./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/nan.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/nan.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm --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 7c523f8ac3bdea7f8266cb7330a323b670f57ee23af6e7ffca649560ce039bd3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:48:02,012 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:48:02,128 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:48:02,137 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:48:02,137 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:48:02,173 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:48:02,175 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:48:02,176 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:48:02,176 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:48:02,177 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:48:02,177 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:48:02,178 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:48:02,178 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:48:02,178 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:48:02,178 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:48:02,178 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:48:02,178 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:48:02,178 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:48:02,179 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:48:02,179 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:48:02,179 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:48:02,179 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:48:02,179 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:48:02,179 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:48:02,179 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:48:02,179 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:48:02,179 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:48:02,179 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:48:02,180 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:48:02,180 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:48:02,180 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:48:02,180 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:48:02,180 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:48:02,180 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_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm 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 -> 7c523f8ac3bdea7f8266cb7330a323b670f57ee23af6e7ffca649560ce039bd3 [2024-11-13 20:48:02,548 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:48:02,561 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:48:02,565 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:48:02,567 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:48:02,569 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:48:02,573 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-esbmc-regression/nan.i Unable to find full path for "g++" [2024-11-13 20:48:04,568 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:48:04,994 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:48:04,996 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/sv-benchmarks/c/floats-esbmc-regression/nan.i [2024-11-13 20:48:05,024 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/data/9ca0c6258/bab0851f652d41d583831a9c2e7b6e70/FLAGbaea4a7fa [2024-11-13 20:48:05,055 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/data/9ca0c6258/bab0851f652d41d583831a9c2e7b6e70 [2024-11-13 20:48:05,058 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:48:05,060 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:48:05,061 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:48:05,062 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:48:05,069 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:48:05,070 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:48:05" (1/1) ... [2024-11-13 20:48:05,073 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45b5a146 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:05, skipping insertion in model container [2024-11-13 20:48:05,073 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:48:05" (1/1) ... [2024-11-13 20:48:05,138 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:48:05,910 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_cc191898-fee8-4198-a435-c98b755836e9/sv-benchmarks/c/floats-esbmc-regression/nan.i[38357,38370] [2024-11-13 20:48:05,919 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:618) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:3120) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$133(StandardFunctionHandler.java:598) 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:1611) 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:1503) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:253) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:3192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:3036) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2281) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:144) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1237) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:215) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1167) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1150) 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:388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1638) 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:3515) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2508) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:642) 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) [2024-11-13 20:48:05,930 INFO L158 Benchmark]: Toolchain (without parser) took 866.84ms. Allocated memory is still 142.6MB. Free memory was 117.7MB in the beginning and 104.8MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:48:05,932 INFO L158 Benchmark]: CDTParser took 0.57ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:48:05,933 INFO L158 Benchmark]: CACSL2BoogieTranslator took 864.02ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 104.8MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:48:05,935 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 864.02ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 104.8MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:618) 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_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/nan.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm --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 7c523f8ac3bdea7f8266cb7330a323b670f57ee23af6e7ffca649560ce039bd3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:48:08,855 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:48:08,994 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:48:09,084 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:48:09,085 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:48:09,085 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:48:09,086 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:48:09,086 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:48:09,086 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:48:09,086 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:48:09,087 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:48:09,087 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:48:09,087 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:48:09,087 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:48:09,087 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:48:09,087 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:48:09,087 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:48:09,090 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:48:09,091 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:48:09,091 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:48:09,091 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:48:09,091 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:48:09,091 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:48:09,091 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:48:09,091 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:48:09,091 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:48:09,092 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:48:09,092 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:48:09,092 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:48:09,092 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:48:09,092 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:48:09,092 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:48:09,092 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:48:09,092 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:48:09,093 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:48:09,093 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:48:09,093 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_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm 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 -> 7c523f8ac3bdea7f8266cb7330a323b670f57ee23af6e7ffca649560ce039bd3 [2024-11-13 20:48:09,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:48:09,465 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:48:09,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:48:09,469 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:48:09,470 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:48:09,471 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-esbmc-regression/nan.i Unable to find full path for "g++" [2024-11-13 20:48:11,639 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:48:12,040 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:48:12,044 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/sv-benchmarks/c/floats-esbmc-regression/nan.i [2024-11-13 20:48:12,074 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/data/f90374de2/99f3fe43bba74ad586b4eaf0decff1ec/FLAGbb11605f9 [2024-11-13 20:48:12,102 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/data/f90374de2/99f3fe43bba74ad586b4eaf0decff1ec [2024-11-13 20:48:12,105 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:48:12,108 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:48:12,111 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:48:12,113 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:48:12,120 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:48:12,121 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:48:12" (1/1) ... [2024-11-13 20:48:12,122 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f8ffef9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:12, skipping insertion in model container [2024-11-13 20:48:12,124 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:48:12" (1/1) ... [2024-11-13 20:48:12,184 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:48:13,111 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_cc191898-fee8-4198-a435-c98b755836e9/sv-benchmarks/c/floats-esbmc-regression/nan.i[38357,38370] [2024-11-13 20:48:13,126 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:48:13,146 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:48:13,209 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_cc191898-fee8-4198-a435-c98b755836e9/sv-benchmarks/c/floats-esbmc-regression/nan.i[38357,38370] [2024-11-13 20:48:13,211 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:48:13,360 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:48:13,360 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:13 WrapperNode [2024-11-13 20:48:13,361 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:48:13,362 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:48:13,362 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:48:13,362 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:48:13,370 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:13" (1/1) ... [2024-11-13 20:48:13,392 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:13" (1/1) ... [2024-11-13 20:48:13,428 INFO L138 Inliner]: procedures = 455, calls = 14, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2024-11-13 20:48:13,429 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:48:13,430 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:48:13,430 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:48:13,430 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:48:13,435 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:13" (1/1) ... [2024-11-13 20:48:13,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:13" (1/1) ... [2024-11-13 20:48:13,438 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:13" (1/1) ... [2024-11-13 20:48:13,438 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:13" (1/1) ... [2024-11-13 20:48:13,444 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:13" (1/1) ... [2024-11-13 20:48:13,446 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:13" (1/1) ... [2024-11-13 20:48:13,447 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:13" (1/1) ... [2024-11-13 20:48:13,448 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:13" (1/1) ... [2024-11-13 20:48:13,451 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:48:13,451 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:48:13,452 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:48:13,452 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:48:13,453 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:48:13" (1/1) ... [2024-11-13 20:48:13,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:48:13,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:48:13,496 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:48:13,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:48:13,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:48:13,532 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:48:13,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:48:13,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:48:13,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:48:13,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:48:13,648 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:48:13,649 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:48:13,733 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-11-13 20:48:13,734 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:48:13,767 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:48:13,767 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:48:13,768 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:48:13 BoogieIcfgContainer [2024-11-13 20:48:13,768 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:48:13,769 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:48:13,769 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:48:13,782 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:48:13,782 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:48:13" (1/1) ... [2024-11-13 20:48:13,790 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:48:13,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:48:13,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2024-11-13 20:48:13,849 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2024-11-13 20:48:13,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 20:48:13,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:48:13,854 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:48:13,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:48:13,857 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:48:13,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:48:14,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:14,004 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:48:14,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:14,045 INFO L255 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 20:48:14,052 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:48:14,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:48:14,292 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 20:48:14,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:48:14,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:48:14,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 15 transitions. [2024-11-13 20:48:14,456 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 20:48:14,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 20:48:14,457 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:48:14,457 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:48:14,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:48:14,459 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:48:14,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:48:14,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:14,555 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:48:14,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:14,578 INFO L255 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:48:14,579 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:48:14,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:48:14,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 20:48:15,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:48:15,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2024-11-13 20:48:15,250 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2024-11-13 20:48:15,250 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 20:48:15,251 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-11-13 20:48:15,265 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 20:48:15,302 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 20:48:15,303 INFO L77 FloydHoareUtils]: At program point L1021(line 1021) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_main_~f2~0#1| ((_ to_fp 8 24) currentRoundingMode (_ NaN 11 53)))) [2024-11-13 20:48:15,303 INFO L77 FloydHoareUtils]: At program point L1021-1(lines 1015 1022) the Hoare annotation is: true [2024-11-13 20:48:15,303 INFO L77 FloydHoareUtils]: At program point L1018(line 1018) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_main_~f1~0#1| ((_ to_fp 8 24) currentRoundingMode (_ NaN 11 53)))) [2024-11-13 20:48:15,304 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 20:48:15,304 INFO L77 FloydHoareUtils]: At program point L1018-1(line 1018) the Hoare annotation is: true [2024-11-13 20:48:15,304 INFO L77 FloydHoareUtils]: At program point L1011-3(line 1011) the Hoare annotation is: (not (= (_ bv0 32) |__VERIFIER_assert_#in~cond|)) [2024-11-13 20:48:15,304 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(line 1011) the Hoare annotation is: (not (= (_ bv0 32) |__VERIFIER_assert_#in~cond|)) [2024-11-13 20:48:15,304 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line 1011) the Hoare annotation is: (= (_ bv1 32) |__VERIFIER_assert_#in~cond|) [2024-11-13 20:48:15,304 INFO L77 FloydHoareUtils]: At program point L1011(line 1011) the Hoare annotation is: (and (= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|) (= (_ bv1 32) __VERIFIER_assert_~cond)) [2024-11-13 20:48:15,304 INFO L75 FloydHoareUtils]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1011) no Hoare annotation was computed. [2024-11-13 20:48:15,305 INFO L75 FloydHoareUtils]: For program point L1011-1(line 1011) no Hoare annotation was computed. [2024-11-13 20:48:15,320 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_NAN [2024-11-13 20:48:15,321 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_INFINITE [2024-11-13 20:48:15,321 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_ZERO [2024-11-13 20:48:15,321 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_SUBNORMAL [2024-11-13 20:48:15,321 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_NORMAL [2024-11-13 20:48:15,322 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IEEE_ [2024-11-13 20:48:15,322 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_SVID_ [2024-11-13 20:48:15,322 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_XOPEN_ [2024-11-13 20:48:15,322 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_POSIX_ [2024-11-13 20:48:15,322 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISOC_ [2024-11-13 20:48:15,325 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:48:15 ImpRootNode [2024-11-13 20:48:15,325 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:48:15,327 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:48:15,327 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:48:15,327 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:48:15,328 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:48:13" (3/4) ... [2024-11-13 20:48:15,330 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 20:48:15,334 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-13 20:48:15,340 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-11-13 20:48:15,341 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-13 20:48:15,341 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 20:48:15,341 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 20:48:15,341 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 20:48:15,450 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 20:48:15,452 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 20:48:15,452 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:48:15,453 INFO L158 Benchmark]: Toolchain (without parser) took 3344.84ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 87.8MB in the end (delta: 3.5MB). Peak memory consumption was 56.3MB. Max. memory is 16.1GB. [2024-11-13 20:48:15,453 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 84.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:48:15,456 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1250.01ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 46.6MB in the end (delta: 44.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 20:48:15,457 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.18ms. Allocated memory is still 117.4MB. Free memory was 46.6MB in the beginning and 90.6MB in the end (delta: -43.9MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2024-11-13 20:48:15,457 INFO L158 Benchmark]: Boogie Preprocessor took 21.14ms. Allocated memory is still 117.4MB. Free memory was 90.6MB in the beginning and 90.1MB in the end (delta: 497.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:48:15,457 INFO L158 Benchmark]: RCFGBuilder took 316.37ms. Allocated memory is still 117.4MB. Free memory was 90.1MB in the beginning and 78.9MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:48:15,458 INFO L158 Benchmark]: CodeCheck took 1556.50ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 44.2MB in the end (delta: 34.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 20:48:15,458 INFO L158 Benchmark]: Witness Printer took 125.39ms. Allocated memory is still 117.4MB. Free memory was 44.2MB in the beginning and 87.8MB in the end (delta: -43.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-13 20:48:15,460 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 18 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 15 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 19 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 41 IncrementalHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 19 mSolverCounterUnsat, 13 mSDtfsCounter, 41 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 128 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 14 ConstructedInterpolants, 2 QuantifiedInterpolants, 40 SizeOfPredicates, 5 NumberOfNonLiveVariables, 56 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 1/2 InterpolantCoveringCapability, 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: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1011]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ProcedureContractResult [Line: 1011]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Requires: (1 == cond) Ensures: ((0 != cond) && ((signgam == \old(signgam)) && (_LIB_VERSION == \old(_LIB_VERSION)))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 84.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1250.01ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 46.6MB in the end (delta: 44.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.18ms. Allocated memory is still 117.4MB. Free memory was 46.6MB in the beginning and 90.6MB in the end (delta: -43.9MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.14ms. Allocated memory is still 117.4MB. Free memory was 90.6MB in the beginning and 90.1MB in the end (delta: 497.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 316.37ms. Allocated memory is still 117.4MB. Free memory was 90.1MB in the beginning and 78.9MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 1556.50ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 44.2MB in the end (delta: 34.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 125.39ms. Allocated memory is still 117.4MB. Free memory was 44.2MB in the beginning and 87.8MB in the end (delta: -43.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_NAN - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_INFINITE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_ZERO - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_SUBNORMAL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_NORMAL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IEEE_ - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_SVID_ - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_XOPEN_ - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_POSIX_ - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISOC_ RESULT: Ultimate proved your program to be correct! [2024-11-13 20:48:15,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc191898-fee8-4198-a435-c98b755836e9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE