1906 transitions. [2019-11-20 07:29:14,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1906 transitions. [2019-11-20 07:29:14,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2019-11-20 07:29:14,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:14,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:15,562 INFO L134 CoverageAnalysis]: Checked inductivity of 4215 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4211 trivial. 0 not checked. [2019-11-20 07:29:16,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:16,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2042 states to 1182 states and 1930 transitions. [2019-11-20 07:29:16,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1930 transitions. [2019-11-20 07:29:16,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2019-11-20 07:29:16,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:16,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:16,292 INFO L134 CoverageAnalysis]: Checked inductivity of 6462 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6462 trivial. 0 not checked. [2019-11-20 07:29:16,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:16,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 1184 states and 1932 transitions. [2019-11-20 07:29:16,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1932 transitions. [2019-11-20 07:29:16,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2019-11-20 07:29:16,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:16,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:16,522 INFO L134 CoverageAnalysis]: Checked inductivity of 6462 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6462 trivial. 0 not checked. [2019-11-20 07:29:16,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:16,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2046 states to 1186 states and 1934 transitions. [2019-11-20 07:29:16,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 1934 transitions. [2019-11-20 07:29:16,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2019-11-20 07:29:16,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:16,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:16,757 INFO L134 CoverageAnalysis]: Checked inductivity of 6462 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6462 trivial. 0 not checked. [2019-11-20 07:29:16,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:16,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2048 states to 1188 states and 1936 transitions. [2019-11-20 07:29:16,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1936 transitions. [2019-11-20 07:29:16,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 546 [2019-11-20 07:29:16,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:16,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:17,023 INFO L134 CoverageAnalysis]: Checked inductivity of 12889 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 12885 trivial. 0 not checked. [2019-11-20 07:29:17,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:17,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2056 states to 1194 states and 1944 transitions. [2019-11-20 07:29:17,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1944 transitions. [2019-11-20 07:29:17,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2019-11-20 07:29:17,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:17,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:17,200 INFO L134 CoverageAnalysis]: Checked inductivity of 4241 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4237 trivial. 0 not checked. [2019-11-20 07:29:17,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:17,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2076 states to 1206 states and 1964 transitions. [2019-11-20 07:29:17,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1964 transitions. [2019-11-20 07:29:17,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 569 [2019-11-20 07:29:17,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:17,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:17,606 INFO L134 CoverageAnalysis]: Checked inductivity of 13606 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 13604 trivial. 0 not checked. [2019-11-20 07:29:17,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:17,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2086 states to 1211 states and 1974 transitions. [2019-11-20 07:29:17,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 1974 transitions. [2019-11-20 07:29:17,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2019-11-20 07:29:17,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:17,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:17,792 INFO L134 CoverageAnalysis]: Checked inductivity of 4507 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4507 trivial. 0 not checked. [2019-11-20 07:29:17,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:17,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2091 states to 1215 states and 1979 transitions. [2019-11-20 07:29:17,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 1979 transitions. [2019-11-20 07:29:17,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2019-11-20 07:29:17,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:17,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:17,975 INFO L134 CoverageAnalysis]: Checked inductivity of 4507 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4507 trivial. 0 not checked. [2019-11-20 07:29:18,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:18,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2096 states to 1219 states and 1984 transitions. [2019-11-20 07:29:18,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1984 transitions. [2019-11-20 07:29:18,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 580 [2019-11-20 07:29:18,006 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:18,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:18,222 INFO L134 CoverageAnalysis]: Checked inductivity of 14357 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14355 trivial. 0 not checked. [2019-11-20 07:29:18,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:18,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2105 states to 1224 states and 1993 transitions. [2019-11-20 07:29:18,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1993 transitions. [2019-11-20 07:29:18,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2019-11-20 07:29:18,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:18,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:18,399 INFO L134 CoverageAnalysis]: Checked inductivity of 4507 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4507 trivial. 0 not checked. [2019-11-20 07:29:18,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:18,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2110 states to 1228 states and 1998 transitions. [2019-11-20 07:29:18,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 1998 transitions. [2019-11-20 07:29:18,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 588 [2019-11-20 07:29:18,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:18,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:18,646 INFO L134 CoverageAnalysis]: Checked inductivity of 15349 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15347 trivial. 0 not checked. [2019-11-20 07:29:18,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:18,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2113 states to 1230 states and 2001 transitions. [2019-11-20 07:29:18,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 2001 transitions. [2019-11-20 07:29:18,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 567 [2019-11-20 07:29:18,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:18,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:18,966 INFO L134 CoverageAnalysis]: Checked inductivity of 13309 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 13305 trivial. 0 not checked. [2019-11-20 07:29:19,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:19,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2119 states to 1234 states and 2007 transitions. [2019-11-20 07:29:19,901 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 2007 transitions. [2019-11-20 07:29:19,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 581 [2019-11-20 07:29:19,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:19,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:20,645 INFO L134 CoverageAnalysis]: Checked inductivity of 14520 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14518 trivial. 0 not checked. [2019-11-20 07:29:22,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:22,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2173 states to 1251 states and 2041 transitions. [2019-11-20 07:29:22,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 2041 transitions. [2019-11-20 07:29:22,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 593 [2019-11-20 07:29:22,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:22,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:22,650 INFO L134 CoverageAnalysis]: Checked inductivity of 14760 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14758 trivial. 0 not checked. [2019-11-20 07:29:22,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:22,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2180 states to 1254 states and 2048 transitions. [2019-11-20 07:29:22,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 2048 transitions. [2019-11-20 07:29:22,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 582 [2019-11-20 07:29:22,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:22,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:23,388 INFO L134 CoverageAnalysis]: Checked inductivity of 14520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14520 trivial. 0 not checked. [2019-11-20 07:29:24,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:24,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 1260 states and 2064 transitions. [2019-11-20 07:29:24,353 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 2064 transitions. [2019-11-20 07:29:24,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 596 [2019-11-20 07:29:24,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:24,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:24,806 INFO L134 CoverageAnalysis]: Checked inductivity of 14762 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14760 trivial. 0 not checked. [2019-11-20 07:29:25,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:25,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 1263 states and 2069 transitions. [2019-11-20 07:29:25,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1263 states and 2069 transitions. [2019-11-20 07:29:25,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 601 [2019-11-20 07:29:25,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:25,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:26,265 INFO L134 CoverageAnalysis]: Checked inductivity of 15054 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15052 trivial. 0 not checked. [2019-11-20 07:29:26,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:26,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 1267 states and 2075 transitions. [2019-11-20 07:29:26,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 2075 transitions. [2019-11-20 07:29:26,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 602 [2019-11-20 07:29:26,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:26,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:26,716 INFO L134 CoverageAnalysis]: Checked inductivity of 15054 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15054 trivial. 0 not checked. [2019-11-20 07:29:26,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:26,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1271 states and 2081 transitions. [2019-11-20 07:29:26,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 2081 transitions. [2019-11-20 07:29:26,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2019-11-20 07:29:26,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:26,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:26,990 INFO L134 CoverageAnalysis]: Checked inductivity of 7777 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7777 trivial. 0 not checked. [2019-11-20 07:29:27,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:27,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 1277 states and 2090 transitions. [2019-11-20 07:29:27,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 2090 transitions. [2019-11-20 07:29:27,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 604 [2019-11-20 07:29:27,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:27,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:27,417 INFO L134 CoverageAnalysis]: Checked inductivity of 15296 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15294 trivial. 0 not checked. [2019-11-20 07:29:27,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:27,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2230 states to 1279 states and 2092 transitions. [2019-11-20 07:29:27,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 2092 transitions. [2019-11-20 07:29:27,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2019-11-20 07:29:27,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:27,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:27,612 INFO L134 CoverageAnalysis]: Checked inductivity of 7777 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7777 trivial. 0 not checked. [2019-11-20 07:29:27,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:27,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2239 states to 1285 states and 2101 transitions. [2019-11-20 07:29:27,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 2101 transitions. [2019-11-20 07:29:27,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 607 [2019-11-20 07:29:27,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:27,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:28,101 INFO L134 CoverageAnalysis]: Checked inductivity of 15015 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15013 trivial. 0 not checked. [2019-11-20 07:29:29,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:29,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2247 states to 1291 states and 2108 transitions. [2019-11-20 07:29:29,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 2108 transitions. [2019-11-20 07:29:29,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 605 [2019-11-20 07:29:29,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:29,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:29,451 INFO L134 CoverageAnalysis]: Checked inductivity of 15297 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15297 trivial. 0 not checked. [2019-11-20 07:29:29,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:29,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2249 states to 1293 states and 2110 transitions. [2019-11-20 07:29:29,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 2110 transitions. [2019-11-20 07:29:29,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 605 [2019-11-20 07:29:29,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:29,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:29,828 INFO L134 CoverageAnalysis]: Checked inductivity of 15296 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15296 trivial. 0 not checked. [2019-11-20 07:29:29,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:29,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2251 states to 1295 states and 2112 transitions. [2019-11-20 07:29:29,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 2112 transitions. [2019-11-20 07:29:29,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 615 [2019-11-20 07:29:29,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:29,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:30,131 INFO L134 CoverageAnalysis]: Checked inductivity of 14839 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14833 trivial. 0 not checked. [2019-11-20 07:29:30,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:30,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2270 states to 1308 states and 2131 transitions. [2019-11-20 07:29:30,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 2131 transitions. [2019-11-20 07:29:30,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2019-11-20 07:29:30,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:30,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:30,838 INFO L134 CoverageAnalysis]: Checked inductivity of 7777 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7777 trivial. 0 not checked. [2019-11-20 07:29:30,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:30,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2279 states to 1314 states and 2140 transitions. [2019-11-20 07:29:30,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 2140 transitions. [2019-11-20 07:29:30,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 612 [2019-11-20 07:29:30,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:30,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:31,227 INFO L134 CoverageAnalysis]: Checked inductivity of 16306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16306 trivial. 