./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/floor.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_2fe32669-e58c-4588-bf42-a41a79a235d7/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe32669-e58c-4588-bf42-a41a79a235d7/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_2fe32669-e58c-4588-bf42-a41a79a235d7/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe32669-e58c-4588-bf42-a41a79a235d7/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/floor.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe32669-e58c-4588-bf42-a41a79a235d7/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_2fe32669-e58c-4588-bf42-a41a79a235d7/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 2fd2deb0e8313975c9d54ee1b16946e3789e7abb88f0b7dc85fa4274c14ad7b0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 01:03:12,239 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 01:03:12,335 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe32669-e58c-4588-bf42-a41a79a235d7/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 01:03:12,340 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 01:03:12,341 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 01:03:12,378 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 01:03:12,379 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 01:03:12,380 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 01:03:12,381 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 01:03:12,381 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 01:03:12,382 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 01:03:12,382 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 01:03:12,382 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 01:03:12,383 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 01:03:12,383 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 01:03:12,383 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 01:03:12,384 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 01:03:12,384 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 01:03:12,385 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 01:03:12,385 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 01:03:12,385 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 01:03:12,386 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 01:03:12,387 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 01:03:12,387 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 01:03:12,387 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 01:03:12,388 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 01:03:12,388 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 01:03:12,388 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:03:12,389 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 01:03:12,389 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 01:03:12,390 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 01:03:12,390 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 01:03:12,390 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 01:03:12,391 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_2fe32669-e58c-4588-bf42-a41a79a235d7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe32669-e58c-4588-bf42-a41a79a235d7/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2fd2deb0e8313975c9d54ee1b16946e3789e7abb88f0b7dc85fa4274c14ad7b0 [2024-11-09 01:03:12,696 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 01:03:12,735 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 01:03:12,740 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 01:03:12,742 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 01:03:12,743 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 01:03:12,745 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe32669-e58c-4588-bf42-a41a79a235d7/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-esbmc-regression/floor.i Unable to find full path for "g++" [2024-11-09 01:03:14,742 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 01:03:15,032 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 01:03:15,033 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe32669-e58c-4588-bf42-a41a79a235d7/sv-benchmarks/c/floats-esbmc-regression/floor.i [2024-11-09 01:03:15,053 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe32669-e58c-4588-bf42-a41a79a235d7/bin/ukojak-verify-ImItNfHLgk/data/1b0a64a2a/b2cd6b75135e446baa84cc15111df809/FLAGfacb0b81f [2024-11-09 01:03:15,075 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe32669-e58c-4588-bf42-a41a79a235d7/bin/ukojak-verify-ImItNfHLgk/data/1b0a64a2a/b2cd6b75135e446baa84cc15111df809 [2024-11-09 01:03:15,077 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 01:03:15,079 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 01:03:15,080 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 01:03:15,080 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 01:03:15,086 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 01:03:15,087 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:03:15" (1/1) ... [2024-11-09 01:03:15,088 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ed9ecaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:15, skipping insertion in model container [2024-11-09 01:03:15,088 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:03:15" (1/1) ... [2024-11-09 01:03:15,136 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 01:03:15,805 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_2fe32669-e58c-4588-bf42-a41a79a235d7/sv-benchmarks/c/floats-esbmc-regression/floor.i[36280,36293] [2024-11-09 01:03:15,818 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: floor at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3125) 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) [2024-11-09 01:03:15,826 INFO L158 Benchmark]: Toolchain (without parser) took 744.92ms. Allocated memory is still 157.3MB. Free memory was 122.0MB in the beginning and 107.4MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 01:03:15,827 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 127.9MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 01:03:15,828 INFO L158 Benchmark]: CACSL2BoogieTranslator took 742.63ms. Allocated memory is still 157.3MB. Free memory was 122.0MB in the beginning and 107.4MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 01:03:15,829 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 127.9MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 742.63ms. Allocated memory is still 157.3MB. Free memory was 122.0MB in the beginning and 107.4MB in the end (delta: 14.5MB). 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: floor de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: floor: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:627) 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_2fe32669-e58c-4588-bf42-a41a79a235d7/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe32669-e58c-4588-bf42-a41a79a235d7/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_2fe32669-e58c-4588-bf42-a41a79a235d7/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe32669-e58c-4588-bf42-a41a79a235d7/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/floor.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe32669-e58c-4588-bf42-a41a79a235d7/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_2fe32669-e58c-4588-bf42-a41a79a235d7/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 2fd2deb0e8313975c9d54ee1b16946e3789e7abb88f0b7dc85fa4274c14ad7b0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 01:03:18,063 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 01:03:18,160 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe32669-e58c-4588-bf42-a41a79a235d7/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 01:03:18,200 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 01:03:18,201 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 01:03:18,202 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 01:03:18,203 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 01:03:18,204 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 01:03:18,205 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 01:03:18,206 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 01:03:18,206 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 01:03:18,207 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 01:03:18,207 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 01:03:18,208 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 01:03:18,210 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 01:03:18,210 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 01:03:18,211 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 01:03:18,211 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 01:03:18,211 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 01:03:18,212 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 01:03:18,212 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 01:03:18,216 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 01:03:18,217 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 01:03:18,217 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 01:03:18,217 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 01:03:18,218 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 01:03:18,218 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:18,218 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 01:03:18,219 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 01:03:18,219 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:03:18,219 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 01:03:18,219 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 01:03:18,220 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 01:03:18,221 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 01:03:18,222 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:18,222 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 01:03:18,222 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_2fe32669-e58c-4588-bf42-a41a79a235d7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe32669-e58c-4588-bf42-a41a79a235d7/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2fd2deb0e8313975c9d54ee1b16946e3789e7abb88f0b7dc85fa4274c14ad7b0 [2024-11-09 01:03:18,648 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 01:03:18,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 01:03:18,683 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 01:03:18,684 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 01:03:18,685 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 01:03:18,686 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe32669-e58c-4588-bf42-a41a79a235d7/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-esbmc-regression/floor.i Unable to find full path for "g++" [2024-11-09 01:03:20,710 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 01:03:21,060 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 01:03:21,060 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe32669-e58c-4588-bf42-a41a79a235d7/sv-benchmarks/c/floats-esbmc-regression/floor.i [2024-11-09 01:03:21,079 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe32669-e58c-4588-bf42-a41a79a235d7/bin/ukojak-verify-ImItNfHLgk/data/789a4f32a/886d0af98c5845a6a641a9641954f2b2/FLAG6f75677f4 [2024-11-09 01:03:21,286 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe32669-e58c-4588-bf42-a41a79a235d7/bin/ukojak-verify-ImItNfHLgk/data/789a4f32a/886d0af98c5845a6a641a9641954f2b2 [2024-11-09 01:03:21,289 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 01:03:21,291 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 01:03:21,294 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 01:03:21,295 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 01:03:21,300 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 01:03:21,301 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:03:21" (1/1) ... [2024-11-09 01:03:21,302 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6348fa47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:21, skipping insertion in model container [2024-11-09 01:03:21,302 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:03:21" (1/1) ... [2024-11-09 01:03:21,361 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 01:03:21,922 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_2fe32669-e58c-4588-bf42-a41a79a235d7/sv-benchmarks/c/floats-esbmc-regression/floor.i[36280,36293] [2024-11-09 01:03:21,937 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:03:21,953 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 01:03:22,006 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_2fe32669-e58c-4588-bf42-a41a79a235d7/sv-benchmarks/c/floats-esbmc-regression/floor.i[36280,36293] [2024-11-09 01:03:22,011 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:03:22,192 INFO L204 MainTranslator]: Completed translation [2024-11-09 01:03:22,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:22 WrapperNode [2024-11-09 01:03:22,193 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 01:03:22,194 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 01:03:22,195 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 01:03:22,195 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 01:03:22,204 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:22" (1/1) ... [2024-11-09 01:03:22,226 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:22" (1/1) ... [2024-11-09 01:03:22,249 INFO L138 Inliner]: procedures = 448, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 33 [2024-11-09 01:03:22,249 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 01:03:22,250 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 01:03:22,250 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 01:03:22,251 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 01:03:22,260 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:22" (1/1) ... [2024-11-09 01:03:22,261 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:22" (1/1) ... [2024-11-09 01:03:22,263 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:22" (1/1) ... [2024-11-09 01:03:22,263 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:22" (1/1) ... [2024-11-09 01:03:22,269 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:22" (1/1) ... [2024-11-09 01:03:22,271 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:22" (1/1) ... [2024-11-09 01:03:22,273 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:22" (1/1) ... [2024-11-09 01:03:22,274 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:22" (1/1) ... [2024-11-09 01:03:22,277 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 01:03:22,279 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 01:03:22,279 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 01:03:22,279 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 01:03:22,280 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:22" (1/1) ... [2024-11-09 01:03:22,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:03:22,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe32669-e58c-4588-bf42-a41a79a235d7/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 01:03:22,311 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe32669-e58c-4588-bf42-a41a79a235d7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 01:03:22,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe32669-e58c-4588-bf42-a41a79a235d7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 01:03:22,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 01:03:22,344 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 01:03:22,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 01:03:22,345 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 01:03:22,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 01:03:22,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 01:03:22,478 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 01:03:22,481 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 01:03:22,631 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-09 01:03:22,631 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 01:03:22,681 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 01:03:22,681 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 01:03:22,682 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:03:22 BoogieIcfgContainer [2024-11-09 01:03:22,682 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 01:03:22,683 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 01:03:22,684 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 01:03:22,695 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 01:03:22,697 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:03:22" (1/1) ... [2024-11-09 01:03:22,709 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:03:22,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:22,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-09 01:03:22,787 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-09 01:03:22,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-09 01:03:22,789 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:22,789 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:22,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe32669-e58c-4588-bf42-a41a79a235d7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:22,793 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe32669-e58c-4588-bf42-a41a79a235d7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:22,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe32669-e58c-4588-bf42-a41a79a235d7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 01:03:23,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:23,005 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:23,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:23,043 INFO L255 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 01:03:23,048 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:23,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 01:03:23,205 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe32669-e58c-4588-bf42-a41a79a235d7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-09 01:03:23,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe32669-e58c-4588-bf42-a41a79a235d7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 01:03:23,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:23,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-11-09 01:03:23,289 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-11-09 01:03:23,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 01:03:23,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:23,295 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:23,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe32669-e58c-4588-bf42-a41a79a235d7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:23,297 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe32669-e58c-4588-bf42-a41a79a235d7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:23,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe32669-e58c-4588-bf42-a41a79a235d7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 01:03:23,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 01:03:23,582 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 01:03:23,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat