./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU --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 197e06cdc19dadc7ee995542a4677229fc9518691d9357ae11526a5e91dbad37 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:15:09,603 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:15:09,691 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-31 22:15:09,697 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:15:09,698 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:15:09,737 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:15:09,740 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:15:09,740 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:15:09,741 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:15:09,742 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:15:09,743 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:15:09,744 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:15:09,744 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:15:09,745 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:15:09,745 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:15:09,745 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:15:09,746 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:15:09,746 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:15:09,746 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:15:09,747 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:15:09,747 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:15:09,751 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:15:09,752 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:15:09,752 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:15:09,756 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:15:09,756 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:15:09,756 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:15:09,757 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:15:09,757 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:15:09,757 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:15:09,758 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:15:09,758 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:15:09,758 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:15:09,759 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:15:09,759 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:15:09,762 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:15:09,762 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:15:09,763 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:15:09,763 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:15:09,763 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:15:09,763 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:15:09,764 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:15:09,764 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 197e06cdc19dadc7ee995542a4677229fc9518691d9357ae11526a5e91dbad37 [2024-10-31 22:15:10,027 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:15:10,058 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:15:10,062 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:15:10,063 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:15:10,064 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:15:10,065 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c Unable to find full path for "g++" [2024-10-31 22:15:12,547 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:15:12,723 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:15:12,724 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c [2024-10-31 22:15:12,730 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/data/e3ab67523/d9ca84cf8cc44048b7c919e8d6607c7d/FLAG639e083e9 [2024-10-31 22:15:13,124 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/data/e3ab67523/d9ca84cf8cc44048b7c919e8d6607c7d [2024-10-31 22:15:13,135 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:15:13,136 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:15:13,139 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:15:13,143 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:15:13,153 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:15:13,156 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:15:13" (1/1) ... [2024-10-31 22:15:13,158 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d2986e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:13, skipping insertion in model container [2024-10-31 22:15:13,162 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:15:13" (1/1) ... [2024-10-31 22:15:13,207 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:15:13,474 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c[371,384] [2024-10-31 22:15:13,480 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:15:13,497 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:15:13,510 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c[371,384] [2024-10-31 22:15:13,515 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:15:13,557 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:15:13,557 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:13 WrapperNode [2024-10-31 22:15:13,558 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:15:13,559 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:15:13,559 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:15:13,559 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:15:13,573 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:13" (1/1) ... [2024-10-31 22:15:13,581 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:13" (1/1) ... [2024-10-31 22:15:13,600 INFO L138 Inliner]: procedures = 11, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2024-10-31 22:15:13,601 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:15:13,602 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:15:13,602 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:15:13,602 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:15:13,613 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:13" (1/1) ... [2024-10-31 22:15:13,614 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:13" (1/1) ... [2024-10-31 22:15:13,615 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:13" (1/1) ... [2024-10-31 22:15:13,627 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-31 22:15:13,627 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:13" (1/1) ... [2024-10-31 22:15:13,627 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:13" (1/1) ... [2024-10-31 22:15:13,631 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:13" (1/1) ... [2024-10-31 22:15:13,633 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:13" (1/1) ... [2024-10-31 22:15:13,634 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:13" (1/1) ... [2024-10-31 22:15:13,635 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:13" (1/1) ... [2024-10-31 22:15:13,636 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:15:13,637 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:15:13,638 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:15:13,638 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:15:13,639 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:13" (1/1) ... [2024-10-31 22:15:13,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:15:13,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:15:13,680 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:15:13,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:15:13,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:15:13,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:15:13,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:15:13,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:15:13,792 