./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/locks/test_locks_14-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d4f90a06-80bd-4785-aa9c-bb785b4c7723/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d4f90a06-80bd-4785-aa9c-bb785b4c7723/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d4f90a06-80bd-4785-aa9c-bb785b4c7723/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d4f90a06-80bd-4785-aa9c-bb785b4c7723/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/locks/test_locks_14-2.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d4f90a06-80bd-4785-aa9c-bb785b4c7723/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d4f90a06-80bd-4785-aa9c-bb785b4c7723/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 32bit --witnessprinter.graph.data.programhash 4c4a63b42b00dbfea9a5b040626d99ec84a4e61b ........................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 10:15:27,010 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:15:27,011 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:15:27,020 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:15:27,020 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:15:27,021 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:15:27,021 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:15:27,023 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:15:27,024 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:15:27,025 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:15:27,025 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:15:27,026 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:15:27,026 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:15:27,027 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:15:27,028 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:15:27,028 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:15:27,029 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:15:27,030 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:15:27,031 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:15:27,033 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:15:27,034 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:15:27,035 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:15:27,036 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:15:27,037 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:15:27,038 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:15:27,039 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:15:27,039 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:15:27,040 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:15:27,040 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:15:27,042 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:15:27,042 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:15:27,043 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:15:27,044 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:15:27,044 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:15:27,045 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:15:27,045 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:15:27,046 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:15:27,046 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:15:27,046 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:15:27,047 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:15:27,047 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:15:27,048 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d4f90a06-80bd-4785-aa9c-bb785b4c7723/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:15:27,063 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:15:27,065 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:15:27,066 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:15:27,067 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:15:27,067 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:15:27,067 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:15:27,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:15:27,067 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:15:27,068 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:15:27,068 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:15:27,068 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:15:27,068 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:15:27,068 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:15:27,068 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:15:27,068 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:15:27,069 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:15:27,069 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:15:27,069 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:15:27,069 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:15:27,069 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:15:27,069 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:15:27,069 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:15:27,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:15:27,070 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:15:27,070 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:15:27,070 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:15:27,070 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:15:27,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:15:27,070 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:15:27,070 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/working_dir_d4f90a06-80bd-4785-aa9c-bb785b4c7723/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4c4a63b42b00dbfea9a5b040626d99ec84a4e61b [2019-10-22 10:15:27,111 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:15:27,121 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:15:27,124 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:15:27,125 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:15:27,126 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:15:27,126 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d4f90a06-80bd-4785-aa9c-bb785b4c7723/bin/ukojak/../../sv-benchmarks/c/locks/test_locks_14-2.c [2019-10-22 10:15:27,173 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d4f90a06-80bd-4785-aa9c-bb785b4c7723/bin/ukojak/data/cce03ddab/207b18c61f7448a4a2db6513d62329dc/FLAG71910b7ec [2019-10-22 10:15:27,569 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:15:27,570 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d4f90a06-80bd-4785-aa9c-bb785b4c7723/sv-benchmarks/c/locks/test_locks_14-2.c [2019-10-22 10:15:27,581 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d4f90a06-80bd-4785-aa9c-bb785b4c7723/bin/ukojak/data/cce03ddab/207b18c61f7448a4a2db6513d62329dc/FLAG71910b7ec [2019-10-22 10:15:27,595 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d4f90a06-80bd-4785-aa9c-bb785b4c7723/bin/ukojak/data/cce03ddab/207b18c61f7448a4a2db6513d62329dc [2019-10-22 10:15:27,598 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:15:27,599 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:15:27,600 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:15:27,600 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:15:27,605 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:15:27,606 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:15:27" (1/1) ... [2019-10-22 10:15:27,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1288fdd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:27, skipping insertion in model container [2019-10-22 10:15:27,608 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:15:27" (1/1) ... [2019-10-22 10:15:27,618 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:15:27,641 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:15:27,821 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:15:27,825 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:15:27,919 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:15:27,936 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:15:27,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:27 WrapperNode [2019-10-22 10:15:27,937 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:15:27,937 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:15:27,937 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:15:27,938 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:15:27,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:27" (1/1) ... [2019-10-22 10:15:27,951 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:27" (1/1) ... [2019-10-22 10:15:27,976 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:15:27,977 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:15:27,977 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:15:27,977 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:15:27,986 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:27" (1/1) ... [2019-10-22 10:15:27,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:27" (1/1) ... [2019-10-22 10:15:27,988 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:27" (1/1) ... [2019-10-22 10:15:27,990 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:27" (1/1) ... [2019-10-22 10:15:27,999 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:27" (1/1) ... [2019-10-22 10:15:28,004 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:27" (1/1) ... [2019-10-22 10:15:28,005 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:27" (1/1) ... [2019-10-22 10:15:28,014 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:15:28,015 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:15:28,015 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:15:28,015 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:15:28,016 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4f90a06-80bd-4785-aa9c-bb785b4c7723/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 [2019-10-22 10:15:28,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:15:28,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:15:28,681 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:15:28,681 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-22 10:15:28,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:15:28 BoogieIcfgContainer [2019-10-22 10:15:28,682 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:15:28,683 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:15:28,683 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:15:28,693 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:15:28,693 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:15:28" (1/1) ... [2019-10-22 10:15:28,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:15:28,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:28,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 36 states and 65 transitions. [2019-10-22 10:15:28,739 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 65 transitions. [2019-10-22 10:15:28,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-10-22 10:15:28,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:28,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:28,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:15:28,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:28,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 36 states and 62 transitions. [2019-10-22 10:15:28,933 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 62 transitions. [2019-10-22 10:15:28,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-10-22 10:15:28,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:28,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:15:29,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:15:29,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:15:29,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:15:29,127 WARN L489 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2019-10-22 10:15:29,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.10 10:15:29 ImpRootNode [2019-10-22 10:15:29,154 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-10-22 10:15:29,154 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 10:15:29,154 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 10:15:29,155 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 10:15:29,155 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:15:28" (3/4) ... [2019-10-22 10:15:29,157 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-10-22 10:15:29,220 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d4f90a06-80bd-4785-aa9c-bb785b4c7723/bin/ukojak/witness.graphml [2019-10-22 10:15:29,226 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 10:15:29,228 INFO L168 Benchmark]: Toolchain (without parser) took 1628.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 945.8 MB in the beginning and 1.0 GB in the end (delta: -94.5 MB). Peak memory consumption was 47.1 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:29,228 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:15:29,228 INFO L168 Benchmark]: CACSL2BoogieTranslator took 337.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -186.9 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:29,229 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.55 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. [2019-10-22 10:15:29,229 INFO L168 Benchmark]: Boogie Preprocessor took 37.61 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. [2019-10-22 10:15:29,232 INFO L168 Benchmark]: RCFGBuilder took 667.50 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: 58.6 MB). Peak memory consumption was 58.6 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:29,232 INFO L168 Benchmark]: CodeCheck took 471.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 27.0 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:29,233 INFO L168 Benchmark]: Witness Printer took 71.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:29,234 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, 36 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 21 SDtfs, 1 SDslu, 0 SDs, 0 SdLazy, 8 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 73 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 65 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 217]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L6] int p1 = __VERIFIER_nondet_int(); [L7] int lk1; [L9] int p2 = __VERIFIER_nondet_int(); [L10] int lk2; [L12] int p3 = __VERIFIER_nondet_int(); [L13] int lk3; [L15] int p4 = __VERIFIER_nondet_int(); [L16] int lk4; [L18] int p5 = __VERIFIER_nondet_int(); [L19] int lk5; [L21] int p6 = __VERIFIER_nondet_int(); [L22] int lk6; [L24] int p7 = __VERIFIER_nondet_int(); [L25] int lk7; [L27] int p8 = __VERIFIER_nondet_int(); [L28] int lk8; [L30] int p9 = __VERIFIER_nondet_int(); [L31] int lk9; [L33] int p10 = __VERIFIER_nondet_int(); [L34] int lk10; [L36] int p11 = __VERIFIER_nondet_int(); [L37] int lk11; [L39] int p12 = __VERIFIER_nondet_int(); [L40] int lk12; [L42] int p13 = __VERIFIER_nondet_int(); [L43] int lk13; [L45] int p14 = __VERIFIER_nondet_int(); [L46] int lk14; [L49] int cond; [L51] COND TRUE 1 [L52] cond = __VERIFIER_nondet_int() [L53] COND FALSE !(cond == 0) [L56] lk1 = 0 [L58] lk2 = 0 [L60] lk3 = 0 [L62] lk4 = 0 [L64] lk5 = 0 [L66] lk6 = 0 [L68] lk7 = 0 [L70] lk8 = 0 [L72] lk9 = 0 [L74] lk10 = 0 [L76] lk11 = 0 [L78] lk12 = 0 [L80] lk13 = 0 [L82] lk14 = 0 [L86] COND FALSE !(p1 != 0) [L90] COND FALSE !(p2 != 0) [L94] COND FALSE !(p3 != 0) [L98] COND TRUE p4 != 0 [L99] lk4 = 1 [L102] COND FALSE !(p5 != 0) [L106] COND TRUE p6 != 0 [L107] lk6 = 1 [L110] COND FALSE !(p7 != 0) [L114] COND TRUE p8 != 0 [L115] lk8 = 1 [L118] COND FALSE !(p9 != 0) [L122] COND FALSE !(p10 != 0) [L126] COND TRUE p11 != 0 [L127] lk11 = 1 [L130] COND FALSE !(p12 != 0) [L134] COND FALSE !(p13 != 0) [L138] COND TRUE p14 != 0 [L139] lk14 = 1 [L144] COND FALSE !(p1 != 0) [L149] COND FALSE !(p2 != 0) [L217] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 337.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -186.9 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.55 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 37.61 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 667.50 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: 58.6 MB). Peak memory consumption was 58.6 MB. Max. memory is 11.5 GB. * CodeCheck took 471.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 27.0 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. * Witness Printer took 71.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...