java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-regression/mutex_lock_struct.c_1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 11:43:49,605 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 11:43:49,607 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 11:43:49,619 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 11:43:49,620 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 11:43:49,621 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 11:43:49,623 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 11:43:49,625 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 11:43:49,626 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 11:43:49,627 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 11:43:49,628 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 11:43:49,629 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 11:43:49,630 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 11:43:49,631 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 11:43:49,632 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 11:43:49,633 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 11:43:49,634 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 11:43:49,635 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 11:43:49,637 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 11:43:49,639 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 11:43:49,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 11:43:49,642 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 11:43:49,644 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 11:43:49,645 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 11:43:49,647 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-08 11:43:49,648 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-08 11:43:49,648 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-08 11:43:49,649 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-08 11:43:49,650 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-08 11:43:49,651 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-08 11:43:49,651 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 11:43:49,652 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 11:43:49,653 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 11:43:49,654 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 11:43:49,655 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 11:43:49,656 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 11:43:49,656 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 11:43:49,657 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 11:43:49,657 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 11:43:49,658 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 11:43:49,659 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 11:43:49,659 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-08 11:43:49,675 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 11:43:49,675 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 11:43:49,677 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 11:43:49,677 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 11:43:49,677 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 11:43:49,677 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 11:43:49,677 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 11:43:49,678 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 11:43:49,678 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 11:43:49,678 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 11:43:49,678 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 11:43:49,678 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 11:43:49,679 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 11:43:49,679 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 11:43:49,679 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 11:43:49,679 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 11:43:49,679 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 11:43:49,680 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 11:43:49,680 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 11:43:49,680 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 11:43:49,680 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 11:43:49,680 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 11:43:49,681 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 11:43:49,681 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 11:43:49,681 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 11:43:49,681 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 11:43:49,682 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 11:43:49,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 11:43:49,682 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 11:43:49,725 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 11:43:49,740 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 11:43:49,744 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 11:43:49,746 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 11:43:49,746 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 11:43:49,747 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/mutex_lock_struct.c_1.i [2019-08-08 11:43:49,815 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c07bf5a18/c31921a3dce24b3ca7323e328df361d5/FLAG02c51e402 [2019-08-08 11:43:50,262 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 11:43:50,264 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/mutex_lock_struct.c_1.i [2019-08-08 11:43:50,272 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c07bf5a18/c31921a3dce24b3ca7323e328df361d5/FLAG02c51e402 [2019-08-08 11:43:50,695 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c07bf5a18/c31921a3dce24b3ca7323e328df361d5 [2019-08-08 11:43:50,705 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 11:43:50,707 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 11:43:50,708 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 11:43:50,709 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 11:43:50,716 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 11:43:50,717 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 11:43:50" (1/1) ... [2019-08-08 11:43:50,720 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@769a1a7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:50, skipping insertion in model container [2019-08-08 11:43:50,720 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 11:43:50" (1/1) ... [2019-08-08 11:43:50,728 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 11:43:50,747 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 11:43:50,940 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 11:43:50,953 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 11:43:50,971 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 11:43:50,988 INFO L192 MainTranslator]: Completed translation [2019-08-08 11:43:50,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:50 WrapperNode [2019-08-08 11:43:50,989 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 11:43:50,990 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 11:43:50,990 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 11:43:50,990 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 11:43:51,002 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:50" (1/1) ... [2019-08-08 11:43:51,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:50" (1/1) ... [2019-08-08 11:43:51,008 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:50" (1/1) ... [2019-08-08 11:43:51,009 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:50" (1/1) ... [2019-08-08 11:43:51,103 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:50" (1/1) ... [2019-08-08 11:43:51,105 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:50" (1/1) ... [2019-08-08 11:43:51,106 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:50" (1/1) ... [2019-08-08 11:43:51,108 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 11:43:51,108 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 11:43:51,108 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 11:43:51,109 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 11:43:51,109 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:50" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2019-08-08 11:43:51,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 11:43:51,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 11:43:51,165 INFO L138 BoogieDeclarations]: Found implementation of procedure err [2019-08-08 11:43:51,166 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-08-08 11:43:51,166 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-08-08 11:43:51,166 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 11:43:51,166 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 11:43:51,166 INFO L130 BoogieDeclarations]: Found specification of procedure err [2019-08-08 11:43:51,166 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-08-08 11:43:51,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-08 11:43:51,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-08 11:43:51,167 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-08-08 11:43:51,167 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 11:43:51,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-08 11:43:51,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-08 11:43:51,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 11:43:51,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 11:43:51,516 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 11:43:51,516 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-08 11:43:51,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 11:43:51 BoogieIcfgContainer [2019-08-08 11:43:51,518 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 11:43:51,518 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 11:43:51,518 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 11:43:51,518 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 11:43:51,519 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 11:43:51" (1/1) ... [2019-08-08 11:43:51,534 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 11:43:51,542 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 11:43:51,550 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 11:43:51,557 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 11:43:51,559 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 11:43:51,604 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 19 [2019-08-08 11:43:51,633 INFO L185 IcfgInterpreter]: Interpreting procedure mutex_unlock with input of size 45 [2019-08-08 11:43:51,644 INFO L185 IcfgInterpreter]: Interpreting procedure mutex_lock with input of size 41 [2019-08-08 11:43:51,659 INFO L185 IcfgInterpreter]: Interpreting procedure err with input of size 77 [2019-08-08 11:43:51,668 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 11:43:51,669 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 11:43:51,672 INFO L179 IcfgInterpreter]: Location errErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 37#(or (and (= 0 |#NULL.base|) (= |#NULL.offset| 0) (exists ((v_mutex_unlock_~b.base_BEFORE_CALL_1 Int)) (and (not (= (select (select |#memory_int| v_mutex_unlock_~b.base_BEFORE_CALL_1) 0) 1)) (< v_mutex_unlock_~b.base_BEFORE_CALL_1 |#StackHeapBarrier|) (not (= v_mutex_unlock_~b.base_BEFORE_CALL_1 0)) (exists ((|v_old(#length)_BEFORE_CALL_1| (Array Int Int))) (= |#length| (store |v_old(#length)_BEFORE_CALL_1| v_mutex_unlock_~b.base_BEFORE_CALL_1 4))) (exists ((|v_old(#valid)_BEFORE_CALL_1| (Array Int Int))) (and (exists ((|v_#valid_11| (Array Int Int))) (= (store |v_#valid_11| 0 0) |v_old(#valid)_BEFORE_CALL_1|)) (= 0 (select |v_old(#valid)_BEFORE_CALL_1| v_mutex_unlock_~b.base_BEFORE_CALL_1)) (= |#valid| (store |v_old(#valid)_BEFORE_CALL_1| v_mutex_unlock_~b.base_BEFORE_CALL_1 1)))) (exists ((|v_#memory_int_16| (Array Int (Array Int Int)))) (and (= (store |v_#memory_int_16| v_mutex_unlock_~b.base_BEFORE_CALL_1 (store (select |v_#memory_int_16| v_mutex_unlock_~b.base_BEFORE_CALL_1) 0 1)) |#memory_int|) (not (= (select (select |v_#memory_int_16| v_mutex_unlock_~b.base_BEFORE_CALL_1) 0) 1))))))) (and (= 0 |#NULL.base|) (exists ((v_mutex_lock_~a.base_BEFORE_CALL_1 Int)) (and (< v_mutex_lock_~a.base_BEFORE_CALL_1 |#StackHeapBarrier|) (exists ((|v_old(#valid)_BEFORE_CALL_2| (Array Int Int))) (and (= 0 (select |v_old(#valid)_BEFORE_CALL_2| v_mutex_lock_~a.base_BEFORE_CALL_1)) (= |#valid| (store |v_old(#valid)_BEFORE_CALL_2| v_mutex_lock_~a.base_BEFORE_CALL_1 1)) (exists ((|v_#valid_11| (Array Int Int))) (= (store |v_#valid_11| 0 0) |v_old(#valid)_BEFORE_CALL_2|)))) (= (select (select |#memory_int| v_mutex_lock_~a.base_BEFORE_CALL_1) 0) 1) (exists ((|v_old(#length)_BEFORE_CALL_2| (Array Int Int))) (= (store |v_old(#length)_BEFORE_CALL_2| v_mutex_lock_~a.base_BEFORE_CALL_1 4) |#length|)) (exists ((|v_old(#memory_int)_BEFORE_CALL_1| (Array Int (Array Int Int)))) (= (store |v_old(#memory_int)_BEFORE_CALL_1| v_mutex_lock_~a.base_BEFORE_CALL_1 (store (select |v_old(#memory_int)_BEFORE_CALL_1| v_mutex_lock_~a.base_BEFORE_CALL_1) 0 0)) |#memory_int|)) (not (= 0 v_mutex_lock_~a.base_BEFORE_CALL_1)))) (= |#NULL.offset| 0))) [2019-08-08 11:43:51,674 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 11:43:51,683 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 11:43:51,686 INFO L168 Benchmark]: Toolchain (without parser) took 977.91 ms. Allocated memory was 137.4 MB in the beginning and 197.7 MB in the end (delta: 60.3 MB). Free memory was 86.7 MB in the beginning and 154.3 MB in the end (delta: -67.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-08-08 11:43:51,688 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 137.4 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-08 11:43:51,689 INFO L168 Benchmark]: CACSL2BoogieTranslator took 280.98 ms. Allocated memory is still 137.4 MB. Free memory was 86.5 MB in the beginning and 76.6 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:51,690 INFO L168 Benchmark]: Boogie Preprocessor took 118.23 ms. Allocated memory was 137.4 MB in the beginning and 197.7 MB in the end (delta: 60.3 MB). Free memory was 76.6 MB in the beginning and 175.3 MB in the end (delta: -98.7 MB). Peak memory consumption was 12.0 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:51,691 INFO L168 Benchmark]: RCFGBuilder took 409.30 ms. Allocated memory is still 197.7 MB. Free memory was 175.3 MB in the beginning and 161.5 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:51,692 INFO L168 Benchmark]: Symbolic Interpretation took 164.86 ms. Allocated memory is still 197.7 MB. Free memory was 161.5 MB in the beginning and 154.3 MB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:51,696 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 13]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Interpreter reached this location of interest. Location might be reachable.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 137.4 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 280.98 ms. Allocated memory is still 137.4 MB. Free memory was 86.5 MB in the beginning and 76.6 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 118.23 ms. Allocated memory was 137.4 MB in the beginning and 197.7 MB in the end (delta: 60.3 MB). Free memory was 76.6 MB in the beginning and 175.3 MB in the end (delta: -98.7 MB). Peak memory consumption was 12.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 409.30 ms. Allocated memory is still 197.7 MB. Free memory was 175.3 MB in the beginning and 161.5 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 164.86 ms. Allocated memory is still 197.7 MB. Free memory was 161.5 MB in the beginning and 154.3 MB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...