./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float_lib2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float_lib2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9 --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 792216dc353b0006df314288fd1231e6db3dfb03c044e860d4e1f501c9a1b147 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:55:28,960 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:55:29,023 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 02:55:29,028 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:55:29,029 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:55:29,052 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:55:29,052 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:55:29,053 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:55:29,054 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:55:29,054 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:55:29,055 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:55:29,055 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:55:29,056 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:55:29,056 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:55:29,057 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:55:29,057 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:55:29,058 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:55:29,058 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:55:29,059 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:55:29,059 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:55:29,060 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:55:29,061 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:55:29,061 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:55:29,062 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:55:29,062 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:55:29,063 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:55:29,063 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:55:29,064 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:55:29,064 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:55:29,065 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:55:29,065 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:55:29,065 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:55:29,066 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:55:29,066 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 792216dc353b0006df314288fd1231e6db3dfb03c044e860d4e1f501c9a1b147 [2023-12-03 02:55:29,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:55:29,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:55:29,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:55:29,306 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:55:29,306 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:55:29,308 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/floats-cbmc-regression/float_lib2.i [2023-12-03 02:55:32,198 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:55:32,432 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:55:32,432 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/sv-benchmarks/c/floats-cbmc-regression/float_lib2.i [2023-12-03 02:55:32,446 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/data/bce4535e6/c7b64a3abda745958555d25e97a9e585/FLAGc8eddbbc3 [2023-12-03 02:55:32,461 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/data/bce4535e6/c7b64a3abda745958555d25e97a9e585 [2023-12-03 02:55:32,463 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:55:32,464 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:55:32,465 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:55:32,465 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:55:32,469 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:55:32,470 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:55:32" (1/1) ... [2023-12-03 02:55:32,471 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37a32c93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:32, skipping insertion in model container [2023-12-03 02:55:32,471 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:55:32" (1/1) ... [2023-12-03 02:55:32,521 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:55:33,095 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:610) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:245) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1486) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:269) 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:278) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2499) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:305) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:727) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2499) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:305) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2499) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:305) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1671) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:386) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1512) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:157) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3421) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2441) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:147) 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) [2023-12-03 02:55:33,101 INFO L158 Benchmark]: Toolchain (without parser) took 635.76ms. Allocated memory is still 155.2MB. Free memory was 115.2MB in the beginning and 103.1MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 02:55:33,102 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 107.0MB. Free memory is still 60.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:55:33,102 INFO L158 Benchmark]: CACSL2BoogieTranslator took 633.83ms. Allocated memory is still 155.2MB. Free memory was 115.2MB in the beginning and 103.1MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 02:55:33,104 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 107.0MB. Free memory is still 60.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 633.83ms. Allocated memory is still 155.2MB. Free memory was 115.2MB in the beginning and 103.1MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. 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:610) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float_lib2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9 --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 792216dc353b0006df314288fd1231e6db3dfb03c044e860d4e1f501c9a1b147 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:55:35,038 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:55:35,118 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 02:55:35,148 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:55:35,149 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:55:35,150 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:55:35,150 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:55:35,151 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:55:35,152 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:55:35,152 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:55:35,153 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:55:35,153 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:55:35,154 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:55:35,154 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:55:35,155 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:55:35,155 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:55:35,156 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:55:35,156 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:55:35,157 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:55:35,158 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:55:35,158 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:55:35,159 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:55:35,159 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:55:35,160 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:55:35,160 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:55:35,161 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:55:35,161 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:55:35,162 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:55:35,162 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:55:35,163 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:55:35,163 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:55:35,164 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:55:35,164 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:55:35,165 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:55:35,165 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:55:35,165 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:55:35,166 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:55:35,166 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 792216dc353b0006df314288fd1231e6db3dfb03c044e860d4e1f501c9a1b147 [2023-12-03 02:55:35,496 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:55:35,518 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:55:35,521 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:55:35,522 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:55:35,522 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:55:35,524 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/floats-cbmc-regression/float_lib2.i [2023-12-03 02:55:38,301 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:55:38,580 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:55:38,581 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/sv-benchmarks/c/floats-cbmc-regression/float_lib2.i [2023-12-03 02:55:38,598 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/data/168083ada/a0435b148b274e64919758e66fa7a6bf/FLAG76bf61959 [2023-12-03 02:55:38,615 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/data/168083ada/a0435b148b274e64919758e66fa7a6bf [2023-12-03 02:55:38,618 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:55:38,620 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:55:38,621 