0 not checked. [2019-11-20 07:29:32,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:32,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2304 states to 1327 states and 2163 transitions. [2019-11-20 07:29:32,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 2163 transitions. [2019-11-20 07:29:32,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 617 [2019-11-20 07:29:32,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:32,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:33,008 INFO L134 CoverageAnalysis]: Checked inductivity of 16559 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16559 trivial. 0 not checked. [2019-11-20 07:29:33,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:33,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2306 states to 1324 states and 2157 transitions. [2019-11-20 07:29:33,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 2157 transitions. [2019-11-20 07:29:33,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 663 [2019-11-20 07:29:33,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:33,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:33,299 INFO L134 CoverageAnalysis]: Checked inductivity of 19625 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 19623 trivial. 0 not checked. [2019-11-20 07:29:33,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:33,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2308 states to 1326 states and 2159 transitions. [2019-11-20 07:29:33,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 2159 transitions. [2019-11-20 07:29:33,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 635 [2019-11-20 07:29:33,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:33,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:33,701 INFO L134 CoverageAnalysis]: Checked inductivity of 17125 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17125 trivial. 0 not checked. [2019-11-20 07:29:33,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:33,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2310 states to 1304 states and 2119 transitions. [2019-11-20 07:29:33,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 2119 transitions. [2019-11-20 07:29:33,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 644 [2019-11-20 07:29:33,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:33,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:34,357 INFO L134 CoverageAnalysis]: Checked inductivity of 16139 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 16132 trivial. 0 not checked. [2019-11-20 07:29:35,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:35,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2315 states to 1306 states and 2124 transitions. [2019-11-20 07:29:35,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1306 states and 2124 transitions. [2019-11-20 07:29:35,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 668 [2019-11-20 07:29:35,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:35,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:36,080 INFO L134 CoverageAnalysis]: Checked inductivity of 16989 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16987 trivial. 0 not checked. [2019-11-20 07:29:36,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:36,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2320 states to 1310 states and 2129 transitions. [2019-11-20 07:29:36,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 2129 transitions. [2019-11-20 07:29:36,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 684 [2019-11-20 07:29:36,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:36,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:36,455 INFO L134 CoverageAnalysis]: Checked inductivity of 20727 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 20723 trivial. 0 not checked. [2019-11-20 07:29:36,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:36,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2374 states to 1340 states and 2183 transitions. [2019-11-20 07:29:36,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 2183 transitions. [2019-11-20 07:29:36,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 689 [2019-11-20 07:29:36,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:36,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:36,879 INFO L134 CoverageAnalysis]: Checked inductivity of 20450 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 20446 trivial. 0 not checked. [2019-11-20 07:29:36,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:36,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2386 states to 1348 states and 2195 transitions. [2019-11-20 07:29:36,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 2195 transitions. [2019-11-20 07:29:36,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 712 [2019-11-20 07:29:36,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:36,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:37,225 INFO L134 CoverageAnalysis]: Checked inductivity of 23556 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23539 trivial. 0 not checked. [2019-11-20 07:29:38,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:38,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2406 states to 1359 states and 2215 transitions. [2019-11-20 07:29:38,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 2215 transitions. [2019-11-20 07:29:38,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 702 [2019-11-20 07:29:38,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:38,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:38,624 INFO L134 CoverageAnalysis]: Checked inductivity of 21877 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21873 trivial. 0 not checked. [2019-11-20 07:29:38,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:38,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2407 states to 1360 states and 2216 transitions. [2019-11-20 07:29:38,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 2216 transitions. [2019-11-20 07:29:38,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 703 [2019-11-20 07:29:38,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:38,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:39,081 INFO L134 CoverageAnalysis]: Checked inductivity of 21877 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21873 trivial. 0 not checked. [2019-11-20 07:29:39,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:39,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2409 states to 1362 states and 2218 transitions. [2019-11-20 07:29:39,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 2218 transitions. [2019-11-20 07:29:39,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 753 [2019-11-20 07:29:39,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:39,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:39,646 INFO L134 CoverageAnalysis]: Checked inductivity of 25763 backedges. 11 proven. 7 refuted. 0 times theorem prover too weak. 25745 trivial. 0 not checked. [2019-11-20 07:29:43,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:43,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2498 states to 1397 states and 2307 transitions. [2019-11-20 07:29:43,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 2307 transitions. [2019-11-20 07:29:43,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 753 [2019-11-20 07:29:43,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:43,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:44,015 INFO L134 CoverageAnalysis]: Checked inductivity of 25763 backedges. 11 proven. 7 refuted. 0 times theorem prover too weak. 25745 trivial. 0 not checked. [2019-11-20 07:29:44,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:44,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2520 states to 1405 states and 2329 transitions. [2019-11-20 07:29:44,601 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 2329 transitions. [2019-11-20 07:29:44,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 752 [2019-11-20 07:29:44,608 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:44,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:45,024 INFO L134 CoverageAnalysis]: Checked inductivity of 23018 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 23016 trivial. 0 not checked. [2019-11-20 07:29:45,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:45,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2529 states to 1411 states and 2338 transitions. [2019-11-20 07:29:45,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 2338 transitions. [2019-11-20 07:29:45,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 757 [2019-11-20 07:29:45,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:45,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:45,435 INFO L134 CoverageAnalysis]: Checked inductivity of 25771 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 25757 trivial. 0 not checked. [2019-11-20 07:29:46,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:46,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2541 states to 1419 states and 2350 transitions. [2019-11-20 07:29:46,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 2350 transitions. [2019-11-20 07:29:46,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 775 [2019-11-20 07:29:46,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:46,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:46,368 INFO L134 CoverageAnalysis]: Checked inductivity of 25797 backedges. 25 proven. 7 refuted. 0 times theorem prover too weak. 25765 trivial. 0 not checked. [2019-11-20 07:29:46,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:46,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2541 states to 1420 states and 2350 transitions. [2019-11-20 07:29:46,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 2350 transitions. [2019-11-20 07:29:46,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 776 [2019-11-20 07:29:46,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:46,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:46,799 INFO L134 CoverageAnalysis]: Checked inductivity of 25798 backedges. 25 proven. 7 refuted. 0 times theorem prover too weak. 25766 trivial. 0 not checked. [2019-11-20 07:29:46,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:46,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2542 states to 1421 states and 2351 transitions. [2019-11-20 07:29:46,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 2351 transitions. [2019-11-20 07:29:46,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 758 [2019-11-20 07:29:46,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:46,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:47,199 INFO L134 CoverageAnalysis]: Checked inductivity of 25773 backedges. 17 proven. 7 refuted. 0 times theorem prover too weak. 25749 trivial. 0 not checked. [2019-11-20 07:29:47,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:47,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2542 states to 1422 states and 2351 transitions. [2019-11-20 07:29:47,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 2351 transitions. [2019-11-20 07:29:47,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 758 [2019-11-20 07:29:47,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:47,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:47,743 INFO L134 CoverageAnalysis]: Checked inductivity of 25765 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 25751 trivial. 0 not checked. [2019-11-20 07:29:48,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:48,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2557 states to 1432 states and 2366 transitions. [2019-11-20 07:29:48,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 2366 transitions. [2019-11-20 07:29:48,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 762 [2019-11-20 07:29:48,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:48,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:48,413 INFO L134 CoverageAnalysis]: Checked inductivity of 25780 backedges. 20 proven. 7 refuted. 0 times theorem prover too weak. 25753 trivial. 0 not checked. [2019-11-20 07:29:48,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:48,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 1433 states and 2367 transitions. [2019-11-20 07:29:48,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 2367 transitions. [2019-11-20 07:29:48,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 780 [2019-11-20 07:29:48,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:48,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:48,961 INFO L134 CoverageAnalysis]: Checked inductivity of 25805 backedges. 28 proven. 7 refuted. 0 times theorem prover too weak. 25770 trivial. 0 not checked. [2019-11-20 07:29:49,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:49,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2559 states to 1434 states and 2368 transitions. [2019-11-20 07:29:49,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 2368 transitions. [2019-11-20 07:29:49,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 775 [2019-11-20 07:29:49,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:49,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:49,626 INFO L134 CoverageAnalysis]: Checked inductivity of 26755 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 26739 trivial. 0 not checked. [2019-11-20 07:29:49,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:49,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 1439 states and 2376 transitions. [2019-11-20 07:29:49,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 2376 transitions. [2019-11-20 07:29:49,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 793 [2019-11-20 07:29:49,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:49,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:50,172 INFO L134 CoverageAnalysis]: Checked inductivity of 26777 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 26756 trivial. 0 not checked. [2019-11-20 07:29:50,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:50,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 1444 states and 2384 transitions. [2019-11-20 07:29:50,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 2384 transitions. [2019-11-20 07:29:50,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 771 [2019-11-20 07:29:50,231 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:50,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:50,661 INFO L134 CoverageAnalysis]: Checked inductivity of 25785 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 25762 trivial. 0 not checked. [2019-11-20 07:29:51,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:51,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2585 states to 1450 states and 2392 transitions. [2019-11-20 07:29:51,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 2392 transitions. [2019-11-20 07:29:51,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 778 [2019-11-20 07:29:51,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:51,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:51,433 INFO L134 CoverageAnalysis]: Checked inductivity of 28014 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 28010 trivial. 0 not checked. [2019-11-20 07:29:51,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:51,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2587 states to 1452 states and 2394 transitions. [2019-11-20 07:29:51,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 2394 transitions. [2019-11-20 07:29:51,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 780 [2019-11-20 07:29:51,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:51,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:51,937 INFO L134 CoverageAnalysis]: Checked inductivity of 26757 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 26745 trivial. 0 not checked. [2019-11-20 07:29:51,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:51,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2589 states to 1453 states and 2396 transitions. [2019-11-20 07:29:51,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 2396 transitions. [2019-11-20 07:29:51,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 799 [2019-11-20 07:29:51,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:52,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:52,360 INFO L134 CoverageAnalysis]: Checked inductivity of 25827 backedges. 28 proven. 7 refuted. 0 times theorem prover too weak. 25792 trivial. 0 not checked. [2019-11-20 07:29:53,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:53,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2604 states to 1462 states and 2411 transitions. [2019-11-20 07:29:53,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1462 states and 2411 transitions. [2019-11-20 07:29:53,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 796 [2019-11-20 07:29:53,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:53,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:53,591 INFO L134 CoverageAnalysis]: Checked inductivity of 28162 backedges. 19 proven. 7 refuted. 0 times theorem prover too weak. 28136 trivial. 0 not checked. [2019-11-20 07:29:54,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:54,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2612 states to 1468 states and 2419 transitions. [2019-11-20 07:29:54,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1468 states and 2419 transitions. [2019-11-20 07:29:54,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 819 [2019-11-20 07:29:54,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:54,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:54,446 INFO L134 CoverageAnalysis]: Checked inductivity of 29169 backedges. 11 proven. 7 refuted. 0 times theorem prover too weak. 29151 trivial. 0 not checked. [2019-11-20 07:29:54,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:54,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2623 states to 1473 states and 2430 transitions. [2019-11-20 07:29:54,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 2430 transitions. [2019-11-20 07:29:54,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 830 [2019-11-20 07:29:54,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:54,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:55,242 INFO L134 CoverageAnalysis]: Checked inductivity of 30230 backedges. 11 proven. 7 refuted. 0 times theorem prover too weak. 30212 trivial. 0 not checked. [2019-11-20 07:29:55,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:55,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2633 states to 1478 states and 2440 transitions. [2019-11-20 07:29:55,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 2440 transitions. [2019-11-20 07:29:55,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 817 [2019-11-20 07:29:55,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:55,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:56,116 INFO L134 CoverageAnalysis]: Checked inductivity of 28757 backedges. 20 proven. 7 refuted. 0 times theorem prover too weak. 28730 trivial. 0 not checked. [2019-11-20 07:29:57,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:57,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2639 states to 1482 states and 2446 transitions. [2019-11-20 07:29:57,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 2446 transitions. [2019-11-20 07:29:57,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 931 [2019-11-20 07:29:57,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:57,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:57,978 INFO L134 CoverageAnalysis]: Checked inductivity of 37714 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 37691 trivial. 0 not checked. [2019-11-20 07:29:58,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:58,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2641 states to 1484 states and 2448 transitions. [2019-11-20 07:29:58,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 2448 transitions. [2019-11-20 07:29:58,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 856 [2019-11-20 07:29:58,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:58,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:58,592 INFO L134 CoverageAnalysis]: Checked inductivity of 31694 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 31671 trivial. 0 not checked. [2019-11-20 07:29:58,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:58,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 1486 states and 2451 transitions. [2019-11-20 07:29:58,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1486 states and 2451 transitions. [2019-11-20 07:29:58,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1043 [2019-11-20 07:29:58,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:58,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:29:59,352 INFO L134 CoverageAnalysis]: Checked inductivity of 47519 backedges. 41 proven. 21 refuted. 0 times theorem prover too weak. 47457 trivial. 0 not checked. [2019-11-20 07:29:59,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:29:59,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 1491 states and 2457 transitions. [2019-11-20 07:29:59,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 2457 transitions. [2019-11-20 07:29:59,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1025 [2019-11-20 07:29:59,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:29:59,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:30:00,422 INFO L134 CoverageAnalysis]: Checked inductivity of 47490 backedges. 33 proven. 21 refuted. 0 times theorem prover too weak. 47436 trivial. 0 not checked. [2019-11-20 07:30:00,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:30:00,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2659 states to 1496 states and 2464 transitions. [2019-11-20 07:30:00,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 2464 transitions. [2019-11-20 07:30:00,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1030 [2019-11-20 07:30:00,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:30:00,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:30:01,034 INFO L134 CoverageAnalysis]: Checked inductivity of 47474 backedges. 17 proven. 21 refuted. 0 times theorem prover too weak. 47436 trivial. 0 not checked. [2019-11-20 07:30:01,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:30:01,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2660 states to 1497 states and 2465 transitions. [2019-11-20 07:30:01,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 2465 transitions. [2019-11-20 07:30:01,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 865 [2019-11-20 07:30:01,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:30:01,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:30:01,577 INFO L134 CoverageAnalysis]: Checked inductivity of 31019 backedges. 25 proven. 7 refuted. 0 times theorem prover too weak. 30987 trivial. 0 not checked. [2019-11-20 07:30:02,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:30:02,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2679 states to 1510 states and 2484 transitions. [2019-11-20 07:30:02,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 2484 transitions. [2019-11-20 07:30:02,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 990 [2019-11-20 07:30:02,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:30:03,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:30:03,535 INFO L134 CoverageAnalysis]: Checked inductivity of 47426 backedges. 40 proven. 7 refuted. 0 times theorem prover too weak. 47379 trivial. 0 not checked. [2019-11-20 07:30:05,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:30:05,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 1521 states and 2504 transitions. [2019-11-20 07:30:05,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 2504 transitions. [2019-11-20 07:30:05,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 964 [2019-11-20 07:30:05,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:30:05,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:30:05,944 INFO L134 CoverageAnalysis]: Checked inductivity of 44335 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 44290 trivial. 0 not checked. [2019-11-20 07:30:05,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:30:05,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2702 states to 1524 states and 2507 transitions. [2019-11-20 07:30:05,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 2507 transitions. [2019-11-20 07:30:06,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 850 [2019-11-20 07:30:06,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:30:06,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:30:06,854 INFO L134 CoverageAnalysis]: Checked inductivity of 33091 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33091 trivial. 0 not checked. [2019-11-20 07:30:07,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:30:07,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2705 states to 1526 states and 2510 transitions. [2019-11-20 07:30:07,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 2510 transitions. [2019-11-20 07:30:07,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1012 [2019-11-20 07:30:07,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:30:07,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:30:08,020 INFO L134 CoverageAnalysis]: Checked inductivity of 48772 backedges. 25 proven. 7 refuted. 0 times theorem prover too weak. 48740 trivial. 0 not checked. [2019-11-20 07:30:08,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:30:08,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 1527 states and 2511 transitions. [2019-11-20 07:30:08,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 2511 transitions. [2019-11-20 07:30:08,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 963 [2019-11-20 07:30:08,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:30:08,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:30:08,636 INFO L134 CoverageAnalysis]: Checked inductivity of 36641 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 36618 trivial. 0 not checked. [2019-11-20 07:30:08,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:30:08,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2712 states to 1531 states and 2517 transitions. [2019-11-20 07:30:08,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 2517 transitions. [2019-11-20 07:30:08,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 931 [2019-11-20 07:30:08,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:30:09,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:30:09,719 INFO L134 CoverageAnalysis]: Checked inductivity of 39798 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 39798 trivial. 0 not checked. [2019-11-20 07:30:09,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:30:09,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2714 states to 1532 states and 2519 transitions. [2019-11-20 07:30:09,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 2519 transitions. [2019-11-20 07:30:09,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 939 [2019-11-20 07:30:09,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:30:10,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:30:10,523 INFO L134 CoverageAnalysis]: Checked inductivity of 38902 backedges. 18 proven. 7 refuted. 0 times theorem prover too weak. 38877 trivial. 0 not checked. [2019-11-20 07:30:12,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:30:12,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2760 states to 1559 states and 2565 transitions. [2019-11-20 07:30:12,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 2565 transitions. [2019-11-20 07:30:12,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 934 [2019-11-20 07:30:12,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:30:12,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:30:12,999 INFO L134 CoverageAnalysis]: Checked inductivity of 39285 backedges. 18 proven. 7 refuted. 0 times theorem prover too weak. 39260 trivial. 0 not checked. [2019-11-20 07:30:13,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:30:13,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2780 states to 1570 states and 2585 transitions. [2019-11-20 07:30:13,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 2585 transitions. [2019-11-20 07:30:13,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1047 [2019-11-20 07:30:13,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:30:13,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:30:14,427 INFO L134 CoverageAnalysis]: Checked inductivity of 45346 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 45323 trivial. 0 not checked. [2019-11-20 07:30:14,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:30:14,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2789 states to 1576 states and 2594 transitions. [2019-11-20 07:30:14,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 2594 transitions. [2019-11-20 07:30:14,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1033 [2019-11-20 07:30:14,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:30:14,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:30:15,487 INFO L134 CoverageAnalysis]: Checked inductivity of 48647 backedges. 18 proven. 7 refuted. 0 times theorem prover too weak. 48622 trivial. 0 not checked. [2019-11-20 07:30:15,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:30:15,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2791 states to 1578 states and 2596 transitions. [2019-11-20 07:30:15,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1578 states and 2596 transitions. [2019-11-20 07:30:15,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 962 [2019-11-20 07:30:15,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:30:15,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:30:16,367 INFO L134 CoverageAnalysis]: Checked inductivity of 43082 backedges. 33 proven. 7 refuted. 0 times theorem prover too weak. 43042 trivial. 0 not checked. [2019-11-20 07:30:17,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:30:17,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2792 states to 1580 states and 2597 transitions. [2019-11-20 07:30:17,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 2597 transitions. [2019-11-20 07:30:17,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 952 [2019-11-20 07:30:17,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:30:17,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:30:18,176 INFO L134 CoverageAnalysis]: Checked inductivity of 40859 backedges. 18 proven. 7 refuted. 0 times theorem prover too weak. 40834 trivial. 0 not checked. [2019-11-20 07:30:18,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:30:18,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2793 states to 1581 states and 2598 transitions. [2019-11-20 07:30:18,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1581 states and 2598 transitions. [2019-11-20 07:30:18,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1048 [2019-11-20 07:30:18,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:30:18,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:30:18,913 INFO L134 CoverageAnalysis]: Checked inductivity of 50377 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 50375 trivial. 0 not checked. [2019-11-20 07:30:19,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:30:19,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2799 states to 1583 states and 2599 transitions. [2019-11-20 07:30:19,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1583 states and 2599 transitions. [2019-11-20 07:30:19,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1049 [2019-11-20 07:30:19,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:30:19,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:30:20,014 INFO L134 CoverageAnalysis]: Checked inductivity of 50377 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 50375 trivial. 0 not checked. [2019-11-20 07:30:20,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:30:20,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2801 states to 1585 states and 2601 transitions. [2019-11-20 07:30:20,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states and 2601 transitions. [2019-11-20 07:30:20,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1050 [2019-11-20 07:30:20,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:30:20,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:30:21,111 INFO L134 CoverageAnalysis]: Checked inductivity of 50377 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 50375 trivial. 0 not checked. [2019-11-20 07:30:21,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:30:21,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2803 states to 1587 states and 2603 transitions. [2019-11-20 07:30:21,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 2603 transitions. [2019-11-20 07:30:21,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1070 [2019-11-20 07:30:21,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:30:21,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:30:22,343 INFO L134 CoverageAnalysis]: Checked inductivity of 51813 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51813 trivial. 0 not checked. [2019-11-20 07:30:22,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:30:22,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2805 states to 1377 states and 2250 transitions. [2019-11-20 07:30:22,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 2250 transitions. [2019-11-20 07:30:22,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1071 [2019-11-20 07:30:22,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:30:22,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:30:23,336 INFO L134 CoverageAnalysis]: Checked inductivity of 51813 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51813 trivial. 0 not checked. [2019-11-20 07:30:23,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:30:23,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2807 states to 1165 states and 1894 transitions. [2019-11-20 07:30:23,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1894 transitions. [2019-11-20 07:30:23,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1072 [2019-11-20 07:30:23,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:30:23,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:30:24,317 INFO L134 CoverageAnalysis]: Checked inductivity of 51813 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51813 trivial. 0 not checked. [2019-11-20 07:30:24,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:30:24,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2809 states to 950 states and 1536 transitions. [2019-11-20 07:30:24,360 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1536 transitions. [2019-11-20 07:30:24,362 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 07:30:24,362 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 215 iterations. [2019-11-20 07:30:24,372 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 07:30:25,963 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,967 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,967 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,967 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,967 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,967 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,967 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,967 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,967 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,967 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,968 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,968 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,968 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,968 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,968 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,968 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,968 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,968 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,968 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,968 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,968 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,969 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,969 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,969 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,969 INFO L569 CodeCheckObserver]: Invariant with dag size 13 [2019-11-20 07:30:25,976 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,976 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,976 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,976 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,977 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,977 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,977 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,977 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,978 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,978 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,978 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,978 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,978 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,978 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,978 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,979 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,979 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,979 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,979 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,979 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,979 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,980 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,980 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,980 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,980 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,980 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,980 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,980 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,981 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,981 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,981 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,981 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,981 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,981 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,982 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,982 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,982 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,982 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,982 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,982 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,983 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,983 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,983 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,983 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,983 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,983 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,984 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,984 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:30:25,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 07:30:25 ImpRootNode [2019-11-20 07:30:25,984 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 07:30:25,985 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 07:30:25,985 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 07:30:25,985 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 07:30:25,985 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:28:31" (3/4) ... [2019-11-20 07:30:25,989 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 07:30:25,994 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure atp_probe1 [2019-11-20 07:30:25,994 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure inbyte [2019-11-20 07:30:25,995 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure write_reg [2019-11-20 07:30:25,995 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure trigger_send [2019-11-20 07:30:25,995 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure read_block [2019-11-20 07:30:25,995 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure net_rx [2019-11-20 07:30:25,995 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2019-11-20 07:30:25,995 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure write_reg_high [2019-11-20 07:30:25,995 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2019-11-20 07:30:25,995 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure inb [2019-11-20 07:30:25,996 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_tx_start_queue [2019-11-20 07:30:25,996 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_return_value [2019-11-20 07:30:25,996 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_netdev [2019-11-20 07:30:25,996 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2019-11-20 07:30:25,996 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netdev_priv [2019-11-20 07:30:25,996 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2019-11-20 07:30:25,996 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure write_byte_mode0 [2019-11-20 07:30:25,997 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure add_timer [2019-11-20 07:30:25,997 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netdev_get_tx_queue [2019-11-20 07:30:25,997 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure write_byte_mode1 [2019-11-20 07:30:25,997 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure write_reg_byte [2019-11-20 07:30:25,997 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure eeprom_op [2019-11-20 07:30:25,997 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2019-11-20 07:30:25,997 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_wake_queue [2019-11-20 07:30:25,998 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2019-11-20 07:30:25,998 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_stop_queue [2019-11-20 07:30:25,998 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure read_nibble [2019-11-20 07:30:25,998 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hardware_init [2019-11-20 07:30:25,998 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2019-11-20 07:30:26,031 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 216 nodes and edges [2019-11-20 07:30:26,034 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 64 nodes and edges [2019-11-20 07:30:26,038 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2019-11-20 07:30:26,041 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2019-11-20 07:30:26,045 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 07:30:26,048 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 07:30:26,259 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_9b3ac351-140b-4f71-9de8-51d30cafedda/bin/ukojak/witness.graphml [2019-11-20 07:30:26,259 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 07:30:26,261 INFO L168 Benchmark]: Toolchain (without parser) took 119881.71 ms. Allocated memory was 1.0 GB in the beginning and 5.1 GB in the end (delta: 4.1 GB). Free memory was 940.8 MB in the beginning and 1.4 GB in the end (delta: -416.0 MB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. [2019-11-20 07:30:26,262 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 07:30:26,262 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1798.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 940.8 MB in the beginning and 1.0 GB in the end (delta: -87.6 MB). Peak memory consumption was 72.5 MB. Max. memory is 11.5 GB. [2019-11-20 07:30:26,263 INFO L168 Benchmark]: Boogie Procedure Inliner took 175.94 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: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-11-20 07:30:26,263 INFO L168 Benchmark]: Boogie Preprocessor took 155.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-20 07:30:26,264 INFO L168 Benchmark]: RCFGBuilder took 3309.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 874.5 MB in the end (delta: 127.1 MB). Peak memory consumption was 151.9 MB. Max. memory is 11.5 GB. [2019-11-20 07:30:26,264 INFO L168 Benchmark]: CodeCheck took 114163.85 ms. Allocated memory was 1.2 GB in the beginning and 5.1 GB in the end (delta: 3.9 GB). Free memory was 874.5 MB in the beginning and 1.5 GB in the end (delta: -593.9 MB). Peak memory consumption was 3.3 GB. Max. memory is 11.5 GB. [2019-11-20 07:30:26,265 INFO L168 Benchmark]: Witness Printer took 274.87 ms. Allocated memory is still 5.1 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 111.6 MB). Peak memory consumption was 111.6 MB. Max. memory is 11.5 GB. [2019-11-20 07:30:26,266 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 30 procedures, 485 locations, 1 error locations. Result: SAFE, OverallTime: 112.5s, OverallIterations: 215, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1519953660 SDtfs, -2118889968 SDslu, 453935568 SDs, 0 SdLazy, 1313105512 SolverSat, 1524140332 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 570.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 500643 GetRequests, 498703 SyntacticMatches, 1494 SemanticMatches, 446 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112746 ImplicationChecksByTransitivity, 55.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.6s SsaConstructionTime, 4.9s SatisfiabilityAnalysisTime, 20.1s InterpolantComputationTime, 84491 NumberOfCodeBlocks, 84491 NumberOfCodeBlocksAsserted, 214 NumberOfCheckSat, 84277 ConstructedInterpolants, 0 QuantifiedInterpolants, 63324671 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 214 InterpolantComputations, 182 PerfectInterpolantSequences, 2413860/2414126 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 5918]: 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: 4914]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4817]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5179]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5657]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5287]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5109]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5635]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6261]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5696]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5357]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5538]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5391]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5698]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5604]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5841]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5391]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4675]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4694]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5578]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5148]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4565]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5187]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4572]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5117]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6249]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_lock && ldv_s_atp_netdev_ops_net_device_ops == 0) && debug == 1) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 5391]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5737]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5269]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5391]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4992]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5612]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4982]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6366]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5354]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4707]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5164]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5838]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4787]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5255]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5269]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5117]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4677]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5391]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5737]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4662]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5567]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5773]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5055]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5305]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4992]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5371]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4955]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5204]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5204]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4801]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5414]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5692]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4923]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4992]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5287]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5032]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4711]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6258]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5129]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5085]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4923]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5287]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5172]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5032]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4771]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5645]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5667]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1798.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 940.8 MB in the beginning and 1.0 GB in the end (delta: -87.6 MB). Peak memory consumption was 72.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 175.94 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: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 155.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3309.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 874.5 MB in the end (delta: 127.1 MB). Peak memory consumption was 151.9 MB. Max. memory is 11.5 GB. * CodeCheck took 114163.85 ms. Allocated memory was 1.2 GB in the beginning and 5.1 GB in the end (delta: 3.9 GB). Free memory was 874.5 MB in the beginning and 1.5 GB in the end (delta: -593.9 MB). Peak memory consumption was 3.3 GB. Max. memory is 11.5 GB. * Witness Printer took 274.87 ms. Allocated memory is still 5.1 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 111.6 MB). Peak memory consumption was 111.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...