./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/neural-networks/gelu_0_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/neural-networks/gelu_0_safe.c-amalgamation.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux', '--witnessprinter.witness.filename', 'witness', '--witnessprinter.write.witness.besides.input.file', 'false', '--witnessprinter.graph.data.specification', 'CHECK( init(main()), LTL(G ! call(reach_error())) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '32bit', '--witnessprinter.graph.data.programhash', '80241cf7fd339395f2cd685fb8c8d67d74205f11c5dc83165cf4ce95f0a1a420'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/neural-networks/gelu_0_safe.c-amalgamation.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 80241cf7fd339395f2cd685fb8c8d67d74205f11c5dc83165cf4ce95f0a1a420 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-06 21:36:57,420 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-06 21:36:57,505 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-06 21:36:57,511 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-06 21:36:57,512 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-06 21:36:57,537 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-06 21:36:57,538 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-06 21:36:57,538 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-06 21:36:57,539 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-06 21:36:57,539 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-06 21:36:57,540 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-06 21:36:57,540 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-06 21:36:57,540 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-06 21:36:57,540 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-06 21:36:57,541 INFO L153 SettingsManager]: * Use SBE=true [2024-11-06 21:36:57,541 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-06 21:36:57,541 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-06 21:36:57,541 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-06 21:36:57,542 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-06 21:36:57,542 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-06 21:36:57,542 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-06 21:36:57,542 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-06 21:36:57,542 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-06 21:36:57,542 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-06 21:36:57,542 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-06 21:36:57,542 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-06 21:36:57,542 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-06 21:36:57,542 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-06 21:36:57,543 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-06 21:36:57,543 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-06 21:36:57,543 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-06 21:36:57,543 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-06 21:36:57,543 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 21:36:57,544 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-06 21:36:57,544 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-06 21:36:57,544 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-06 21:36:57,544 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-06 21:36:57,544 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-06 21:36:57,544 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-06 21:36:57,544 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-06 21:36:57,544 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-06 21:36:57,544 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-06 21:36:57,544 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer 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 -> 80241cf7fd339395f2cd685fb8c8d67d74205f11c5dc83165cf4ce95f0a1a420 [2024-11-06 21:36:57,813 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-06 21:36:57,821 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-06 21:36:57,823 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-06 21:36:57,824 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-06 21:36:57,825 INFO L274 PluginConnector]: CDTParser initialized [2024-11-06 21:36:57,826 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/neural-networks/gelu_0_safe.c-amalgamation.i [2024-11-06 21:36:59,073 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-06 21:36:59,450 INFO L384 CDTParser]: Found 1 translation units. [2024-11-06 21:36:59,451 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/neural-networks/gelu_0_safe.c-amalgamation.i [2024-11-06 21:36:59,474 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/12fe0ff49/05582754a82e45b3b601b9ac4f7741a6/FLAGe15ac9678 [2024-11-06 21:36:59,665 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/12fe0ff49/05582754a82e45b3b601b9ac4f7741a6 [2024-11-06 21:36:59,667 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-06 21:36:59,668 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-06 21:36:59,669 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-06 21:36:59,669 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-06 21:36:59,673 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-06 21:36:59,674 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:36:59" (1/1) ... [2024-11-06 21:36:59,674 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@586d7026 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:36:59, skipping insertion in model container [2024-11-06 21:36:59,675 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:36:59" (1/1) ... [2024-11-06 21:36:59,718 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 21:37:00,101 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/neural-networks/gelu_0_safe.c-amalgamation.i[63182,63195] [2024-11-06 21:37:00,104 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 21:37:00,112 INFO L200 MainTranslator]: Completed pre-run [2024-11-06 21:37:00,166 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/neural-networks/gelu_0_safe.c-amalgamation.i[63182,63195] [2024-11-06 21:37:00,168 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 21:37:00,328 INFO L204 MainTranslator]: Completed translation [2024-11-06 21:37:00,329 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:00 WrapperNode [2024-11-06 21:37:00,329 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-06 21:37:00,330 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-06 21:37:00,330 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-06 21:37:00,331 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-06 21:37:00,336 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:00" (1/1) ... [2024-11-06 21:37:00,356 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:00" (1/1) ... [2024-11-06 21:37:00,378 INFO L138 Inliner]: procedures = 558, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 40 [2024-11-06 21:37:00,378 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-06 21:37:00,380 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-06 21:37:00,380 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-06 21:37:00,380 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-06 21:37:00,386 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:00" (1/1) ... [2024-11-06 21:37:00,387 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:00" (1/1) ... [2024-11-06 21:37:00,389 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:00" (1/1) ... [2024-11-06 21:37:00,400 INFO L175 MemorySlicer]: Split 9 memory accesses to 2 slices as follows [2, 7]. 78 percent of accesses are in the largest equivalence class. The 9 initializations are split as follows [2, 7]. The 0 writes are split as follows [0, 0]. [2024-11-06 21:37:00,401 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:00" (1/1) ... [2024-11-06 21:37:00,401 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:00" (1/1) ... [2024-11-06 21:37:00,404 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:00" (1/1) ... [2024-11-06 21:37:00,409 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:00" (1/1) ... [2024-11-06 21:37:00,411 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:00" (1/1) ... [2024-11-06 21:37:00,415 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:00" (1/1) ... [2024-11-06 21:37:00,416 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-06 21:37:00,417 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-06 21:37:00,417 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-06 21:37:00,418 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-06 21:37:00,419 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:00" (1/1) ... [2024-11-06 21:37:00,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 21:37:00,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 21:37:00,448 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-06 21:37:00,455 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-06 21:37:00,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-06 21:37:00,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-06 21:37:00,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-06 21:37:00,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-06 21:37:00,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-06 21:37:00,556 INFO L238 CfgBuilder]: Building ICFG [2024-11-06 21:37:00,558 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-06 21:37:00,622 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-06 21:37:00,623 INFO L287 CfgBuilder]: Performing block encoding [2024-11-06 21:37:00,631 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-06 21:37:00,631 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-06 21:37:00,631 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:37:00 BoogieIcfgContainer [2024-11-06 21:37:00,631 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-06 21:37:00,634 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-06 21:37:00,634 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-06 21:37:00,637 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-06 21:37:00,637 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:36:59" (1/3) ... [2024-11-06 21:37:00,638 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@287bb1b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:37:00, skipping insertion in model container [2024-11-06 21:37:00,638 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:00" (2/3) ... [2024-11-06 21:37:00,638 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@287bb1b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:37:00, skipping insertion in model container [2024-11-06 21:37:00,638 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:37:00" (3/3) ... [2024-11-06 21:37:00,639 INFO L112 eAbstractionObserver]: Analyzing ICFG gelu_0_safe.c-amalgamation.i [2024-11-06 21:37:00,651 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-06 21:37:00,651 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-06 21:37:00,692 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-06 21:37:00,702 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@35d755cf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-06 21:37:00,703 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-06 21:37:00,707 INFO L276 IsEmpty]: Start isEmpty. Operand has 13 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 12 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-06 21:37:00,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-06 21:37:00,711 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 21:37:00,711 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 21:37:00,712 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 21:37:00,714 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 21:37:00,715 INFO L85 PathProgramCache]: Analyzing trace with hash 121321228, now seen corresponding path program 1 times [2024-11-06 21:37:00,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 21:37:00,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712349873] [2024-11-06 21:37:00,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 21:37:00,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 21:37:00,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 21:37:00,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-06 21:37:00,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 21:37:00,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712349873] [2024-11-06 21:37:00,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [712349873] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 21:37:00,818 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 21:37:00,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-06 21:37:00,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372914555] [2024-11-06 21:37:00,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 21:37:00,824 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-06 21:37:00,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 21:37:00,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-06 21:37:00,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 21:37:00,840 INFO L87 Difference]: Start difference. First operand has 13 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 12 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-06 21:37:00,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 21:37:00,848 INFO L93 Difference]: Finished difference Result 22 states and 24 transitions. [2024-11-06 21:37:00,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-06 21:37:00,849 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2024-11-06 21:37:00,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 21:37:00,853 INFO L225 Difference]: With dead ends: 22 [2024-11-06 21:37:00,853 INFO L226 Difference]: Without dead ends: 9 [2024-11-06 21:37:00,855 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 21:37:00,857 INFO L432 NwaCegarLoop]: 13 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-06 21:37:00,857 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 21:37:00,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2024-11-06 21:37:00,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2024-11-06 21:37:00,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-06 21:37:00,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2024-11-06 21:37:00,879 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 8 [2024-11-06 21:37:00,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 21:37:00,879 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2024-11-06 21:37:00,879 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-06 21:37:00,879 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-11-06 21:37:00,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-06 21:37:00,879 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 21:37:00,879 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 21:37:00,880 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-06 21:37:00,880 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 21:37:00,880 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 21:37:00,880 INFO L85 PathProgramCache]: Analyzing trace with hash 123168270, now seen corresponding path program 1 times [2024-11-06 21:37:00,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 21:37:00,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802567986] [2024-11-06 21:37:00,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 21:37:00,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 21:37:00,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-06 21:37:00,894 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-06 21:37:00,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-06 21:37:00,919 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-06 21:37:00,919 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-06 21:37:00,921 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-06 21:37:00,923 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-06 21:37:00,925 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-06 21:37:00,936 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-06 21:37:00,939 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 09:37:00 BoogieIcfgContainer [2024-11-06 21:37:00,939 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-06 21:37:00,940 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-06 21:37:00,940 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-06 21:37:00,940 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-06 21:37:00,941 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:37:00" (3/4) ... [2024-11-06 21:37:00,942 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-06 21:37:00,943 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-06 21:37:00,944 INFO L158 Benchmark]: Toolchain (without parser) took 1275.55ms. Allocated memory is still 117.4MB. Free memory was 89.7MB in the beginning and 41.6MB in the end (delta: 48.0MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB. [2024-11-06 21:37:00,944 INFO L158 Benchmark]: CDTParser took 0.65ms. Allocated memory is still 117.4MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-06 21:37:00,944 INFO L158 Benchmark]: CACSL2BoogieTranslator took 659.96ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 74.3MB in the end (delta: 15.2MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. [2024-11-06 21:37:00,945 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.21ms. Allocated memory is still 117.4MB. Free memory was 73.9MB in the beginning and 71.8MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-06 21:37:00,945 INFO L158 Benchmark]: Boogie Preprocessor took 36.58ms. Allocated memory is still 117.4MB. Free memory was 71.8MB in the beginning and 70.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-06 21:37:00,945 INFO L158 Benchmark]: RCFGBuilder took 214.59ms. Allocated memory is still 117.4MB. Free memory was 70.3MB in the beginning and 61.5MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-06 21:37:00,946 INFO L158 Benchmark]: TraceAbstraction took 305.66ms. Allocated memory is still 117.4MB. Free memory was 60.5MB in the beginning and 41.6MB in the end (delta: 18.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-06 21:37:00,946 INFO L158 Benchmark]: Witness Printer took 3.43ms. Allocated memory is still 117.4MB. Free memory is still 41.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-06 21:37:00,947 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65ms. Allocated memory is still 117.4MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 659.96ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 74.3MB in the end (delta: 15.2MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.21ms. Allocated memory is still 117.4MB. Free memory was 73.9MB in the beginning and 71.8MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.58ms. Allocated memory is still 117.4MB. Free memory was 71.8MB in the beginning and 70.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 214.59ms. Allocated memory is still 117.4MB. Free memory was 70.3MB in the beginning and 61.5MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 305.66ms. Allocated memory is still 117.4MB. Free memory was 60.5MB in the beginning and 41.6MB in the end (delta: 18.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 3.43ms. Allocated memory is still 117.4MB. Free memory is still 41.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 855]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 855, overapproximation of someBinaryArithmeticFLOAToperation at line 847. Possible FailurePath: [L852] float x = __VERIFIER_nondet_float(); [L853] EXPR __builtin_islessequal(x, 0.0f) && !__builtin_isinf_sign (x) [L853] EXPR __builtin_islessequal(x, 0.0f) && !__builtin_isinf_sign (x) [L853] COND FALSE !(!(__builtin_islessequal(x, 0.0f) && !__builtin_isinf_sign (x))) [L854] CALL, EXPR gelu(x) [L847] float cdf = 0.5f * erff(x / 1.41421356237309504880168872420969807856967187537694807317667973799f) + 0.5f; [L848] return x * cdf; [L854] RET, EXPR gelu(x) [L854] float y = gelu(x); [L855] COND TRUE !(__builtin_islessequal(y, 0.0f)) [L855] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 13 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 13 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 13 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-06 21:37:00,970 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/neural-networks/gelu_0_safe.c-amalgamation.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 80241cf7fd339395f2cd685fb8c8d67d74205f11c5dc83165cf4ce95f0a1a420 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-06 21:37:03,041 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-06 21:37:03,127 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-06 21:37:03,132 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-06 21:37:03,132 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-06 21:37:03,150 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-06 21:37:03,151 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-06 21:37:03,151 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-06 21:37:03,151 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-06 21:37:03,151 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-06 21:37:03,152 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-06 21:37:03,152 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-06 21:37:03,152 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-06 21:37:03,152 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-06 21:37:03,152 INFO L153 SettingsManager]: * Use SBE=true [2024-11-06 21:37:03,152 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-06 21:37:03,153 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-06 21:37:03,153 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-06 21:37:03,153 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-06 21:37:03,153 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-06 21:37:03,153 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-06 21:37:03,153 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-06 21:37:03,153 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-06 21:37:03,153 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-06 21:37:03,154 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-06 21:37:03,154 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-06 21:37:03,154 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-06 21:37:03,154 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-06 21:37:03,154 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-06 21:37:03,154 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-06 21:37:03,154 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-06 21:37:03,155 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-06 21:37:03,155 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-06 21:37:03,155 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-06 21:37:03,155 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 21:37:03,155 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-06 21:37:03,155 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-06 21:37:03,155 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-06 21:37:03,156 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-06 21:37:03,156 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-06 21:37:03,156 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-06 21:37:03,156 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-06 21:37:03,156 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-06 21:37:03,156 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-06 21:37:03,156 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer 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 -> 80241cf7fd339395f2cd685fb8c8d67d74205f11c5dc83165cf4ce95f0a1a420 [2024-11-06 21:37:03,428 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-06 21:37:03,434 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-06 21:37:03,436 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-06 21:37:03,437 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-06 21:37:03,437 INFO L274 PluginConnector]: CDTParser initialized [2024-11-06 21:37:03,438 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/neural-networks/gelu_0_safe.c-amalgamation.i [2024-11-06 21:37:04,796 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-06 21:37:05,109 INFO L384 CDTParser]: Found 1 translation units. [2024-11-06 21:37:05,113 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/neural-networks/gelu_0_safe.c-amalgamation.i [2024-11-06 21:37:05,136 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/37b8e312c/d0f7c1fb9eb74faf9582045ddb4dc3b9/FLAGf9f19c9d6 [2024-11-06 21:37:05,154 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/37b8e312c/d0f7c1fb9eb74faf9582045ddb4dc3b9 [2024-11-06 21:37:05,157 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-06 21:37:05,158 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-06 21:37:05,159 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-06 21:37:05,159 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-06 21:37:05,163 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-06 21:37:05,164 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:37:05" (1/1) ... [2024-11-06 21:37:05,166 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74f0ebb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:05, skipping insertion in model container [2024-11-06 21:37:05,166 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:37:05" (1/1) ... [2024-11-06 21:37:05,212 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 21:37:05,629 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/neural-networks/gelu_0_safe.c-amalgamation.i[63182,63195] [2024-11-06 21:37:05,631 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 21:37:05,644 INFO L200 MainTranslator]: Completed pre-run [2024-11-06 21:37:05,687 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/neural-networks/gelu_0_safe.c-amalgamation.i[63182,63195] [2024-11-06 21:37:05,688 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 21:37:05,852 INFO L204 MainTranslator]: Completed translation [2024-11-06 21:37:05,853 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:05 WrapperNode [2024-11-06 21:37:05,853 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-06 21:37:05,854 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-06 21:37:05,854 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-06 21:37:05,855 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-06 21:37:05,861 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:05" (1/1) ... [2024-11-06 21:37:05,903 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:05" (1/1) ... [2024-11-06 21:37:05,919 INFO L138 Inliner]: procedures = 559, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2024-11-06 21:37:05,919 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-06 21:37:05,919 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-06 21:37:05,920 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-06 21:37:05,920 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-06 21:37:05,927 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:05" (1/1) ... [2024-11-06 21:37:05,927 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:05" (1/1) ... [2024-11-06 21:37:05,930 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:05" (1/1) ... [2024-11-06 21:37:05,940 INFO L175 MemorySlicer]: Split 9 memory accesses to 2 slices as follows [2, 7]. 78 percent of accesses are in the largest equivalence class. The 9 initializations are split as follows [2, 7]. The 0 writes are split as follows [0, 0]. [2024-11-06 21:37:05,940 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:05" (1/1) ... [2024-11-06 21:37:05,940 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:05" (1/1) ... [2024-11-06 21:37:05,949 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:05" (1/1) ... [2024-11-06 21:37:05,951 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:05" (1/1) ... [2024-11-06 21:37:05,952 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:05" (1/1) ... [2024-11-06 21:37:05,953 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:05" (1/1) ... [2024-11-06 21:37:05,954 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-06 21:37:05,955 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-06 21:37:05,955 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-06 21:37:05,955 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-06 21:37:05,956 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:05" (1/1) ... [2024-11-06 21:37:05,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 21:37:05,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 21:37:05,986 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-06 21:37:05,991 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-06 21:37:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-06 21:37:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-06 21:37:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-06 21:37:06,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-06 21:37:06,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-06 21:37:06,091 INFO L238 CfgBuilder]: Building ICFG [2024-11-06 21:37:06,093 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-06 21:37:06,830 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-06 21:37:06,830 INFO L287 CfgBuilder]: Performing block encoding [2024-11-06 21:37:06,836 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-06 21:37:06,837 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-06 21:37:06,837 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:37:06 BoogieIcfgContainer [2024-11-06 21:37:06,837 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-06 21:37:06,839 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-06 21:37:06,839 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-06 21:37:06,843 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-06 21:37:06,844 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:37:05" (1/3) ... [2024-11-06 21:37:06,844 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cc88699 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:37:06, skipping insertion in model container [2024-11-06 21:37:06,844 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:05" (2/3) ... [2024-11-06 21:37:06,844 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cc88699 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:37:06, skipping insertion in model container [2024-11-06 21:37:06,845 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:37:06" (3/3) ... [2024-11-06 21:37:06,846 INFO L112 eAbstractionObserver]: Analyzing ICFG gelu_0_safe.c-amalgamation.i [2024-11-06 21:37:06,857 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-06 21:37:06,858 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-06 21:37:06,899 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-06 21:37:06,911 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2819aac0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-06 21:37:06,913 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-06 21:37:06,917 INFO L276 IsEmpty]: Start isEmpty. Operand has 12 states, 10 states have (on average 1.3) internal successors, (13), 11 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-06 21:37:06,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-06 21:37:06,920 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 21:37:06,920 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-06 21:37:06,920 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 21:37:06,923 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 21:37:06,923 INFO L85 PathProgramCache]: Analyzing trace with hash 1804965381, now seen corresponding path program 1 times [2024-11-06 21:37:06,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 21:37:06,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1718168412] [2024-11-06 21:37:06,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 21:37:06,931 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 21:37:06,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 21:37:06,934 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 21:37:06,935 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-06 21:37:07,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 21:37:07,054 INFO L255 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-06 21:37:07,057 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 21:37:07,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-06 21:37:07,071 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 21:37:07,071 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 21:37:07,071 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1718168412] [2024-11-06 21:37:07,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1718168412] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 21:37:07,072 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 21:37:07,072 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-06 21:37:07,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843457675] [2024-11-06 21:37:07,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 21:37:07,076 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-06 21:37:07,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 21:37:07,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-06 21:37:07,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 21:37:07,092 INFO L87 Difference]: Start difference. First operand has 12 states, 10 states have (on average 1.3) internal successors, (13), 11 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-06 21:37:07,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 21:37:07,100 INFO L93 Difference]: Finished difference Result 21 states and 22 transitions. [2024-11-06 21:37:07,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-06 21:37:07,101 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2024-11-06 21:37:07,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 21:37:07,109 INFO L225 Difference]: With dead ends: 21 [2024-11-06 21:37:07,110 INFO L226 Difference]: Without dead ends: 8 [2024-11-06 21:37:07,112 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 21:37:07,114 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-06 21:37:07,115 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 21:37:07,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states. [2024-11-06 