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/float-newlib/float_req_bl_1072d.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 01:55:22,456 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 01:55:22,458 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 01:55:22,471 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 01:55:22,473 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 01:55:22,474 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 01:55:22,476 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 01:55:22,480 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 01:55:22,483 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 01:55:22,487 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 01:55:22,490 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 01:55:22,492 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 01:55:22,492 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 01:55:22,496 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 01:55:22,497 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 01:55:22,499 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 01:55:22,501 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 01:55:22,502 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 01:55:22,506 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 01:55:22,509 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 01:55:22,514 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 01:55:22,519 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 01:55:22,520 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 01:55:22,521 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 01:55:22,524 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 01:55:22,525 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 01:55:22,525 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 01:55:22,528 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 01:55:22,529 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 01:55:22,530 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 01:55:22,530 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 01:55:22,531 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 01:55:22,533 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 01:55:22,534 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 01:55:22,535 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 01:55:22,535 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 01:55:22,535 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 01:55:22,536 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 01:55:22,536 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 01:55:22,540 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 01:55:22,540 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 01:55:22,542 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 01:55:22,573 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 01:55:22,573 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 01:55:22,575 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 01:55:22,576 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 01:55:22,576 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 01:55:22,576 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 01:55:22,576 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 01:55:22,577 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 01:55:22,577 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 01:55:22,577 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 01:55:22,578 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 01:55:22,578 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 01:55:22,579 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 01:55:22,579 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 01:55:22,579 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 01:55:22,580 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 01:55:22,580 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 01:55:22,580 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 01:55:22,580 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 01:55:22,580 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 01:55:22,581 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 01:55:22,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 01:55:22,581 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 01:55:22,582 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 01:55:22,582 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 01:55:22,582 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 01:55:22,583 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 01:55:22,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 01:55:22,583 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 01:55:22,630 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 01:55:22,643 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 01:55:22,647 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 01:55:22,648 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 01:55:22,649 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 01:55:22,649 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1072d.c [2019-08-10 01:55:22,722 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8005aeae/9e49b57d91264f359968055a83b6e108/FLAG57338f75a [2019-08-10 01:55:23,194 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 01:55:23,195 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1072d.c [2019-08-10 01:55:23,203 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8005aeae/9e49b57d91264f359968055a83b6e108/FLAG57338f75a [2019-08-10 01:55:23,583 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8005aeae/9e49b57d91264f359968055a83b6e108 [2019-08-10 01:55:23,594 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 01:55:23,596 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 01:55:23,597 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 01:55:23,597 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 01:55:23,601 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 01:55:23,602 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 01:55:23" (1/1) ... [2019-08-10 01:55:23,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5eeaba0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:23, skipping insertion in model container [2019-08-10 01:55:23,605 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 01:55:23" (1/1) ... [2019-08-10 01:55:23,612 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 01:55:23,630 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 01:55:23,820 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 01:55:23,824 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 01:55:23,848 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 01:55:23,959 INFO L192 MainTranslator]: Completed translation [2019-08-10 01:55:23,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:23 WrapperNode [2019-08-10 01:55:23,961 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 01:55:23,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 01:55:23,962 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 01:55:23,962 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 01:55:23,977 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:23" (1/1) ... [2019-08-10 01:55:23,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:23" (1/1) ... [2019-08-10 01:55:24,004 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:23" (1/1) ... [2019-08-10 01:55:24,004 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:23" (1/1) ... [2019-08-10 01:55:24,018 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:23" (1/1) ... [2019-08-10 01:55:24,024 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:23" (1/1) ... [2019-08-10 01:55:24,026 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:23" (1/1) ... [2019-08-10 01:55:24,029 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 01:55:24,029 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 01:55:24,029 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 01:55:24,029 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 01:55:24,030 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:23" (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 01:55:24,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 01:55:24,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 01:55:24,078 INFO L138 BoogieDeclarations]: Found implementation of procedure trunc_float [2019-08-10 01:55:24,078 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2019-08-10 01:55:24,078 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 01:55:24,078 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 01:55:24,078 INFO L130 BoogieDeclarations]: Found specification of procedure trunc_float [2019-08-10 01:55:24,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-10 01:55:24,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-10 01:55:24,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-10 01:55:24,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-10 01:55:24,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-10 01:55:24,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-10 01:55:24,079 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2019-08-10 01:55:24,080 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 01:55:24,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 01:55:24,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 01:55:24,463 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 01:55:24,463 INFO L283 CfgBuilder]: Removed 8 assume(true) statements. [2019-08-10 01:55:24,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 01:55:24 BoogieIcfgContainer [2019-08-10 01:55:24,465 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 01:55:24,465 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 01:55:24,466 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 01:55:24,466 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 01:55:24,467 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 01:55:24" (1/1) ... [2019-08-10 01:55:24,810 WARN L188 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-08-10 01:55:24,955 WARN L188 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-08-10 01:55:26,275 WARN L188 SmtUtils]: Spent 750.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 135 [2019-08-10 01:55:27,031 WARN L188 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 132 [2019-08-10 01:55:27,347 WARN L188 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-08-10 01:55:27,634 WARN L188 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-08-10 01:55:27,907 WARN L188 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-08-10 01:55:28,780 WARN L188 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 138 [2019-08-10 01:55:29,606 WARN L188 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 135 [2019-08-10 01:55:29,989 WARN L188 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-08-10 01:55:30,388 WARN L188 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-08-10 01:55:30,657 WARN L188 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-08-10 01:55:31,059 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 01:55:31,067 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 01:55:31,077 INFO L168 Benchmark]: Toolchain (without parser) took 7473.57 ms. Allocated memory was 132.1 MB in the beginning and 318.2 MB in the end (delta: 186.1 MB). Free memory was 88.0 MB in the beginning and 292.6 MB in the end (delta: -204.6 MB). Peak memory consumption was 190.2 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:31,078 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-10 01:55:31,079 INFO L168 Benchmark]: CACSL2BoogieTranslator took 364.51 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 87.8 MB in the beginning and 175.9 MB in the end (delta: -88.1 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:31,079 INFO L168 Benchmark]: Boogie Preprocessor took 67.36 ms. Allocated memory is still 199.2 MB. Free memory was 175.9 MB in the beginning and 173.6 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:31,080 INFO L168 Benchmark]: RCFGBuilder took 435.97 ms. Allocated memory is still 199.2 MB. Free memory was 173.6 MB in the beginning and 155.1 MB in the end (delta: 18.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:31,080 INFO L168 Benchmark]: Symbolic Interpretation took 6602.02 ms. Allocated memory was 199.2 MB in the beginning and 318.2 MB in the end (delta: 119.0 MB). Free memory was 155.1 MB in the beginning and 292.6 MB in the end (delta: -137.5 MB). Peak memory consumption was 190.2 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:31,091 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 67]: 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 138#(exists ((|v___signbit_float_~#gf_u~1.base_3| Int)) (or (and (= 4 (select |#length| |v___signbit_float_~#gf_u~1.base_3|)) (= 0 |#NULL.base|) (< |v___signbit_float_~#gf_u~1.base_3| |#StackHeapBarrier|) (= 0 (select |#valid| |v___signbit_float_~#gf_u~1.base_3|)) (not (= |v___signbit_float_~#gf_u~1.base_3| 0)) (= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0))) (and (= 0 |#NULL.base|) (= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0))))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 364.51 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 87.8 MB in the beginning and 175.9 MB in the end (delta: -88.1 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 67.36 ms. Allocated memory is still 199.2 MB. Free memory was 175.9 MB in the beginning and 173.6 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 435.97 ms. Allocated memory is still 199.2 MB. Free memory was 173.6 MB in the beginning and 155.1 MB in the end (delta: 18.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 6602.02 ms. Allocated memory was 199.2 MB in the beginning and 318.2 MB in the end (delta: 119.0 MB). Free memory was 155.1 MB in the beginning and 292.6 MB in the end (delta: -137.5 MB). Peak memory consumption was 190.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...