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:15:13,795 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:15:13,913 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-10-31 22:15:13,914 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:15:13,926 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:15:13,928 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-31 22:15:13,928 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:15:13 BoogieIcfgContainer [2024-10-31 22:15:13,929 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:15:13,933 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:15:13,933 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:15:13,937 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:15:13,938 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:15:13" (1/3) ... [2024-10-31 22:15:13,939 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f4eafda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:15:13, skipping insertion in model container [2024-10-31 22:15:13,940 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:13" (2/3) ... [2024-10-31 22:15:13,941 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f4eafda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:15:13, skipping insertion in model container [2024-10-31 22:15:13,941 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:15:13" (3/3) ... [2024-10-31 22:15:13,943 INFO L112 eAbstractionObserver]: Analyzing ICFG implicitfloatconversion.c [2024-10-31 22:15:13,965 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:15:13,965 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 22:15:14,047 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:15:14,056 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;@eb384c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:15:14,057 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 22:15:14,062 INFO L276 IsEmpty]: Start isEmpty. Operand has 8 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 7 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) [2024-10-31 22:15:14,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-10-31 22:15:14,069 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:15:14,070 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-10-31 22:15:14,072 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:15:14,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:15:14,080 INFO L85 PathProgramCache]: Analyzing trace with hash 925607, now seen corresponding path program 1 times [2024-10-31 22:15:14,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:15:14,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937828399] [2024-10-31 22:15:14,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:15:14,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:15:14,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:15:14,216 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:15:14,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:15:14,317 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:15:14,321 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-31 22:15:14,322 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-31 22:15:14,325 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-31 22:15:14,330 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-10-31 22:15:14,347 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-10-31 22:15:14,351 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.10 10:15:14 BoogieIcfgContainer [2024-10-31 22:15:14,353 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-31 22:15:14,355 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 22:15:14,355 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 22:15:14,356 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 22:15:14,356 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:15:13" (3/4) ... [2024-10-31 22:15:14,360 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-10-31 22:15:14,361 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 22:15:14,363 INFO L158 Benchmark]: Toolchain (without parser) took 1226.64ms. Allocated memory is still 161.5MB. Free memory was 118.8MB in the beginning and 129.0MB in the end (delta: -10.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:15:14,363 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 111.1MB. Free memory is still 62.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:15:14,364 INFO L158 Benchmark]: CACSL2BoogieTranslator took 419.38ms. Allocated memory is still 161.5MB. Free memory was 118.4MB in the beginning and 106.7MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-10-31 22:15:14,366 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.21ms. Allocated memory is still 161.5MB. Free memory was 106.7MB in the beginning and 105.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:15:14,367 INFO L158 Benchmark]: Boogie Preprocessor took 34.73ms. Allocated memory is still 161.5MB. Free memory was 105.3MB in the beginning and 103.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:15:14,368 INFO L158 Benchmark]: RCFGBuilder took 292.22ms. Allocated memory is still 161.5MB. Free memory was 103.7MB in the beginning and 94.9MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-10-31 22:15:14,387 INFO L158 Benchmark]: TraceAbstraction took 419.90ms. Allocated memory is still 161.5MB. Free memory was 94.2MB in the beginning and 129.4MB in the end (delta: -35.2MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2024-10-31 22:15:14,388 INFO L158 Benchmark]: Witness Printer took 6.58ms. Allocated memory is still 161.5MB. Free memory was 129.3MB in the beginning and 129.0MB in the end (delta: 368.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:15:14,393 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 111.1MB. Free memory is still 62.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 419.38ms. Allocated memory is still 161.5MB. Free memory was 118.4MB in the beginning and 106.7MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.21ms. Allocated memory is still 161.5MB. Free memory was 106.7MB in the beginning and 105.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.73ms. Allocated memory is still 161.5MB. Free memory was 105.3MB in the beginning and 103.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 292.22ms. Allocated memory is still 161.5MB. Free memory was 103.7MB in the beginning and 94.9MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 419.90ms. Allocated memory is still 161.5MB. Free memory was 94.2MB in the beginning and 129.4MB in the end (delta: -35.2MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * Witness Printer took 6.58ms. Allocated memory is still 161.5MB. Free memory was 129.3MB in the beginning and 129.0MB in the end (delta: 368.4kB). 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: 12]: 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 to_int at line 7, overapproximation of to_real at line 6. Possible FailurePath: [L6] float f = 1; [L7] int i = f; [L8] COND TRUE i == 1 [L12] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 8 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 [2024-10-31 22:15:14,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, 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: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU --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 197e06cdc19dadc7ee995542a4677229fc9518691d9357ae11526a5e91dbad37 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:15:17,156 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:15:17,274 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-10-31 22:15:17,283 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:15:17,283 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:15:17,326 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:15:17,326 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:15:17,329 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:15:17,330 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:15:17,331 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:15:17,331 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:15:17,332 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:15:17,333 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:15:17,337 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:15:17,338 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:15:17,338 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:15:17,338 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:15:17,339 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:15:17,339 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:15:17,339 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:15:17,340 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:15:17,342 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:15:17,343 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:15:17,343 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-31 22:15:17,343 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-31 22:15:17,344 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:15:17,344 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-31 22:15:17,344 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:15:17,345 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:15:17,345 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:15:17,346 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:15:17,346 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:15:17,347 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:15:17,347 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:15:17,347 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:15:17,348 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:15:17,348 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:15:17,349 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:15:17,350 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-31 22:15:17,350 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-31 22:15:17,351 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:15:17,351 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:15:17,352 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:15:17,352 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:15:17,353 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-31 22:15:17,353 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 197e06cdc19dadc7ee995542a4677229fc9518691d9357ae11526a5e91dbad37 [2024-10-31 22:15:17,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:15:17,808 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:15:17,814 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:15:17,815 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:15:17,816 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:15:17,818 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c Unable to find full path for "g++" [2024-10-31 22:15:20,080 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:15:20,308 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:15:20,309 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c [2024-10-31 22:15:20,317 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/data/65f7cdbc4/bcf3b8abe60543caaea2bb4de14d87b2/FLAGd4d4ecd46 [2024-10-31 22:15:20,655 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/data/65f7cdbc4/bcf3b8abe60543caaea2bb4de14d87b2 [2024-10-31 22:15:20,658 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:15:20,659 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:15:20,660 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:15:20,661 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:15:20,668 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:15:20,668 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:15:20" (1/1) ... [2024-10-31 22:15:20,672 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5df7f7ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:20, skipping insertion in model container [2024-10-31 22:15:20,672 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:15:20" (1/1) ... [2024-10-31 22:15:20,693 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:15:20,936 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c[371,384] [2024-10-31 22:15:20,942 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:15:20,964 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:15:20,981 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c[371,384] [2024-10-31 22:15:20,982 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:15:21,020 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:15:21,021 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:21 WrapperNode [2024-10-31 22:15:21,021 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:15:21,023 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:15:21,023 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:15:21,023 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:15:21,032 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:21" (1/1) ... [2024-10-31 22:15:21,042 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:21" (1/1) ... [2024-10-31 22:15:21,060 INFO L138 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 21 [2024-10-31 22:15:21,061 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:15:21,062 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:15:21,063 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:15:21,063 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:15:21,089 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:21" (1/1) ... [2024-10-31 22:15:21,090 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:21" (1/1) ... [2024-10-31 22:15:21,091 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:21" (1/1) ... [2024-10-31 22:15:21,105 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-31 22:15:21,105 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:21" (1/1) ... [2024-10-31 22:15:21,106 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:21" (1/1) ... [2024-10-31 22:15:21,118 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:21" (1/1) ... [2024-10-31 22:15:21,120 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:21" (1/1) ... [2024-10-31 22:15:21,122 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:21" (1/1) ... [2024-10-31 22:15:21,123 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:21" (1/1) ... [2024-10-31 22:15:21,128 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:15:21,129 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:15:21,132 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:15:21,132 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:15:21,133 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:21" (1/1) ... [2024-10-31 22:15:21,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:15:21,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:15:21,167 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:15:21,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:15:21,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:15:21,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:15:21,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:15:21,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-31 22:15:21,289 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:15:21,292 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:15:21,432 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-10-31 22:15:21,432 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:15:21,445 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:15:21,447 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-31 22:15:21,447 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:15:21 BoogieIcfgContainer [2024-10-31 22:15:21,447 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:15:21,452 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:15:21,452 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:15:21,456 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:15:21,456 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:15:20" (1/3) ... [2024-10-31 22:15:21,457 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5790ec3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:15:21, skipping insertion in model container [2024-10-31 22:15:21,458 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:21" (2/3) ... [2024-10-31 22:15:21,459 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5790ec3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:15:21, skipping insertion in model container [2024-10-31 22:15:21,459 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:15:21" (3/3) ... [2024-10-31 22:15:21,460 INFO L112 eAbstractionObserver]: Analyzing ICFG implicitfloatconversion.c [2024-10-31 22:15:21,480 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:15:21,481 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 22:15:21,555 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:15:21,563 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;@1fc501f2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:15:21,564 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 22:15:21,568 INFO L276 IsEmpty]: Start isEmpty. Operand has 8 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 7 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) [2024-10-31 22:15:21,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-10-31 22:15:21,575 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:15:21,575 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-10-31 22:15:21,576 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:15:21,583 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:15:21,583 INFO L85 PathProgramCache]: Analyzing trace with hash 925607, now seen corresponding path program 1 times [2024-10-31 22:15:21,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-31 22:15:21,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [102511386] [2024-10-31 22:15:21,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:15:21,599 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 [2024-10-31 22:15:21,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/mathsat [2024-10-31 22:15:21,604 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/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) [2024-10-31 22:15:21,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/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 [2024-10-31 22:15:21,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:15:21,696 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:15:21,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:15:21,740 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2024-10-31 22:15:21,742 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-31 22:15:21,744 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-31 22:15:21,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/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 [2024-10-31 22:15:21,950 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/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 [2024-10-31 22:15:21,954 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-10-31 22:15:21,971 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-10-31 22:15:21,974 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.10 10:15:21 BoogieIcfgContainer [2024-10-31 22:15:21,974 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-31 22:15:21,975 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 22:15:21,975 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 22:15:21,976 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 22:15:21,976 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:15:21" (3/4) ... [2024-10-31 22:15:21,977 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-10-31 22:15:22,017 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/witness.graphml [2024-10-31 22:15:22,017 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 22:15:22,019 INFO L158 Benchmark]: Toolchain (without parser) took 1359.06ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 45.5MB in the beginning and 43.0MB in the end (delta: 2.5MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2024-10-31 22:15:22,019 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 69.2MB. Free memory is still 44.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:15:22,021 INFO L158 Benchmark]: CACSL2BoogieTranslator took 361.32ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 45.2MB in the beginning and 69.3MB in the end (delta: -24.1MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2024-10-31 22:15:22,024 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.33ms. Allocated memory is still 90.2MB. Free memory was 69.3MB in the beginning and 68.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:15:22,026 INFO L158 Benchmark]: Boogie Preprocessor took 66.83ms. Allocated memory is still 90.2MB. Free memory was 68.1MB in the beginning and 66.1MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-31 22:15:22,027 INFO L158 Benchmark]: RCFGBuilder took 318.06ms. Allocated memory is still 90.2MB. Free memory was 66.1MB in the beginning and 56.8MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-10-31 22:15:22,027 INFO L158 Benchmark]: TraceAbstraction took 522.60ms. Allocated memory is still 90.2MB. Free memory was 56.4MB in the beginning and 45.0MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-10-31 22:15:22,029 INFO L158 Benchmark]: Witness Printer took 42.04ms. Allocated memory is still 90.2MB. Free memory was 44.6MB in the beginning and 43.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:15:22,032 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 69.2MB. Free memory is still 44.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 361.32ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 45.2MB in the beginning and 69.3MB in the end (delta: -24.1MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.33ms. Allocated memory is still 90.2MB. Free memory was 69.3MB in the beginning and 68.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 66.83ms. Allocated memory is still 90.2MB. Free memory was 68.1MB in the beginning and 66.1MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 318.06ms. Allocated memory is still 90.2MB. Free memory was 66.1MB in the beginning and 56.8MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 522.60ms. Allocated memory is still 90.2MB. Free memory was 56.4MB in the beginning and 45.0MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 42.04ms. Allocated memory is still 90.2MB. Free memory was 44.6MB in the beginning and 43.0MB in the end (delta: 1.6MB). 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 - CounterExampleResult [Line: 12]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L6] float f = 1; [L7] int i = f; VAL [i=1] [L8] COND TRUE i == 1 [L12] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 8 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 proved your program to be incorrect! [2024-10-31 22:15:22,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64a83356-1419-4763-9b73-a496293dc379/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE