./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/fdim.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/fdim.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk --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 082839b113e645749e4f971b7de0b7472e2f288decd6e09a4d0069d4314902d8 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:49:06,755 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:49:06,842 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:49:06,847 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:49:06,847 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:49:06,884 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:49:06,889 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:49:06,890 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:49:06,891 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:49:06,892 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:49:06,892 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:49:06,893 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:49:06,895 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:49:06,895 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:49:06,896 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:49:06,896 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:49:06,896 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:49:06,897 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:49:06,897 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:49:06,898 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:49:06,902 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:49:06,903 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:49:06,903 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:49:06,904 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:49:06,904 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:49:06,904 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:49:06,905 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:49:06,905 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:49:06,906 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:49:06,906 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:49:06,908 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:49:06,908 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:49:06,909 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:49:06,909 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 082839b113e645749e4f971b7de0b7472e2f288decd6e09a4d0069d4314902d8 [2024-11-08 23:49:07,199 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:49:07,226 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:49:07,230 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:49:07,231 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:49:07,232 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:49:07,233 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-esbmc-regression/fdim.i Unable to find full path for "g++" [2024-11-08 23:49:09,277 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:49:09,560 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:49:09,561 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/sv-benchmarks/c/floats-esbmc-regression/fdim.i [2024-11-08 23:49:09,576 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/data/cf6b5de7d/e86735e667b5401b98030b930d54950b/FLAGb863aac20 [2024-11-08 23:49:09,848 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/data/cf6b5de7d/e86735e667b5401b98030b930d54950b [2024-11-08 23:49:09,851 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:49:09,852 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:49:09,853 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:49:09,854 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:49:09,862 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:49:09,864 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:49:09" (1/1) ... [2024-11-08 23:49:09,867 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72dfad69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:49:09, skipping insertion in model container [2024-11-08 23:49:09,868 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:49:09" (1/1) ... [2024-11-08 23:49:09,936 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:49:10,597 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_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/sv-benchmarks/c/floats-esbmc-regression/fdim.i[36279,36292] [2024-11-08 23:49:10,606 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fdim at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherBinaryFloatOperation(IntegerTranslation.java:634) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleBinaryFloatFunction(StandardFunctionHandler.java:3133) 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:1625) 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:791) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:180) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:662) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:537) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1630) 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:1520) 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: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:1652) 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:3539) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2522) 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) [2024-11-08 23:49:10,611 INFO L158 Benchmark]: Toolchain (without parser) took 758.27ms. Allocated memory is still 155.2MB. Free memory was 116.1MB in the beginning and 100.9MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:49:10,612 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 155.2MB. Free memory is still 97.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:49:10,612 INFO L158 Benchmark]: CACSL2BoogieTranslator took 755.94ms. Allocated memory is still 155.2MB. Free memory was 116.1MB in the beginning and 100.9MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:49:10,614 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 155.2MB. Free memory is still 97.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 755.94ms. Allocated memory is still 155.2MB. Free memory was 116.1MB in the beginning and 100.9MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fdim de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fdim: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherBinaryFloatOperation(IntegerTranslation.java:634) 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/fdim.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk --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 082839b113e645749e4f971b7de0b7472e2f288decd6e09a4d0069d4314902d8 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:49:12,942 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:49:13,041 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:49:13,102 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:49:13,103 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:49:13,103 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:49:13,104 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:49:13,107 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:49:13,107 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:49:13,108 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:49:13,108 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:49:13,108 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:49:13,109 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:49:13,109 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:49:13,109 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:49:13,110 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:49:13,113 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:49:13,114 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:49:13,114 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:49:13,114 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:49:13,115 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:49:13,119 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:49:13,119 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:49:13,120 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:49:13,120 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:49:13,120 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:49:13,120 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:49:13,121 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:49:13,121 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:49:13,121 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:49:13,122 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:49:13,122 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:49:13,122 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:49:13,123 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:49:13,123 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:49:13,124 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:49:13,125 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 082839b113e645749e4f971b7de0b7472e2f288decd6e09a4d0069d4314902d8 [2024-11-08 23:49:13,537 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:49:13,567 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:49:13,570 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:49:13,572 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:49:13,576 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:49:13,578 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-esbmc-regression/fdim.i Unable to find full path for "g++" [2024-11-08 23:49:15,652 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:49:15,983 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:49:15,984 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/sv-benchmarks/c/floats-esbmc-regression/fdim.i [2024-11-08 23:49:15,997 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/data/4f6f93658/5df02210d2c244d5952d92a2f7b8135b/FLAG2a309a9f6 [2024-11-08 23:49:16,013 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/data/4f6f93658/5df02210d2c244d5952d92a2f7b8135b [2024-11-08 23:49:16,016 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:49:16,017 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:49:16,019 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:49:16,019 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:49:16,025 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:49:16,025 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:49:16" (1/1) ... [2024-11-08 23:49:16,027 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@125b17ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:49:16, skipping insertion in model container [2024-11-08 23:49:16,027 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:49:16" (1/1) ... [2024-11-08 23:49:16,079 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:49:16,848 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_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/sv-benchmarks/c/floats-esbmc-regression/fdim.i[36279,36292] [2024-11-08 23:49:16,861 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:49:16,883 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:49:16,925 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_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/sv-benchmarks/c/floats-esbmc-regression/fdim.i[36279,36292] [2024-11-08 23:49:16,928 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:49:17,082 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:49:17,083 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:49:17 WrapperNode [2024-11-08 23:49:17,083 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:49:17,084 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:49:17,084 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:49:17,085 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:49:17,093 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:49:17" (1/1) ... [2024-11-08 23:49:17,126 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:49:17" (1/1) ... [2024-11-08 23:49:17,160 INFO L138 Inliner]: procedures = 448, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 21 [2024-11-08 23:49:17,161 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:49:17,162 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:49:17,164 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:49:17,164 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:49:17,174 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:49:17" (1/1) ... [2024-11-08 23:49:17,174 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:49:17" (1/1) ... [2024-11-08 23:49:17,176 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:49:17" (1/1) ... [2024-11-08 23:49:17,180 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:49:17" (1/1) ... [2024-11-08 23:49:17,190 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:49:17" (1/1) ... [2024-11-08 23:49:17,192 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:49:17" (1/1) ... [2024-11-08 23:49:17,193 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:49:17" (1/1) ... [2024-11-08 23:49:17,195 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:49:17" (1/1) ... [2024-11-08 23:49:17,197 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:49:17,198 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:49:17,199 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:49:17,199 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:49:17,200 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:49:17" (1/1) ... [2024-11-08 23:49:17,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:49:17,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:49:17,236 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:49:17,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:49:17,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:49:17,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:49:17,275 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:49:17,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:49:17,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:49:17,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:49:17,411 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:49:17,413 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:49:17,551 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-11-08 23:49:17,555 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:49:17,596 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:49:17,596 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:49:17,597 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:49:17 BoogieIcfgContainer [2024-11-08 23:49:17,597 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:49:17,598 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:49:17,598 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:49:17,608 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:49:17,609 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:49:17" (1/1) ... [2024-11-08 23:49:17,618 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:49:17,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:17,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2024-11-08 23:49:17,689 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2024-11-08 23:49:17,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 23:49:17,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:17,694 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:49:17,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:49:17,697 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:49:17,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:49:17,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:17,800 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:49:17,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:17,826 INFO L255 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:49:17,831 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:49:19,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:49:19,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 23:49:19,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:19,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2024-11-08 23:49:19,485 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2024-11-08 23:49:19,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 23:49:19,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:19,487 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:49:19,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:49:19,489 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:49:19,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:49:19,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:19,711 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:49:19,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:19,781 INFO L255 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:49:19,784 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:49:21,407 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 23:49:21,412 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:49:22,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:22,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2024-11-08 23:49:22,295 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2024-11-08 23:49:22,296 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 23:49:22,296 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-11-08 23:49:22,303 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 23:49:22,369 INFO L77 FloydHoareUtils]: At program point L882-1(line 882) the Hoare annotation is: (= currentRoundingMode roundNearestTiesToEven) [2024-11-08 23:49:22,369 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 23:49:22,369 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 23:49:22,369 INFO L77 FloydHoareUtils]: At program point L887(lines 880 888) the Hoare annotation is: true [2024-11-08 23:49:22,370 INFO L77 FloydHoareUtils]: At program point L885(line 885) the Hoare annotation is: (= currentRoundingMode roundNearestTiesToEven) [2024-11-08 23:49:22,370 INFO L77 FloydHoareUtils]: At program point L884(line 884) the Hoare annotation is: (= currentRoundingMode roundNearestTiesToEven) [2024-11-08 23:49:22,370 INFO L77 FloydHoareUtils]: At program point L883(line 883) the Hoare annotation is: (= currentRoundingMode roundNearestTiesToEven) [2024-11-08 23:49:22,370 INFO L77 FloydHoareUtils]: At program point L882(line 882) the Hoare annotation is: (= currentRoundingMode roundNearestTiesToEven) [2024-11-08 23:49:22,370 INFO L77 FloydHoareUtils]: At program point L878(line 878) the Hoare annotation is: (and (= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|) (= (_ bv1 32) __VERIFIER_assert_~cond) (= currentRoundingMode roundNearestTiesToEven)) [2024-11-08 23:49:22,371 INFO L75 FloydHoareUtils]: For program point L878-1(line 878) no Hoare annotation was computed. [2024-11-08 23:49:22,371 INFO L77 FloydHoareUtils]: At program point L878-3(line 878) the Hoare annotation is: (and (not (= (_ bv0 32) |__VERIFIER_assert_#in~cond|)) (= currentRoundingMode roundNearestTiesToEven)) [2024-11-08 23:49:22,371 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(line 878) the Hoare annotation is: (and (not (= (_ bv0 32) |__VERIFIER_assert_#in~cond|)) (= currentRoundingMode roundNearestTiesToEven)) [2024-11-08 23:49:22,371 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line 878) the Hoare annotation is: (and (= (_ bv1 32) |__VERIFIER_assert_#in~cond|) (= currentRoundingMode roundNearestTiesToEven)) [2024-11-08 23:49:22,371 INFO L75 FloydHoareUtils]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 878) no Hoare annotation was computed. [2024-11-08 23:49:22,391 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-08 23:49:22,392 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-11-08 23:49:22,392 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-08 23:49:22,393 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-11-08 23:49:22,396 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_NAN [2024-11-08 23:49:22,396 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_INFINITE [2024-11-08 23:49:22,397 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_ZERO [2024-11-08 23:49:22,397 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_SUBNORMAL [2024-11-08 23:49:22,397 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_NORMAL [2024-11-08 23:49:22,398 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IEEE_ [2024-11-08 23:49:22,398 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_SVID_ [2024-11-08 23:49:22,398 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_XOPEN_ [2024-11-08 23:49:22,399 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_POSIX_ [2024-11-08 23:49:22,399 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISOC_ [2024-11-08 23:49:22,402 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:49:22 ImpRootNode [2024-11-08 23:49:22,402 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:49:22,405 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:49:22,406 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:49:22,406 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:49:22,407 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:49:17" (3/4) ... [2024-11-08 23:49:22,410 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 23:49:22,414 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-08 23:49:22,420 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-08 23:49:22,420 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-08 23:49:22,421 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-08 23:49:22,421 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 23:49:22,422 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 23:49:22,503 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:49:22,504 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 23:49:22,504 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:49:22,505 INFO L158 Benchmark]: Toolchain (without parser) took 6487.48ms. Allocated memory was 75.5MB in the beginning and 190.8MB in the end (delta: 115.3MB). Free memory was 49.1MB in the beginning and 68.2MB in the end (delta: -19.1MB). Peak memory consumption was 94.6MB. Max. memory is 16.1GB. [2024-11-08 23:49:22,505 INFO L158 Benchmark]: CDTParser took 0.69ms. Allocated memory is still 75.5MB. Free memory was 51.3MB in the beginning and 51.3MB in the end (delta: 40.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:49:22,506 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1064.78ms. Allocated memory was 75.5MB in the beginning and 96.5MB in the end (delta: 21.0MB). Free memory was 48.9MB in the beginning and 62.7MB in the end (delta: -13.8MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2024-11-08 23:49:22,507 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.69ms. Allocated memory is still 96.5MB. Free memory was 62.7MB in the beginning and 60.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:49:22,507 INFO L158 Benchmark]: Boogie Preprocessor took 35.41ms. Allocated memory is still 96.5MB. Free memory was 60.2MB in the beginning and 59.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:49:22,508 INFO L158 Benchmark]: RCFGBuilder took 398.88ms. Allocated memory is still 96.5MB. Free memory was 58.5MB in the beginning and 47.1MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 23:49:22,508 INFO L158 Benchmark]: CodeCheck took 4804.65ms. Allocated memory was 96.5MB in the beginning and 190.8MB in the end (delta: 94.4MB). Free memory was 47.1MB in the beginning and 72.3MB in the end (delta: -25.2MB). Peak memory consumption was 68.9MB. Max. memory is 16.1GB. [2024-11-08 23:49:22,509 INFO L158 Benchmark]: Witness Printer took 98.56ms. Allocated memory is still 190.8MB. Free memory was 72.3MB in the beginning and 68.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:49:22,514 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, 14 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.7s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 28 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 36 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 87 IncrementalHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 36 mSolverCounterUnsat, 10 mSDtfsCounter, 87 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 222 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 28 ConstructedInterpolants, 0 QuantifiedInterpolants, 92 SizeOfPredicates, 4 NumberOfNonLiveVariables, 76 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 15/32 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: 878]: 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: 878]: 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 0.69ms. Allocated memory is still 75.5MB. Free memory was 51.3MB in the beginning and 51.3MB in the end (delta: 40.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1064.78ms. Allocated memory was 75.5MB in the beginning and 96.5MB in the end (delta: 21.0MB). Free memory was 48.9MB in the beginning and 62.7MB in the end (delta: -13.8MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.69ms. Allocated memory is still 96.5MB. Free memory was 62.7MB in the beginning and 60.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.41ms. Allocated memory is still 96.5MB. Free memory was 60.2MB in the beginning and 59.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 398.88ms. Allocated memory is still 96.5MB. Free memory was 58.5MB in the beginning and 47.1MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 4804.65ms. Allocated memory was 96.5MB in the beginning and 190.8MB in the end (delta: 94.4MB). Free memory was 47.1MB in the beginning and 72.3MB in the end (delta: -25.2MB). Peak memory consumption was 68.9MB. Max. memory is 16.1GB. * Witness Printer took 98.56ms. Allocated memory is still 190.8MB. Free memory was 72.3MB in the beginning and 68.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven - 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! [2024-11-08 23:49:22,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef8e9907-f695-4d5e-9d86-0e8f4e99b508/bin/ukojak-verify-ImItNfHLgk/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