./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/nearbyint.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/nearbyint.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3 --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 69ee9fe46649b3b552609f3ec360bfaabd8d7bfa2167c3567b409de7910df01a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:15:34,017 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:15:34,095 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 05:15:34,108 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 05:15:34,108 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 05:15:34,154 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:15:34,157 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:15:34,158 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:15:34,159 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:15:34,159 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:15:34,160 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:15:34,160 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:15:34,161 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 05:15:34,161 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 05:15:34,161 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 05:15:34,161 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:15:34,162 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:15:34,162 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:15:34,163 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:15:34,163 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 05:15:34,163 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:15:34,163 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:15:34,163 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:15:34,163 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:15:34,164 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:15:34,164 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:15:34,164 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:15:34,164 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:15:34,164 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:15:34,164 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:15:34,165 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:15:34,166 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 05:15:34,166 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 05:15:34,166 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3 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 -> Kojak 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 -> 69ee9fe46649b3b552609f3ec360bfaabd8d7bfa2167c3567b409de7910df01a [2024-11-25 05:15:34,570 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:15:34,581 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:15:34,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:15:34,586 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:15:34,586 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:15:34,588 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/floats-esbmc-regression/nearbyint.i [2024-11-25 05:15:38,041 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3/data/7c452e025/67074ee4c16b42b4a4347a6a7d3699b2/FLAG88972c316 [2024-11-25 05:15:38,478 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:15:38,479 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/sv-benchmarks/c/floats-esbmc-regression/nearbyint.i [2024-11-25 05:15:38,492 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3/data/7c452e025/67074ee4c16b42b4a4347a6a7d3699b2/FLAG88972c316 [2024-11-25 05:15:38,506 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3/data/7c452e025/67074ee4c16b42b4a4347a6a7d3699b2 [2024-11-25 05:15:38,508 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:15:38,510 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:15:38,511 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:15:38,511 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:15:38,520 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:15:38,521 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:15:38" (1/1) ... [2024-11-25 05:15:38,521 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2437ba32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:38, skipping insertion in model container [2024-11-25 05:15:38,522 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:15:38" (1/1) ... [2024-11-25 05:15:38,558 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:15:39,056 WARN L250 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_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/sv-benchmarks/c/floats-esbmc-regression/nearbyint.i[38068,38081] [2024-11-25 05:15:39,069 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: fesetround not supported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructBuiltinFesetround(IntegerTranslation.java:738) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleBuiltinFesetround(StandardFunctionHandler.java:2801) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1602) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:224) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleLoopBody(CHandler.java:3602) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1554) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:227) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:393) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2500) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:641) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 05:15:39,075 INFO L158 Benchmark]: Toolchain (without parser) took 564.13ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 78.3MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 05:15:39,075 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 167.8MB. Free memory is still 102.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:15:39,076 INFO L158 Benchmark]: CACSL2BoogieTranslator took 561.96ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 78.3MB in the end (delta: 13.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 05:15:39,077 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49ms. Allocated memory is still 167.8MB. Free memory is still 102.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 561.96ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 78.3MB in the end (delta: 13.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: fesetround not supported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: fesetround not supported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructBuiltinFesetround(IntegerTranslation.java:738) RESULT: Ultimate could not prove your program: Toolchain returned no result. 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/nearbyint.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3 --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 69ee9fe46649b3b552609f3ec360bfaabd8d7bfa2167c3567b409de7910df01a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:15:41,349 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:15:41,467 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 05:15:41,518 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:15:41,519 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:15:41,519 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:15:41,520 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:15:41,520 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:15:41,521 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:15:41,521 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:15:41,522 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 05:15:41,522 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 05:15:41,522 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:15:41,522 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:15:41,523 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:15:41,523 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:15:41,523 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 05:15:41,523 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 05:15:41,523 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 05:15:41,523 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 05:15:41,523 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:15:41,523 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:15:41,523 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:15:41,523 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:15:41,524 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:15:41,524 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:15:41,524 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:15:41,524 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 05:15:41,524 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:15:41,524 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:15:41,525 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:15:41,525 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:15:41,525 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:15:41,525 