21:37:07,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 8. [2024-11-06 21:37:07,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.0) internal successors, (7), 7 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-06 21:37:07,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 7 transitions. [2024-11-06 21:37:07,135 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 7 transitions. Word has length 7 [2024-11-06 21:37:07,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 21:37:07,136 INFO L471 AbstractCegarLoop]: Abstraction has 8 states and 7 transitions. [2024-11-06 21:37:07,136 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-06 21:37:07,136 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 7 transitions. [2024-11-06 21:37:07,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-06 21:37:07,137 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 21:37:07,137 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-06 21:37:07,144 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-06 21:37:07,337 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 21:37:07,338 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 21:37:07,338 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 21:37:07,338 INFO L85 PathProgramCache]: Analyzing trace with hash 1806812423, now seen corresponding path program 1 times [2024-11-06 21:37:07,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 21:37:07,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [983593158] [2024-11-06 21:37:07,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 21:37:07,339 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 21:37:07,339 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 21:37:07,345 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 21:37:07,346 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-06 21:37:07,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-06 21:37:07,479 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-06 21:37:07,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-06 21:37:07,564 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2024-11-06 21:37:07,564 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-06 21:37:07,565 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-06 21:37:07,574 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-06 21:37:07,767 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 21:37:07,770 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-06 21:37:07,780 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-06 21:37:07,782 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 09:37:07 BoogieIcfgContainer [2024-11-06 21:37:07,782 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-06 21:37:07,782 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-06 21:37:07,782 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-06 21:37:07,783 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-06 21:37:07,783 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:37:06" (3/4) ... [2024-11-06 21:37:07,785 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-06 21:37:07,785 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-06 21:37:07,786 INFO L158 Benchmark]: Toolchain (without parser) took 2628.01ms. Allocated memory is still 83.9MB. Free memory was 58.0MB in the beginning and 48.0MB in the end (delta: 10.0MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2024-11-06 21:37:07,786 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 65.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-06 21:37:07,786 INFO L158 Benchmark]: CACSL2BoogieTranslator took 694.71ms. Allocated memory is still 83.9MB. Free memory was 58.0MB in the beginning and 33.6MB in the end (delta: 24.4MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. [2024-11-06 21:37:07,786 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.67ms. Allocated memory is still 83.9MB. Free memory was 33.6MB in the beginning and 54.6MB in the end (delta: -21.0MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2024-11-06 21:37:07,787 INFO L158 Benchmark]: Boogie Preprocessor took 34.82ms. Allocated memory is still 83.9MB. Free memory was 54.6MB in the beginning and 53.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-06 21:37:07,787 INFO L158 Benchmark]: RCFGBuilder took 882.17ms. Allocated memory is still 83.9MB. Free memory was 53.0MB in the beginning and 43.6MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-06 21:37:07,787 INFO L158 Benchmark]: TraceAbstraction took 942.87ms. Allocated memory is still 83.9MB. Free memory was 43.2MB in the beginning and 48.4MB in the end (delta: -5.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-06 21:37:07,787 INFO L158 Benchmark]: Witness Printer took 2.89ms. Allocated memory is still 83.9MB. Free memory was 48.4MB in the beginning and 48.0MB in the end (delta: 418.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-06 21:37:07,789 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 65.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 694.71ms. Allocated memory is still 83.9MB. Free memory was 58.0MB in the beginning and 33.6MB in the end (delta: 24.4MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.67ms. Allocated memory is still 83.9MB. Free memory was 33.6MB in the beginning and 54.6MB in the end (delta: -21.0MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.82ms. Allocated memory is still 83.9MB. Free memory was 54.6MB in the beginning and 53.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 882.17ms. Allocated memory is still 83.9MB. Free memory was 53.0MB in the beginning and 43.6MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 942.87ms. Allocated memory is still 83.9MB. Free memory was 43.2MB in the beginning and 48.4MB in the end (delta: -5.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.89ms. Allocated memory is still 83.9MB. Free memory was 48.4MB in the beginning and 48.0MB in the end (delta: 418.8kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 855]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of erff at line 847, overapproximation of __builtin_isinf_sign at line 853. Possible FailurePath: [L852] float x = __VERIFIER_nondet_float(); [L853] COND FALSE !(!(__builtin_islessequal(x, 0.0f) && !__builtin_isinf_sign (x))) [L854] CALL, EXPR gelu(x) [L847] float cdf = 0.5f * erff(x / 1.41421356237309504880168872420969807856967187537694807317667973799f) + 0.5f; [L848] return x * cdf; VAL [\result=NaN] [L854] RET, EXPR gelu(x) [L854] float y = gelu(x); [L855] COND TRUE !(__builtin_islessequal(y, 0.0f)) [L855] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 12 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 11 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 SizeOfPredicates, 0 NumberOfNonLiveVariables, 27 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-06 21:37:07,813 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample