./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.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_14580c45-31ea-41a4-aec5-54d6b1176c90/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_14580c45-31ea-41a4-aec5-54d6b1176c90/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_14580c45-31ea-41a4-aec5-54d6b1176c90/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_14580c45-31ea-41a4-aec5-54d6b1176c90/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_14580c45-31ea-41a4-aec5-54d6b1176c90/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_14580c45-31ea-41a4-aec5-54d6b1176c90/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 0cd940a69197168c2930da5ebee61efa47086f0e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 00:40:46,204 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 00:40:46,205 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 00:40:46,221 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 00:40:46,222 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 00:40:46,223 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 00:40:46,224 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 00:40:46,233 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 00:40:46,237 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 00:40:46,241 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 00:40:46,242 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 00:40:46,243 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 00:40:46,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 00:40:46,246 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 00:40:46,247 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 00:40:46,248 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 00:40:46,248 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 00:40:46,249 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 00:40:46,251 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 00:40:46,255 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 00:40:46,259 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 00:40:46,261 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 00:40:46,263 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 00:40:46,264 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 00:40:46,266 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 00:40:46,266 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 00:40:46,267 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 00:40:46,268 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 00:40:46,269 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 00:40:46,269 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 00:40:46,270 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 00:40:46,270 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 00:40:46,271 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 00:40:46,271 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 00:40:46,272 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 00:40:46,272 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 00:40:46,273 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 00:40:46,273 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 00:40:46,273 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 00:40:46,274 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 00:40:46,275 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 00:40:46,276 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_14580c45-31ea-41a4-aec5-54d6b1176c90/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2019-11-20 00:40:46,302 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 00:40:46,302 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 00:40:46,302 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 00:40:46,303 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 00:40:46,303 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 00:40:46,303 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 00:40:46,303 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 00:40:46,304 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 00:40:46,304 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 00:40:46,304 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 00:40:46,304 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 00:40:46,304 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 00:40:46,305 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 00:40:46,305 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 00:40:46,305 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 00:40:46,305 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 00:40:46,305 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 00:40:46,305 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 00:40:46,306 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 00:40:46,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 00:40:46,306 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 00:40:46,306 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 00:40:46,306 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 00:40:46,307 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 00:40:46,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 00:40:46,307 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 00:40:46,307 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 00:40:46,307 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_14580c45-31ea-41a4-aec5-54d6b1176c90/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 -> 0cd940a69197168c2930da5ebee61efa47086f0e [2019-11-20 00:40:46,454 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 00:40:46,464 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 00:40:46,467 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 00:40:46,468 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 00:40:46,468 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 00:40:46,469 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_14580c45-31ea-41a4-aec5-54d6b1176c90/bin/ukojak/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i [2019-11-20 00:40:46,524 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_14580c45-31ea-41a4-aec5-54d6b1176c90/bin/ukojak/data/a9121ca22/3c25b570fb444ee59fd12343bac289b7/FLAG9a3dfff4f [2019-11-20 00:40:47,308 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 00:40:47,308 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_14580c45-31ea-41a4-aec5-54d6b1176c90/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i [2019-11-20 00:40:47,343 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_14580c45-31ea-41a4-aec5-54d6b1176c90/bin/ukojak/data/a9121ca22/3c25b570fb444ee59fd12343bac289b7/FLAG9a3dfff4f [2019-11-20 00:40:47,491 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_14580c45-31ea-41a4-aec5-54d6b1176c90/bin/ukojak/data/a9121ca22/3c25b570fb444ee59fd12343bac289b7 [2019-11-20 00:40:47,494 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 00:40:47,495 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 00:40:47,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 00:40:47,496 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 00:40:47,499 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 00:40:47,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:40:47" (1/1) ... [2019-11-20 00:40:47,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39f41d61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:40:47, skipping insertion in model container [2019-11-20 00:40:47,503 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:40:47" (1/1) ... [2019-11-20 00:40:47,509 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 00:40:47,611 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 00:40:49,026 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 00:40:49,053 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 00:40:49,331 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 00:40:49,498 INFO L192 MainTranslator]: Completed translation [2019-11-20 00:40:49,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:40:49 WrapperNode [2019-11-20 00:40:49,499 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 00:40:49,500 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 00:40:49,500 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 00:40:49,500 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 00:40:49,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:40:49" (1/1) ... [2019-11-20 00:40:49,549 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:40:49" (1/1) ... [2019-11-20 00:40:49,613 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 00:40:49,614 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 00:40:49,614 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 00:40:49,614 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 00:40:49,623 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:40:49" (1/1) ... [2019-11-20 00:40:49,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:40:49" (1/1) ... [2019-11-20 00:40:49,652 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:40:49" (1/1) ... [2019-11-20 00:40:49,654 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:40:49" (1/1) ... [2019-11-20 00:40:49,715 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:40:49" (1/1) ... [2019-11-20 00:40:49,727 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:40:49" (1/1) ... [2019-11-20 00:40:49,738 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:40:49" (1/1) ... [2019-11-20 00:40:49,756 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 00:40:49,756 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 00:40:49,756 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 00:40:49,757 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 00:40:49,758 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:40:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_14580c45-31ea-41a4-aec5-54d6b1176c90/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 00:40:49,829 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-11-20 00:40:49,830 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-11-20 00:40:49,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-20 00:40:49,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-20 00:40:49,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-20 00:40:49,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-11-20 00:40:49,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-11-20 00:40:49,831 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-11-20 00:40:49,832 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-11-20 00:40:49,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 00:40:49,832 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-11-20 00:40:49,832 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-11-20 00:40:49,833 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-11-20 00:40:49,833 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-11-20 00:40:49,833 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-11-20 00:40:49,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-11-20 00:40:49,834 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_poll_controller [2019-11-20 00:40:49,834 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_poll_controller [2019-11-20 00:40:49,834 INFO L130 BoogieDeclarations]: Found specification of procedure clk_enable [2019-11-20 00:40:49,834 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_enable [2019-11-20 00:40:49,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-11-20 00:40:49,835 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-11-20 00:40:49,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2019-11-20 00:40:49,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2019-11-20 00:40:49,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 00:40:49,835 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2019-11-20 00:40:49,836 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2019-11-20 00:40:49,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-11-20 00:40:49,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-11-20 00:40:49,836 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_remove [2019-11-20 00:40:49,836 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_remove [2019-11-20 00:40:49,837 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-11-20 00:40:49,837 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-11-20 00:40:49,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-11-20 00:40:49,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-11-20 00:40:49,837 INFO L130 BoogieDeclarations]: Found specification of procedure macb_ioctl [2019-11-20 00:40:49,837 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_ioctl [2019-11-20 00:40:49,838 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-11-20 00:40:49,838 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-11-20 00:40:49,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-20 00:40:49,838 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-11-20 00:40:49,838 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-11-20 00:40:49,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-20 00:40:49,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 00:40:49,839 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2019-11-20 00:40:49,839 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2019-11-20 00:40:49,839 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-11-20 00:40:49,840 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-11-20 00:40:49,840 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2019-11-20 00:40:49,840 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2019-11-20 00:40:49,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-20 00:40:49,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2019-11-20 00:40:49,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2019-11-20 00:40:49,841 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-11-20 00:40:49,841 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-11-20 00:40:49,841 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-11-20 00:40:49,841 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-11-20 00:40:49,842 INFO L130 BoogieDeclarations]: Found specification of procedure __readl [2019-11-20 00:40:49,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __readl [2019-11-20 00:40:49,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 00:40:49,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-20 00:40:49,842 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2019-11-20 00:40:49,843 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2019-11-20 00:40:49,843 INFO L130 BoogieDeclarations]: Found specification of procedure macb_get_stats [2019-11-20 00:40:49,843 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_get_stats [2019-11-20 00:40:49,843 INFO L130 BoogieDeclarations]: Found specification of procedure __writel [2019-11-20 00:40:49,843 INFO L138 BoogieDeclarations]: Found implementation of procedure __writel [2019-11-20 00:40:49,843 INFO L130 BoogieDeclarations]: Found specification of procedure macb_set_rx_mode [2019-11-20 00:40:49,844 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_set_rx_mode [2019-11-20 00:40:49,844 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-11-20 00:40:49,844 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-11-20 00:40:49,844 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-11-20 00:40:49,844 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-11-20 00:40:49,845 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2019-11-20 00:40:49,845 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2019-11-20 00:40:49,845 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-11-20 00:40:49,845 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-11-20 00:40:49,845 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-11-20 00:40:49,846 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-11-20 00:40:49,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 00:40:49,846 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-11-20 00:40:49,846 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-11-20 00:40:49,846 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-11-20 00:40:49,847 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-11-20 00:40:49,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-11-20 00:40:49,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-11-20 00:40:49,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-11-20 00:40:49,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 00:40:49,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 00:40:49,848 INFO L130 BoogieDeclarations]: Found specification of procedure clk_disable [2019-11-20 00:40:49,848 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_disable [2019-11-20 00:40:50,660 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-11-20 00:40:53,724 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 00:40:53,724 INFO L285 CfgBuilder]: Removed 143 assume(true) statements. [2019-11-20 00:40:53,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:40:53 BoogieIcfgContainer [2019-11-20 00:40:53,726 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 00:40:53,726 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 00:40:53,727 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 00:40:53,735 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 00:40:53,736 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:40:53" (1/1) ... [2019-11-20 00:40:53,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:40:53,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:53,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 412 states and 576 transitions. [2019-11-20 00:40:53,815 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 576 transitions. [2019-11-20 00:40:53,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 00:40:53,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:54,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:54,258 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 00:40:54,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:54,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 417 states and 620 transitions. [2019-11-20 00:40:54,340 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 620 transitions. [2019-11-20 00:40:54,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 00:40:54,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:54,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:54,533 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 00:40:54,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:54,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 427 states and 676 transitions. [2019-11-20 00:40:54,713 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 676 transitions. [2019-11-20 00:40:54,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 00:40:54,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:54,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:54,798 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 00:40:54,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:54,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 428 states and 677 transitions. [2019-11-20 00:40:54,811 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 677 transitions. [2019-11-20 00:40:54,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 00:40:54,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:54,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:54,925 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 00:40:54,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:54,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 430 states and 680 transitions. [2019-11-20 00:40:54,940 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 680 transitions. [2019-11-20 00:40:54,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 00:40:54,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:54,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:55,076 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 00:40:55,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:55,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 431 states and 681 transitions. [2019-11-20 00:40:55,092 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 681 transitions. [2019-11-20 00:40:55,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 00:40:55,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:55,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:55,211 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 00:40:55,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:55,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 434 states and 718 transitions. [2019-11-20 00:40:55,401 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 718 transitions. [2019-11-20 00:40:55,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-20 00:40:55,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:55,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:55,511 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 00:40:55,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:55,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 433 states and 713 transitions. [2019-11-20 00:40:55,556 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 713 transitions. [2019-11-20 00:40:55,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 00:40:55,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:55,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:55,686 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 00:40:55,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:55,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 435 states and 716 transitions. [2019-11-20 00:40:55,703 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 716 transitions. [2019-11-20 00:40:55,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 00:40:55,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:55,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:55,873 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 00:40:55,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:55,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 437 states and 718 transitions. [2019-11-20 00:40:55,953 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 718 transitions. [2019-11-20 00:40:55,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 00:40:55,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:55,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:56,086 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 00:40:56,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:56,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 442 states and 750 transitions. [2019-11-20 00:40:56,525 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 750 transitions. [2019-11-20 00:40:56,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 00:40:56,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:56,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:56,630 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 00:40:56,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:56,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 441 states and 744 transitions. [2019-11-20 00:40:56,696 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 744 transitions. [2019-11-20 00:40:56,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 00:40:56,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:56,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:56,773 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 00:40:56,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:56,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 442 states and 744 transitions. [2019-11-20 00:40:56,796 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 744 transitions. [2019-11-20 00:40:56,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-20 00:40:56,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:56,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:56,899 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 00:40:56,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:56,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 442 states and 739 transitions. [2019-11-20 00:40:56,974 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 739 transitions. [2019-11-20 00:40:56,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-20 00:40:56,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:56,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:57,026 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 00:40:57,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:57,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 445 states and 743 transitions. [2019-11-20 00:40:57,147 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 743 transitions. [2019-11-20 00:40:57,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-20 00:40:57,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:57,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:57,196 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 00:40:57,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:57,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 448 states and 747 transitions. [2019-11-20 00:40:57,219 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 747 transitions. [2019-11-20 00:40:57,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-20 00:40:57,220 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:57,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:57,267 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 00:40:57,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:57,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 449 states and 747 transitions. [2019-11-20 00:40:57,282 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 747 transitions. [2019-11-20 00:40:57,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-20 00:40:57,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:57,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:57,350 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 00:40:57,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:57,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 458 states and 793 transitions. [2019-11-20 00:40:57,613 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 793 transitions. [2019-11-20 00:40:57,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-20 00:40:57,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:57,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:57,666 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 00:40:57,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:57,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 461 states and 796 transitions. [2019-11-20 00:40:57,691 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 796 transitions. [2019-11-20 00:40:57,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-11-20 00:40:57,692 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:57,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:57,747 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 00:40:58,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:58,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 464 states and 830 transitions. [2019-11-20 00:40:58,368 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 830 transitions. [2019-11-20 00:40:58,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 00:40:58,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:58,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:58,452 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 00:40:58,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:58,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 466 states and 834 transitions. [2019-11-20 00:40:58,477 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 834 transitions. [2019-11-20 00:40:58,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 00:40:58,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:58,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:58,561 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 00:40:58,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:58,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 468 states and 837 transitions. [2019-11-20 00:40:58,583 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 837 transitions. [2019-11-20 00:40:58,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 00:40:58,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:58,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:58,658 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 00:40:58,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:58,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 469 states and 837 transitions. [2019-11-20 00:40:58,774 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 837 transitions. [2019-11-20 00:40:58,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 00:40:58,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:58,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:58,860 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 00:40:58,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:58,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 472 states and 843 transitions. [2019-11-20 00:40:58,884 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 843 transitions. [2019-11-20 00:40:58,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 00:40:58,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:58,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:59,011 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 00:40:59,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:59,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 476 states and 883 transitions. [2019-11-20 00:40:59,651 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 883 transitions. [2019-11-20 00:40:59,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 00:40:59,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:59,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:59,719 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 00:40:59,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:59,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 478 states and 886 transitions. [2019-11-20 00:40:59,743 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 886 transitions. [2019-11-20 00:40:59,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 00:40:59,744 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:59,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:59,813 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 00:40:59,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:40:59,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 479 states and 887 transitions. [2019-11-20 00:40:59,840 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 887 transitions. [2019-11-20 00:40:59,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 00:40:59,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:40:59,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:40:59,897 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 00:41:00,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:00,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 482 states and 893 transitions. [2019-11-20 00:41:00,009 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 893 transitions. [2019-11-20 00:41:00,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 00:41:00,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:00,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:00,066 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 00:41:01,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:01,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 493 states and 935 transitions. [2019-11-20 00:41:01,411 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 935 transitions. [2019-11-20 00:41:01,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 00:41:01,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:01,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:01,469 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 00:41:01,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:01,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 493 states and 932 transitions. [2019-11-20 00:41:01,511 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 932 transitions. [2019-11-20 00:41:01,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 00:41:01,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:01,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:01,574 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 00:41:01,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:01,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 496 states and 937 transitions. [2019-11-20 00:41:01,611 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 937 transitions. [2019-11-20 00:41:01,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 00:41:01,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:01,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:01,741 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 00:41:01,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:01,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 495 states and 927 transitions. [2019-11-20 00:41:01,817 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 927 transitions. [2019-11-20 00:41:01,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 00:41:01,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:01,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:01,874 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 00:41:01,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:01,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 497 states and 929 transitions. [2019-11-20 00:41:01,904 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 929 transitions. [2019-11-20 00:41:01,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 00:41:01,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:01,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:01,961 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 00:41:01,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:02,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 497 states and 926 transitions. [2019-11-20 00:41:02,000 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 926 transitions. [2019-11-20 00:41:02,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 00:41:02,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:02,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:02,059 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 00:41:02,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:02,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 497 states and 923 transitions. [2019-11-20 00:41:02,093 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 923 transitions. [2019-11-20 00:41:02,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 00:41:02,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:02,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:02,338 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 00:41:03,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:03,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 504 states and 961 transitions. [2019-11-20 00:41:03,329 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 961 transitions. [2019-11-20 00:41:03,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 00:41:03,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:03,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:03,401 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 00:41:03,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:03,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 506 states and 963 transitions. [2019-11-20 00:41:03,605 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 963 transitions. [2019-11-20 00:41:03,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 00:41:03,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:03,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:03,769 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 00:41:04,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:04,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 509 states and 968 transitions. [2019-11-20 00:41:04,138 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 968 transitions. [2019-11-20 00:41:04,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 00:41:04,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:04,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:04,297 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 00:41:05,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:05,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 513 states and 1010 transitions. [2019-11-20 00:41:05,006 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 1010 transitions. [2019-11-20 00:41:05,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 00:41:05,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:05,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:05,065 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 00:41:05,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:05,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 516 states and 1015 transitions. [2019-11-20 00:41:05,219 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 1015 transitions. [2019-11-20 00:41:05,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 00:41:05,220 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:05,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:05,271 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 00:41:05,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:05,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 516 states and 1014 transitions. [2019-11-20 00:41:05,306 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 1014 transitions. [2019-11-20 00:41:05,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 00:41:05,309 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:05,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:05,366 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 17 proven. 9 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 00:41:05,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:05,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 517 states and 1015 transitions. [2019-11-20 00:41:05,542 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1015 transitions. [2019-11-20 00:41:05,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 00:41:05,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:05,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:05,609 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 00:41:05,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:05,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 520 states and 1021 transitions. [2019-11-20 00:41:05,964 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1021 transitions. [2019-11-20 00:41:05,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 00:41:05,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:05,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:06,032 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 00:41:06,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:06,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 523 states and 1049 transitions. [2019-11-20 00:41:06,503 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 1049 transitions. [2019-11-20 00:41:06,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 00:41:06,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:06,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:06,568 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 00:41:06,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:06,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 526 states and 1056 transitions. [2019-11-20 00:41:06,615 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1056 transitions. [2019-11-20 00:41:06,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 00:41:06,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:06,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:06,680 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 00:41:06,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:06,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 528 states and 1060 transitions. [2019-11-20 00:41:06,722 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1060 transitions. [2019-11-20 00:41:06,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 00:41:06,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:06,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:06,789 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 00:41:06,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:06,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 529 states and 1061 transitions. [2019-11-20 00:41:06,826 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 1061 transitions. [2019-11-20 00:41:06,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 00:41:06,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:06,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:06,886 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 19 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 00:41:06,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:06,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 532 states and 1065 transitions. [2019-11-20 00:41:06,915 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 1065 transitions. [2019-11-20 00:41:06,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 00:41:06,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:06,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:06,980 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 00:41:07,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:07,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 534 states and 1067 transitions. [2019-11-20 00:41:07,009 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 1067 transitions. [2019-11-20 00:41:07,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 00:41:07,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:07,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:07,073 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 21 proven. 10 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 00:41:07,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:07,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 535 states and 1067 transitions. [2019-11-20 00:41:07,101 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1067 transitions. [2019-11-20 00:41:07,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 00:41:07,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:07,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:07,168 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 00:41:07,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:07,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 538 states and 1074 transitions. [2019-11-20 00:41:07,203 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1074 transitions. [2019-11-20 00:41:07,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 00:41:07,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:07,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:07,359 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 00:41:07,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:07,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 540 states and 1078 transitions. [2019-11-20 00:41:07,386 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 1078 transitions. [2019-11-20 00:41:07,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 00:41:07,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:07,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:07,440 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 00:41:07,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:07,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 541 states and 1079 transitions. [2019-11-20 00:41:07,460 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1079 transitions. [2019-11-20 00:41:07,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 00:41:07,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:07,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:07,516 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 00:41:07,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:07,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 542 states and 1079 transitions. [2019-11-20 00:41:07,536 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 1079 transitions. [2019-11-20 00:41:07,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-20 00:41:07,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:07,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:07,738 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 00:41:10,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:10,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 559 states and 1144 transitions. [2019-11-20 00:41:10,078 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 1144 transitions. [2019-11-20 00:41:10,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 00:41:10,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:10,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:10,136 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 25 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 00:41:10,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:10,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 563 states and 1151 transitions. [2019-11-20 00:41:10,774 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1151 transitions. [2019-11-20 00:41:10,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 00:41:10,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:10,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:10,826 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 25 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 00:41:11,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:11,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 565 states and 1172 transitions. [2019-11-20 00:41:11,240 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1172 transitions. [2019-11-20 00:41:11,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 00:41:11,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:11,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:11,298 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 00:41:11,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:11,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 567 states and 1173 transitions. [2019-11-20 00:41:11,332 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1173 transitions. [2019-11-20 00:41:11,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 00:41:11,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:11,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:11,619 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 17 proven. 8 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 00:41:11,917 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 18 [2019-11-20 00:41:12,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:12,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 568 states and 1173 transitions. [2019-11-20 00:41:12,638 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1173 transitions. [2019-11-20 00:41:12,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 00:41:12,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:12,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:12,785 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 13 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 00:41:13,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:13,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 575 states and 1219 transitions. [2019-11-20 00:41:13,804 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 1219 transitions. [2019-11-20 00:41:13,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-20 00:41:13,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:13,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:13,852 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 00:41:14,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:14,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 577 states and 1221 transitions. [2019-11-20 00:41:14,029 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1221 transitions. [2019-11-20 00:41:14,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-20 00:41:14,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:14,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:14,081 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 00:41:14,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:14,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 580 states and 1227 transitions. [2019-11-20 00:41:14,794 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1227 transitions. [2019-11-20 00:41:14,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-20 00:41:14,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:14,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:14,858 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 00:41:15,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:15,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 582 states and 1229 transitions. [2019-11-20 00:41:15,278 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1229 transitions. [2019-11-20 00:41:15,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-20 00:41:15,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:15,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:15,332 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 00:41:15,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:15,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 583 states and 1229 transitions. [2019-11-20 00:41:15,362 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1229 transitions. [2019-11-20 00:41:15,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-20 00:41:15,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:15,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:15,423 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 00:41:16,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:16,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 586 states and 1237 transitions. [2019-11-20 00:41:16,139 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1237 transitions. [2019-11-20 00:41:16,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-20 00:41:16,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:16,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:16,194 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 00:41:16,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:16,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 588 states and 1262 transitions. [2019-11-20 00:41:16,442 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 1262 transitions. [2019-11-20 00:41:16,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-20 00:41:16,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:16,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:16,512 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 00:41:16,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:16,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 590 states and 1264 transitions. [2019-11-20 00:41:16,768 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1264 transitions. [2019-11-20 00:41:16,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 00:41:16,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:16,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:16,821 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 00:41:16,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:16,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 592 states and 1266 transitions. [2019-11-20 00:41:16,843 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 1266 transitions. [2019-11-20 00:41:16,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 00:41:16,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:16,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:16,897 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 00:41:16,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:16,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 594 states and 1268 transitions. [2019-11-20 00:41:16,921 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1268 transitions. [2019-11-20 00:41:16,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 00:41:16,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:16,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:16,975 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 00:41:16,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:16,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 595 states and 1268 transitions. [2019-11-20 00:41:16,993 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1268 transitions. [2019-11-20 00:41:16,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 00:41:16,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:17,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:17,042 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 00:41:17,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:17,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 598 states and 1276 transitions. [2019-11-20 00:41:17,233 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 1276 transitions. [2019-11-20 00:41:17,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 00:41:17,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:17,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:17,281 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 00:41:17,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:17,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 600 states and 1281 transitions. [2019-11-20 00:41:17,402 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1281 transitions. [2019-11-20 00:41:17,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 00:41:17,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:17,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:17,454 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 00:41:17,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:17,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 601 states and 1282 transitions. [2019-11-20 00:41:17,540 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1282 transitions. [2019-11-20 00:41:17,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 00:41:17,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:17,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:17,604 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 00:41:17,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:17,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 602 states and 1283 transitions. [2019-11-20 00:41:17,625 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 1283 transitions. [2019-11-20 00:41:17,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 00:41:17,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:17,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:17,685 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 00:41:17,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:17,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 603 states and 1284 transitions. [2019-11-20 00:41:17,702 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 1284 transitions. [2019-11-20 00:41:17,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 00:41:17,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:17,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:17,757 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 00:41:17,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:17,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 604 states and 1285 transitions. [2019-11-20 00:41:17,793 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1285 transitions. [2019-11-20 00:41:17,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 00:41:17,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:17,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:17,850 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 00:41:18,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:18,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 607 states and 1288 transitions. [2019-11-20 00:41:18,176 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1288 transitions. [2019-11-20 00:41:18,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 00:41:18,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:18,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:18,228 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 31 proven. 7 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 00:41:18,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:18,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 610 states and 1292 transitions. [2019-11-20 00:41:18,257 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1292 transitions. [2019-11-20 00:41:18,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 00:41:18,258 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:18,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:18,307 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 00:41:18,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:18,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 613 states and 1300 transitions. [2019-11-20 00:41:18,341 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1300 transitions. [2019-11-20 00:41:18,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 00:41:18,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:18,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:18,393 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 00:41:18,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:18,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 615 states and 1305 transitions. [2019-11-20 00:41:18,417 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1305 transitions. [2019-11-20 00:41:18,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 00:41:18,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:18,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:18,467 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 00:41:18,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:18,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 616 states and 1306 transitions. [2019-11-20 00:41:18,496 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 1306 transitions. [2019-11-20 00:41:18,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 00:41:18,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:18,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:18,545 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 29 proven. 8 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 00:41:18,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:18,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 617 states and 1307 transitions. [2019-11-20 00:41:18,836 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1307 transitions. [2019-11-20 00:41:18,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 00:41:18,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:18,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:18,887 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 29 proven. 8 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 00:41:19,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:19,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 620 states and 1329 transitions. [2019-11-20 00:41:19,454 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 1329 transitions. [2019-11-20 00:41:19,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 00:41:19,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:19,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:19,556 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 23 proven. 17 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 00:41:19,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:19,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 623 states and 1334 transitions. [2019-11-20 00:41:19,585 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1334 transitions. [2019-11-20 00:41:19,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 00:41:19,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:19,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:19,639 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 00:41:19,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:19,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 624 states and 1335 transitions. [2019-11-20 00:41:19,653 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 1335 transitions. [2019-11-20 00:41:19,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 00:41:19,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:19,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:19,711 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 00:41:19,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:19,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 625 states and 1336 transitions. [2019-11-20 00:41:19,725 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1336 transitions. [2019-11-20 00:41:19,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 00:41:19,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:19,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:19,780 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 00:41:19,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:19,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 626 states and 1337 transitions. [2019-11-20 00:41:19,868 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 1337 transitions. [2019-11-20 00:41:19,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 00:41:19,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:19,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:19,915 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 34 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 00:41:19,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:19,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 627 states and 1337 transitions. [2019-11-20 00:41:19,933 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1337 transitions. [2019-11-20 00:41:19,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 00:41:19,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:19,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:20,043 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 00:41:20,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:20,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 628 states and 1337 transitions. [2019-11-20 00:41:20,056 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1337 transitions. [2019-11-20 00:41:20,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 00:41:20,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:20,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:20,106 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 00:41:20,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:20,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 630 states and 1339 transitions. [2019-11-20 00:41:20,352 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1339 transitions. [2019-11-20 00:41:20,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 00:41:20,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:20,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:20,398 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 00:41:20,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:20,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 633 states and 1343 transitions. [2019-11-20 00:41:20,729 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1343 transitions. [2019-11-20 00:41:20,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 00:41:20,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:20,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:20,770 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 00:41:20,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:20,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 635 states and 1345 transitions. [2019-11-20 00:41:20,798 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 1345 transitions. [2019-11-20 00:41:20,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 00:41:20,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:20,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:20,948 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 28 proven. 17 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 00:41:21,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:21,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 640 states and 1369 transitions. [2019-11-20 00:41:21,947 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1369 transitions. [2019-11-20 00:41:21,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-20 00:41:21,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:21,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:22,018 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 00:41:22,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:22,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 648 states and 1381 transitions. [2019-11-20 00:41:22,066 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1381 transitions. [2019-11-20 00:41:22,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-20 00:41:22,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:22,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:22,193 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 29 proven. 17 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 00:41:22,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:22,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 652 states and 1386 transitions. [2019-11-20 00:41:22,801 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1386 transitions. [2019-11-20 00:41:22,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-20 00:41:22,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:22,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:22,850 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 35 proven. 5 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 00:41:22,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:22,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 654 states and 1387 transitions. [2019-11-20 00:41:22,873 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1387 transitions. [2019-11-20 00:41:22,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-20 00:41:22,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:22,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:23,349 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 00:41:24,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:24,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 654 states and 1383 transitions. [2019-11-20 00:41:24,090 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1383 transitions. [2019-11-20 00:41:24,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-20 00:41:24,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:24,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:24,149 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 00:41:24,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:24,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1402 states to 656 states and 1385 transitions. [2019-11-20 00:41:24,711 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1385 transitions. [2019-11-20 00:41:24,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 00:41:24,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:24,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:25,055 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 00:41:26,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:26,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 657 states and 1386 transitions. [2019-11-20 00:41:26,005 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1386 transitions. [2019-11-20 00:41:26,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-20 00:41:26,006 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:26,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:26,062 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2019-11-20 00:41:26,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:26,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 659 states and 1389 transitions. [2019-11-20 00:41:26,794 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1389 transitions. [2019-11-20 00:41:26,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-20 00:41:26,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:26,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:27,000 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2019-11-20 00:41:28,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:28,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 661 states and 1395 transitions. [2019-11-20 00:41:28,112 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1395 transitions. [2019-11-20 00:41:28,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 00:41:28,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:28,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:28,166 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 00:41:28,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:28,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 662 states and 1396 transitions. [2019-11-20 00:41:28,243 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1396 transitions. [2019-11-20 00:41:28,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 00:41:28,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:28,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:28,296 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 00:41:28,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:28,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 663 states and 1397 transitions. [2019-11-20 00:41:28,368 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1397 transitions. [2019-11-20 00:41:28,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 00:41:28,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:28,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:28,429 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 00:41:28,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:28,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 664 states and 1398 transitions. [2019-11-20 00:41:28,518 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1398 transitions. [2019-11-20 00:41:28,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 00:41:28,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:28,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:28,583 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-11-20 00:41:29,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:29,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 666 states and 1400 transitions. [2019-11-20 00:41:29,129 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1400 transitions. [2019-11-20 00:41:29,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 00:41:29,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:29,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:29,180 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-11-20 00:41:29,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:29,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1418 states to 667 states and 1401 transitions. [2019-11-20 00:41:29,196 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1401 transitions. [2019-11-20 00:41:29,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 00:41:29,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:29,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:29,250 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-11-20 00:41:29,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:29,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 668 states and 1402 transitions. [2019-11-20 00:41:29,266 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1402 transitions. [2019-11-20 00:41:29,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 00:41:29,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:29,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:29,319 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2019-11-20 00:41:29,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:29,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 669 states and 1403 transitions. [2019-11-20 00:41:29,356 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1403 transitions. [2019-11-20 00:41:29,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 00:41:29,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:29,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:29,397 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-20 00:41:29,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:29,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 670 states and 1406 transitions. [2019-11-20 00:41:29,428 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1406 transitions. [2019-11-20 00:41:29,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 00:41:29,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:29,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:29,478 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2019-11-20 00:41:29,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:29,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 671 states and 1409 transitions. [2019-11-20 00:41:29,510 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1409 transitions. [2019-11-20 00:41:29,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 00:41:29,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:29,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:29,560 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2019-11-20 00:41:29,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:29,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 672 states and 1412 transitions. [2019-11-20 00:41:29,614 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1412 transitions. [2019-11-20 00:41:29,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 00:41:29,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:29,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:29,664 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 00:41:29,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:29,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 673 states and 1413 transitions. [2019-11-20 00:41:29,679 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1413 transitions. [2019-11-20 00:41:29,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 00:41:29,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:29,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:29,730 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2019-11-20 00:41:29,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:29,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 674 states and 1414 transitions. [2019-11-20 00:41:29,746 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 1414 transitions. [2019-11-20 00:41:29,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 00:41:29,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:29,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:29,799 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2019-11-20 00:41:29,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:29,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 675 states and 1415 transitions. [2019-11-20 00:41:29,830 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1415 transitions. [2019-11-20 00:41:29,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-20 00:41:29,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:29,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:29,876 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 00:41:30,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:30,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 677 states and 1417 transitions. [2019-11-20 00:41:30,495 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1417 transitions. [2019-11-20 00:41:30,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-20 00:41:30,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:30,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:30,546 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 00:41:30,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:30,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 685 states and 1429 transitions. [2019-11-20 00:41:30,847 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1429 transitions. [2019-11-20 00:41:30,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 00:41:30,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:30,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:30,906 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 45 proven. 8 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 00:41:31,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:31,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 689 states and 1433 transitions. [2019-11-20 00:41:31,230 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1433 transitions. [2019-11-20 00:41:31,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-20 00:41:31,231 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:31,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:31,282 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 24 proven. 8 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 00:41:31,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:31,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 690 states and 1435 transitions. [2019-11-20 00:41:31,761 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1435 transitions. [2019-11-20 00:41:31,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 00:41:31,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:31,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:31,801 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 47 proven. 6 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 00:41:32,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:32,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 691 states and 1435 transitions. [2019-11-20 00:41:32,031 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1435 transitions. [2019-11-20 00:41:32,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-20 00:41:32,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:32,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:32,086 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 00:41:32,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:32,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 699 states and 1447 transitions. [2019-11-20 00:41:32,438 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1447 transitions. [2019-11-20 00:41:32,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 00:41:32,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:32,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:32,480 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 48 proven. 8 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 00:41:32,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:32,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 700 states and 1447 transitions. [2019-11-20 00:41:32,716 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1447 transitions. [2019-11-20 00:41:32,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 00:41:32,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:32,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:32,774 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 00:41:32,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:32,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 702 states and 1449 transitions. [2019-11-20 00:41:32,825 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1449 transitions. [2019-11-20 00:41:32,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-20 00:41:32,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:32,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:32,872 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 00:41:33,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:33,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 708 states and 1481 transitions. [2019-11-20 00:41:33,533 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1481 transitions. [2019-11-20 00:41:33,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 00:41:33,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:33,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:33,567 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 41 proven. 10 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 00:41:33,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:33,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 709 states and 1481 transitions. [2019-11-20 00:41:33,605 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 1481 transitions. [2019-11-20 00:41:33,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-20 00:41:33,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:33,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:33,639 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 46 proven. 7 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 00:41:33,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:33,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 711 states and 1482 transitions. [2019-11-20 00:41:33,928 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 1482 transitions. [2019-11-20 00:41:33,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-20 00:41:33,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:33,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:33,974 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 40 proven. 12 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 00:41:34,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:34,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1501 states to 712 states and 1483 transitions. [2019-11-20 00:41:34,244 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1483 transitions. [2019-11-20 00:41:34,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-20 00:41:34,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:34,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:34,293 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 40 proven. 12 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 00:41:34,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:34,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 715 states and 1503 transitions. [2019-11-20 00:41:34,982 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1503 transitions. [2019-11-20 00:41:34,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-20 00:41:34,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:35,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:35,037 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2019-11-20 00:41:35,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:35,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 718 states and 1505 transitions. [2019-11-20 00:41:35,070 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1505 transitions. [2019-11-20 00:41:35,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-20 00:41:35,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:35,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:35,119 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 40 proven. 13 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 00:41:35,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:35,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 720 states and 1506 transitions. [2019-11-20 00:41:35,218 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1506 transitions. [2019-11-20 00:41:35,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-20 00:41:35,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:35,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:35,286 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 00:41:35,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:35,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 721 states and 1506 transitions. [2019-11-20 00:41:35,517 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1506 transitions. [2019-11-20 00:41:35,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 00:41:35,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:35,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:35,581 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 00:41:36,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:36,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 729 states and 1518 transitions. [2019-11-20 00:41:36,155 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1518 transitions. [2019-11-20 00:41:36,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-11-20 00:41:36,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:36,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:36,260 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2019-11-20 00:41:36,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:36,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 737 states and 1530 transitions. [2019-11-20 00:41:36,668 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1530 transitions. [2019-11-20 00:41:36,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 00:41:36,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:36,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:36,709 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 51 proven. 14 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 00:41:37,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:37,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 740 states and 1534 transitions. [2019-11-20 00:41:37,069 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1534 transitions. [2019-11-20 00:41:37,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 00:41:37,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:37,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:37,121 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 54 proven. 14 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-11-20 00:41:37,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:37,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 743 states and 1538 transitions. [2019-11-20 00:41:37,267 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1538 transitions. [2019-11-20 00:41:37,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-11-20 00:41:37,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:37,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:37,340 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 00:41:37,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:37,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 745 states and 1540 transitions. [2019-11-20 00:41:37,374 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1540 transitions. [2019-11-20 00:41:37,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-20 00:41:37,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:37,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:37,412 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 00:41:37,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:37,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 747 states and 1542 transitions. [2019-11-20 00:41:37,493 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1542 transitions. [2019-11-20 00:41:37,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 00:41:37,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:37,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:37,578 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 00:41:37,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:37,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 751 states and 1547 transitions. [2019-11-20 00:41:37,611 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1547 transitions. [2019-11-20 00:41:37,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-20 00:41:37,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:37,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:37,661 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 00:41:37,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:37,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 751 states and 1546 transitions. [2019-11-20 00:41:37,705 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1546 transitions. [2019-11-20 00:41:37,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-11-20 00:41:37,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:37,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:37,757 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 00:41:37,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:37,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 751 states and 1544 transitions. [2019-11-20 00:41:37,784 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1544 transitions. [2019-11-20 00:41:37,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 00:41:37,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:37,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:37,859 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-11-20 00:41:37,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:37,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 759 states and 1556 transitions. [2019-11-20 00:41:37,904 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1556 transitions. [2019-11-20 00:41:37,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-11-20 00:41:37,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:37,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:37,973 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-20 00:41:39,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:39,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 761 states and 1559 transitions. [2019-11-20 00:41:39,157 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1559 transitions. [2019-11-20 00:41:39,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-11-20 00:41:39,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:39,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:39,216 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-20 00:41:39,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:39,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 762 states and 1559 transitions. [2019-11-20 00:41:39,486 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1559 transitions. [2019-11-20 00:41:39,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-11-20 00:41:39,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:39,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:39,551 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2019-11-20 00:41:39,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:39,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 764 states and 1561 transitions. [2019-11-20 00:41:39,885 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1561 transitions. [2019-11-20 00:41:39,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-20 00:41:39,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:39,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:39,925 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 00:41:39,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:39,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 765 states and 1562 transitions. [2019-11-20 00:41:39,976 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1562 transitions. [2019-11-20 00:41:39,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-20 00:41:39,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:39,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:40,026 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 00:41:40,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:40,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 766 states and 1563 transitions. [2019-11-20 00:41:40,122 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1563 transitions. [2019-11-20 00:41:40,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-20 00:41:40,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:40,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:40,176 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 00:41:40,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:40,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 767 states and 1564 transitions. [2019-11-20 00:41:40,239 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1564 transitions. [2019-11-20 00:41:40,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-20 00:41:40,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:40,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:40,308 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2019-11-20 00:41:40,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:40,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 769 states and 1566 transitions. [2019-11-20 00:41:40,349 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1566 transitions. [2019-11-20 00:41:40,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-20 00:41:40,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:40,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:40,397 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2019-11-20 00:41:40,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:40,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 770 states and 1566 transitions. [2019-11-20 00:41:40,553 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1566 transitions. [2019-11-20 00:41:40,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 00:41:40,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:40,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:40,595 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-11-20 00:41:40,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:40,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1586 states to 771 states and 1567 transitions. [2019-11-20 00:41:40,609 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1567 transitions. [2019-11-20 00:41:40,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 00:41:40,610 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:40,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:40,670 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2019-11-20 00:41:40,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:40,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1587 states to 772 states and 1568 transitions. [2019-11-20 00:41:40,691 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1568 transitions. [2019-11-20 00:41:40,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 00:41:40,692 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:40,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:40,735 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 00:41:40,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:40,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 773 states and 1569 transitions. [2019-11-20 00:41:40,760 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1569 transitions. [2019-11-20 00:41:40,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-20 00:41:40,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:40,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:40,825 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 00:41:40,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:40,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 777 states and 1574 transitions. [2019-11-20 00:41:40,904 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1574 transitions. [2019-11-20 00:41:40,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-11-20 00:41:40,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:40,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:40,968 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 00:41:40,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:40,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 781 states and 1579 transitions. [2019-11-20 00:41:40,999 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1579 transitions. [2019-11-20 00:41:40,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-20 00:41:40,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:41,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:41,057 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-11-20 00:41:41,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:41,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 791 states and 1593 transitions. [2019-11-20 00:41:41,161 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1593 transitions. [2019-11-20 00:41:41,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-20 00:41:41,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:41,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:41,222 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-20 00:41:41,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:41,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1617 states to 795 states and 1598 transitions. [2019-11-20 00:41:41,447 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1598 transitions. [2019-11-20 00:41:41,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-20 00:41:41,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:41,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:41,523 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-11-20 00:41:41,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:41,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1621 states to 798 states and 1602 transitions. [2019-11-20 00:41:41,553 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1602 transitions. [2019-11-20 00:41:41,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-11-20 00:41:41,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:41,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:41,613 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 00:41:41,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:41,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 806 states and 1614 transitions. [2019-11-20 00:41:41,662 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1614 transitions. [2019-11-20 00:41:41,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-11-20 00:41:41,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:41,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:41,713 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-11-20 00:41:41,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:41,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 810 states and 1619 transitions. [2019-11-20 00:41:41,739 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 1619 transitions. [2019-11-20 00:41:41,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-11-20 00:41:41,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:41,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:41,799 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-20 00:41:41,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:41,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 812 states and 1621 transitions. [2019-11-20 00:41:41,860 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1621 transitions. [2019-11-20 00:41:41,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 00:41:41,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:41,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:41,917 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-11-20 00:41:41,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:41,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1639 states to 812 states and 1620 transitions. [2019-11-20 00:41:41,944 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1620 transitions. [2019-11-20 00:41:41,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-20 00:41:41,946 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:41,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:42,009 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-20 00:41:42,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:42,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1651 states to 820 states and 1632 transitions. [2019-11-20 00:41:42,442 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1632 transitions. [2019-11-20 00:41:42,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-11-20 00:41:42,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:42,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:42,492 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-11-20 00:41:42,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:42,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1663 states to 828 states and 1644 transitions. [2019-11-20 00:41:42,555 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1644 transitions. [2019-11-20 00:41:42,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 00:41:42,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:42,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:42,624 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2019-11-20 00:41:43,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:43,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1671 states to 831 states and 1652 transitions. [2019-11-20 00:41:43,459 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1652 transitions. [2019-11-20 00:41:43,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 00:41:43,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:43,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:43,510 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2019-11-20 00:41:43,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:43,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 833 states and 1654 transitions. [2019-11-20 00:41:43,803 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1654 transitions. [2019-11-20 00:41:43,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 00:41:43,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:43,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:43,847 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-11-20 00:41:44,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:44,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 833 states and 1653 transitions. [2019-11-20 00:41:44,212 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1653 transitions. [2019-11-20 00:41:44,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 00:41:44,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:44,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:44,269 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-11-20 00:41:44,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:44,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 836 states and 1657 transitions. [2019-11-20 00:41:44,300 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1657 transitions. [2019-11-20 00:41:44,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 00:41:44,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:44,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:44,357 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2019-11-20 00:41:44,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:44,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 836 states and 1656 transitions. [2019-11-20 00:41:44,733 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1656 transitions. [2019-11-20 00:41:44,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 00:41:44,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:44,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:44,783 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 00:41:44,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:44,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 839 states and 1660 transitions. [2019-11-20 00:41:44,809 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1660 transitions. [2019-11-20 00:41:44,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 00:41:44,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:44,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:44,855 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-20 00:41:44,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:44,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1683 states to 842 states and 1664 transitions. [2019-11-20 00:41:44,970 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1664 transitions. [2019-11-20 00:41:44,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-20 00:41:44,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 00:41:44,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:41:45,023 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-11-20 00:41:45,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 00:41:45,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 295 states and 455 transitions. [2019-11-20 00:41:45,056 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 455 transitions. [2019-11-20 00:41:45,056 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 00:41:45,057 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 170 iterations. [2019-11-20 00:41:45,066 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 00:41:45,772 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 31 [2019-11-20 00:41:46,173 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 33 [2019-11-20 00:41:46,630 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 27 [2019-11-20 00:41:46,641 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,644 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,644 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,644 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,645 INFO L569 CodeCheckObserver]: Invariant with dag size 10 [2019-11-20 00:41:46,648 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,649 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,649 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,649 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,649 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,649 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,650 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,650 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,650 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,650 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,650 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,650 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,650 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,651 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,651 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,651 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,651 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,651 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,651 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,652 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,652 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,652 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,652 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,652 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,652 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,653 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,653 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,653 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,653 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,653 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,653 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,653 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,654 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,654 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,654 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2019-11-20 00:41:46,654 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,654 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,655 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,655 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,655 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,655 INFO L569 CodeCheckObserver]: Invariant with dag size 10 [2019-11-20 00:41:46,656 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,656 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,656 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,656 INFO L569 CodeCheckObserver]: Invariant with dag size 8 [2019-11-20 00:41:46,657 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,657 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,657 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,657 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,657 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,657 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,658 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,658 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 00:41:46,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 12:41:46 ImpRootNode [2019-11-20 00:41:46,658 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 00:41:46,659 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 00:41:46,659 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 00:41:46,659 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 00:41:46,659 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:40:53" (3/4) ... [2019-11-20 00:41:46,662 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 00:41:46,666 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure get_dma_ops [2019-11-20 00:41:46,666 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure platform_get_drvdata [2019-11-20 00:41:46,666 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_skb_alloc [2019-11-20 00:41:46,666 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure macb_get_stats [2019-11-20 00:41:46,666 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __writel [2019-11-20 00:41:46,666 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure macb_set_rx_mode [2019-11-20 00:41:46,667 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure warn_slowpath_null [2019-11-20 00:41:46,667 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_start_queue [2019-11-20 00:41:46,667 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure arch_local_irq_restore [2019-11-20 00:41:46,667 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2019-11-20 00:41:46,667 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure trace_hardirqs_off [2019-11-20 00:41:46,667 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2019-11-20 00:41:46,667 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dma_free_attrs [2019-11-20 00:41:46,667 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure external_alloc [2019-11-20 00:41:46,667 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_running [2019-11-20 00:41:46,667 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dma_alloc_attrs [2019-11-20 00:41:46,668 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure at91ether_remove [2019-11-20 00:41:46,668 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_dma_direction [2019-11-20 00:41:46,668 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure eth_change_mtu [2019-11-20 00:41:46,668 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_netdev [2019-11-20 00:41:46,668 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __phys_addr [2019-11-20 00:41:46,668 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2019-11-20 00:41:46,668 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure eth_mac_addr [2019-11-20 00:41:46,668 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netdev_priv [2019-11-20 00:41:46,669 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_set_remove [2019-11-20 00:41:46,669 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netdev_get_tx_queue [2019-11-20 00:41:46,669 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure at91ether_poll_controller [2019-11-20 00:41:46,669 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure clk_enable [2019-11-20 00:41:46,669 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2019-11-20 00:41:46,669 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure macb_ioctl [2019-11-20 00:41:46,669 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure eth_validate_addr [2019-11-20 00:41:46,670 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure arch_irqs_disabled_flags [2019-11-20 00:41:46,670 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_stop_queue [2019-11-20 00:41:46,670 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __readl [2019-11-20 00:41:46,670 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure arch_local_save_flags [2019-11-20 00:41:46,670 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure unregister_netdev [2019-11-20 00:41:46,670 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2019-11-20 00:41:46,671 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure clk_disable [2019-11-20 00:41:46,697 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 235 nodes and edges [2019-11-20 00:41:46,701 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 77 nodes and edges [2019-11-20 00:41:46,704 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2019-11-20 00:41:46,708 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 00:41:46,941 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_14580c45-31ea-41a4-aec5-54d6b1176c90/bin/ukojak/witness.graphml [2019-11-20 00:41:46,941 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 00:41:46,942 INFO L168 Benchmark]: Toolchain (without parser) took 59447.73 ms. Allocated memory was 1.0 GB in the beginning and 2.4 GB in the end (delta: 1.4 GB). Free memory was 933.8 MB in the beginning and 2.2 GB in the end (delta: -1.2 GB). Peak memory consumption was 190.7 MB. Max. memory is 11.5 GB. [2019-11-20 00:41:46,943 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 00:41:46,943 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2003.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 933.8 MB in the beginning and 985.1 MB in the end (delta: -51.2 MB). Peak memory consumption was 109.3 MB. Max. memory is 11.5 GB. [2019-11-20 00:41:46,943 INFO L168 Benchmark]: Boogie Procedure Inliner took 114.18 ms. Allocated memory is still 1.2 GB. Free memory was 985.1 MB in the beginning and 974.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-20 00:41:46,944 INFO L168 Benchmark]: Boogie Preprocessor took 141.97 ms. Allocated memory is still 1.2 GB. Free memory was 974.3 MB in the beginning and 963.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-20 00:41:46,944 INFO L168 Benchmark]: RCFGBuilder took 3969.73 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 70.8 MB). Free memory was 963.6 MB in the beginning and 1.1 GB in the end (delta: -110.0 MB). Peak memory consumption was 121.8 MB. Max. memory is 11.5 GB. [2019-11-20 00:41:46,945 INFO L168 Benchmark]: CodeCheck took 52931.97 ms. Allocated memory was 1.2 GB in the beginning and 2.4 GB in the end (delta: 1.2 GB). Free memory was 1.1 GB in the beginning and 2.2 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2019-11-20 00:41:46,947 INFO L168 Benchmark]: Witness Printer took 282.60 ms. Allocated memory is still 2.4 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 11.5 GB. [2019-11-20 00:41:46,949 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 39 procedures, 413 locations, 1 error locations. Result: SAFE, OverallTime: 51.2s, OverallIterations: 170, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 105695160 SDtfs, 1031761852 SDslu, 173961848 SDs, 0 SdLazy, 520222648 SolverSat, 176389052 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 261.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 141556 GetRequests, 140680 SyntacticMatches, 474 SemanticMatches, 402 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93330 ImplicationChecksByTransitivity, 34.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.7s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 8.1s InterpolantComputationTime, 10594 NumberOfCodeBlocks, 10594 NumberOfCodeBlocksAsserted, 169 NumberOfCheckSat, 10425 ConstructedInterpolants, 0 QuantifiedInterpolants, 1326429 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 169 InterpolantComputations, 131 PerfectInterpolantSequences, 8317/8646 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: 5822]: 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: 5419]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6885]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5936]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6544]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6621]: Loop Invariant Derived loop invariant: (!(last_index == 0) || !(ldv_state_variable_0 == 0)) || ldv_state_variable_1 == 0 - InvariantResult [Line: 5631]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6797]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6786]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6458]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6436]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6190]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5955]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6204]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5448]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6928]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6167]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6159]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6035]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5602]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6092]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5825]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6082]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6043]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5898]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6124]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6204]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5389]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7276]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6936]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5448]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6408]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7319]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5993]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5689]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6204]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5631]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6218]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6986]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6535]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: last_index == 0 - InvariantResult [Line: 7110]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6099]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6437]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5509]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5919]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6613]: Loop Invariant Derived loop invariant: (!(last_index == 0) || ldv_state_variable_1 == 0) || !(ldv_state_variable_0 == 0) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7145]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6593]: Loop Invariant Derived loop invariant: !(ldv_state_variable_1 == 0) || !(last_index == 0) - InvariantResult [Line: 6119]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6171]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6535]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6954]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7000]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6959]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5733]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5612]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2003.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 933.8 MB in the beginning and 985.1 MB in the end (delta: -51.2 MB). Peak memory consumption was 109.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 114.18 ms. Allocated memory is still 1.2 GB. Free memory was 985.1 MB in the beginning and 974.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 141.97 ms. Allocated memory is still 1.2 GB. Free memory was 974.3 MB in the beginning and 963.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3969.73 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 70.8 MB). Free memory was 963.6 MB in the beginning and 1.1 GB in the end (delta: -110.0 MB). Peak memory consumption was 121.8 MB. Max. memory is 11.5 GB. * CodeCheck took 52931.97 ms. Allocated memory was 1.2 GB in the beginning and 2.4 GB in the end (delta: 1.2 GB). Free memory was 1.1 GB in the beginning and 2.2 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. * Witness Printer took 282.60 ms. Allocated memory is still 2.4 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...