./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 d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/floor.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b --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 0.3.0-dev-d790fec [2024-12-06 01:32:21,431 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:32:21,481 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 01:32:21,484 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:32:21,484 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:32:21,501 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:32:21,501 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:32:21,501 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:32:21,502 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:32:21,502 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:32:21,502 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:32:21,502 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:32:21,502 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:32:21,502 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:32:21,502 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:32:21,503 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:32:21,503 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:32:21,503 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:32:21,503 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:32:21,503 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:32:21,503 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:32:21,503 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:32:21,503 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:32:21,503 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:32:21,503 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:32:21,503 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:32:21,504 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:32:21,504 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:32:21,504 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:32:21,504 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:32:21,504 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:32:21,504 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:32:21,504 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:32:21,504 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b 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 [2024-12-06 01:32:21,698 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:32:21,705 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:32:21,707 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:32:21,708 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:32:21,708 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:32:21,709 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-esbmc-regression/floor.i [2024-12-06 01:32:24,282 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b/data/c1dcac8e4/663306cce4594296bdc8f70e0c176ae5/FLAGd347a71c3 [2024-12-06 01:32:24,547 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:32:24,548 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/sv-benchmarks/c/floats-esbmc-regression/floor.i [2024-12-06 01:32:24,558 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b/data/c1dcac8e4/663306cce4594296bdc8f70e0c176ae5/FLAGd347a71c3 [2024-12-06 01:32:24,852 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b/data/c1dcac8e4/663306cce4594296bdc8f70e0c176ae5 [2024-12-06 01:32:24,854 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:32:24,855 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:32:24,855 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:32:24,855 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:32:24,858 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:32:24,859 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:32:24" (1/1) ... [2024-12-06 01:32:24,859 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c3b60f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:24, skipping insertion in model container [2024-12-06 01:32:24,859 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:32:24" (1/1) ... [2024-12-06 01:32:24,885 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:32:25,232 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_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/sv-benchmarks/c/floats-esbmc-regression/floor.i[36280,36293] [2024-12-06 01:32:25,239 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:629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3128) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1602) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:782) 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:667) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:542) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1607) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:224) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:393) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2500) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:641) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 01:32:25,246 INFO L158 Benchmark]: Toolchain (without parser) took 390.97ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 78.9MB in the end (delta: 12.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 01:32:25,247 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:32:25,247 INFO L158 Benchmark]: CACSL2BoogieTranslator took 389.47ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 78.9MB in the end (delta: 12.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 01:32:25,248 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 389.47ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 78.9MB in the end (delta: 12.5MB). Peak memory consumption was 16.8MB. 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:629) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/floor.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b --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 0.3.0-dev-d790fec [2024-12-06 01:32:26,945 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:32:27,022 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 01:32:27,048 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:32:27,048 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:32:27,049 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:32:27,049 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:32:27,049 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:32:27,049 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:32:27,049 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:32:27,049 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:32:27,049 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:32:27,050 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:32:27,050 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:32:27,050 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:32:27,050 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:32:27,050 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:32:27,050 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:32:27,050 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:32:27,050 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:32:27,050 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:32:27,050 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:32:27,051 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:32:27,051 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:32:27,051 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:32:27,051 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:32:27,051 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:32:27,051 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:32:27,051 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:32:27,051 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:32:27,052 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:32:27,052 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:32:27,052 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:32:27,052 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:32:27,052 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:32:27,052 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:32:27,052 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b 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 [2024-12-06 01:32:27,268 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:32:27,275 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:32:27,276 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:32:27,277 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:32:27,278 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:32:27,279 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-esbmc-regression/floor.i [2024-12-06 01:32:29,884 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b/data/ce146b402/18112e49d6924ef193c9cea374de3d8a/FLAG73b5e5fb2 [2024-12-06 01:32:30,146 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:32:30,146 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/sv-benchmarks/c/floats-esbmc-regression/floor.i [2024-12-06 01:32:30,157 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b/data/ce146b402/18112e49d6924ef193c9cea374de3d8a/FLAG73b5e5fb2 [2024-12-06 01:32:30,461 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b/data/ce146b402/18112e49d6924ef193c9cea374de3d8a [2024-12-06 01:32:30,463 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:32:30,463 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:32:30,464 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:32:30,464 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:32:30,467 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:32:30,468 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:32:30" (1/1) ... [2024-12-06 01:32:30,468 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@786987f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:30, skipping insertion in model container [2024-12-06 01:32:30,468 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:32:30" (1/1) ... [2024-12-06 01:32:30,495 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:32:30,837 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_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/sv-benchmarks/c/floats-esbmc-regression/floor.i[36280,36293] [2024-12-06 01:32:30,846 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:32:30,855 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:32:30,884 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_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/sv-benchmarks/c/floats-esbmc-regression/floor.i[36280,36293] [2024-12-06 01:32:30,888 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:32:30,983 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:32:30,983 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:30 WrapperNode [2024-12-06 01:32:30,983 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:32:30,984 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:32:30,984 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:32:30,984 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:32:30,991 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:30" (1/1) ... [2024-12-06 01:32:31,006 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:30" (1/1) ... [2024-12-06 01:32:31,024 INFO L138 Inliner]: procedures = 448, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 33 [2024-12-06 01:32:31,025 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:32:31,025 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:32:31,025 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:32:31,025 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:32:31,032 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:30" (1/1) ... [2024-12-06 01:32:31,033 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:30" (1/1) ... [2024-12-06 01:32:31,034 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:30" (1/1) ... [2024-12-06 01:32:31,034 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:30" (1/1) ... [2024-12-06 01:32:31,040 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:30" (1/1) ... [2024-12-06 01:32:31,040 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:30" (1/1) ... [2024-12-06 01:32:31,041 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:30" (1/1) ... [2024-12-06 01:32:31,042 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:30" (1/1) ... [2024-12-06 01:32:31,043 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:30" (1/1) ... [2024-12-06 01:32:31,045 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:32:31,045 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:32:31,045 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:32:31,045 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:32:31,046 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:30" (1/1) ... [2024-12-06 01:32:31,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:32:31,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:32:31,074 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:32:31,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:32:31,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:32:31,099 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 01:32:31,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 01:32:31,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:32:31,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:32:31,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:32:31,166 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:32:31,167 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:32:31,236 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-06 01:32:31,236 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:32:31,259 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:32:31,259 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 01:32:31,259 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:32:31 BoogieIcfgContainer [2024-12-06 01:32:31,259 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:32:31,260 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:32:31,260 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:32:31,267 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:32:31,267 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:32:31" (1/1) ... [2024-12-06 01:32:31,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:32:31,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:32:31,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-12-06 01:32:31,308 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-12-06 01:32:31,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 01:32:31,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:32:31,309 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:32:31,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:32:31,311 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:32:31,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 01:32:31,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:32:31,424 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:32:31,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:32:31,445 INFO L256 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 01:32:31,448 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:32:31,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:32:31,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 01:32:31,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:32:31,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-12-06 01:32:31,586 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-12-06 01:32:31,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 01:32:31,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:32:31,590 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:32:31,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:32:31,591 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:32:31,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bb0ef8-9efa-4ff6-a6e0-0341be064164/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 01:32:31,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:32:31,783 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:32:31,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat