./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0876.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0876.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm --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 b12ad43dcef9bdc0311576ea572488b026584491d49ef5bf04de4ece861047f6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:58:25,061 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:58:25,153 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 16:58:25,158 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:58:25,158 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:58:25,186 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:58:25,187 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:58:25,187 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:58:25,188 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:58:25,188 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:58:25,188 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:58:25,188 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:58:25,188 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:58:25,188 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:58:25,189 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:58:25,189 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:58:25,189 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:58:25,189 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:58:25,189 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:58:25,189 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:58:25,190 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:58:25,190 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:58:25,190 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:58:25,190 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:58:25,190 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:58:25,190 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:58:25,190 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:58:25,191 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:58:25,191 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:58:25,191 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:58:25,191 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:58:25,191 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:58:25,191 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:58:25,192 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_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm 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 -> b12ad43dcef9bdc0311576ea572488b026584491d49ef5bf04de4ece861047f6 [2024-11-13 16:58:25,501 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:58:25,515 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:58:25,517 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:58:25,520 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:58:25,521 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:58:25,522 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_0876.c Unable to find full path for "g++" [2024-11-13 16:58:27,517 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:58:27,971 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:58:27,973 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/sv-benchmarks/c/float-newlib/double_req_bl_0876.c [2024-11-13 16:58:27,993 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/data/0f896a63a/7d7cdf5d848f4e168b15f235c821226f/FLAG946d03395 [2024-11-13 16:58:28,020 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/data/0f896a63a/7d7cdf5d848f4e168b15f235c821226f [2024-11-13 16:58:28,023 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:58:28,026 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:58:28,029 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:58:28,029 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:58:28,034 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:58:28,035 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:58:28" (1/1) ... [2024-11-13 16:58:28,037 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36705de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:58:28, skipping insertion in model container [2024-11-13 16:58:28,037 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:58:28" (1/1) ... [2024-11-13 16:58:28,083 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:58:28,390 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:618) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:3120) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$136(StandardFunctionHandler.java:601) 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:1611) 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.FunctionHandler.handleReturnStatement(FunctionHandler.java:568) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2170) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:197) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1792) 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:1167) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1769) 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:1167) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1638) 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:3515) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2508) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:642) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 16:58:28,400 INFO L158 Benchmark]: Toolchain (without parser) took 373.39ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 106.2MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:58:28,400 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 142.6MB. Free memory is still 78.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:58:28,401 INFO L158 Benchmark]: CACSL2BoogieTranslator took 369.87ms. Allocated memory is still 142.6MB. Free memory was 118.3MB in the beginning and 106.2MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:58:28,405 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 142.6MB. Free memory is still 78.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 369.87ms. Allocated memory is still 142.6MB. Free memory was 118.3MB in the beginning and 106.2MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:618) 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_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0876.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm --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 b12ad43dcef9bdc0311576ea572488b026584491d49ef5bf04de4ece861047f6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:58:31,226 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:58:31,370 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 16:58:31,415 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:58:31,418 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:58:31,418 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:58:31,418 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:58:31,419 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:58:31,419 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:58:31,420 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:58:31,420 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:58:31,420 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:58:31,420 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:58:31,421 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:58:31,422 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:58:31,422 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:58:31,422 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:58:31,422 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:58:31,422 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:58:31,422 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:58:31,422 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:58:31,423 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:58:31,423 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:58:31,423 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:58:31,423 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:58:31,424 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:58:31,424 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:58:31,424 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:58:31,424 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:58:31,424 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:58:31,424 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:58:31,424 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:58:31,425 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:58:31,425 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:58:31,425 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:58:31,426 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:58:31,426 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_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm 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 -> b12ad43dcef9bdc0311576ea572488b026584491d49ef5bf04de4ece861047f6 [2024-11-13 16:58:31,801 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:58:31,815 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:58:31,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:58:31,819 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:58:31,820 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:58:31,822 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_0876.c Unable to find full path for "g++" [2024-11-13 16:58:33,990 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:58:34,328 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:58:34,329 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/sv-benchmarks/c/float-newlib/double_req_bl_0876.c [2024-11-13 16:58:34,340 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/data/ce1441e00/9f6e803e7bb84be793fe678a1716bced/FLAGf834e0561 [2024-11-13 16:58:34,357 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/data/ce1441e00/9f6e803e7bb84be793fe678a1716bced [2024-11-13 16:58:34,360 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:58:34,361 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:58:34,363 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:58:34,364 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:58:34,369 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:58:34,370 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:58:34" (1/1) ... [2024-11-13 16:58:34,371 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@583ad116 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:58:34, skipping insertion in model container [2024-11-13 16:58:34,372 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:58:34" (1/1) ... [2024-11-13 16:58:34,408 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:58:34,881 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_e4e73605-807c-4e2c-bb88-f4d4536a1d85/sv-benchmarks/c/float-newlib/double_req_bl_0876.c[14628,14641] [2024-11-13 16:58:34,885 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:58:34,909 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:58:35,047 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_e4e73605-807c-4e2c-bb88-f4d4536a1d85/sv-benchmarks/c/float-newlib/double_req_bl_0876.c[14628,14641] [2024-11-13 16:58:35,047 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:58:35,082 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:58:35,082 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:58:35 WrapperNode [2024-11-13 16:58:35,083 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:58:35,084 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:58:35,084 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:58:35,084 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:58:35,091 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:58:35" (1/1) ... [2024-11-13 16:58:35,114 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:58:35" (1/1) ... [2024-11-13 16:58:35,173 INFO L138 Inliner]: procedures = 26, calls = 169, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 728 [2024-11-13 16:58:35,175 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:58:35,176 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:58:35,179 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:58:35,180 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:58:35,192 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:58:35" (1/1) ... [2024-11-13 16:58:35,192 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:58:35" (1/1) ... [2024-11-13 16:58:35,201 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:58:35" (1/1) ... [2024-11-13 16:58:35,201 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:58:35" (1/1) ... [2024-11-13 16:58:35,244 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:58:35" (1/1) ... [2024-11-13 16:58:35,268 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:58:35" (1/1) ... [2024-11-13 16:58:35,279 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:58:35" (1/1) ... [2024-11-13 16:58:35,286 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:58:35" (1/1) ... [2024-11-13 16:58:35,296 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:58:35,297 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:58:35,297 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:58:35,297 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:58:35,298 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:58:35" (1/1) ... [2024-11-13 16:58:35,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:58:35,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:58:35,351 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:58:35,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:58:35,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:58:35,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-13 16:58:35,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-13 16:58:35,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 16:58:35,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 16:58:35,385 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2024-11-13 16:58:35,385 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2024-11-13 16:58:35,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2024-11-13 16:58:35,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 16:58:35,386 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2024-11-13 16:58:35,386 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2024-11-13 16:58:35,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:58:35,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:58:35,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 16:58:35,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 16:58:35,605 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:58:35,607 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 17:01:45,795 INFO L? ?]: Removed 192 outVars from TransFormulas that were not future-live. [2024-11-13 17:01:45,795 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 17:01:46,130 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 17:01:46,131 INFO L316 CfgBuilder]: Removed 60 assume(true) statements. [2024-11-13 17:01:46,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 05:01:46 BoogieIcfgContainer [2024-11-13 17:01:46,131 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 17:01:46,132 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 17:01:46,133 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 17:01:46,145 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 17:01:46,146 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 05:01:46" (1/1) ... [2024-11-13 17:01:46,158 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 17:01:46,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:01:46,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 151 states and 255 transitions. [2024-11-13 17:01:46,229 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 255 transitions. [2024-11-13 17:01:46,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 17:01:46,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:01:46,236 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:01:46,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:01:46,241 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:01:46,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 17:01:47,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:47,966 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:01:48,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:01:48,071 INFO L255 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 17:01:48,075 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:01:48,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 17:01:48,115 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 17:01:55,685 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.32s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 17:02:06,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 17:02:06,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:02:06,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 151 states and 246 transitions. [2024-11-13 17:02:06,935 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 246 transitions. [2024-11-13 17:02:06,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 17:02:06,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:02:06,937 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:02:06,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:02:06,940 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:02:06,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 17:02:10,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:10,638 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:02:10,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:10,808 INFO L255 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 17:02:10,812 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:02:14,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 17:02:14,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 17:02:19,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:02:19,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 151 states and 245 transitions. [2024-11-13 17:02:19,098 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 245 transitions. [2024-11-13 17:02:19,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 17:02:19,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:02:19,100 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:02:19,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:02:19,102 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:02:19,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 17:02:25,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:25,743 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:02:26,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:02:26,250 INFO L255 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 17:02:26,256 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:02:30,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2024-11-13 17:02:39,814 INFO L224 Elim1Store]: Index analysis took 121 ms [2024-11-13 17:02:41,788 INFO L349 Elim1Store]: treesize reduction 26, result has 46.9 percent of original size [2024-11-13 17:02:41,789 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 62 [2024-11-13 17:02:49,489 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 17:02:49,489 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 38 [2024-11-13 17:02:55,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 17:02:55,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 17:03:30,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 17:03:50,148 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 17:04:00,173 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 17:04:10,206 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 17:04:31,995 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 17:05:22,629 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 17:05:23,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:05:23,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 157 states and 254 transitions. [2024-11-13 17:05:23,665 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 254 transitions. [2024-11-13 17:05:23,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 17:05:23,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:05:23,666 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:05:23,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:05:23,668 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:05:23,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 17:05:30,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:05:30,128 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:05:30,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:05:30,585 INFO L255 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-13 17:05:30,590 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:05:32,684 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2024-11-13 17:05:37,984 INFO L349 Elim1Store]: treesize reduction 29, result has 44.2 percent of original size [2024-11-13 17:05:37,984 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 71 treesize of output 54 [2024-11-13 17:06:06,336 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 17:06:06,337 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 34 [2024-11-13 17:07:02,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 17:07:02,421 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 17:07:12,453 WARN L851 $PredicateComparison]: unable to prove that (and (not (exists ((currentRoundingMode RoundingMode)) (let ((.cse0 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (= |c_ULTIMATE.start___ieee754_pow_~y#1| (fp.div currentRoundingMode .cse0 (_ +zero 11 53))) (exists ((|v_skolemized_q#valueAsBitvector_82| (_ BitVec 64)) (|v_fabs_double_~#sh_u~3.base_9| (_ BitVec 32))) (let ((.cse4 (select |c_#memory_int| |v_fabs_double_~#sh_u~3.base_9|))) (let ((.cse2 (select .cse4 (_ bv4 32))) (.cse1 (select .cse4 (_ bv0 32)))) (and (exists ((|v_skolemized_q#valueAsBitvector_83| (_ BitVec 64))) (and (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_83|) .cse1) (= .cse2 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_83|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_82|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_83|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_83|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_83|))))) (= |c_ULTIMATE.start___ieee754_pow_~hx~2#1| .cse2) (fp.lt (let ((.cse3 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_82|)) .cse1))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3))) .cse0))))))))) (exists ((currentRoundingMode RoundingMode)) (= |c_ULTIMATE.start___ieee754_pow_~y#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) (exists ((currentRoundingMode RoundingMode)) (let ((.cse5 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (= |c_ULTIMATE.start___ieee754_pow_~y#1| (fp.div currentRoundingMode .cse5 (_ +zero 11 53))) (exists ((|v_skolemized_q#valueAsBitvector_82| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_96| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_82|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_96|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_96|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_96|))) (exists ((|v_fabs_double_~#sh_u~3.base_9| (_ BitVec 32))) (let ((.cse8 (select |c_#memory_int| |v_fabs_double_~#sh_u~3.base_9|))) (let ((.cse6 (select .cse8 (_ bv4 32)))) (and (= |c_ULTIMATE.start___ieee754_pow_~hx~2#1| .cse6) (= .cse6 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_96|)) (fp.lt (let ((.cse7 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_82|)) (select .cse8 (_ bv0 32))))) (fp ((_ extract 63 63) .cse7) ((_ extract 62 52) .cse7) ((_ extract 51 0) .cse7))) .cse5))))))))))) is different from false [2024-11-13 17:07:51,791 WARN L286 SmtUtils]: Spent 11.60s on a formula simplification. DAG size of input: 64 DAG size of output: 47 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 17:08:01,856 WARN L873 $PredicateComparison]: unable to prove that (not (and (not (exists ((currentRoundingMode RoundingMode)) (let ((.cse0 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (= |c_ULTIMATE.start___ieee754_pow_~y#1| (fp.div currentRoundingMode .cse0 (_ +zero 11 53))) (exists ((|v_skolemized_q#valueAsBitvector_82| (_ BitVec 64)) (|v_fabs_double_~#sh_u~3.base_9| (_ BitVec 32))) (let ((.cse4 (select |c_#memory_int| |v_fabs_double_~#sh_u~3.base_9|))) (let ((.cse2 (select .cse4 (_ bv4 32))) (.cse1 (select .cse4 (_ bv0 32)))) (and (exists ((|v_skolemized_q#valueAsBitvector_83| (_ BitVec 64))) (and (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_83|) .cse1) (= .cse2 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_83|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_82|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_83|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_83|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_83|))))) (= |c_ULTIMATE.start___ieee754_pow_~hx~2#1| .cse2) (fp.lt (let ((.cse3 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_82|)) .cse1))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3))) .cse0))))))))) (exists ((currentRoundingMode RoundingMode)) (= |c_ULTIMATE.start___ieee754_pow_~y#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) (exists ((currentRoundingMode RoundingMode)) (let ((.cse5 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (= |c_ULTIMATE.start___ieee754_pow_~y#1| (fp.div currentRoundingMode .cse5 (_ +zero 11 53))) (exists ((|v_skolemized_q#valueAsBitvector_82| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_96| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_82|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_96|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_96|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_96|))) (exists ((|v_fabs_double_~#sh_u~3.base_9| (_ BitVec 32))) (let ((.cse8 (select |c_#memory_int| |v_fabs_double_~#sh_u~3.base_9|))) (let ((.cse6 (select .cse8 (_ bv4 32)))) (and (= |c_ULTIMATE.start___ieee754_pow_~hx~2#1| .cse6) (= .cse6 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_96|)) (fp.lt (let ((.cse7 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_82|)) (select .cse8 (_ bv0 32))))) (fp ((_ extract 63 63) .cse7) ((_ extract 62 52) .cse7) ((_ extract 51 0) .cse7))) .cse5)))))))))))) is different from true [2024-11-13 17:08:24,633 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 17:08:34,669 WARN L851 $PredicateComparison]: unable to prove that (and (not (exists ((|v_skolemized_q#valueAsBitvector_83| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_84| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_82| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (let ((.cse0 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (= |c_ULTIMATE.start___ieee754_pow_~ly~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_84|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_84|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_84|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_84|)) (fp.div currentRoundingMode .cse0 (_ +zero 11 53))) (fp.lt (let ((.cse1 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_82|)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_83|)))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1))) .cse0) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_82|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_83|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_83|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_83|))) (= |c_ULTIMATE.start___ieee754_pow_~hx~2#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_83|)) (= |c_ULTIMATE.start___ieee754_pow_~hy~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_84|)))))) (exists ((v_arrayElimCell_7 (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_82| (_ BitVec 64)) (currentRoundingMode RoundingMode) (|v_skolemized_q#valueAsBitvector_96| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_97| (_ BitVec 64))) (let ((.cse2 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_82|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_96|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_96|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_96|))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_97|) |c_ULTIMATE.start___ieee754_pow_~hy~1#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_97|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_97|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_97|)) (fp.div currentRoundingMode .cse2 (_ +zero 11 53))) (= |c_ULTIMATE.start___ieee754_pow_~hx~2#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_96|)) (fp.lt (let ((.cse3 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_82|)) v_arrayElimCell_7))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3))) .cse2) (= |c_ULTIMATE.start___ieee754_pow_~ly~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_97|))))) (exists ((|v_skolemized_q#valueAsBitvector_71| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_71|) |c_ULTIMATE.start___ieee754_pow_~hy~1#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_71|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_71|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_71|)) (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))))) is different from false [2024-11-13 17:09:26,162 WARN L286 SmtUtils]: Spent 6.76s on a formula simplification. DAG size of input: 83 DAG size of output: 55 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 17:09:50,256 WARN L873 $PredicateComparison]: unable to prove that (not (and (not (exists ((|v_skolemized_q#valueAsBitvector_83| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_84| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_82| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (let ((.cse0 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (= |c_ULTIMATE.start___ieee754_pow_~ly~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_84|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_84|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_84|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_84|)) (fp.div currentRoundingMode .cse0 (_ +zero 11 53))) (fp.lt (let ((.cse1 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_82|)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_83|)))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1))) .cse0) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_82|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_83|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_83|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_83|))) (= |c_ULTIMATE.start___ieee754_pow_~hx~2#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_83|)) (= |c_ULTIMATE.start___ieee754_pow_~hy~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_84|)))))) (exists ((v_arrayElimCell_7 (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_82| (_ BitVec 64)) (currentRoundingMode RoundingMode) (|v_skolemized_q#valueAsBitvector_96| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_97| (_ BitVec 64))) (let ((.cse2 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_82|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_96|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_96|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_96|))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_97|) |c_ULTIMATE.start___ieee754_pow_~hy~1#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_97|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_97|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_97|)) (fp.div currentRoundingMode .cse2 (_ +zero 11 53))) (= |c_ULTIMATE.start___ieee754_pow_~hx~2#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_96|)) (fp.lt (let ((.cse3 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_82|)) v_arrayElimCell_7))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3))) .cse2) (= |c_ULTIMATE.start___ieee754_pow_~ly~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_97|))))) (exists ((|v_skolemized_q#valueAsBitvector_71| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_71|) |c_ULTIMATE.start___ieee754_pow_~hy~1#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_71|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_71|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_71|)) (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))))))) is different from true [2024-11-13 17:10:00,290 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 17:10:10,358 WARN L851 $PredicateComparison]: unable to prove that (and (not (exists ((|v_skolemized_q#valueAsBitvector_83| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_84| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_82| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (let ((.cse0 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (= |c_ULTIMATE.start___ieee754_pow_~ly~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_84|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_84|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_84|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_84|)) (fp.div currentRoundingMode .cse0 (_ +zero 11 53))) (= (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_84|)) |c_ULTIMATE.start___ieee754_pow_~iy~0#1|) (= (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_83|)) |c_ULTIMATE.start___ieee754_pow_~ix~0#1|) (fp.lt (let ((.cse1 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_82|)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_83|)))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1))) .cse0) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_82|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_83|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_83|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_83|))))))) (exists ((v_arrayElimCell_7 (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_82| (_ BitVec 64)) (currentRoundingMode RoundingMode) (|v_skolemized_q#valueAsBitvector_96| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_97| (_ BitVec 64))) (let ((.cse2 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_82|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_96|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_96|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_96|))) (= |c_ULTIMATE.start___ieee754_pow_~iy~0#1| (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_97|))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_97|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_97|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_97|)) (fp.div currentRoundingMode .cse2 (_ +zero 11 53))) (fp.lt (let ((.cse3 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_82|)) v_arrayElimCell_7))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3))) .cse2) (= |c_ULTIMATE.start___ieee754_pow_~ix~0#1| (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_96|))) (= |c_ULTIMATE.start___ieee754_pow_~ly~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_97|))))) (exists ((|v_skolemized_q#valueAsBitvector_71| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_71|) (_ bv2147483647 32)) |c_ULTIMATE.start___ieee754_pow_~iy~0#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_71|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_71|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_71|)) (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))))) is different from false [2024-11-13 17:10:41,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:10:41,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 160 states and 263 transitions. [2024-11-13 17:10:41,173 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 263 transitions. [2024-11-13 17:10:41,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 17:10:41,174 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:10:41,174 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:10:41,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:10:41,178 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:10:41,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 17:10:47,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:10:47,405 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:10:47,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:10:47,619 INFO L255 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-13 17:10:47,624 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:10:49,796 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2024-11-13 17:10:54,903 INFO L349 Elim1Store]: treesize reduction 26, result has 46.9 percent of original size [2024-11-13 17:10:54,904 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 62 [2024-11-13 17:11:01,593 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 17:11:01,593 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 38 [2024-11-13 17:11:05,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 17:11:05,880 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-13 17:11:05,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:11:05,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 160 states and 263 transitions. [2024-11-13 17:11:05,914 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 263 transitions. [2024-11-13 17:11:05,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 17:11:05,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:11:05,916 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:11:05,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:11:05,918 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:11:05,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 17:11:12,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:11:12,005 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:11:12,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:11:12,385 INFO L255 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 17:11:12,390 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:11:14,555 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2024-11-13 17:11:19,842 INFO L349 Elim1Store]: treesize reduction 29, result has 44.2 percent of original size [2024-11-13 17:11:19,843 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 71 treesize of output 54 [2024-11-13 17:11:48,720 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 17:11:48,721 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 34 [2024-11-13 17:11:58,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 17:11:58,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 17:11:58,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:11:58,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 160 states and 263 transitions. [2024-11-13 17:11:58,110 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 263 transitions. [2024-11-13 17:11:58,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 17:11:58,110 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:11:58,111 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:11:58,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:11:58,117 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:11:58,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 17:12:04,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:12:04,261 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:12:04,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:12:04,493 INFO L255 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 17:12:04,497 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:12:06,698 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2024-11-13 17:12:12,256 INFO L349 Elim1Store]: treesize reduction 26, result has 46.9 percent of original size [2024-11-13 17:12:12,256 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 62 [2024-11-13 17:12:21,203 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 17:12:21,203 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 38 [2024-11-13 17:12:26,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 17:12:26,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-13 17:12:26,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:12:26,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 160 states and 263 transitions. [2024-11-13 17:12:26,632 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 263 transitions. [2024-11-13 17:12:26,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 17:12:26,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:12:26,632 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:12:26,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:12:26,637 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:12:26,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 17:12:32,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:12:32,410 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:12:32,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:12:32,930 INFO L255 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-13 17:12:32,936 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:12:35,189 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2024-11-13 17:12:40,807 INFO L349 Elim1Store]: treesize reduction 26, result has 46.9 percent of original size [2024-11-13 17:12:40,808 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 62 [2024-11-13 17:12:48,483 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 17:12:48,484 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 38 [2024-11-13 17:12:54,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 17:12:54,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-13 17:12:54,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:12:54,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 160 states and 263 transitions. [2024-11-13 17:12:54,308 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 263 transitions. [2024-11-13 17:12:54,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 17:12:54,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:12:54,309 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:12:54,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:12:54,312 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:12:54,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e73605-807c-4e2c-bb88-f4d4536a1d85/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 17:12:59,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:12:59,963 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:13:00,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:13:00,098 INFO L255 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-13 17:13:00,103 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:13:02,488 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2024-11-13 17:13:08,071 INFO L349 Elim1Store]: treesize reduction 29, result has 44.2 percent of original size [2024-11-13 17:13:08,071 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 71 treesize of output 54 [2024-11-13 17:13:37,011 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 17:13:37,012 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 34