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/seq-mthreaded/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 04:23:03,009 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 04:23:03,011 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 04:23:03,023 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 04:23:03,024 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 04:23:03,025 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 04:23:03,026 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 04:23:03,028 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 04:23:03,029 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 04:23:03,030 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 04:23:03,031 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 04:23:03,032 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 04:23:03,033 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 04:23:03,034 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 04:23:03,035 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 04:23:03,036 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 04:23:03,037 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 04:23:03,038 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 04:23:03,039 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 04:23:03,041 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 04:23:03,043 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 04:23:03,044 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 04:23:03,046 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 04:23:03,047 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 04:23:03,049 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-10 04:23:03,052 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 04:23:03,053 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 04:23:03,054 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 04:23:03,054 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 04:23:03,055 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 04:23:03,056 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 04:23:03,056 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 04:23:03,057 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 04:23:03,057 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 04:23:03,058 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 04:23:03,059 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 04:23:03,059 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 [2019-08-10 04:23:03,074 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 04:23:03,074 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 04:23:03,076 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 04:23:03,076 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 04:23:03,076 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 04:23:03,076 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 04:23:03,076 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 04:23:03,077 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 04:23:03,077 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 04:23:03,077 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 04:23:03,077 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 04:23:03,077 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 04:23:03,078 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 04:23:03,078 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 04:23:03,079 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 04:23:03,079 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 04:23:03,079 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 04:23:03,080 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 04:23:03,080 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 04:23:03,080 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 04:23:03,080 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 04:23:03,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 04:23:03,081 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 04:23:03,081 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 04:23:03,082 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 04:23:03,082 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 04:23:03,082 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 04:23:03,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 04:23:03,082 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 04:23:03,129 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 04:23:03,140 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 04:23:03,143 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 04:23:03,145 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 04:23:03,145 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 04:23:03,146 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c [2019-08-10 04:23:03,215 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18e3c66a5/56076a8f20ab45bd983e9427f5e09a52/FLAG9df2c25a8 [2019-08-10 04:23:03,733 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 04:23:03,734 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c [2019-08-10 04:23:03,743 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18e3c66a5/56076a8f20ab45bd983e9427f5e09a52/FLAG9df2c25a8 [2019-08-10 04:23:04,049 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18e3c66a5/56076a8f20ab45bd983e9427f5e09a52 [2019-08-10 04:23:04,059 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 04:23:04,060 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 04:23:04,061 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 04:23:04,061 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 04:23:04,065 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 04:23:04,066 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 04:23:04" (1/1) ... [2019-08-10 04:23:04,069 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fcb796 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:23:04, skipping insertion in model container [2019-08-10 04:23:04,069 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 04:23:04" (1/1) ... [2019-08-10 04:23:04,076 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 04:23:04,121 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 04:23:04,336 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 04:23:04,432 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 04:23:04,497 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 04:23:04,516 INFO L192 MainTranslator]: Completed translation [2019-08-10 04:23:04,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:23:04 WrapperNode [2019-08-10 04:23:04,516 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 04:23:04,517 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 04:23:04,517 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 04:23:04,517 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 04:23:04,528 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:23:04" (1/1) ... [2019-08-10 04:23:04,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:23:04" (1/1) ... [2019-08-10 04:23:04,537 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:23:04" (1/1) ... [2019-08-10 04:23:04,537 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:23:04" (1/1) ... [2019-08-10 04:23:04,548 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:23:04" (1/1) ... [2019-08-10 04:23:04,558 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:23:04" (1/1) ... [2019-08-10 04:23:04,561 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:23:04" (1/1) ... [2019-08-10 04:23:04,565 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 04:23:04,565 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 04:23:04,565 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 04:23:04,565 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 04:23:04,566 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 04:23:04" (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 [2019-08-10 04:23:04,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 04:23:04,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 04:23:04,623 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-10 04:23:04,623 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-10 04:23:04,624 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-10 04:23:04,624 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-10 04:23:04,624 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-10 04:23:04,625 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 04:23:04,625 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-10 04:23:04,625 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 04:23:04,625 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-10 04:23:04,625 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-10 04:23:04,626 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-10 04:23:04,626 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-10 04:23:04,627 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-10 04:23:04,627 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-10 04:23:04,628 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-10 04:23:04,629 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-10 04:23:04,629 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-10 04:23:04,629 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-10 04:23:04,629 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-10 04:23:04,629 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-10 04:23:04,629 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 04:23:04,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 04:23:04,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 04:23:05,233 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 04:23:05,233 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-10 04:23:05,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 04:23:05 BoogieIcfgContainer [2019-08-10 04:23:05,235 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 04:23:05,235 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 04:23:05,235 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 04:23:05,236 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 04:23:05,236 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 04:23:05" (1/1) ... [2019-08-10 04:23:05,534 WARN L188 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-08-10 04:23:05,685 WARN L188 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-08-10 04:23:06,015 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 04:23:06,022 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 04:23:06,025 INFO L168 Benchmark]: Toolchain (without parser) took 1964.03 ms. Allocated memory was 132.6 MB in the beginning and 223.3 MB in the end (delta: 90.7 MB). Free memory was 87.9 MB in the beginning and 182.6 MB in the end (delta: -94.7 MB). Peak memory consumption was 83.5 MB. Max. memory is 7.1 GB. [2019-08-10 04:23:06,025 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 132.6 MB. Free memory is still 106.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-10 04:23:06,027 INFO L168 Benchmark]: CACSL2BoogieTranslator took 455.48 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 87.9 MB in the beginning and 173.5 MB in the end (delta: -85.6 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2019-08-10 04:23:06,030 INFO L168 Benchmark]: Boogie Preprocessor took 47.82 ms. Allocated memory is still 199.8 MB. Free memory was 173.5 MB in the beginning and 170.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2019-08-10 04:23:06,031 INFO L168 Benchmark]: RCFGBuilder took 669.60 ms. Allocated memory is still 199.8 MB. Free memory was 170.7 MB in the beginning and 137.8 MB in the end (delta: 33.0 MB). Peak memory consumption was 33.0 MB. Max. memory is 7.1 GB. [2019-08-10 04:23:06,032 INFO L168 Benchmark]: Symbolic Interpretation took 787.53 ms. Allocated memory was 199.8 MB in the beginning and 223.3 MB in the end (delta: 23.6 MB). Free memory was 136.9 MB in the beginning and 182.6 MB in the end (delta: -45.7 MB). Peak memory consumption was 65.4 MB. Max. memory is 7.1 GB. [2019-08-10 04:23:06,036 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 359]: 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. Predicate is 342#(and (= ~nomsg~0 ~p2_new~0) (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 (- 1)) (= (select ~nodes~0.base 2) |#funAddr~node3.base|) (<= 0 (+ ~id3~0 128)) (or (= 1 |assert_#in~arg|) (= 0 |assert_#in~arg|)) (= |#funAddr~node1.base| (select ~nodes~0.base 0)) (= assert_~arg |assert_#in~arg|) (<= ~id1~0 127) (= ~p3_new~0 ~nomsg~0) (= 0 ~p3~0) (= 0 ~p1~0) (<= ~id2~0 127) (= (mod assert_~arg 256) 0) (= (select ~nodes~0.offset 1) |#funAddr~node2.offset|) (= 0 ~p2~0) (<= ~id3~0 127) (= (select ~nodes~0.offset 0) |#funAddr~node1.offset|) (or (= 0 ~mode1~0) (= 1 ~mode1~0)) (or (= 1 ~mode3~0) (= 0 ~mode3~0)) (= (select ~nodes~0.offset 2) |#funAddr~node3.offset|) (<= 0 (+ ~id1~0 128)) (<= 0 (+ ~id2~0 128)) (= (select ~nodes~0.base 1) |#funAddr~node2.base|) (or (= 1 ~mode2~0) (= 0 ~mode2~0))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 132.6 MB. Free memory is still 106.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 455.48 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 87.9 MB in the beginning and 173.5 MB in the end (delta: -85.6 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 47.82 ms. Allocated memory is still 199.8 MB. Free memory was 173.5 MB in the beginning and 170.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 669.60 ms. Allocated memory is still 199.8 MB. Free memory was 170.7 MB in the beginning and 137.8 MB in the end (delta: 33.0 MB). Peak memory consumption was 33.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 787.53 ms. Allocated memory was 199.8 MB in the beginning and 223.3 MB in the end (delta: 23.6 MB). Free memory was 136.9 MB in the beginning and 182.6 MB in the end (delta: -45.7 MB). Peak memory consumption was 65.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...