./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/ldv-regression/fo_test_true-termination.c_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1d9e033d-6fda-4521-931c-38bb8011a7d0/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1d9e033d-6fda-4521-931c-38bb8011a7d0/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1d9e033d-6fda-4521-931c-38bb8011a7d0/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1d9e033d-6fda-4521-931c-38bb8011a7d0/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/fo_test_true-termination.c_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1d9e033d-6fda-4521-931c-38bb8011a7d0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1d9e033d-6fda-4521-931c-38bb8011a7d0/bin-2019/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 1b89be727e1b941b152f4b6e505aae7e5221fdd7 .................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1d9e033d-6fda-4521-931c-38bb8011a7d0/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1d9e033d-6fda-4521-931c-38bb8011a7d0/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1d9e033d-6fda-4521-931c-38bb8011a7d0/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1d9e033d-6fda-4521-931c-38bb8011a7d0/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/fo_test_true-termination.c_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1d9e033d-6fda-4521-931c-38bb8011a7d0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1d9e033d-6fda-4521-931c-38bb8011a7d0/bin-2019/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 1b89be727e1b941b152f4b6e505aae7e5221fdd7 ............................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 12:19:33,551 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:19:33,553 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:19:33,560 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:19:33,560 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:19:33,561 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:19:33,561 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:19:33,562 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:19:33,563 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:19:33,564 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:19:33,565 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:19:33,565 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:19:33,566 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:19:33,566 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:19:33,567 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:19:33,568 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:19:33,568 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:19:33,569 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:19:33,570 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:19:33,571 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:19:33,572 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:19:33,573 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:19:33,574 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:19:33,574 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:19:33,575 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:19:33,575 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:19:33,576 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:19:33,576 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:19:33,576 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:19:33,577 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:19:33,577 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:19:33,578 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:19:33,578 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:19:33,578 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:19:33,579 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:19:33,579 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:19:33,580 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1d9e033d-6fda-4521-931c-38bb8011a7d0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 12:19:33,590 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:19:33,590 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:19:33,590 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:19:33,591 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 12:19:33,591 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:19:33,591 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:19:33,591 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:19:33,592 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:19:33,592 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:19:33,592 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:19:33,592 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:19:33,592 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:19:33,592 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:19:33,592 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:19:33,592 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:19:33,593 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:19:33,593 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:19:33,593 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 12:19:33,593 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 12:19:33,593 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:19:33,593 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:19:33,593 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 12:19:33,594 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:19:33,594 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:19:33,594 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:19:33,594 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 12:19:33,594 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:19:33,594 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 12:19:33,594 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_1d9e033d-6fda-4521-931c-38bb8011a7d0/bin-2019/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 -> 1b89be727e1b941b152f4b6e505aae7e5221fdd7 [2018-11-10 12:19:33,619 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:19:33,628 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:19:33,631 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:19:33,632 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:19:33,632 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:19:33,633 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1d9e033d-6fda-4521-931c-38bb8011a7d0/bin-2019/ukojak/../../sv-benchmarks/c/ldv-regression/fo_test_true-termination.c_false-unreach-call.i [2018-11-10 12:19:33,675 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1d9e033d-6fda-4521-931c-38bb8011a7d0/bin-2019/ukojak/data/314688e25/1dba2f5b1c984559bc0ba71940627bcb/FLAG0771130b1 [2018-11-10 12:19:34,029 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:19:34,029 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1d9e033d-6fda-4521-931c-38bb8011a7d0/sv-benchmarks/c/ldv-regression/fo_test_true-termination.c_false-unreach-call.i [2018-11-10 12:19:34,038 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1d9e033d-6fda-4521-931c-38bb8011a7d0/bin-2019/ukojak/data/314688e25/1dba2f5b1c984559bc0ba71940627bcb/FLAG0771130b1 [2018-11-10 12:19:34,049 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1d9e033d-6fda-4521-931c-38bb8011a7d0/bin-2019/ukojak/data/314688e25/1dba2f5b1c984559bc0ba71940627bcb [2018-11-10 12:19:34,052 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:19:34,053 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:19:34,053 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:19:34,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:19:34,055 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:19:34,056 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:19:34" (1/1) ... [2018-11-10 12:19:34,057 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ab27a46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:34, skipping insertion in model container [2018-11-10 12:19:34,058 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:19:34" (1/1) ... [2018-11-10 12:19:34,063 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:19:34,093 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:19:34,282 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:19:34,286 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:19:34,311 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:19:34,351 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:19:34,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:34 WrapperNode [2018-11-10 12:19:34,352 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:19:34,353 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:19:34,353 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:19:34,353 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:19:34,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:34" (1/1) ... [2018-11-10 12:19:34,410 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:34" (1/1) ... [2018-11-10 12:19:34,422 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:19:34,422 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:19:34,423 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:19:34,423 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:19:34,428 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:34" (1/1) ... [2018-11-10 12:19:34,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:34" (1/1) ... [2018-11-10 12:19:34,429 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:34" (1/1) ... [2018-11-10 12:19:34,429 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:34" (1/1) ... [2018-11-10 12:19:34,431 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:34" (1/1) ... [2018-11-10 12:19:34,432 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:34" (1/1) ... [2018-11-10 12:19:34,432 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:34" (1/1) ... [2018-11-10 12:19:34,434 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:19:34,434 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:19:34,434 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:19:34,434 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:19:34,435 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1d9e033d-6fda-4521-931c-38bb8011a7d0/bin-2019/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 [2018-11-10 12:19:34,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 12:19:34,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:19:34,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:19:34,722 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:19:34,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:19:34 BoogieIcfgContainer [2018-11-10 12:19:34,723 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 12:19:34,723 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 12:19:34,723 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 12:19:34,730 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 12:19:34,731 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:19:34" (1/1) ... [2018-11-10 12:19:34,738 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:19:34,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:19:34,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-10 12:19:34,760 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-10 12:19:34,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-10 12:19:34,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:19:34,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:19:34,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:19:34,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:19:34,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:19:34,886 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-11-10 12:19:34,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 12:19:34 ImpRootNode [2018-11-10 12:19:34,911 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 12:19:34,912 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 12:19:34,912 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 12:19:34,912 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 12:19:34,912 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:19:34" (3/4) ... [2018-11-10 12:19:34,915 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 12:19:34,916 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 12:19:34,916 INFO L168 Benchmark]: Toolchain (without parser) took 864.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -125.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2018-11-10 12:19:34,918 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:19:34,918 INFO L168 Benchmark]: CACSL2BoogieTranslator took 299.29 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 928.1 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-11-10 12:19:34,919 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 928.1 MB in the beginning and 1.1 GB in the end (delta: -209.7 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. [2018-11-10 12:19:34,919 INFO L168 Benchmark]: Boogie Preprocessor took 11.28 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. [2018-11-10 12:19:34,920 INFO L168 Benchmark]: RCFGBuilder took 288.65 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: 30.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. [2018-11-10 12:19:34,920 INFO L168 Benchmark]: CodeCheck took 188.41 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: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. [2018-11-10 12:19:34,921 INFO L168 Benchmark]: Witness Printer took 3.98 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. [2018-11-10 12:19:34,923 INFO L336 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, 18 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 960]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of large string literal at line 1158. Possible FailurePath: [L1158] EXPR, FCALL "unknown" [L1152] int globalState = 0; [L1158] CALL, EXPR l_open("unknown",00) [L1170] int fd = open(file,flags); [L1171] COND FALSE !(fd>0) [L1172] RET return fd; [L1158] EXPR l_open("unknown",00) [L1158] int file = l_open("unknown",00); [L1159] EXPR, FCALL malloc(sizeof(char)*100) [L1159] void* cbuf = (void*) malloc(sizeof(char)*100); [L1160] CALL l_read(file,cbuf,99) [L1165] COND FALSE !((globalState == 1) ? (0) : __blast_assert ()) [L1165] CALL __blast_assert () [L960] __VERIFIER_error() VAL ["unknown"={7:0}, globalState=0] * 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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 299.29 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 928.1 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 69.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 928.1 MB in the beginning and 1.1 GB in the end (delta: -209.7 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.28 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 288.65 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: 30.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. * CodeCheck took 188.41 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: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. * Witness Printer took 3.98 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. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 12:19:36,316 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:19:36,317 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:19:36,325 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:19:36,326 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:19:36,326 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:19:36,327 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:19:36,328 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:19:36,329 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:19:36,330 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:19:36,331 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:19:36,331 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:19:36,332 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:19:36,332 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:19:36,334 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:19:36,334 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:19:36,335 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:19:36,336 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:19:36,338 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:19:36,339 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:19:36,340 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:19:36,340 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:19:36,342 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:19:36,342 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:19:36,342 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:19:36,343 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:19:36,344 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:19:36,344 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:19:36,345 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:19:36,346 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:19:36,346 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:19:36,347 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:19:36,347 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:19:36,347 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:19:36,348 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:19:36,348 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:19:36,348 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1d9e033d-6fda-4521-931c-38bb8011a7d0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 12:19:36,359 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:19:36,359 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:19:36,360 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:19:36,360 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 12:19:36,361 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:19:36,361 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:19:36,361 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:19:36,361 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:19:36,361 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:19:36,362 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:19:36,362 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:19:36,362 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:19:36,362 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:19:36,362 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 12:19:36,362 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 12:19:36,362 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:19:36,362 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:19:36,363 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:19:36,363 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 12:19:36,363 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 12:19:36,363 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:19:36,363 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:19:36,363 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 12:19:36,364 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:19:36,364 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:19:36,364 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:19:36,364 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 12:19:36,364 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 12:19:36,364 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:19:36,364 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 12:19:36,364 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 12:19:36,365 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_1d9e033d-6fda-4521-931c-38bb8011a7d0/bin-2019/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 -> 1b89be727e1b941b152f4b6e505aae7e5221fdd7 [2018-11-10 12:19:36,396 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:19:36,406 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:19:36,408 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:19:36,410 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:19:36,410 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:19:36,411 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1d9e033d-6fda-4521-931c-38bb8011a7d0/bin-2019/ukojak/../../sv-benchmarks/c/ldv-regression/fo_test_true-termination.c_false-unreach-call.i [2018-11-10 12:19:36,456 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1d9e033d-6fda-4521-931c-38bb8011a7d0/bin-2019/ukojak/data/3bb9395df/d337280d1a744b5c9992c7068c0b1ecb/FLAG6096029f6 [2018-11-10 12:19:36,893 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:19:36,894 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1d9e033d-6fda-4521-931c-38bb8011a7d0/sv-benchmarks/c/ldv-regression/fo_test_true-termination.c_false-unreach-call.i [2018-11-10 12:19:36,903 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1d9e033d-6fda-4521-931c-38bb8011a7d0/bin-2019/ukojak/data/3bb9395df/d337280d1a744b5c9992c7068c0b1ecb/FLAG6096029f6 [2018-11-10 12:19:36,912 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1d9e033d-6fda-4521-931c-38bb8011a7d0/bin-2019/ukojak/data/3bb9395df/d337280d1a744b5c9992c7068c0b1ecb [2018-11-10 12:19:36,914 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:19:36,915 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:19:36,915 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:19:36,916 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:19:36,918 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:19:36,919 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:19:36" (1/1) ... [2018-11-10 12:19:36,921 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45f1abfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:36, skipping insertion in model container [2018-11-10 12:19:36,921 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:19:36" (1/1) ... [2018-11-10 12:19:36,928 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:19:36,958 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:19:37,176 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:19:37,184 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:19:37,213 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:19:37,247 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:19:37,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:37 WrapperNode [2018-11-10 12:19:37,248 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:19:37,248 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:19:37,248 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:19:37,248 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:19:37,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:37" (1/1) ... [2018-11-10 12:19:37,267 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:37" (1/1) ... [2018-11-10 12:19:37,279 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:19:37,279 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:19:37,279 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:19:37,280 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:19:37,323 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:37" (1/1) ... [2018-11-10 12:19:37,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:37" (1/1) ... [2018-11-10 12:19:37,326 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:37" (1/1) ... [2018-11-10 12:19:37,326 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:37" (1/1) ... [2018-11-10 12:19:37,329 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:37" (1/1) ... [2018-11-10 12:19:37,330 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:37" (1/1) ... [2018-11-10 12:19:37,331 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:37" (1/1) ... [2018-11-10 12:19:37,333 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:19:37,334 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:19:37,334 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:19:37,334 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:19:37,334 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:19:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1d9e033d-6fda-4521-931c-38bb8011a7d0/bin-2019/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 [2018-11-10 12:19:37,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 12:19:37,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:19:37,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:19:37,630 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:19:37,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:19:37 BoogieIcfgContainer [2018-11-10 12:19:37,631 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 12:19:37,631 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 12:19:37,631 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 12:19:37,640 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 12:19:37,640 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:19:37" (1/1) ... [2018-11-10 12:19:37,649 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:19:37,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:19:37,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-10 12:19:37,678 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-10 12:19:37,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-10 12:19:37,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:19:37,727 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 12:19:37,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:19:37,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:19:37,776 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-11-10 12:19:37,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 12:19:37 ImpRootNode [2018-11-10 12:19:37,801 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 12:19:37,802 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 12:19:37,802 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 12:19:37,802 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 12:19:37,803 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:19:37" (3/4) ... [2018-11-10 12:19:37,805 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 12:19:37,805 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 12:19:37,806 INFO L168 Benchmark]: Toolchain (without parser) took 891.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 946.5 MB in the beginning and 1.1 GB in the end (delta: -127.4 MB). Peak memory consumption was 12.0 MB. Max. memory is 11.5 GB. [2018-11-10 12:19:37,807 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:19:37,807 INFO L168 Benchmark]: CACSL2BoogieTranslator took 332.44 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 914.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-10 12:19:37,808 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.08 ms. Allocated memory is still 1.0 GB. Free memory is still 914.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:19:37,808 INFO L168 Benchmark]: Boogie Preprocessor took 54.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 914.3 MB in the beginning and 1.1 GB in the end (delta: -212.6 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. [2018-11-10 12:19:37,808 INFO L168 Benchmark]: RCFGBuilder took 297.24 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: 31.2 MB). Peak memory consumption was 31.2 MB. Max. memory is 11.5 GB. [2018-11-10 12:19:37,809 INFO L168 Benchmark]: CodeCheck took 170.09 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: 21.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:19:37,809 INFO L168 Benchmark]: Witness Printer took 3.55 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. [2018-11-10 12:19:37,812 INFO L336 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, 18 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 960]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of large string literal at line 1158. Possible FailurePath: [L1158] EXPR, FCALL "unknown" [L1152] int globalState = 0; [L1158] CALL, EXPR l_open("unknown",00) [L1170] int fd = open(file,flags); [L1171] COND FALSE !(fd>0) [L1172] RET return fd; [L1158] EXPR l_open("unknown",00) [L1158] int file = l_open("unknown",00); [L1159] EXPR, FCALL malloc(sizeof(char)*100) [L1159] void* cbuf = (void*) malloc(sizeof(char)*100); [L1160] CALL l_read(file,cbuf,99) [L1165] COND FALSE !((globalState == 1) ? (0) : __blast_assert ()) [L1165] CALL __blast_assert () [L960] __VERIFIER_error() VAL ["unknown"={2:0}, globalState=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 332.44 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 914.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.08 ms. Allocated memory is still 1.0 GB. Free memory is still 914.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 54.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 914.3 MB in the beginning and 1.1 GB in the end (delta: -212.6 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 297.24 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: 31.2 MB). Peak memory consumption was 31.2 MB. Max. memory is 11.5 GB. * CodeCheck took 170.09 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: 21.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. * Witness Printer took 3.55 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. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...