./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/Toulouse-MultiBranchesToLoop-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b1b74bf0-32fc-4293-8611-24b6a16f3589/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b1b74bf0-32fc-4293-8611-24b6a16f3589/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b1b74bf0-32fc-4293-8611-24b6a16f3589/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b1b74bf0-32fc-4293-8611-24b6a16f3589/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/Toulouse-MultiBranchesToLoop-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b1b74bf0-32fc-4293-8611-24b6a16f3589/bin/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b1b74bf0-32fc-4293-8611-24b6a16f3589/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4f493a0ec5685991b86ced08697f863f174636a1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW) --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-26 02:59:43,507 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:59:43,509 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:59:43,526 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:59:43,526 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:59:43,528 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:59:43,530 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:59:43,538 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:59:43,544 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:59:43,548 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:59:43,549 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:59:43,550 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:59:43,551 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:59:43,553 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:59:43,554 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:59:43,555 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:59:43,556 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:59:43,557 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:59:43,560 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:59:43,564 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:59:43,567 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:59:43,571 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:59:43,572 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:59:43,573 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:59:43,575 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:59:43,576 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:59:43,576 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:59:43,578 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:59:43,578 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:59:43,579 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:59:43,579 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:59:43,580 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:59:43,581 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:59:43,581 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:59:43,582 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:59:43,583 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:59:43,583 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:59:43,583 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:59:43,584 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:59:43,584 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:59:43,586 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:59:43,586 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b1b74bf0-32fc-4293-8611-24b6a16f3589/bin/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf [2019-11-26 02:59:43,610 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:59:43,620 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:59:43,621 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:59:43,621 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:59:43,622 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:59:43,622 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:59:43,622 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:59:43,622 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 02:59:43,623 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:59:43,623 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:59:43,623 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:59:43,623 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:59:43,623 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:59:43,624 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-26 02:59:43,624 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:59:43,624 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:59:43,624 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:59:43,624 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:59:43,626 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:59:43,626 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:59:43,626 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:59:43,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:59:43,627 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:59:43,627 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:59:43,627 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:59:43,627 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:59:43,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:59:43,628 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:59:43,628 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_b1b74bf0-32fc-4293-8611-24b6a16f3589/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 ! overflow) ) 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 -> 4f493a0ec5685991b86ced08697f863f174636a1 [2019-11-26 02:59:43,803 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:59:43,819 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:59:43,823 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:59:43,825 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:59:43,826 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:59:43,826 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b1b74bf0-32fc-4293-8611-24b6a16f3589/bin/ukojak/../../sv-benchmarks/c/termination-crafted/Toulouse-MultiBranchesToLoop-1.c [2019-11-26 02:59:43,887 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b1b74bf0-32fc-4293-8611-24b6a16f3589/bin/ukojak/data/71121d2cc/ab967487276442c5903c0ac52c2d92a0/FLAG763fd7cd8 [2019-11-26 02:59:44,230 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:59:44,231 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b1b74bf0-32fc-4293-8611-24b6a16f3589/sv-benchmarks/c/termination-crafted/Toulouse-MultiBranchesToLoop-1.c [2019-11-26 02:59:44,238 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b1b74bf0-32fc-4293-8611-24b6a16f3589/bin/ukojak/data/71121d2cc/ab967487276442c5903c0ac52c2d92a0/FLAG763fd7cd8 [2019-11-26 02:59:44,628 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b1b74bf0-32fc-4293-8611-24b6a16f3589/bin/ukojak/data/71121d2cc/ab967487276442c5903c0ac52c2d92a0 [2019-11-26 02:59:44,630 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:59:44,631 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:59:44,632 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:59:44,632 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:59:44,636 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:59:44,637 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:59:44" (1/1) ... [2019-11-26 02:59:44,640 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60892c4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:59:44, skipping insertion in model container [2019-11-26 02:59:44,640 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:59:44" (1/1) ... [2019-11-26 02:59:44,647 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:59:44,671 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:59:44,824 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:59:44,828 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:59:44,910 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:59:44,925 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:59:44,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:59:44 WrapperNode [2019-11-26 02:59:44,925 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:59:44,926 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:59:44,926 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:59:44,927 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:59:44,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:59:44" (1/1) ... [2019-11-26 02:59:44,940 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:59:44" (1/1) ... [2019-11-26 02:59:44,960 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:59:44,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:59:44,961 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:59:44,961 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:59:44,970 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:59:44" (1/1) ... [2019-11-26 02:59:44,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:59:44" (1/1) ... [2019-11-26 02:59:44,972 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:59:44" (1/1) ... [2019-11-26 02:59:44,972 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:59:44" (1/1) ... [2019-11-26 02:59:44,975 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:59:44" (1/1) ... [2019-11-26 02:59:44,980 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:59:44" (1/1) ... [2019-11-26 02:59:44,981 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:59:44" (1/1) ... [2019-11-26 02:59:44,983 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:59:44,983 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:59:44,984 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:59:44,984 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:59:44,985 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:59:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1b74bf0-32fc-4293-8611-24b6a16f3589/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:59:45,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:59:45,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:59:45,499 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:59:45,499 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-26 02:59:45,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:59:45 BoogieIcfgContainer [2019-11-26 02:59:45,500 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:59:45,501 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:59:45,501 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:59:45,509 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:59:45,509 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:59:45" (1/1) ... [2019-11-26 02:59:45,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:59:45,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:45,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 83 states and 91 transitions. [2019-11-26 02:59:45,552 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 91 transitions. [2019-11-26 02:59:45,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-11-26 02:59:45,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:45,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:45,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:45,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:45,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 82 states and 90 transitions. [2019-11-26 02:59:45,686 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 90 transitions. [2019-11-26 02:59:45,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-11-26 02:59:45,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:45,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:45,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:45,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:45,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 81 states and 89 transitions. [2019-11-26 02:59:45,769 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 89 transitions. [2019-11-26 02:59:45,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-11-26 02:59:45,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:45,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:45,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:45,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:45,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 80 states and 88 transitions. [2019-11-26 02:59:45,988 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 88 transitions. [2019-11-26 02:59:45,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-11-26 02:59:45,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:45,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:46,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:46,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:46,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 79 states and 87 transitions. [2019-11-26 02:59:46,055 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 87 transitions. [2019-11-26 02:59:46,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-26 02:59:46,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:46,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:46,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:46,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:46,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 80 states and 88 transitions. [2019-11-26 02:59:46,327 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 88 transitions. [2019-11-26 02:59:46,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-26 02:59:46,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:46,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:46,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:46,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:46,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 79 states and 87 transitions. [2019-11-26 02:59:46,384 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 87 transitions. [2019-11-26 02:59:46,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-26 02:59:46,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:46,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:46,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:46,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:46,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 78 states and 86 transitions. [2019-11-26 02:59:46,513 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 86 transitions. [2019-11-26 02:59:46,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-26 02:59:46,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:46,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:46,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:46,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:46,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 77 states and 85 transitions. [2019-11-26 02:59:46,661 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 85 transitions. [2019-11-26 02:59:46,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-26 02:59:46,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:46,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:46,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:46,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:46,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 76 states and 84 transitions. [2019-11-26 02:59:46,747 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 84 transitions. [2019-11-26 02:59:46,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-26 02:59:46,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:46,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:46,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:46,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:46,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 77 states and 85 transitions. [2019-11-26 02:59:46,803 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 85 transitions. [2019-11-26 02:59:46,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-26 02:59:46,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:46,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:46,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:46,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:46,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 76 states and 84 transitions. [2019-11-26 02:59:46,841 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 84 transitions. [2019-11-26 02:59:46,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-26 02:59:46,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:46,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:46,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:46,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:46,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 75 states and 83 transitions. [2019-11-26 02:59:46,977 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 83 transitions. [2019-11-26 02:59:46,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-26 02:59:46,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:46,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:47,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:47,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:47,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 74 states and 82 transitions. [2019-11-26 02:59:47,157 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 82 transitions. [2019-11-26 02:59:47,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-26 02:59:47,157 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:47,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:47,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:47,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:47,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 73 states and 81 transitions. [2019-11-26 02:59:47,231 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 81 transitions. [2019-11-26 02:59:47,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-26 02:59:47,231 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:47,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:47,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:47,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:47,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 74 states and 82 transitions. [2019-11-26 02:59:47,282 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 82 transitions. [2019-11-26 02:59:47,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-26 02:59:47,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:47,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:47,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:47,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:47,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 73 states and 81 transitions. [2019-11-26 02:59:47,302 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 81 transitions. [2019-11-26 02:59:47,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-26 02:59:47,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:47,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:47,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:47,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:47,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 72 states and 80 transitions. [2019-11-26 02:59:47,426 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 80 transitions. [2019-11-26 02:59:47,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-26 02:59:47,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:47,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:47,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:47,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:47,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 71 states and 79 transitions. [2019-11-26 02:59:47,638 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 79 transitions. [2019-11-26 02:59:47,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-26 02:59:47,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:47,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:47,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:47,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:47,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 70 states and 78 transitions. [2019-11-26 02:59:47,709 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 78 transitions. [2019-11-26 02:59:47,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-26 02:59:47,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:47,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:47,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:47,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:47,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 71 states and 79 transitions. [2019-11-26 02:59:47,744 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 79 transitions. [2019-11-26 02:59:47,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-26 02:59:47,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:47,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:47,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:47,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:47,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 70 states and 78 transitions. [2019-11-26 02:59:47,770 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 78 transitions. [2019-11-26 02:59:47,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-26 02:59:47,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:47,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:47,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:47,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:47,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 69 states and 77 transitions. [2019-11-26 02:59:47,933 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 77 transitions. [2019-11-26 02:59:47,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-26 02:59:47,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:47,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:47,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:48,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:48,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 68 states and 76 transitions. [2019-11-26 02:59:48,115 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 76 transitions. [2019-11-26 02:59:48,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-26 02:59:48,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:48,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:48,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:48,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:48,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 67 states and 75 transitions. [2019-11-26 02:59:48,182 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 75 transitions. [2019-11-26 02:59:48,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-26 02:59:48,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:48,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:48,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:48,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:48,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 68 states and 76 transitions. [2019-11-26 02:59:48,219 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 76 transitions. [2019-11-26 02:59:48,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-26 02:59:48,220 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:48,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:48,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:48,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:48,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 67 states and 75 transitions. [2019-11-26 02:59:48,252 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 75 transitions. [2019-11-26 02:59:48,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-26 02:59:48,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:48,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:48,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:48,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:48,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 66 states and 74 transitions. [2019-11-26 02:59:48,392 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 74 transitions. [2019-11-26 02:59:48,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-26 02:59:48,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:48,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:48,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:48,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:48,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 65 states and 73 transitions. [2019-11-26 02:59:48,568 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 73 transitions. [2019-11-26 02:59:48,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-26 02:59:48,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:48,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:48,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:48,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:48,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 64 states and 72 transitions. [2019-11-26 02:59:48,647 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 72 transitions. [2019-11-26 02:59:48,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-26 02:59:48,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:48,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:48,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:48,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:48,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 63 states and 71 transitions. [2019-11-26 02:59:48,677 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 71 transitions. [2019-11-26 02:59:48,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-26 02:59:48,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:48,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:48,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:48,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:48,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 64 states and 72 transitions. [2019-11-26 02:59:48,710 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 72 transitions. [2019-11-26 02:59:48,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-26 02:59:48,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:48,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:48,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:48,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:48,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 63 states and 71 transitions. [2019-11-26 02:59:48,837 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 71 transitions. [2019-11-26 02:59:48,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-26 02:59:48,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:48,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:48,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:49,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:49,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 62 states and 70 transitions. [2019-11-26 02:59:49,080 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 70 transitions. [2019-11-26 02:59:49,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-26 02:59:49,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:49,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:49,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:49,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:49,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 61 states and 69 transitions. [2019-11-26 02:59:49,167 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 69 transitions. [2019-11-26 02:59:49,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:59:49,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:49,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:49,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:49,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:49,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 60 states and 68 transitions. [2019-11-26 02:59:49,192 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 68 transitions. [2019-11-26 02:59:49,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:59:49,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:49,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:49,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:49,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:49,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 61 states and 69 transitions. [2019-11-26 02:59:49,233 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 69 transitions. [2019-11-26 02:59:49,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:59:49,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:49,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:49,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:49,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:49,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 60 states and 68 transitions. [2019-11-26 02:59:49,387 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 68 transitions. [2019-11-26 02:59:49,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-26 02:59:49,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:49,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:49,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:49,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:49,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 59 states and 67 transitions. [2019-11-26 02:59:49,639 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 67 transitions. [2019-11-26 02:59:49,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-26 02:59:49,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:49,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:49,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:49,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:49,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 58 states and 66 transitions. [2019-11-26 02:59:49,723 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 66 transitions. [2019-11-26 02:59:49,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:59:49,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:49,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:49,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:50,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:50,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 80 states and 91 transitions. [2019-11-26 02:59:50,774 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 91 transitions. [2019-11-26 02:59:50,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:59:50,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:50,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:50,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:50,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:50,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 80 states and 90 transitions. [2019-11-26 02:59:50,922 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 90 transitions. [2019-11-26 02:59:50,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:59:50,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:50,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:50,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:51,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:51,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 80 states and 89 transitions. [2019-11-26 02:59:51,024 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 89 transitions. [2019-11-26 02:59:51,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:59:51,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:51,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:51,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:51,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:51,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 82 states and 96 transitions. [2019-11-26 02:59:51,414 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 96 transitions. [2019-11-26 02:59:51,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:59:51,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:51,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:51,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:51,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:51,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 82 states and 95 transitions. [2019-11-26 02:59:51,539 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 95 transitions. [2019-11-26 02:59:51,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:59:51,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:51,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:51,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:51,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:51,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 82 states and 94 transitions. [2019-11-26 02:59:51,682 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 94 transitions. [2019-11-26 02:59:51,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:59:51,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:51,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:51,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:51,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:51,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 82 states and 93 transitions. [2019-11-26 02:59:51,803 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 93 transitions. [2019-11-26 02:59:51,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:59:51,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:51,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:51,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:51,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:51,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 82 states and 92 transitions. [2019-11-26 02:59:51,918 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 92 transitions. [2019-11-26 02:59:51,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:59:51,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:51,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:59:51,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:59:52,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:59:52,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 62 states and 70 transitions. [2019-11-26 02:59:52,031 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 70 transitions. [2019-11-26 02:59:52,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-26 02:59:52,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:59:52,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:59:52,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:59:52,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:59:52,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:59:52,116 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 49 iterations. [2019-11-26 02:59:52,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 02:59:52 ImpRootNode [2019-11-26 02:59:52,145 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 02:59:52,145 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:59:52,145 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:59:52,145 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:59:52,146 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:59:45" (3/4) ... [2019-11-26 02:59:52,148 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-26 02:59:52,266 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b1b74bf0-32fc-4293-8611-24b6a16f3589/bin/ukojak/witness.graphml [2019-11-26 02:59:52,267 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:59:52,269 INFO L168 Benchmark]: Toolchain (without parser) took 7636.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.0 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -154.7 MB). Peak memory consumption was 29.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:59:52,269 INFO L168 Benchmark]: CDTParser took 0.71 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:59:52,270 INFO L168 Benchmark]: CACSL2BoogieTranslator took 293.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -183.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-11-26 02:59:52,270 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.42 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:59:52,271 INFO L168 Benchmark]: Boogie Preprocessor took 22.32 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:59:52,271 INFO L168 Benchmark]: RCFGBuilder took 516.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2019-11-26 02:59:52,272 INFO L168 Benchmark]: CodeCheck took 6644.12 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 44.0 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -1.1 MB). Peak memory consumption was 42.9 MB. Max. memory is 11.5 GB. [2019-11-26 02:59:52,273 INFO L168 Benchmark]: Witness Printer took 121.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 11.5 GB. [2019-11-26 02:59:52,276 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 1 procedures, 83 locations, 36 error locations. Result: UNSAFE, OverallTime: 6.5s, OverallIterations: 49, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1108920448 SDtfs, 1523225662 SDslu, 0 SDs, 0 SdLazy, -1526673550 SolverSat, -139351876 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 19.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5826 GetRequests, 5406 SyntacticMatches, 276 SemanticMatches, 144 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17689 ImplicationChecksByTransitivity, 4.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 824 NumberOfCodeBlocks, 824 NumberOfCodeBlocksAsserted, 49 NumberOfCheckSat, 748 ConstructedInterpolants, 0 QuantifiedInterpolants, 32016 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 48 InterpolantComputations, 48 PerfectInterpolantSequences, 0/0 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 - CounterExampleResult [Line: 65]: integer overflow possible integer overflow possible We found a FailurePath: [L14] int x; [L15] int y; [L16] int z; [L17] y = __VERIFIER_nondet_int() [L18] z = __VERIFIER_nondet_int() [L19] COND FALSE !(__VERIFIER_nondet_int() != 0) [L22] x = -1 [L24] COND FALSE !(x > 0) [L27] EXPR x - 1 [L27] x = x - 1 [L29] COND FALSE !(x > 0) [L32] EXPR x - 1 [L32] x = x - 1 [L34] COND FALSE !(x > 0) [L37] EXPR x - 1 [L37] x = x - 1 [L39] COND FALSE !(x > 0) [L42] EXPR x - 1 [L42] x = x - 1 [L44] COND FALSE !(x > 0) [L47] EXPR x - 1 [L47] x = x - 1 [L49] COND FALSE !(x > 0) [L52] EXPR x - 1 [L52] x = x - 1 [L54] COND FALSE !(x > 0) [L57] EXPR x - 1 [L57] x = x - 1 [L59] COND FALSE !(x > 0) [L62] EXPR x - 1 [L62] x = x - 1 [L64] COND TRUE y<100 && z<100 [L65] y+x * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 293.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -183.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 34.42 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.32 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 516.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. * CodeCheck took 6644.12 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 44.0 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -1.1 MB). Peak memory consumption was 42.9 MB. Max. memory is 11.5 GB. * Witness Printer took 121.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...