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 05:15:41,525 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:15:41,525 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 05:15:41,526 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3 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 -> Kojak 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 -> 69ee9fe46649b3b552609f3ec360bfaabd8d7bfa2167c3567b409de7910df01a [2024-11-25 05:15:41,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:15:41,822 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:15:41,824 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:15:41,827 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:15:41,827 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:15:41,831 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/floats-esbmc-regression/nearbyint.i [2024-11-25 05:15:44,773 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3/data/2ab107027/0155987f238f4a82b90d563278541017/FLAG74fbb4cf8 [2024-11-25 05:15:45,154 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:15:45,154 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/sv-benchmarks/c/floats-esbmc-regression/nearbyint.i [2024-11-25 05:15:45,177 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3/data/2ab107027/0155987f238f4a82b90d563278541017/FLAG74fbb4cf8 [2024-11-25 05:15:45,198 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3/data/2ab107027/0155987f238f4a82b90d563278541017 [2024-11-25 05:15:45,200 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:15:45,203 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:15:45,206 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:15:45,207 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:15:45,212 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:15:45,213 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:15:45" (1/1) ... [2024-11-25 05:15:45,215 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b418b62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:45, skipping insertion in model container [2024-11-25 05:15:45,215 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:15:45" (1/1) ... [2024-11-25 05:15:45,264 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:15:45,752 WARN L250 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_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/sv-benchmarks/c/floats-esbmc-regression/nearbyint.i[38068,38081] [2024-11-25 05:15:45,775 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:15:45,786 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:15:45,828 WARN L250 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_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/sv-benchmarks/c/floats-esbmc-regression/nearbyint.i[38068,38081] [2024-11-25 05:15:45,838 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:15:45,978 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:15:45,979 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:45 WrapperNode [2024-11-25 05:15:45,979 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:15:45,980 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:15:45,980 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:15:45,980 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:15:45,986 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:45" (1/1) ... [2024-11-25 05:15:46,004 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:45" (1/1) ... [2024-11-25 05:15:46,025 INFO L138 Inliner]: procedures = 463, calls = 36, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 138 [2024-11-25 05:15:46,026 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:15:46,026 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:15:46,026 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:15:46,027 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:15:46,035 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:45" (1/1) ... [2024-11-25 05:15:46,035 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:45" (1/1) ... [2024-11-25 05:15:46,042 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:45" (1/1) ... [2024-11-25 05:15:46,042 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:45" (1/1) ... [2024-11-25 05:15:46,056 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:45" (1/1) ... [2024-11-25 05:15:46,057 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:45" (1/1) ... [2024-11-25 05:15:46,060 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:45" (1/1) ... [2024-11-25 05:15:46,062 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:45" (1/1) ... [2024-11-25 05:15:46,063 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:45" (1/1) ... [2024-11-25 05:15:46,066 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:15:46,066 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:15:46,067 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:15:46,067 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:15:46,068 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:45" (1/1) ... [2024-11-25 05:15:46,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:15:46,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:15:46,111 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:15:46,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:15:46,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 05:15:46,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 05:15:46,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-25 05:15:46,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 05:15:46,139 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 05:15:46,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:15:46,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:15:46,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:15:46,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-25 05:15:46,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 05:15:46,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.setCurrentRoundingMode [2024-11-25 05:15:46,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.setCurrentRoundingMode [2024-11-25 05:15:46,238 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:15:46,239 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:15:46,481 INFO L? ?]: Removed 32 outVars from TransFormulas that were not future-live. [2024-11-25 05:15:46,481 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:15:46,583 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:15:46,584 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 05:15:46,585 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:15:46 BoogieIcfgContainer [2024-11-25 05:15:46,585 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:15:46,586 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:15:46,586 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:15:46,601 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:15:46,601 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:15:46" (1/1) ... [2024-11-25 05:15:46,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:15:46,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:15:46,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 54 states and 78 transitions. [2024-11-25 05:15:46,668 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2024-11-25 05:15:46,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 05:15:46,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:15:46,674 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:15:46,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:15:46,676 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:15:46,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 05:15:46,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:15:46,815 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:15:46,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:15:46,862 INFO L256 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 05:15:46,866 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:15:46,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:15:46,906 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-25 05:15:46,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 05:15:46,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:15:46,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 55 states and 79 transitions. [2024-11-25 05:15:46,966 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2024-11-25 05:15:46,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 05:15:46,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:15:46,968 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:15:46,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:15:46,970 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:15:46,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9507b1fa-05d8-4344-bd05-ab2cecc46a2d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 05:15:47,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:15:47,136 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 05:15:47,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat