./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float21.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_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/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_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float21.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/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_1caf8d11-115b-4480-b6b7-6b26870d9c16/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 b3d24e4c1c847e769127c38fbc1869029d0f9f97538d9231a2c03e206a85bd0f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:26:31,288 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:26:31,346 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 21:26:31,351 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:26:31,351 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:26:31,370 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:26:31,371 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:26:31,371 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:26:31,371 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:26:31,371 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:26:31,371 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:26:31,372 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:26:31,372 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:26:31,372 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:26:31,372 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:26:31,372 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:26:31,372 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:26:31,372 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:26:31,372 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:26:31,372 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:26:31,372 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:26:31,372 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:26:31,372 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:26:31,373 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:26:31,373 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:26:31,373 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:26:31,373 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:26:31,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:26:31,373 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:26:31,373 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:26:31,373 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:26:31,373 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:26:31,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:26:31,373 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_1caf8d11-115b-4480-b6b7-6b26870d9c16/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 -> b3d24e4c1c847e769127c38fbc1869029d0f9f97538d9231a2c03e206a85bd0f [2024-12-05 21:26:31,622 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:26:31,630 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:26:31,632 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:26:31,633 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:26:31,634 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:26:31,635 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-cbmc-regression/float21.i [2024-12-05 21:26:34,276 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/data/b6030804a/629619cbe45c461b90f054cea3568106/FLAG25254fd30 [2024-12-05 21:26:34,514 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:26:34,514 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/sv-benchmarks/c/floats-cbmc-regression/float21.i [2024-12-05 21:26:34,526 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/data/b6030804a/629619cbe45c461b90f054cea3568106/FLAG25254fd30 [2024-12-05 21:26:34,540 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/data/b6030804a/629619cbe45c461b90f054cea3568106 [2024-12-05 21:26:34,542 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:26:34,543 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:26:34,544 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:26:34,544 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:26:34,547 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:26:34,548 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:26:34" (1/1) ... [2024-12-05 21:26:34,548 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3216e16c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:34, skipping insertion in model container [2024-12-05 21:26:34,548 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:26:34" (1/1) ... [2024-12-05 21:26:34,573 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:26:35,021 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: fpclassify 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:1211) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:280) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2556) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:307) 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.base.CHandler.visit(CHandler.java:2556) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:307) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2556) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:307) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1752) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:233) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 21:26:35,027 INFO L158 Benchmark]: Toolchain (without parser) took 483.34ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 77.9MB in the end (delta: 13.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 21:26:35,028 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:26:35,028 INFO L158 Benchmark]: CACSL2BoogieTranslator took 481.65ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 77.9MB in the end (delta: 13.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 21:26:35,029 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 481.65ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 77.9MB in the end (delta: 13.3MB). 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: fpclassify de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fpclassify: 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_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/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_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float21.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/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_1caf8d11-115b-4480-b6b7-6b26870d9c16/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 b3d24e4c1c847e769127c38fbc1869029d0f9f97538d9231a2c03e206a85bd0f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:26:36,802 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:26:36,889 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 21:26:36,914 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:26:36,915 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:26:36,915 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:26:36,915 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:26:36,915 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:26:36,916 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:26:36,916 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:26:36,916 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:26:36,916 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:26:36,916 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:26:36,916 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:26:36,916 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:26:36,916 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:26:36,916 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:26:36,916 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:26:36,917 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:26:36,917 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:26:36,917 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:26:36,917 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:26:36,917 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:26:36,917 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:26:36,917 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:26:36,917 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:26:36,917 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:26:36,917 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:26:36,918 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:26:36,918 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:26:36,918 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:26:36,918 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:26:36,918 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:26:36,918 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:26:36,918 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:26:36,918 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:26:36,918 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_1caf8d11-115b-4480-b6b7-6b26870d9c16/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 -> b3d24e4c1c847e769127c38fbc1869029d0f9f97538d9231a2c03e206a85bd0f [2024-12-05 21:26:37,145 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:26:37,153 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:26:37,156 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:26:37,157 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:26:37,158 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:26:37,159 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-cbmc-regression/float21.i [2024-12-05 21:26:39,877 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/data/e7bd61af1/ab74be302c0046a8b728865231dda980/FLAGe756016bd [2024-12-05 21:26:40,092 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:26:40,092 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/sv-benchmarks/c/floats-cbmc-regression/float21.i [2024-12-05 21:26:40,101 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/data/e7bd61af1/ab74be302c0046a8b728865231dda980/FLAGe756016bd [2024-12-05 21:26:40,112 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/data/e7bd61af1/ab74be302c0046a8b728865231dda980 [2024-12-05 21:26:40,114 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:26:40,115 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:26:40,116 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:26:40,116 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:26:40,119 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:26:40,120 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:26:40" (1/1) ... [2024-12-05 21:26:40,120 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43eb9eb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:40, skipping insertion in model container [2024-12-05 21:26:40,120 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:26:40" (1/1) ... [2024-12-05 21:26:40,145 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:26:40,469 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_1caf8d11-115b-4480-b6b7-6b26870d9c16/sv-benchmarks/c/floats-cbmc-regression/float21.i[40548,40561] [2024-12-05 21:26:40,472 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_1caf8d11-115b-4480-b6b7-6b26870d9c16/sv-benchmarks/c/floats-cbmc-regression/float21.i[40793,40806] [2024-12-05 21:26:40,474 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_1caf8d11-115b-4480-b6b7-6b26870d9c16/sv-benchmarks/c/floats-cbmc-regression/float21.i[41044,41057] [2024-12-05 21:26:40,476 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_1caf8d11-115b-4480-b6b7-6b26870d9c16/sv-benchmarks/c/floats-cbmc-regression/float21.i[41293,41306] [2024-12-05 21:26:40,476 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_1caf8d11-115b-4480-b6b7-6b26870d9c16/sv-benchmarks/c/floats-cbmc-regression/float21.i[41371,41384] [2024-12-05 21:26:40,477 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_1caf8d11-115b-4480-b6b7-6b26870d9c16/sv-benchmarks/c/floats-cbmc-regression/float21.i[41469,41482] [2024-12-05 21:26:40,477 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_1caf8d11-115b-4480-b6b7-6b26870d9c16/sv-benchmarks/c/floats-cbmc-regression/float21.i[41539,41552] [2024-12-05 21:26:40,477 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_1caf8d11-115b-4480-b6b7-6b26870d9c16/sv-benchmarks/c/floats-cbmc-regression/float21.i[41607,41620] [2024-12-05 21:26:40,478 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_1caf8d11-115b-4480-b6b7-6b26870d9c16/sv-benchmarks/c/floats-cbmc-regression/float21.i[41705,41718] [2024-12-05 21:26:40,478 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_1caf8d11-115b-4480-b6b7-6b26870d9c16/sv-benchmarks/c/floats-cbmc-regression/float21.i[41799,41812] [2024-12-05 21:26:40,479 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_1caf8d11-115b-4480-b6b7-6b26870d9c16/sv-benchmarks/c/floats-cbmc-regression/float21.i[41906,41919] [2024-12-05 21:26:40,480 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_1caf8d11-115b-4480-b6b7-6b26870d9c16/sv-benchmarks/c/floats-cbmc-regression/float21.i[41974,41987] [2024-12-05 21:26:40,482 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_1caf8d11-115b-4480-b6b7-6b26870d9c16/sv-benchmarks/c/floats-cbmc-regression/float21.i[42220,42233] [2024-12-05 21:26:40,483 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:26:40,492 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:26:40,525 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_1caf8d11-115b-4480-b6b7-6b26870d9c16/sv-benchmarks/c/floats-cbmc-regression/float21.i[40548,40561] [2024-12-05 21:26:40,527 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_1caf8d11-115b-4480-b6b7-6b26870d9c16/sv-benchmarks/c/floats-cbmc-regression/float21.i[40793,40806] [2024-12-05 21:26:40,528 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_1caf8d11-115b-4480-b6b7-6b26870d9c16/sv-benchmarks/c/floats-cbmc-regression/float21.i[41044,41057] [2024-12-05 21:26:40,530 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_1caf8d11-115b-4480-b6b7-6b26870d9c16/sv-benchmarks/c/floats-cbmc-regression/float21.i[41293,41306] [2024-12-05 21:26:40,531 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_1caf8d11-115b-4480-b6b7-6b26870d9c16/sv-benchmarks/c/floats-cbmc-regression/float21.i[41371,41384] [2024-12-05 21:26:40,531 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_1caf8d11-115b-4480-b6b7-6b26870d9c16/sv-benchmarks/c/floats-cbmc-regression/float21.i[41469,41482] [2024-12-05 21:26:40,532 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_1caf8d11-115b-4480-b6b7-6b26870d9c16/sv-benchmarks/c/floats-cbmc-regression/float21.i[41539,41552] [2024-12-05 21:26:40,532 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_1caf8d11-115b-4480-b6b7-6b26870d9c16/sv-benchmarks/c/floats-cbmc-regression/float21.i[41607,41620] [2024-12-05 21:26:40,533 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_1caf8d11-115b-4480-b6b7-6b26870d9c16/sv-benchmarks/c/floats-cbmc-regression/float21.i[41705,41718] [2024-12-05 21:26:40,534 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_1caf8d11-115b-4480-b6b7-6b26870d9c16/sv-benchmarks/c/floats-cbmc-regression/float21.i[41799,41812] [2024-12-05 21:26:40,534 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_1caf8d11-115b-4480-b6b7-6b26870d9c16/sv-benchmarks/c/floats-cbmc-regression/float21.i[41906,41919] [2024-12-05 21:26:40,535 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_1caf8d11-115b-4480-b6b7-6b26870d9c16/sv-benchmarks/c/floats-cbmc-regression/float21.i[41974,41987] [2024-12-05 21:26:40,536 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_1caf8d11-115b-4480-b6b7-6b26870d9c16/sv-benchmarks/c/floats-cbmc-regression/float21.i[42220,42233] [2024-12-05 21:26:40,537 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:26:40,653 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:26:40,654 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:40 WrapperNode [2024-12-05 21:26:40,654 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:26:40,655 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:26:40,655 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:26:40,655 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:26:40,661 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:40" (1/1) ... [2024-12-05 21:26:40,675 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:40" (1/1) ... [2024-12-05 21:26:40,690 INFO L138 Inliner]: procedures = 449, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 66 [2024-12-05 21:26:40,690 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:26:40,691 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:26:40,691 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:26:40,691 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:26:40,697 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:40" (1/1) ... [2024-12-05 21:26:40,698 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:40" (1/1) ... [2024-12-05 21:26:40,699 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:40" (1/1) ... [2024-12-05 21:26:40,699 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:40" (1/1) ... [2024-12-05 21:26:40,704 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:40" (1/1) ... [2024-12-05 21:26:40,705 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:40" (1/1) ... [2024-12-05 21:26:40,706 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:40" (1/1) ... [2024-12-05 21:26:40,708 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:40" (1/1) ... [2024-12-05 21:26:40,708 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:40" (1/1) ... [2024-12-05 21:26:40,710 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:26:40,711 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:26:40,711 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:26:40,711 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:26:40,712 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:40" (1/1) ... [2024-12-05 21:26:40,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:26:40,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:26:40,739 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:26:40,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:26:40,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:26:40,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:26:40,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:26:40,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:26:40,759 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 21:26:40,759 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 21:26:40,826 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:26:40,827 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:26:52,175 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-12-05 21:26:52,175 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:26:52,207 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:26:52,207 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 21:26:52,207 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:52 BoogieIcfgContainer [2024-12-05 21:26:52,207 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:26:52,208 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:26:52,208 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:26:52,214 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:26:52,215 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:52" (1/1) ... [2024-12-05 21:26:52,220 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:26:52,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:52,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 50 states and 64 transitions. [2024-12-05 21:26:52,253 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 64 transitions. [2024-12-05 21:26:52,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-05 21:26:52,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:52,255 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:26:52,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:26:52,256 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:26:52,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 21:26:52,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:52,337 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:26:52,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:52,351 INFO L256 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 21:26:52,353 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:26:52,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:26:52,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 21:26:52,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:52,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2024-12-05 21:26:52,474 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2024-12-05 21:26:52,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-05 21:26:52,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:52,476 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:26:52,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:26:52,478 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:26:52,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 21:26:52,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:52,569 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:26:52,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:52,580 INFO L256 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:26:52,582 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:26:52,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:26:52,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 21:26:52,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:52,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 46 states and 58 transitions. [2024-12-05 21:26:52,945 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2024-12-05 21:26:52,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 21:26:52,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:52,945 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:26:52,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:26:52,947 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:26:52,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 21:26:53,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:53,031 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:26:53,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:53,048 INFO L256 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 21:26:53,049 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:26:53,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:26:53,153 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 21:26:53,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:53,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 44 states and 55 transitions. [2024-12-05 21:26:53,898 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2024-12-05 21:26:53,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-05 21:26:53,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:53,899 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:26:53,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:26:53,901 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:26:53,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 21:26:54,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:54,016 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:26:54,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:54,078 INFO L256 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-05 21:26:54,079 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:26:54,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 21:26:54,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-05 21:26:56,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:56,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 44 states and 55 transitions. [2024-12-05 21:26:56,625 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2024-12-05 21:26:56,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-05 21:26:56,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:56,625 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:26:56,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:26:56,627 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:26:56,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-05 21:26:56,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:56,715 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:26:56,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:56,743 INFO L256 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 21:26:56,743 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:26:57,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 21:26:57,040 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-05 21:26:58,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:58,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 42 states and 52 transitions. [2024-12-05 21:26:58,215 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2024-12-05 21:26:58,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 21:26:58,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:58,216 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:26:58,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:26:58,217 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:26:58,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-05 21:26:58,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:58,314 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:26:58,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:58,463 INFO L256 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 21:26:58,464 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:00,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 21:27:00,061 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-05 21:27:02,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:02,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 40 states and 49 transitions. [2024-12-05 21:27:02,210 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 49 transitions. [2024-12-05 21:27:02,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-05 21:27:02,210 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:02,211 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:27:02,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:27:02,212 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:27:02,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-05 21:27:02,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:02,310 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:27:02,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:02,399 INFO L256 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-05 21:27:02,400 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:03,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 21:27:03,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-05 21:27:06,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:06,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 38 states and 46 transitions. [2024-12-05 21:27:06,257 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 46 transitions. [2024-12-05 21:27:06,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-05 21:27:06,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:06,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:27:06,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:27:06,259 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:27:06,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-05 21:27:06,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:06,354 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:27:06,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:06,477 INFO L256 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:27:06,478 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:06,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 21:27:06,982 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-05 21:27:07,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:07,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 36 states and 43 transitions. [2024-12-05 21:27:07,928 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 43 transitions. [2024-12-05 21:27:07,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 21:27:07,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:07,928 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:27:07,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:27:07,930 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:27:07,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-05 21:27:08,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:08,044 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:27:08,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:08,474 INFO L256 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:27:08,475 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:09,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 21:27:09,090 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-05 21:27:10,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:10,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 34 states and 40 transitions. [2024-12-05 21:27:10,697 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 40 transitions. [2024-12-05 21:27:10,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-05 21:27:10,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:10,697 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:27:10,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:27:10,699 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:27:10,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-05 21:27:10,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:10,842 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:27:11,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:11,317 INFO L256 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 21:27:11,318 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:12,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 21:27:12,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-05 21:27:14,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:14,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 32 states and 37 transitions. [2024-12-05 21:27:14,407 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2024-12-05 21:27:14,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 21:27:14,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:14,407 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:27:14,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:27:14,409 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:27:14,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-05 21:27:14,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:14,649 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:27:16,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:16,276 INFO L256 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 21:27:16,277 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:20,498 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 21:27:20,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-05 21:27:23,939 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:27:24,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:24,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 30 states and 34 transitions. [2024-12-05 21:27:24,589 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2024-12-05 21:27:24,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 21:27:24,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:24,589 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:27:24,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:27:24,591 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:27:24,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-05 21:27:24,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:24,838 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:27:24,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:24,990 INFO L256 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 21:27:24,991 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:25,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 21:27:25,508 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-05 21:27:26,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:27:28,386 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:27:29,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:29,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 28 states and 31 transitions. [2024-12-05 21:27:29,166 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 31 transitions. [2024-12-05 21:27:29,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-05 21:27:29,167 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:29,167 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:27:29,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:27:29,168 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:27:29,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-05 21:27:29,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:29,511 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:27:35,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:35,087 INFO L256 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 21:27:35,088 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:38,272 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 21:27:38,276 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-05 21:27:40,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:27:40,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:40,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 24 states and 25 transitions. [2024-12-05 21:27:40,784 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2024-12-05 21:27:40,784 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-05 21:27:40,785 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 14 iterations. [2024-12-05 21:27:40,792 INFO L726 CodeCheckObserver]: All specifications hold 13 specifications checked. All of them hold [2024-12-05 21:27:41,429 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION(line 397) the Hoare annotation is: true [2024-12-05 21:27:41,429 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 387) the Hoare annotation is: true [2024-12-05 21:27:41,429 INFO L77 FloydHoareUtils]: At program point L399(line 399) the Hoare annotation is: true [2024-12-05 21:27:41,430 INFO L77 FloydHoareUtils]: At program point L399-2(line 399) the Hoare annotation is: true [2024-12-05 21:27:41,430 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION(line 402) the Hoare annotation is: true [2024-12-05 21:27:41,430 INFO L77 FloydHoareUtils]: At program point L391(line 391) the Hoare annotation is: true [2024-12-05 21:27:41,430 INFO L77 FloydHoareUtils]: At program point L391-2(lines 379 404) the Hoare annotation is: true [2024-12-05 21:27:41,430 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 392) the Hoare annotation is: true [2024-12-05 21:27:41,430 INFO L77 FloydHoareUtils]: At program point L392(line 392) the Hoare annotation is: true [2024-12-05 21:27:41,430 INFO L77 FloydHoareUtils]: At program point L392-2(lines 379 404) the Hoare annotation is: true [2024-12-05 21:27:41,430 INFO L77 FloydHoareUtils]: At program point L384(line 384) the Hoare annotation is: (and (= ((_ to_fp 11 53) currentRoundingMode (/ 33554431.0 2854495385411919762116571938898990272765493248.0)) |ULTIMATE.start_main_~v~0#1|) (= |ULTIMATE.start_main_~smallestNormalFloat~0#1| ((_ to_fp 8 24) currentRoundingMode (/ 1.0 85070591730234615865843651857942052864.0))) (= ((_ to_fp 8 24) currentRoundingMode (/ 8388607.0 713623846352979940529142984724747568191373312.0)) |ULTIMATE.start_main_~largestSubnormalFloat~0#1|) (= currentRoundingMode roundNearestTiesToEven)) [2024-12-05 21:27:41,430 INFO L75 FloydHoareUtils]: For program point L384-1(line 384) no Hoare annotation was computed. [2024-12-05 21:27:41,430 INFO L77 FloydHoareUtils]: At program point L384-3(line 384) the Hoare annotation is: (and (= ((_ to_fp 11 53) currentRoundingMode (/ 33554431.0 2854495385411919762116571938898990272765493248.0)) |ULTIMATE.start_main_~v~0#1|) (= |ULTIMATE.start_main_~smallestNormalFloat~0#1| ((_ to_fp 8 24) currentRoundingMode (/ 1.0 85070591730234615865843651857942052864.0))) (= ((_ to_fp 8 24) currentRoundingMode (/ 8388607.0 713623846352979940529142984724747568191373312.0)) |ULTIMATE.start_main_~largestSubnormalFloat~0#1|) (= currentRoundingMode roundNearestTiesToEven)) [2024-12-05 21:27:41,430 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION(line 399) the Hoare annotation is: true [2024-12-05 21:27:41,431 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 391) the Hoare annotation is: true [2024-12-05 21:27:41,431 INFO L77 FloydHoareUtils]: At program point L401(line 401) the Hoare annotation is: true [2024-12-05 21:27:41,431 INFO L77 FloydHoareUtils]: At program point L401-1(lines 379 404) the Hoare annotation is: true [2024-12-05 21:27:41,431 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-05 21:27:41,431 INFO L77 FloydHoareUtils]: At program point L393(line 393) the Hoare annotation is: true [2024-12-05 21:27:41,431 INFO L77 FloydHoareUtils]: At program point L393-2(lines 379 404) the Hoare annotation is: true [2024-12-05 21:27:41,431 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 394) the Hoare annotation is: true [2024-12-05 21:27:41,431 INFO L77 FloydHoareUtils]: At program point L402(line 402) the Hoare annotation is: true [2024-12-05 21:27:41,431 INFO L77 FloydHoareUtils]: At program point L402-2(line 402) the Hoare annotation is: true [2024-12-05 21:27:41,431 INFO L77 FloydHoareUtils]: At program point L394(line 394) the Hoare annotation is: true [2024-12-05 21:27:41,431 INFO L77 FloydHoareUtils]: At program point L394-2(lines 379 404) the Hoare annotation is: true [2024-12-05 21:27:41,432 INFO L77 FloydHoareUtils]: At program point L386(line 386) the Hoare annotation is: (and (= ((_ to_fp 11 53) currentRoundingMode (/ 33554431.0 2854495385411919762116571938898990272765493248.0)) |ULTIMATE.start_main_~v~0#1|) (= |ULTIMATE.start_main_~smallestNormalFloat~0#1| ((_ to_fp 8 24) currentRoundingMode (/ 1.0 85070591730234615865843651857942052864.0))) (= ((_ to_fp 8 24) currentRoundingMode (/ 8388607.0 713623846352979940529142984724747568191373312.0)) |ULTIMATE.start_main_~largestSubnormalFloat~0#1|) (= currentRoundingMode roundNearestTiesToEven)) [2024-12-05 21:27:41,432 INFO L77 FloydHoareUtils]: At program point L386-1(lines 379 404) the Hoare annotation is: true [2024-12-05 21:27:41,432 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 393) the Hoare annotation is: true [2024-12-05 21:27:41,432 INFO L77 FloydHoareUtils]: At program point L395(line 395) the Hoare annotation is: true [2024-12-05 21:27:41,432 INFO L77 FloydHoareUtils]: At program point L395-2(lines 379 404) the Hoare annotation is: true [2024-12-05 21:27:41,432 INFO L77 FloydHoareUtils]: At program point L387(line 387) the Hoare annotation is: true [2024-12-05 21:27:41,432 INFO L77 FloydHoareUtils]: At program point L387-2(lines 379 404) the Hoare annotation is: true [2024-12-05 21:27:41,432 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION(line 396) the Hoare annotation is: true [2024-12-05 21:27:41,432 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 384) no Hoare annotation was computed. [2024-12-05 21:27:41,432 INFO L77 FloydHoareUtils]: At program point L396(line 396) the Hoare annotation is: true [2024-12-05 21:27:41,432 INFO L77 FloydHoareUtils]: At program point L396-2(lines 379 404) the Hoare annotation is: true [2024-12-05 21:27:41,432 INFO L77 FloydHoareUtils]: At program point L388(line 388) the Hoare annotation is: true [2024-12-05 21:27:41,432 INFO L77 FloydHoareUtils]: At program point L388-2(line 388) the Hoare annotation is: true [2024-12-05 21:27:41,432 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-05 21:27:41,432 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 395) the Hoare annotation is: true [2024-12-05 21:27:41,433 INFO L77 FloydHoareUtils]: At program point L397(line 397) the Hoare annotation is: true [2024-12-05 21:27:41,433 INFO L77 FloydHoareUtils]: At program point L397-2(lines 379 404) the Hoare annotation is: true [2024-12-05 21:27:41,433 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION(line 398) the Hoare annotation is: true [2024-12-05 21:27:41,433 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 388) the Hoare annotation is: true [2024-12-05 21:27:41,433 INFO L77 FloydHoareUtils]: At program point L398(line 398) the Hoare annotation is: true [2024-12-05 21:27:41,433 INFO L77 FloydHoareUtils]: At program point L398-2(lines 379 404) the Hoare annotation is: true [2024-12-05 21:27:41,433 INFO L77 FloydHoareUtils]: At program point L390(line 390) the Hoare annotation is: true [2024-12-05 21:27:41,433 INFO L77 FloydHoareUtils]: At program point L390-1(lines 379 404) the Hoare annotation is: true [2024-12-05 21:27:41,433 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 2 4) the Hoare annotation is: true [2024-12-05 21:27:41,433 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(lines 2 4) the Hoare annotation is: (not (= (_ bv0 32) |assume_abort_if_not_#in~cond|)) [2024-12-05 21:27:41,444 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_NAN [2024-12-05 21:27:41,444 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_INFINITE [2024-12-05 21:27:41,444 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_ZERO [2024-12-05 21:27:41,444 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_SUBNORMAL [2024-12-05 21:27:41,444 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_NORMAL [2024-12-05 21:27:41,444 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IEEE_ [2024-12-05 21:27:41,444 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_SVID_ [2024-12-05 21:27:41,444 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_XOPEN_ [2024-12-05 21:27:41,445 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_POSIX_ [2024-12-05 21:27:41,445 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISOC_ [2024-12-05 21:27:41,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 09:27:41 ImpRootNode [2024-12-05 21:27:41,445 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 21:27:41,446 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 21:27:41,446 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 21:27:41,446 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 21:27:41,446 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:52" (3/4) ... [2024-12-05 21:27:41,448 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-05 21:27:41,450 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-12-05 21:27:41,453 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-12-05 21:27:41,453 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-12-05 21:27:41,453 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-05 21:27:41,454 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-05 21:27:41,520 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 21:27:41,521 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 21:27:41,521 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 21:27:41,521 INFO L158 Benchmark]: Toolchain (without parser) took 61406.62ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 36.9MB in the end (delta: 31.5MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. [2024-12-05 21:27:41,522 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:27:41,522 INFO L158 Benchmark]: CACSL2BoogieTranslator took 538.50ms. Allocated memory is still 92.3MB. Free memory was 68.2MB in the beginning and 50.3MB in the end (delta: 17.9MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2024-12-05 21:27:41,522 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.20ms. Allocated memory is still 92.3MB. Free memory was 50.3MB in the beginning and 48.1MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:27:41,522 INFO L158 Benchmark]: Boogie Preprocessor took 19.57ms. Allocated memory is still 92.3MB. Free memory was 47.8MB in the beginning and 46.8MB in the end (delta: 941.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:27:41,523 INFO L158 Benchmark]: RCFGBuilder took 11496.38ms. Allocated memory is still 92.3MB. Free memory was 46.5MB in the beginning and 67.1MB in the end (delta: -20.6MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2024-12-05 21:27:41,523 INFO L158 Benchmark]: CodeCheck took 49237.72ms. Allocated memory is still 92.3MB. Free memory was 67.1MB in the beginning and 41.9MB in the end (delta: 25.3MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2024-12-05 21:27:41,523 INFO L158 Benchmark]: Witness Printer took 75.03ms. Allocated memory is still 92.3MB. Free memory was 41.9MB in the beginning and 36.9MB in the end (delta: 5.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:27:41,525 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, 50 locations, 13 error locations. Started 1 CEGAR loops. OverallTime: 48.6s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1092 SdHoareTripleChecker+Valid, 55.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 586 mSDsluCounter, 585 SdHoareTripleChecker+Invalid, 53.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 334 mSDsCounter, 412 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2080 IncrementalHoareTripleChecker+Invalid, 2492 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 412 mSolverCounterUnsat, 251 mSDtfsCounter, 2080 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1943 GetRequests, 1779 SyntacticMatches, 80 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 2 DeprecatedPredicates, 3322 ImplicationChecksByTransitivity, 12.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 8.6s SatisfiabilityAnalysisTime, 14.1s InterpolantComputationTime, 209 NumberOfCodeBlocks, 209 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 196 ConstructedInterpolants, 19 QuantifiedInterpolants, 1997 SizeOfPredicates, 39 NumberOfNonLiveVariables, 424 ConjunctsInSsa, 87 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 24/24 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, ConComCheckerStatistics: No data available - PositiveResult [Line: 384]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 387]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 388]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 391]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 392]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 393]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 394]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 395]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 396]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 397]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 398]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 399]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 402]: 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 13 specifications checked. All of them hold - ProcedureContractResult [Line: 2]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. 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 0.34ms. Allocated memory is still 83.9MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 538.50ms. Allocated memory is still 92.3MB. Free memory was 68.2MB in the beginning and 50.3MB in the end (delta: 17.9MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.20ms. Allocated memory is still 92.3MB. Free memory was 50.3MB in the beginning and 48.1MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.57ms. Allocated memory is still 92.3MB. Free memory was 47.8MB in the beginning and 46.8MB in the end (delta: 941.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 11496.38ms. Allocated memory is still 92.3MB. Free memory was 46.5MB in the beginning and 67.1MB in the end (delta: -20.6MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * CodeCheck took 49237.72ms. Allocated memory is still 92.3MB. Free memory was 67.1MB in the beginning and 41.9MB in the end (delta: 25.3MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. * Witness Printer took 75.03ms. Allocated memory is still 92.3MB. Free memory was 41.9MB in the beginning and 36.9MB in the end (delta: 5.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_NAN - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_INFINITE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_ZERO - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_SUBNORMAL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_NORMAL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IEEE_ - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_SVID_ - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_XOPEN_ - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_POSIX_ - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISOC_ RESULT: Ultimate proved your program to be correct! [2024-12-05 21:27:41,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1caf8d11-115b-4480-b6b7-6b26870d9c16/bin/ukojak-verify-CZk0znPC7b/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