./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-32_7a-drivers--net--arcnet--com90xx.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_496f0abd-efa0-4141-82fa-dc81a0d18bac/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_496f0abd-efa0-4141-82fa-dc81a0d18bac/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_496f0abd-efa0-4141-82fa-dc81a0d18bac/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_496f0abd-efa0-4141-82fa-dc81a0d18bac/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-32_7a-drivers--net--arcnet--com90xx.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_496f0abd-efa0-4141-82fa-dc81a0d18bac/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_496f0abd-efa0-4141-82fa-dc81a0d18bac/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 6a5fab76f90ca9846344e1af994c7647a336b4a7 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-01 14:44:59,524 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 14:44:59,525 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 14:44:59,535 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 14:44:59,535 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 14:44:59,536 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 14:44:59,536 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 14:44:59,538 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 14:44:59,539 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 14:44:59,540 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 14:44:59,540 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 14:44:59,541 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 14:44:59,541 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 14:44:59,542 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 14:44:59,543 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 14:44:59,543 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 14:44:59,544 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 14:44:59,544 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 14:44:59,546 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 14:44:59,547 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 14:44:59,548 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 14:44:59,549 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 14:44:59,550 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 14:44:59,551 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 14:44:59,553 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 14:44:59,553 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 14:44:59,553 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 14:44:59,554 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 14:44:59,554 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 14:44:59,554 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 14:44:59,555 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 14:44:59,555 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 14:44:59,556 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 14:44:59,556 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 14:44:59,557 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 14:44:59,557 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 14:44:59,558 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 14:44:59,558 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 14:44:59,558 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 14:44:59,559 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 14:44:59,560 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 14:44:59,560 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_496f0abd-efa0-4141-82fa-dc81a0d18bac/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2019-12-01 14:44:59,573 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 14:44:59,573 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 14:44:59,574 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 14:44:59,574 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 14:44:59,574 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 14:44:59,575 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 14:44:59,575 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 14:44:59,575 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 14:44:59,575 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 14:44:59,575 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 14:44:59,576 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 14:44:59,576 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 14:44:59,576 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 14:44:59,576 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 14:44:59,576 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 14:44:59,576 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 14:44:59,577 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 14:44:59,577 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 14:44:59,577 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 14:44:59,577 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 14:44:59,577 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 14:44:59,578 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 14:44:59,578 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 14:44:59,578 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 14:44:59,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 14:44:59,578 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 14:44:59,578 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-01 14:44:59,579 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_496f0abd-efa0-4141-82fa-dc81a0d18bac/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 -> 6a5fab76f90ca9846344e1af994c7647a336b4a7 [2019-12-01 14:44:59,692 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 14:44:59,703 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 14:44:59,706 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 14:44:59,707 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 14:44:59,707 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 14:44:59,708 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_496f0abd-efa0-4141-82fa-dc81a0d18bac/bin/ukojak/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-32_7a-drivers--net--arcnet--com90xx.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2019-12-01 14:44:59,749 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_496f0abd-efa0-4141-82fa-dc81a0d18bac/bin/ukojak/data/790ffb099/b2990beeb24d4b9bb06e443dbd2e4b6d/FLAGb9782732d [2019-12-01 14:45:00,297 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 14:45:00,298 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_496f0abd-efa0-4141-82fa-dc81a0d18bac/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-32_7a-drivers--net--arcnet--com90xx.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2019-12-01 14:45:00,319 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_496f0abd-efa0-4141-82fa-dc81a0d18bac/bin/ukojak/data/790ffb099/b2990beeb24d4b9bb06e443dbd2e4b6d/FLAGb9782732d [2019-12-01 14:45:00,779 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_496f0abd-efa0-4141-82fa-dc81a0d18bac/bin/ukojak/data/790ffb099/b2990beeb24d4b9bb06e443dbd2e4b6d [2019-12-01 14:45:00,781 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 14:45:00,782 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 14:45:00,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 14:45:00,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 14:45:00,785 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 14:45:00,786 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 02:45:00" (1/1) ... [2019-12-01 14:45:00,788 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73f17ed6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:45:00, skipping insertion in model container [2019-12-01 14:45:00,788 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 02:45:00" (1/1) ... [2019-12-01 14:45:00,793 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 14:45:00,853 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 14:45:01,428 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 14:45:01,438 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 14:45:01,549 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 14:45:01,591 INFO L208 MainTranslator]: Completed translation [2019-12-01 14:45:01,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:45:01 WrapperNode [2019-12-01 14:45:01,592 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 14:45:01,592 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 14:45:01,592 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 14:45:01,592 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 14:45:01,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:45:01" (1/1) ... [2019-12-01 14:45:01,625 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:45:01" (1/1) ... [2019-12-01 14:45:01,666 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 14:45:01,667 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 14:45:01,667 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 14:45:01,667 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 14:45:01,673 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:45:01" (1/1) ... [2019-12-01 14:45:01,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:45:01" (1/1) ... [2019-12-01 14:45:01,683 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:45:01" (1/1) ... [2019-12-01 14:45:01,683 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:45:01" (1/1) ... [2019-12-01 14:45:01,711 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:45:01" (1/1) ... [2019-12-01 14:45:01,718 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:45:01" (1/1) ... [2019-12-01 14:45:01,723 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:45:01" (1/1) ... [2019-12-01 14:45:01,732 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 14:45:01,732 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 14:45:01,732 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 14:45:01,732 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 14:45:01,733 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:45:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_496f0abd-efa0-4141-82fa-dc81a0d18bac/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 [2019-12-01 14:45:01,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-01 14:45:01,783 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-12-01 14:45:01,783 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-12-01 14:45:01,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-12-01 14:45:01,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-12-01 14:45:01,784 INFO L130 BoogieDeclarations]: Found specification of procedure check_mirror [2019-12-01 14:45:01,784 INFO L138 BoogieDeclarations]: Found implementation of procedure check_mirror [2019-12-01 14:45:01,784 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2019-12-01 14:45:01,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2019-12-01 14:45:01,784 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-12-01 14:45:01,784 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-12-01 14:45:01,784 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-12-01 14:45:01,785 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-12-01 14:45:01,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-01 14:45:01,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-12-01 14:45:01,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-12-01 14:45:01,785 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-12-01 14:45:01,785 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-12-01 14:45:01,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-12-01 14:45:01,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-12-01 14:45:01,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 14:45:01,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-12-01 14:45:01,786 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2019-12-01 14:45:01,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2019-12-01 14:45:01,786 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-01 14:45:01,786 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2019-12-01 14:45:01,786 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2019-12-01 14:45:01,786 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-12-01 14:45:01,786 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-12-01 14:45:01,787 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2019-12-01 14:45:01,787 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2019-12-01 14:45:01,787 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-12-01 14:45:01,787 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-12-01 14:45:01,787 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-12-01 14:45:01,787 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-12-01 14:45:01,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-01 14:45:01,787 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2019-12-01 14:45:01,788 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2019-12-01 14:45:01,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2019-12-01 14:45:01,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2019-12-01 14:45:01,788 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2019-12-01 14:45:01,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2019-12-01 14:45:01,788 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2019-12-01 14:45:01,788 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2019-12-01 14:45:01,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 14:45:01,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 14:45:04,779 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 14:45:04,779 INFO L287 CfgBuilder]: Removed 38 assume(true) statements. [2019-12-01 14:45:04,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 02:45:04 BoogieIcfgContainer [2019-12-01 14:45:04,780 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 14:45:04,780 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 14:45:04,780 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 14:45:04,787 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 14:45:04,787 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 02:45:04" (1/1) ... [2019-12-01 14:45:04,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 14:45:04,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:04,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 251 states and 361 transitions. [2019-12-01 14:45:04,824 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 361 transitions. [2019-12-01 14:45:04,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-01 14:45:04,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:04,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:05,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 14:45:05,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:05,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 250 states and 356 transitions. [2019-12-01 14:45:05,089 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 356 transitions. [2019-12-01 14:45:05,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-01 14:45:05,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:05,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:05,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 14:45:05,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:05,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 250 states and 355 transitions. [2019-12-01 14:45:05,582 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 355 transitions. [2019-12-01 14:45:05,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-01 14:45:05,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:05,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:05,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 14:45:06,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:06,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 253 states and 363 transitions. [2019-12-01 14:45:06,133 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 363 transitions. [2019-12-01 14:45:06,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-01 14:45:06,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:06,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:06,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 14:45:06,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:06,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 257 states and 372 transitions. [2019-12-01 14:45:06,799 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 372 transitions. [2019-12-01 14:45:06,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-01 14:45:06,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:06,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:06,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 14:45:07,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:07,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 262 states and 382 transitions. [2019-12-01 14:45:07,819 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 382 transitions. [2019-12-01 14:45:07,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-01 14:45:07,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:07,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:07,934 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 14:45:08,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:08,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 264 states and 388 transitions. [2019-12-01 14:45:08,705 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 388 transitions. [2019-12-01 14:45:08,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-12-01 14:45:08,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:08,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:08,756 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-01 14:45:08,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:08,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 264 states and 387 transitions. [2019-12-01 14:45:08,767 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 387 transitions. [2019-12-01 14:45:08,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-01 14:45:08,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:08,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:08,818 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-01 14:45:08,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:08,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 264 states and 386 transitions. [2019-12-01 14:45:08,838 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 386 transitions. [2019-12-01 14:45:08,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-01 14:45:08,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:08,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:08,889 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-01 14:45:08,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:08,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 264 states and 385 transitions. [2019-12-01 14:45:08,910 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 385 transitions. [2019-12-01 14:45:08,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-12-01 14:45:08,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:08,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:08,971 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 14:45:08,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:08,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 269 states and 393 transitions. [2019-12-01 14:45:08,981 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 393 transitions. [2019-12-01 14:45:08,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-01 14:45:08,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:09,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:09,061 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 14:45:09,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:09,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 269 states and 392 transitions. [2019-12-01 14:45:09,858 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 392 transitions. [2019-12-01 14:45:09,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-01 14:45:09,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:09,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:09,932 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 14:45:09,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:09,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 274 states and 400 transitions. [2019-12-01 14:45:09,950 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 400 transitions. [2019-12-01 14:45:09,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-01 14:45:09,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:09,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:10,039 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 14:45:10,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:10,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 275 states and 402 transitions. [2019-12-01 14:45:10,083 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 402 transitions. [2019-12-01 14:45:10,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-01 14:45:10,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:10,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:10,133 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 14:45:10,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:10,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 280 states and 410 transitions. [2019-12-01 14:45:10,148 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 410 transitions. [2019-12-01 14:45:10,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-01 14:45:10,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:10,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:10,250 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 14:45:10,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:10,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 281 states and 411 transitions. [2019-12-01 14:45:10,343 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 411 transitions. [2019-12-01 14:45:10,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-01 14:45:10,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:10,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:10,436 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 14:45:11,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:11,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 281 states and 410 transitions. [2019-12-01 14:45:11,761 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 410 transitions. [2019-12-01 14:45:11,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-01 14:45:11,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:11,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:11,846 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 14:45:11,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:11,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 282 states and 412 transitions. [2019-12-01 14:45:11,901 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 412 transitions. [2019-12-01 14:45:11,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-01 14:45:11,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:11,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:12,001 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 14:45:12,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:12,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 283 states and 413 transitions. [2019-12-01 14:45:12,106 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 413 transitions. [2019-12-01 14:45:12,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-01 14:45:12,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:12,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:12,175 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 14:45:13,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:13,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 288 states and 422 transitions. [2019-12-01 14:45:13,255 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 422 transitions. [2019-12-01 14:45:13,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-01 14:45:13,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:13,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:13,316 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 14:45:14,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:14,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 293 states and 431 transitions. [2019-12-01 14:45:14,520 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 431 transitions. [2019-12-01 14:45:14,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-01 14:45:14,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:14,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:14,566 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 14:45:15,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:15,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 298 states and 440 transitions. [2019-12-01 14:45:15,918 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 440 transitions. [2019-12-01 14:45:15,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-01 14:45:15,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:15,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:15,967 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 14:45:15,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:15,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 307 states and 458 transitions. [2019-12-01 14:45:15,979 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 458 transitions. [2019-12-01 14:45:15,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-12-01 14:45:15,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:16,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:16,028 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 14:45:16,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:16,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 316 states and 476 transitions. [2019-12-01 14:45:16,049 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 476 transitions. [2019-12-01 14:45:16,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-01 14:45:16,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:16,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:16,108 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 14:45:16,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:16,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 325 states and 494 transitions. [2019-12-01 14:45:16,129 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 494 transitions. [2019-12-01 14:45:16,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-01 14:45:16,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:16,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:16,199 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 14:45:16,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:16,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 331 states and 506 transitions. [2019-12-01 14:45:16,217 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 506 transitions. [2019-12-01 14:45:16,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-01 14:45:16,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:16,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:16,322 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 14:45:16,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:16,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 335 states and 513 transitions. [2019-12-01 14:45:16,334 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 513 transitions. [2019-12-01 14:45:16,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-01 14:45:16,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:16,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:16,384 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 14:45:16,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:16,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 341 states and 525 transitions. [2019-12-01 14:45:16,405 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 525 transitions. [2019-12-01 14:45:16,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-12-01 14:45:16,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:16,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:16,458 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 14:45:16,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:16,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 345 states and 532 transitions. [2019-12-01 14:45:16,476 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 532 transitions. [2019-12-01 14:45:16,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-01 14:45:16,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:16,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:16,529 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-01 14:45:16,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:16,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 346 states and 533 transitions. [2019-12-01 14:45:16,547 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 533 transitions. [2019-12-01 14:45:16,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-01 14:45:16,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:16,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:16,604 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 14:45:16,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:16,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 348 states and 535 transitions. [2019-12-01 14:45:16,617 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 535 transitions. [2019-12-01 14:45:16,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-01 14:45:16,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:16,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:16,672 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-01 14:45:16,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:16,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 354 states and 547 transitions. [2019-12-01 14:45:16,694 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 547 transitions. [2019-12-01 14:45:16,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-01 14:45:16,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:16,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:16,756 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 14:45:16,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:16,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 358 states and 554 transitions. [2019-12-01 14:45:16,773 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 554 transitions. [2019-12-01 14:45:16,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-12-01 14:45:16,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:16,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:16,823 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-01 14:45:16,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:16,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 359 states and 555 transitions. [2019-12-01 14:45:16,840 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 555 transitions. [2019-12-01 14:45:16,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-12-01 14:45:16,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:16,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:16,889 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 14:45:16,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:16,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 361 states and 557 transitions. [2019-12-01 14:45:16,902 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 557 transitions. [2019-12-01 14:45:16,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-01 14:45:16,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:16,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:16,963 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-01 14:45:16,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:16,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 362 states and 558 transitions. [2019-12-01 14:45:16,976 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 558 transitions. [2019-12-01 14:45:16,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-01 14:45:16,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:16,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:17,023 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 14:45:17,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:17,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 364 states and 560 transitions. [2019-12-01 14:45:17,038 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 560 transitions. [2019-12-01 14:45:17,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-01 14:45:17,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:17,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:17,077 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 14:45:17,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:17,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 364 states and 559 transitions. [2019-12-01 14:45:17,206 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 559 transitions. [2019-12-01 14:45:17,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-01 14:45:17,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:17,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:17,255 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 14:45:17,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:17,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 369 states and 567 transitions. [2019-12-01 14:45:17,267 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 567 transitions. [2019-12-01 14:45:17,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-01 14:45:17,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:17,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:17,316 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-12-01 14:45:17,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:17,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 374 states and 574 transitions. [2019-12-01 14:45:17,331 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 574 transitions. [2019-12-01 14:45:17,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-01 14:45:17,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:17,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:17,388 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 14:45:17,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:17,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 356 states and 543 transitions. [2019-12-01 14:45:17,427 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 543 transitions. [2019-12-01 14:45:17,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-01 14:45:17,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:17,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:17,479 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 14:45:17,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:17,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 361 states and 551 transitions. [2019-12-01 14:45:17,494 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 551 transitions. [2019-12-01 14:45:17,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-01 14:45:17,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:17,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:17,548 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-12-01 14:45:17,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:17,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 366 states and 558 transitions. [2019-12-01 14:45:17,569 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 558 transitions. [2019-12-01 14:45:17,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-01 14:45:17,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:17,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:17,617 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 14:45:17,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:17,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 348 states and 527 transitions. [2019-12-01 14:45:17,632 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 527 transitions. [2019-12-01 14:45:17,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-01 14:45:17,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:17,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:17,678 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 14:45:17,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:17,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 354 states and 538 transitions. [2019-12-01 14:45:17,692 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 538 transitions. [2019-12-01 14:45:17,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-01 14:45:17,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:17,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:17,741 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 14:45:17,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:17,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 359 states and 546 transitions. [2019-12-01 14:45:17,756 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 546 transitions. [2019-12-01 14:45:17,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-01 14:45:17,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:17,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:17,801 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-12-01 14:45:17,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:17,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 364 states and 553 transitions. [2019-12-01 14:45:17,821 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 553 transitions. [2019-12-01 14:45:17,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-01 14:45:17,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:17,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:17,869 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 14:45:17,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:17,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 346 states and 522 transitions. [2019-12-01 14:45:17,885 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 522 transitions. [2019-12-01 14:45:17,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-01 14:45:17,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:17,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:17,930 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 14:45:17,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:17,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 352 states and 533 transitions. [2019-12-01 14:45:17,950 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 533 transitions. [2019-12-01 14:45:17,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-01 14:45:17,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:17,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:17,993 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 14:45:18,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:18,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 358 states and 541 transitions. [2019-12-01 14:45:18,009 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 541 transitions. [2019-12-01 14:45:18,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-01 14:45:18,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:18,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:18,059 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 14:45:18,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:18,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 364 states and 552 transitions. [2019-12-01 14:45:18,079 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 552 transitions. [2019-12-01 14:45:18,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-01 14:45:18,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:18,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:18,123 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 14:45:18,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:18,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 370 states and 560 transitions. [2019-12-01 14:45:18,151 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 560 transitions. [2019-12-01 14:45:18,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-12-01 14:45:18,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:18,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:18,195 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 14:45:18,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:18,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 376 states and 568 transitions. [2019-12-01 14:45:18,221 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 568 transitions. [2019-12-01 14:45:18,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-12-01 14:45:18,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:18,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:18,267 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 14:45:18,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:18,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 382 states and 577 transitions. [2019-12-01 14:45:18,283 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 577 transitions. [2019-12-01 14:45:18,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-12-01 14:45:18,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:18,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:18,330 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 14:45:18,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:18,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 388 states and 586 transitions. [2019-12-01 14:45:18,355 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 586 transitions. [2019-12-01 14:45:18,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-12-01 14:45:18,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:18,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:18,399 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 14:45:19,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:19,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 393 states and 595 transitions. [2019-12-01 14:45:19,842 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 595 transitions. [2019-12-01 14:45:19,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-12-01 14:45:19,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:19,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:19,888 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-01 14:45:19,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:19,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 399 states and 604 transitions. [2019-12-01 14:45:19,913 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 604 transitions. [2019-12-01 14:45:19,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-12-01 14:45:19,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:19,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:19,965 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-12-01 14:45:19,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:19,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 405 states and 613 transitions. [2019-12-01 14:45:19,979 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 613 transitions. [2019-12-01 14:45:19,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-12-01 14:45:19,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:20,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:20,029 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-12-01 14:45:20,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:20,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 411 states and 622 transitions. [2019-12-01 14:45:20,048 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 622 transitions. [2019-12-01 14:45:20,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-12-01 14:45:20,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:20,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:20,102 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-12-01 14:45:20,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:20,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 417 states and 631 transitions. [2019-12-01 14:45:20,126 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 631 transitions. [2019-12-01 14:45:20,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-12-01 14:45:20,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:20,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:20,174 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 14:45:20,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:20,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 429 states and 648 transitions. [2019-12-01 14:45:20,197 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 648 transitions. [2019-12-01 14:45:20,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-12-01 14:45:20,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:20,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:20,317 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 14:45:20,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:20,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 438 states and 667 transitions. [2019-12-01 14:45:20,655 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 667 transitions. [2019-12-01 14:45:20,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-12-01 14:45:20,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:20,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:20,732 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-01 14:45:20,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:20,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 445 states and 678 transitions. [2019-12-01 14:45:20,750 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 678 transitions. [2019-12-01 14:45:20,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-12-01 14:45:20,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:20,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:20,796 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 14:45:20,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:20,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 457 states and 695 transitions. [2019-12-01 14:45:20,836 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 695 transitions. [2019-12-01 14:45:20,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-12-01 14:45:20,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:20,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:20,885 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-01 14:45:21,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:21,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 465 states and 710 transitions. [2019-12-01 14:45:21,099 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 710 transitions. [2019-12-01 14:45:21,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-12-01 14:45:21,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:21,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:21,150 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-01 14:45:21,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:21,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 472 states and 721 transitions. [2019-12-01 14:45:21,171 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 721 transitions. [2019-12-01 14:45:21,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-12-01 14:45:21,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:21,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:21,219 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-01 14:45:21,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:21,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 484 states and 738 transitions. [2019-12-01 14:45:21,258 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 738 transitions. [2019-12-01 14:45:21,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-12-01 14:45:21,258 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:21,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:21,306 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-01 14:45:21,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:21,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 492 states and 753 transitions. [2019-12-01 14:45:21,536 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 753 transitions. [2019-12-01 14:45:21,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-12-01 14:45:21,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:21,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:21,586 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-01 14:45:21,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:21,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 499 states and 764 transitions. [2019-12-01 14:45:21,610 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 764 transitions. [2019-12-01 14:45:21,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-12-01 14:45:21,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:21,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:21,660 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-12-01 14:45:21,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:21,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 510 states and 782 transitions. [2019-12-01 14:45:21,687 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 782 transitions. [2019-12-01 14:45:21,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-12-01 14:45:21,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:21,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:21,741 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-01 14:45:21,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:21,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 518 states and 797 transitions. [2019-12-01 14:45:21,880 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 797 transitions. [2019-12-01 14:45:21,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-12-01 14:45:21,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:21,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:21,930 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-12-01 14:45:21,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:21,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 521 states and 802 transitions. [2019-12-01 14:45:21,949 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 802 transitions. [2019-12-01 14:45:21,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-12-01 14:45:21,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:21,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:21,998 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-12-01 14:45:22,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:22,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 532 states and 820 transitions. [2019-12-01 14:45:22,028 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 820 transitions. [2019-12-01 14:45:22,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-12-01 14:45:22,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:22,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:22,070 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 14:45:22,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:22,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 533 states and 821 transitions. [2019-12-01 14:45:22,086 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 821 transitions. [2019-12-01 14:45:22,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-12-01 14:45:22,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:22,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:22,144 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-12-01 14:45:22,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:22,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 536 states and 826 transitions. [2019-12-01 14:45:22,160 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 826 transitions. [2019-12-01 14:45:22,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-12-01 14:45:22,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:22,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:22,225 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-12-01 14:45:22,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:22,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 547 states and 844 transitions. [2019-12-01 14:45:22,267 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 844 transitions. [2019-12-01 14:45:22,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-12-01 14:45:22,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:22,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:22,357 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-12-01 14:45:22,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:22,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 550 states and 849 transitions. [2019-12-01 14:45:22,373 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 849 transitions. [2019-12-01 14:45:22,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-12-01 14:45:22,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:22,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:22,424 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-01 14:45:22,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:22,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 520 states and 799 transitions. [2019-12-01 14:45:22,437 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 799 transitions. [2019-12-01 14:45:22,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-12-01 14:45:22,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:22,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:22,481 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-12-01 14:45:22,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:22,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 525 states and 807 transitions. [2019-12-01 14:45:22,492 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 807 transitions. [2019-12-01 14:45:22,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-12-01 14:45:22,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:22,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:22,541 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-01 14:45:22,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:22,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 526 states and 808 transitions. [2019-12-01 14:45:22,559 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 808 transitions. [2019-12-01 14:45:22,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-12-01 14:45:22,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:22,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:22,613 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-01 14:45:22,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:22,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 496 states and 758 transitions. [2019-12-01 14:45:22,629 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 758 transitions. [2019-12-01 14:45:22,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-12-01 14:45:22,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:22,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:22,675 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-01 14:45:22,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:22,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 501 states and 766 transitions. [2019-12-01 14:45:22,699 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 766 transitions. [2019-12-01 14:45:22,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-12-01 14:45:22,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:22,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:22,750 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-01 14:45:22,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:22,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 502 states and 767 transitions. [2019-12-01 14:45:22,768 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 767 transitions. [2019-12-01 14:45:22,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-12-01 14:45:22,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:22,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:22,822 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-01 14:45:22,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:22,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 472 states and 717 transitions. [2019-12-01 14:45:22,839 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 717 transitions. [2019-12-01 14:45:22,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-12-01 14:45:22,840 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:22,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:22,889 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-01 14:45:22,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:22,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 473 states and 718 transitions. [2019-12-01 14:45:22,904 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 718 transitions. [2019-12-01 14:45:22,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-12-01 14:45:22,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:22,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:22,949 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-01 14:45:22,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:22,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 475 states and 720 transitions. [2019-12-01 14:45:22,963 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 720 transitions. [2019-12-01 14:45:22,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-12-01 14:45:22,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:22,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:23,014 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 14:45:23,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:23,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 480 states and 728 transitions. [2019-12-01 14:45:23,034 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 728 transitions. [2019-12-01 14:45:23,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-12-01 14:45:23,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:23,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:23,086 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 14:45:23,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:23,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 485 states and 736 transitions. [2019-12-01 14:45:23,106 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 736 transitions. [2019-12-01 14:45:23,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-12-01 14:45:23,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:23,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:23,158 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 14:45:23,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:23,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 490 states and 744 transitions. [2019-12-01 14:45:23,181 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 744 transitions. [2019-12-01 14:45:23,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-12-01 14:45:23,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:23,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:23,348 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-01 14:45:27,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:27,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 507 states and 778 transitions. [2019-12-01 14:45:27,033 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 778 transitions. [2019-12-01 14:45:27,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-12-01 14:45:27,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:27,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:27,101 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-12-01 14:45:27,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:27,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 508 states and 779 transitions. [2019-12-01 14:45:27,119 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 779 transitions. [2019-12-01 14:45:27,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-12-01 14:45:27,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:27,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:27,179 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-12-01 14:45:27,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:27,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 510 states and 781 transitions. [2019-12-01 14:45:27,198 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 781 transitions. [2019-12-01 14:45:27,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-12-01 14:45:27,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:27,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:27,262 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-01 14:45:27,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:27,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 519 states and 797 transitions. [2019-12-01 14:45:27,553 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 797 transitions. [2019-12-01 14:45:27,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-12-01 14:45:27,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:27,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:27,612 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-12-01 14:45:27,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:27,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 521 states and 799 transitions. [2019-12-01 14:45:27,633 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 799 transitions. [2019-12-01 14:45:27,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-12-01 14:45:27,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:27,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:27,710 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-01 14:45:28,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:28,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 530 states and 815 transitions. [2019-12-01 14:45:28,036 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 815 transitions. [2019-12-01 14:45:28,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-12-01 14:45:28,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:28,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:28,126 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-12-01 14:45:28,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:28,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 532 states and 817 transitions. [2019-12-01 14:45:28,148 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 817 transitions. [2019-12-01 14:45:28,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-12-01 14:45:28,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:28,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:28,207 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-01 14:45:28,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:28,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 541 states and 833 transitions. [2019-12-01 14:45:28,390 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 833 transitions. [2019-12-01 14:45:28,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2019-12-01 14:45:28,391 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:28,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:28,477 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2019-12-01 14:45:28,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:28,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 561 states and 867 transitions. [2019-12-01 14:45:28,511 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 867 transitions. [2019-12-01 14:45:28,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-12-01 14:45:28,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:28,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:28,598 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2019-12-01 14:45:28,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:28,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 581 states and 901 transitions. [2019-12-01 14:45:28,653 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 901 transitions. [2019-12-01 14:45:28,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2019-12-01 14:45:28,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:28,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:28,754 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2019-12-01 14:45:28,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:28,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 601 states and 935 transitions. [2019-12-01 14:45:28,817 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 935 transitions. [2019-12-01 14:45:28,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-12-01 14:45:28,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:28,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:28,906 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2019-12-01 14:45:28,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:28,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 605 states and 941 transitions. [2019-12-01 14:45:28,927 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 941 transitions. [2019-12-01 14:45:28,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-12-01 14:45:28,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:28,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:29,016 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2019-12-01 14:45:29,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:29,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 609 states and 947 transitions. [2019-12-01 14:45:29,039 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 947 transitions. [2019-12-01 14:45:29,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-12-01 14:45:29,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:29,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:29,126 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2019-12-01 14:45:29,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:29,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 613 states and 953 transitions. [2019-12-01 14:45:29,148 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 953 transitions. [2019-12-01 14:45:29,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-12-01 14:45:29,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:29,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:29,243 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2019-12-01 14:45:29,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:29,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 619 states and 962 transitions. [2019-12-01 14:45:29,265 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 962 transitions. [2019-12-01 14:45:29,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-12-01 14:45:29,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:29,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:29,378 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2019-12-01 14:45:29,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:29,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 622 states and 966 transitions. [2019-12-01 14:45:29,399 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 966 transitions. [2019-12-01 14:45:29,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-12-01 14:45:29,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:29,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:29,520 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2019-12-01 14:45:29,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:29,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 628 states and 975 transitions. [2019-12-01 14:45:29,548 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 975 transitions. [2019-12-01 14:45:29,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-12-01 14:45:29,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:29,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:29,634 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2019-12-01 14:45:29,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:29,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 631 states and 979 transitions. [2019-12-01 14:45:29,659 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 979 transitions. [2019-12-01 14:45:29,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-12-01 14:45:29,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:29,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:29,748 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2019-12-01 14:45:29,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:29,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 637 states and 988 transitions. [2019-12-01 14:45:29,778 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 988 transitions. [2019-12-01 14:45:29,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-12-01 14:45:29,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:29,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:29,862 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2019-12-01 14:45:29,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:29,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 640 states and 992 transitions. [2019-12-01 14:45:29,886 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 992 transitions. [2019-12-01 14:45:29,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-12-01 14:45:29,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:29,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:29,976 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2019-12-01 14:45:29,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:29,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 643 states and 996 transitions. [2019-12-01 14:45:29,996 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 996 transitions. [2019-12-01 14:45:29,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-12-01 14:45:29,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:30,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:30,086 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2019-12-01 14:45:30,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:30,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 646 states and 1000 transitions. [2019-12-01 14:45:30,110 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1000 transitions. [2019-12-01 14:45:30,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-12-01 14:45:30,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:30,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:30,327 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2019-12-01 14:45:30,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:30,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 675 states and 1056 transitions. [2019-12-01 14:45:30,718 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1056 transitions. [2019-12-01 14:45:30,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-12-01 14:45:30,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:30,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:30,814 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2019-12-01 14:45:31,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:31,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1595 states to 691 states and 1085 transitions. [2019-12-01 14:45:31,110 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1085 transitions. [2019-12-01 14:45:31,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-12-01 14:45:31,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:31,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:31,209 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2019-12-01 14:45:31,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:31,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 694 states and 1089 transitions. [2019-12-01 14:45:31,235 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1089 transitions. [2019-12-01 14:45:31,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-12-01 14:45:31,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:31,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:31,336 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2019-12-01 14:45:31,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:31,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 710 states and 1118 transitions. [2019-12-01 14:45:31,707 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1118 transitions. [2019-12-01 14:45:31,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-12-01 14:45:31,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:31,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:31,846 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2019-12-01 14:45:31,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:31,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 712 states and 1120 transitions. [2019-12-01 14:45:31,872 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1120 transitions. [2019-12-01 14:45:31,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2019-12-01 14:45:31,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:31,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:31,966 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2019-12-01 14:45:31,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:31,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 714 states and 1122 transitions. [2019-12-01 14:45:31,992 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1122 transitions. [2019-12-01 14:45:31,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-12-01 14:45:31,993 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:32,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:32,091 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2019-12-01 14:45:32,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:32,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1634 states to 716 states and 1124 transitions. [2019-12-01 14:45:32,117 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1124 transitions. [2019-12-01 14:45:32,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-12-01 14:45:32,118 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:32,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:32,212 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2019-12-01 14:45:32,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:32,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 744 states and 1175 transitions. [2019-12-01 14:45:32,287 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1175 transitions. [2019-12-01 14:45:32,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-12-01 14:45:32,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:32,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:32,380 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2019-12-01 14:45:32,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:32,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 750 states and 1184 transitions. [2019-12-01 14:45:32,410 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1184 transitions. [2019-12-01 14:45:32,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-12-01 14:45:32,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:32,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:32,500 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2019-12-01 14:45:32,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:32,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 756 states and 1193 transitions. [2019-12-01 14:45:32,533 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1193 transitions. [2019-12-01 14:45:32,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-12-01 14:45:32,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:32,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:32,635 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2019-12-01 14:45:32,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:32,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 758 states and 1195 transitions. [2019-12-01 14:45:32,660 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1195 transitions. [2019-12-01 14:45:32,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2019-12-01 14:45:32,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:32,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:32,762 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2019-12-01 14:45:32,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:32,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 760 states and 1197 transitions. [2019-12-01 14:45:32,788 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1197 transitions. [2019-12-01 14:45:32,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-12-01 14:45:32,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 14:45:32,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 14:45:32,891 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2019-12-01 14:45:32,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 14:45:32,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 276 states and 403 transitions. [2019-12-01 14:45:32,917 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 403 transitions. [2019-12-01 14:45:32,917 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-01 14:45:32,917 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 124 iterations. [2019-12-01 14:45:32,924 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-12-01 14:45:33,716 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,719 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,720 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,720 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,720 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,720 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,720 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,720 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,720 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,720 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,720 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,720 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,720 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,720 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,720 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,720 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,720 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,720 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,721 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,721 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,721 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,721 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,721 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,721 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,721 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,721 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,721 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,721 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,721 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,721 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,721 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,722 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,722 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,722 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,722 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,722 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,722 INFO L569 CodeCheckObserver]: Invariant with dag size 19 [2019-12-01 14:45:33,729 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,729 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,730 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,730 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,730 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,730 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,730 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,730 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,730 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,730 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 14:45:33,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 02:45:33 ImpRootNode [2019-12-01 14:45:33,731 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 14:45:33,731 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 14:45:33,731 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 14:45:33,731 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 14:45:33,732 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 02:45:04" (3/4) ... [2019-12-01 14:45:33,734 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-01 14:45:33,738 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netdev_priv [2019-12-01 14:45:33,738 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2019-12-01 14:45:33,738 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure check_mirror [2019-12-01 14:45:33,738 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure iounmap [2019-12-01 14:45:33,738 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __release_region [2019-12-01 14:45:33,739 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2019-12-01 14:45:33,739 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_irq [2019-12-01 14:45:33,739 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure writeb [2019-12-01 14:45:33,739 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __const_udelay [2019-12-01 14:45:33,739 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2019-12-01 14:45:33,739 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ioremap [2019-12-01 14:45:33,739 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __request_region [2019-12-01 14:45:33,739 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2019-12-01 14:45:33,739 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2019-12-01 14:45:33,739 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kzalloc [2019-12-01 14:45:33,739 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure readb [2019-12-01 14:45:33,740 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure inb [2019-12-01 14:45:33,740 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_netdev [2019-12-01 14:45:33,760 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 258 nodes and edges [2019-12-01 14:45:33,762 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 92 nodes and edges [2019-12-01 14:45:33,763 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 36 nodes and edges [2019-12-01 14:45:33,765 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2019-12-01 14:45:33,767 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2019-12-01 14:45:33,768 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-12-01 14:45:33,770 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-01 14:45:33,772 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-01 14:45:33,891 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_496f0abd-efa0-4141-82fa-dc81a0d18bac/bin/ukojak/witness.graphml [2019-12-01 14:45:33,891 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 14:45:33,893 INFO L168 Benchmark]: Toolchain (without parser) took 33110.01 ms. Allocated memory was 1.0 GB in the beginning and 2.4 GB in the end (delta: 1.4 GB). Free memory was 935.6 MB in the beginning and 2.3 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. [2019-12-01 14:45:33,893 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 14:45:33,893 INFO L168 Benchmark]: CACSL2BoogieTranslator took 809.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.1 MB). Free memory was 935.6 MB in the beginning and 1.0 GB in the end (delta: -79.6 MB). Peak memory consumption was 45.3 MB. Max. memory is 11.5 GB. [2019-12-01 14:45:33,893 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.32 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-12-01 14:45:33,894 INFO L168 Benchmark]: Boogie Preprocessor took 65.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 999.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-01 14:45:33,894 INFO L168 Benchmark]: RCFGBuilder took 3047.83 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 73.4 MB). Free memory was 999.1 MB in the beginning and 1.1 GB in the end (delta: -117.1 MB). Peak memory consumption was 182.9 MB. Max. memory is 11.5 GB. [2019-12-01 14:45:33,894 INFO L168 Benchmark]: CodeCheck took 28950.56 ms. Allocated memory was 1.2 GB in the beginning and 2.2 GB in the end (delta: 979.4 MB). Free memory was 1.1 GB in the beginning and 819.3 MB in the end (delta: 296.9 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. [2019-12-01 14:45:33,895 INFO L168 Benchmark]: Witness Printer took 160.20 ms. Allocated memory was 2.2 GB in the beginning and 2.4 GB in the end (delta: 195.0 MB). Free memory was 819.3 MB in the beginning and 2.3 GB in the end (delta: -1.5 GB). Peak memory consumption was 34.6 MB. Max. memory is 11.5 GB. [2019-12-01 14:45:33,896 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 19 procedures, 251 locations, 1 error locations. Result: SAFE, OverallTime: 28.1s, OverallIterations: 124, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 2016136668 SDtfs, 570950080 SDslu, -656796000 SDs, 0 SdLazy, -2045839048 SolverSat, -2118735780 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 468.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 138903 GetRequests, 138578 SyntacticMatches, 7 SemanticMatches, 318 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47210 ImplicationChecksByTransitivity, 13.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 12044 NumberOfCodeBlocks, 12044 NumberOfCodeBlocksAsserted, 123 NumberOfCheckSat, 11921 ConstructedInterpolants, 0 QuantifiedInterpolants, 2992605 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 123 InterpolantComputations, 121 PerfectInterpolantSequences, 4582/4584 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: 5830]: 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: 6198]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4816]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5438]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4816]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5455]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5707]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4816]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4873]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5544]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4816]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5455]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4816]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5753]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4816]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5154]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4816]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5689]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4816]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4816]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5279]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4816]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5554]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5455]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5455]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4816]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6207]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4855]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4706]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5702]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4816]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4816]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5490]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5501]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4718]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5512]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6173]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6161]: Loop Invariant Derived loop invariant: ((((((1 == ldv_mutex_lock && 0 == io) && irq == 0) && com90xx_skip_probe == 0) && shmem == 0) && 1 == ldv_mutex_mutex) && 0 == numcards) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 4816]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5275]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6170]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4816]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4820]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5734]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4816]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4816]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5455]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4816]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 809.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.1 MB). Free memory was 935.6 MB in the beginning and 1.0 GB in the end (delta: -79.6 MB). Peak memory consumption was 45.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 74.32 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 65.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 999.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3047.83 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 73.4 MB). Free memory was 999.1 MB in the beginning and 1.1 GB in the end (delta: -117.1 MB). Peak memory consumption was 182.9 MB. Max. memory is 11.5 GB. * CodeCheck took 28950.56 ms. Allocated memory was 1.2 GB in the beginning and 2.2 GB in the end (delta: 979.4 MB). Free memory was 1.1 GB in the beginning and 819.3 MB in the end (delta: 296.9 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. * Witness Printer took 160.20 ms. Allocated memory was 2.2 GB in the beginning and 2.4 GB in the end (delta: 195.0 MB). Free memory was 819.3 MB in the beginning and 2.3 GB in the end (delta: -1.5 GB). Peak memory consumption was 34.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...