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:55:38,621 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:55:38,625 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:55:38,626 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:55:38" (1/1) ... [2023-12-03 02:55:38,627 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f4b34fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:38, skipping insertion in model container [2023-12-03 02:55:38,628 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:55:38" (1/1) ... [2023-12-03 02:55:38,690 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:55:39,347 WARN L240 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_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/sv-benchmarks/c/floats-cbmc-regression/float_lib2.i[40343,40356] [2023-12-03 02:55:39,354 WARN L240 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_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/sv-benchmarks/c/floats-cbmc-regression/float_lib2.i[40604,40617] [2023-12-03 02:55:39,356 WARN L240 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_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/sv-benchmarks/c/floats-cbmc-regression/float_lib2.i[40865,40878] [2023-12-03 02:55:39,358 WARN L240 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_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/sv-benchmarks/c/floats-cbmc-regression/float_lib2.i[41126,41139] [2023-12-03 02:55:39,360 WARN L240 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_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/sv-benchmarks/c/floats-cbmc-regression/float_lib2.i[41387,41400] [2023-12-03 02:55:39,362 WARN L240 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_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/sv-benchmarks/c/floats-cbmc-regression/float_lib2.i[41463,41476] [2023-12-03 02:55:39,364 WARN L240 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_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/sv-benchmarks/c/floats-cbmc-regression/float_lib2.i[41741,41754] [2023-12-03 02:55:39,367 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:55:39,383 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:55:39,420 WARN L240 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_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/sv-benchmarks/c/floats-cbmc-regression/float_lib2.i[40343,40356] [2023-12-03 02:55:39,422 WARN L240 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_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/sv-benchmarks/c/floats-cbmc-regression/float_lib2.i[40604,40617] [2023-12-03 02:55:39,424 WARN L240 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_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/sv-benchmarks/c/floats-cbmc-regression/float_lib2.i[40865,40878] [2023-12-03 02:55:39,426 WARN L240 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_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/sv-benchmarks/c/floats-cbmc-regression/float_lib2.i[41126,41139] [2023-12-03 02:55:39,428 WARN L240 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_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/sv-benchmarks/c/floats-cbmc-regression/float_lib2.i[41387,41400] [2023-12-03 02:55:39,429 WARN L240 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_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/sv-benchmarks/c/floats-cbmc-regression/float_lib2.i[41463,41476] [2023-12-03 02:55:39,431 WARN L240 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_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/sv-benchmarks/c/floats-cbmc-regression/float_lib2.i[41741,41754] [2023-12-03 02:55:39,432 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:55:39,607 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:55:39,607 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:39 WrapperNode [2023-12-03 02:55:39,607 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:55:39,608 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:55:39,608 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:55:39,609 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:55:39,616 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:39" (1/1) ... [2023-12-03 02:55:39,639 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:39" (1/1) ... [2023-12-03 02:55:39,666 INFO L138 Inliner]: procedures = 447, calls = 6, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 34 [2023-12-03 02:55:39,666 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:55:39,667 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:55:39,667 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:55:39,667 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:55:39,677 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:39" (1/1) ... [2023-12-03 02:55:39,678 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:39" (1/1) ... [2023-12-03 02:55:39,680 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:39" (1/1) ... [2023-12-03 02:55:39,680 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:39" (1/1) ... [2023-12-03 02:55:39,687 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:39" (1/1) ... [2023-12-03 02:55:39,690 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:39" (1/1) ... [2023-12-03 02:55:39,692 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:39" (1/1) ... [2023-12-03 02:55:39,694 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:39" (1/1) ... [2023-12-03 02:55:39,697 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:55:39,698 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:55:39,699 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:55:39,699 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:55:39,700 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:55:39" (1/1) ... [2023-12-03 02:55:39,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:55:39,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:55:39,735 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:55:39,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:55:39,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:55:39,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:55:39,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:55:39,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:55:39,863 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:55:39,865 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:55:39,973 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:55:39,998 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:55:39,998 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 02:55:40,000 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:55:40 BoogieIcfgContainer [2023-12-03 02:55:40,000 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:55:40,001 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:55:40,001 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:55:40,011 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:55:40,011 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:55:40" (1/1) ... [2023-12-03 02:55:40,019 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:55:40,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:55:40,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 31 transitions. [2023-12-03 02:55:40,068 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2023-12-03 02:55:40,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 02:55:40,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:55:40,070 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:55:40,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:55:40,072 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:55:40,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 02:55:40,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:55:40,176 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:55:40,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:55:40,191 INFO L262 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:55:40,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:55:40,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:55:40,316 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 02:55:40,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:55:40,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 23 states and 28 transitions. [2023-12-03 02:55:40,361 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2023-12-03 02:55:40,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 02:55:40,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:55:40,362 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:55:40,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:55:40,364 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:55:40,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 02:55:40,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:55:40,432 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:55:40,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:55:40,441 INFO L262 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:55:40,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:55:40,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:55:40,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 02:55:40,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:55:40,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2023-12-03 02:55:40,545 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2023-12-03 02:55:40,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 02:55:40,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:55:40,545 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:55:40,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:55:40,547 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:55:40,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 02:55:40,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:55:40,615 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:55:40,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:55:40,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:55:40,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:55:40,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:55:40,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 02:55:40,651 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 02:55:40,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:55:40,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2023-12-03 02:55:40,673 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2023-12-03 02:55:40,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 02:55:40,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:55:40,674 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:55:40,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:55:40,675 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:55:40,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 02:55:40,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:55:40,736 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:55:40,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:55:40,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:55:40,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:55:40,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:55:40,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-03 02:55:40,776 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 02:55:40,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:55:40,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2023-12-03 02:55:40,814 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2023-12-03 02:55:40,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 02:55:40,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:55:40,815 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:55:40,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:55:40,816 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:55:40,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-03 02:55:40,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:55:40,870 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:55:40,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:55:40,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:55:40,880 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:55:41,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:55:41,017 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-03 02:55:41,018 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 02:55:41,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:55:41,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2023-12-03 02:55:41,106 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2023-12-03 02:55:41,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 02:55:41,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:55:41,107 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:55:41,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:55:41,108 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:55:41,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-03 02:55:41,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:55:41,154 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:55:41,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:55:41,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:55:41,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:55:41,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:55:41,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-03 02:55:41,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:55:41,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2023-12-03 02:55:41,266 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2023-12-03 02:55:41,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 02:55:41,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:55:41,267 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:55:41,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:55:41,268 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:55:41,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-03 02:55:41,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:55:41,320 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:55:41,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:55:41,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:55:41,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:55:41,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:55:41,460 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 02:55:41,460 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-03 02:55:41,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:55:41,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 11 states and 10 transitions. [2023-12-03 02:55:41,489 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 10 transitions. [2023-12-03 02:55:41,489 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 02:55:41,489 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2023-12-03 02:55:41,496 INFO L751 CodeCheckObserver]: All specifications hold 7 specifications checked. All of them hold [2023-12-03 02:55:41,519 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:55:41,522 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 02:55:41 ImpRootNode [2023-12-03 02:55:41,522 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 02:55:41,523 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 02:55:41,523 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 02:55:41,524 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 02:55:41,524 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:55:40" (3/4) ... [2023-12-03 02:55:41,526 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 02:55:41,533 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2023-12-03 02:55:41,533 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-12-03 02:55:41,533 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-03 02:55:41,533 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 02:55:41,616 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 02:55:41,617 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 02:55:41,617 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 02:55:41,618 INFO L158 Benchmark]: Toolchain (without parser) took 2998.15ms. Allocated memory is still 90.2MB. Free memory was 65.4MB in the beginning and 54.7MB in the end (delta: 10.6MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2023-12-03 02:55:41,618 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 60.8MB. Free memory was 37.5MB in the beginning and 37.4MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:55:41,619 INFO L158 Benchmark]: CACSL2BoogieTranslator took 986.73ms. Allocated memory is still 90.2MB. Free memory was 65.0MB in the beginning and 42.7MB in the end (delta: 22.3MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2023-12-03 02:55:41,619 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.11ms. Allocated memory is still 90.2MB. Free memory was 42.7MB in the beginning and 40.1MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 02:55:41,620 INFO L158 Benchmark]: Boogie Preprocessor took 30.78ms. Allocated memory is still 90.2MB. Free memory was 40.1MB in the beginning and 38.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:55:41,621 INFO L158 Benchmark]: RCFGBuilder took 302.03ms. Allocated memory is still 90.2MB. Free memory was 38.5MB in the beginning and 61.5MB in the end (delta: -23.0MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2023-12-03 02:55:41,621 INFO L158 Benchmark]: CodeCheck took 1521.31ms. Allocated memory is still 90.2MB. Free memory was 61.5MB in the beginning and 58.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. [2023-12-03 02:55:41,622 INFO L158 Benchmark]: Witness Printer took 94.08ms. Allocated memory is still 90.2MB. Free memory was 58.9MB in the beginning and 54.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 02:55:41,624 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 1 procedures, 25 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 168 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 36 mSDsluCounter, 28 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 42 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 132 IncrementalHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 42 mSolverCounterUnsat, 28 mSDtfsCounter, 132 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 271 GetRequests, 251 SyntacticMatches, 6 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 43 NumberOfCodeBlocks, 43 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 36 ConstructedInterpolants, 10 QuantifiedInterpolants, 110 SizeOfPredicates, 11 NumberOfNonLiveVariables, 120 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 376]: 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: 377]: 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: 378]: 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: 379]: 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: 380]: 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: 381]: 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: 383]: 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 7 specifications checked. All of them hold - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 60.8MB. Free memory was 37.5MB in the beginning and 37.4MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 986.73ms. Allocated memory is still 90.2MB. Free memory was 65.0MB in the beginning and 42.7MB in the end (delta: 22.3MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.11ms. Allocated memory is still 90.2MB. Free memory was 42.7MB in the beginning and 40.1MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.78ms. Allocated memory is still 90.2MB. Free memory was 40.1MB in the beginning and 38.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 302.03ms. Allocated memory is still 90.2MB. Free memory was 38.5MB in the beginning and 61.5MB in the end (delta: -23.0MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. * CodeCheck took 1521.31ms. Allocated memory is still 90.2MB. Free memory was 61.5MB in the beginning and 58.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. * Witness Printer took 94.08ms. Allocated memory is still 90.2MB. Free memory was 58.9MB in the beginning and 54.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-03 02:55:41,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7be8a83a-d2ec-4492-a513-7e91cfbdeaa5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE