./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/tanh_w4_r3_case_0_safe.c-amalgamation.i --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_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/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_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w4_r3_case_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/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_35b44cee-7757-49d3-83f9-38deefeaed3a/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 2c0262a418b8f463b8b97a4e7d223a3d9633becb3ddab8d79fde6683ec277331 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:25:24,007 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:25:24,082 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:25:24,087 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:25:24,087 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:25:24,109 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:25:24,110 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:25:24,110 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:25:24,111 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:25:24,111 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:25:24,111 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:25:24,111 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:25:24,111 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:25:24,111 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:25:24,112 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:25:24,112 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:25:24,112 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:25:24,112 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:25:24,112 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:25:24,112 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:25:24,112 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:25:24,112 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:25:24,112 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:25:24,113 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:25:24,113 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:25:24,113 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:25:24,113 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:25:24,113 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:25:24,113 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:25:24,113 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:25:24,113 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:25:24,114 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:25:24,114 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:25:24,114 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_35b44cee-7757-49d3-83f9-38deefeaed3a/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 -> 2c0262a418b8f463b8b97a4e7d223a3d9633becb3ddab8d79fde6683ec277331 [2024-11-13 23:25:24,392 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:25:24,403 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:25:24,407 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:25:24,408 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:25:24,411 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:25:24,412 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/tanh_w4_r3_case_0_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 23:25:26,244 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:25:26,861 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:25:26,862 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/sv-benchmarks/c/neural-networks/tanh_w4_r3_case_0_safe.c-amalgamation.i [2024-11-13 23:25:26,904 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/data/83cddc395/378ce751e7e44c3abfdfcae1895827c1/FLAG66ec4ad33 [2024-11-13 23:25:27,335 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/data/83cddc395/378ce751e7e44c3abfdfcae1895827c1 [2024-11-13 23:25:27,337 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:25:27,340 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:25:27,342 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:25:27,342 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:25:27,347 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:25:27,348 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:25:27" (1/1) ... [2024-11-13 23:25:27,350 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e733dc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:27, skipping insertion in model container [2024-11-13 23:25:27,350 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:25:27" (1/1) ... [2024-11-13 23:25:27,429 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:25:28,642 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_35b44cee-7757-49d3-83f9-38deefeaed3a/sv-benchmarks/c/neural-networks/tanh_w4_r3_case_0_safe.c-amalgamation.i[71401,71414] [2024-11-13 23:25:28,956 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: fabs at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3128) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java: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.visit(CHandler.java:792) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2564) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:307) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:792) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:792) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1516) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:224) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1167) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleLoopBody(CHandler.java:3610) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1563) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:227) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 23:25:28,963 INFO L158 Benchmark]: Toolchain (without parser) took 1622.65ms. Allocated memory is still 142.6MB. Free memory was 113.5MB in the beginning and 85.3MB in the end (delta: 28.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 23:25:28,963 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:25:28,964 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1619.68ms. Allocated memory is still 142.6MB. Free memory was 113.5MB in the beginning and 85.3MB in the end (delta: 28.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 23:25:28,965 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1619.68ms. Allocated memory is still 142.6MB. Free memory was 113.5MB in the beginning and 85.3MB in the end (delta: 28.2MB). Peak memory consumption was 33.6MB. 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: fabs de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/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_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w4_r3_case_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/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_35b44cee-7757-49d3-83f9-38deefeaed3a/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 2c0262a418b8f463b8b97a4e7d223a3d9633becb3ddab8d79fde6683ec277331 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:25:31,438 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:25:31,553 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 23:25:31,583 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:25:31,584 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:25:31,584 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:25:31,584 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:25:31,584 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:25:31,585 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:25:31,585 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:25:31,585 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:25:31,585 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:25:31,585 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:25:31,585 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:25:31,585 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:25:31,585 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:25:31,585 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:25:31,586 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:25:31,586 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:25:31,586 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:25:31,586 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:25:31,586 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:25:31,586 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:25:31,586 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:25:31,586 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:25:31,586 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:25:31,587 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:31,587 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:25:31,587 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:25:31,587 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:25:31,587 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:25:31,587 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:25:31,587 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:25:31,587 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:25:31,588 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:31,588 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:25:31,588 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_35b44cee-7757-49d3-83f9-38deefeaed3a/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 -> 2c0262a418b8f463b8b97a4e7d223a3d9633becb3ddab8d79fde6683ec277331 [2024-11-13 23:25:31,895 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:25:31,908 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:25:31,911 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:25:31,913 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:25:31,913 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:25:31,914 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/tanh_w4_r3_case_0_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 23:25:33,950 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:25:34,367 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:25:34,369 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/sv-benchmarks/c/neural-networks/tanh_w4_r3_case_0_safe.c-amalgamation.i [2024-11-13 23:25:34,412 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/data/0589ab8f4/a0bb8b3e75f842a1acc82debb5eaa1e3/FLAG4f0c6e10f [2024-11-13 23:25:34,435 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/data/0589ab8f4/a0bb8b3e75f842a1acc82debb5eaa1e3 [2024-11-13 23:25:34,437 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:25:34,439 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:25:34,440 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:25:34,440 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:25:34,446 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:25:34,447 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:25:34" (1/1) ... [2024-11-13 23:25:34,448 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21552abe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:34, skipping insertion in model container [2024-11-13 23:25:34,448 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:25:34" (1/1) ... [2024-11-13 23:25:34,526 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:25:35,703 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_35b44cee-7757-49d3-83f9-38deefeaed3a/sv-benchmarks/c/neural-networks/tanh_w4_r3_case_0_safe.c-amalgamation.i[71401,71414] [2024-11-13 23:25:36,032 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 23:25:36,188 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:25:36,212 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:25:36,287 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_35b44cee-7757-49d3-83f9-38deefeaed3a/sv-benchmarks/c/neural-networks/tanh_w4_r3_case_0_safe.c-amalgamation.i[71401,71414] [2024-11-13 23:25:36,477 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:25:36,819 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:25:36,822 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:36 WrapperNode [2024-11-13 23:25:36,822 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:25:36,823 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:25:36,827 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:25:36,827 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:25:36,838 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:36" (1/1) ... [2024-11-13 23:25:36,891 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:36" (1/1) ... [2024-11-13 23:25:36,957 INFO L138 Inliner]: procedures = 780, calls = 721, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 410 [2024-11-13 23:25:36,957 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:25:36,958 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:25:36,958 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:25:36,958 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:25:36,965 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:36" (1/1) ... [2024-11-13 23:25:36,966 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:36" (1/1) ... [2024-11-13 23:25:36,973 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:36" (1/1) ... [2024-11-13 23:25:36,974 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:36" (1/1) ... [2024-11-13 23:25:37,001 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:36" (1/1) ... [2024-11-13 23:25:37,012 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:36" (1/1) ... [2024-11-13 23:25:37,017 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:36" (1/1) ... [2024-11-13 23:25:37,026 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:36" (1/1) ... [2024-11-13 23:25:37,033 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:25:37,034 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:25:37,034 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:25:37,034 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:25:37,035 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:36" (1/1) ... [2024-11-13 23:25:37,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:25:37,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:25:37,079 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:25:37,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:25:37,122 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 23:25:37,122 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNN [2024-11-13 23:25:37,122 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNN [2024-11-13 23:25:37,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-13 23:25:37,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:25:37,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:25:37,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:25:37,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-13 23:25:37,124 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-13 23:25:37,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:25:37,124 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 23:25:37,124 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_affine_matmul [2024-11-13 23:25:37,124 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_affine_matmul [2024-11-13 23:25:37,124 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-13 23:25:37,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-13 23:25:37,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:25:37,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:25:37,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-13 23:25:37,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-13 23:25:37,125 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNNcell [2024-11-13 23:25:37,125 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNNcell [2024-11-13 23:25:37,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 23:25:37,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 23:25:37,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 23:25:37,445 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:25:37,449 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:25:58,231 INFO L? ?]: Removed 121 outVars from TransFormulas that were not future-live. [2024-11-13 23:25:58,232 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:25:58,603 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:25:58,603 INFO L316 CfgBuilder]: Removed 20 assume(true) statements. [2024-11-13 23:25:58,604 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:25:58 BoogieIcfgContainer [2024-11-13 23:25:58,604 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:25:58,605 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:25:58,605 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:25:58,615 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:25:58,615 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:25:58" (1/1) ... [2024-11-13 23:25:58,623 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:25:58,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:58,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 67 states and 102 transitions. [2024-11-13 23:25:58,671 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 102 transitions. [2024-11-13 23:25:58,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 23:25:58,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:58,674 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:58,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:58,676 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:58,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:25:59,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:59,790 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:00,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:00,479 INFO L255 TraceCheckSpWp]: Trace formula consists of 556 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 23:26:00,485 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:01,362 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 23:26:01,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:26:11,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:26:13,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:13,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 71 states and 109 transitions. [2024-11-13 23:26:13,241 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 109 transitions. [2024-11-13 23:26:13,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 23:26:13,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:13,242 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:13,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:13,245 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:13,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:26:23,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:23,293 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:24,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:24,140 INFO L255 TraceCheckSpWp]: Trace formula consists of 556 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 23:26:24,144 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:24,375 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-11-13 23:26:24,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:26:24,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:26:24,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:26:24,886 INFO L224 Elim1Store]: Index analysis took 253 ms [2024-11-13 23:26:26,093 INFO L349 Elim1Store]: treesize reduction 24, result has 44.2 percent of original size [2024-11-13 23:26:26,093 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 117 treesize of output 113 [2024-11-13 23:26:26,203 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-13 23:26:26,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:26:26,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:26:26,633 INFO L349 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2024-11-13 23:26:26,633 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 11 [2024-11-13 23:26:28,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:26:28,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:26:28,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:26:28,944 INFO L224 Elim1Store]: Index analysis took 125 ms [2024-11-13 23:26:28,946 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 105 [2024-11-13 23:26:29,008 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-13 23:26:29,138 INFO L349 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2024-11-13 23:26:29,138 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 19 [2024-11-13 23:26:30,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:26:30,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:26:30,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:26:30,109 INFO L224 Elim1Store]: Index analysis took 123 ms [2024-11-13 23:26:30,111 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 105 [2024-11-13 23:26:30,261 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-13 23:26:30,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:26:30,442 INFO L349 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2024-11-13 23:26:30,443 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 15 [2024-11-13 23:26:31,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:26:31,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:26:31,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:26:31,337 INFO L224 Elim1Store]: Index analysis took 243 ms [2024-11-13 23:26:32,658 INFO L349 Elim1Store]: treesize reduction 118, result has 13.9 percent of original size [2024-11-13 23:26:32,658 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 117 treesize of output 113 [2024-11-13 23:26:32,724 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-13 23:26:33,109 INFO L349 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2024-11-13 23:26:33,110 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 19 [2024-11-13 23:26:34,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:26:34,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:26:35,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:26:35,057 INFO L224 Elim1Store]: Index analysis took 243 ms [2024-11-13 23:26:36,313 INFO L349 Elim1Store]: treesize reduction 118, result has 13.9 percent of original size [2024-11-13 23:26:36,313 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 117 treesize of output 113 [2024-11-13 23:26:36,392 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-13 23:26:36,746 INFO L349 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2024-11-13 23:26:36,747 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 19 [2024-11-13 23:26:38,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:26:38,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:26:38,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:26:38,686 INFO L224 Elim1Store]: Index analysis took 347 ms [2024-11-13 23:26:40,597 INFO L349 Elim1Store]: treesize reduction 148, result has 14.5 percent of original size [2024-11-13 23:26:40,597 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 122 treesize of output 119 [2024-11-13 23:26:40,680 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-13 23:26:41,122 INFO L349 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2024-11-13 23:26:41,123 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 19 [2024-11-13 23:26:57,379 WARN L286 SmtUtils]: Spent 12.54s on a formula simplification. DAG size of input: 303 DAG size of output: 189 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:27:15,445 WARN L286 SmtUtils]: Spent 11.42s on a formula simplification that was a NOOP. DAG size: 132 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:27:18,112 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 23:27:18,113 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 398 treesize of output 338 [2024-11-13 23:27:22,921 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 23:27:22,923 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2024-11-13 23:27:23,157 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 19 [2024-11-13 23:27:24,953 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 23:27:24,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 23:27:30,963 WARN L286 SmtUtils]: Spent 5.00s on a formula simplification that was a NOOP. DAG size: 191 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:27:38,533 WARN L286 SmtUtils]: Spent 5.08s on a formula simplification that was a NOOP. DAG size: 190 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:27:51,521 WARN L286 SmtUtils]: Spent 5.36s on a formula simplification that was a NOOP. DAG size: 192 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:28:01,557 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 23:28:08,675 WARN L286 SmtUtils]: Spent 5.07s on a formula simplification that was a NOOP. DAG size: 194 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:28:21,340 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.59s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:28:56,268 WARN L286 SmtUtils]: Spent 11.05s on a formula simplification that was a NOOP. DAG size: 133 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:29:01,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:01,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 77 states and 124 transitions. [2024-11-13 23:29:01,526 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 124 transitions. [2024-11-13 23:29:01,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:29:01,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:01,530 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:29:01,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:29:01,532 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:29:01,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 23:29:02,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:02,430 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:29:02,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:02,859 INFO L255 TraceCheckSpWp]: Trace formula consists of 558 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 23:29:02,860 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:29:03,266 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 23:29:03,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 23:29:03,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:03,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 78 states and 125 transitions. [2024-11-13 23:29:03,382 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 125 transitions. [2024-11-13 23:29:03,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:29:03,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:03,383 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:29:03,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:29:03,386 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:29:03,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 23:29:04,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:04,283 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:29:04,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:04,778 INFO L255 TraceCheckSpWp]: Trace formula consists of 558 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 23:29:04,779 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:29:11,255 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 23:29:11,267 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 23:29:19,185 WARN L286 SmtUtils]: Spent 5.16s on a formula simplification that was a NOOP. DAG size: 194 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:29:39,941 WARN L286 SmtUtils]: Spent 5.43s on a formula simplification that was a NOOP. DAG size: 195 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:29:49,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s 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 23:30:57,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:30:57,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 83 states and 139 transitions. [2024-11-13 23:30:57,382 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 139 transitions. [2024-11-13 23:30:57,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 23:30:57,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:30:57,384 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:30:57,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:30:57,388 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:30:57,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 23:30:58,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:58,392 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:30:58,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:58,831 INFO L255 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:30:58,833 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:31:01,943 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 23:31:01,949 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 23:31:28,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:31:28,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 86 states and 149 transitions. [2024-11-13 23:31:28,978 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 149 transitions. [2024-11-13 23:31:28,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 23:31:28,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:31:28,980 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:31:28,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:31:28,983 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:31:28,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 23:31:30,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:30,242 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:31:30,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:30,677 INFO L255 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:31:30,680 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:31:30,851 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 23:31:30,859 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 23:31:41,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:31:41,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 88 states and 155 transitions. [2024-11-13 23:31:41,903 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 155 transitions. [2024-11-13 23:31:41,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:31:41,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:31:41,905 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:31:41,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:31:41,908 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:31:41,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 23:31:43,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:43,085 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:31:43,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:31:43,496 INFO L255 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:31:43,498 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:32:09,764 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 23:32:09,772 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 23:32:20,710 WARN L286 SmtUtils]: Spent 5.21s on a formula simplification that was a NOOP. DAG size: 197 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:32:35,302 WARN L286 SmtUtils]: Spent 5.39s on a formula simplification that was a NOOP. DAG size: 198 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:32:58,326 WARN L286 SmtUtils]: Spent 5.19s on a formula simplification that was a NOOP. DAG size: 198 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:33:08,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s 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 23:33:20,917 WARN L286 SmtUtils]: Spent 5.58s on a formula simplification that was a NOOP. DAG size: 199 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:35:56,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:35:56,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 120 states and 240 transitions. [2024-11-13 23:35:56,279 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 240 transitions. [2024-11-13 23:35:56,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:35:56,284 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:35:56,284 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:35:56,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:35:56,287 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:35:56,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 23:35:57,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:35:57,602 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:35:58,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:35:58,069 INFO L255 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 23:35:58,071 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:35:58,824 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 23:35:58,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 23:36:06,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:36:06,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 125 states and 250 transitions. [2024-11-13 23:36:06,579 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 250 transitions. [2024-11-13 23:36:06,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:36:06,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:36:06,582 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:36:06,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:36:06,585 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:36:06,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 23:36:08,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:36:08,120 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:36:08,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:36:08,701 INFO L255 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 23:36:08,703 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:36:09,392 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 23:36:09,405 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 23:36:16,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:36:16,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 118 states and 228 transitions. [2024-11-13 23:36:16,728 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 228 transitions. [2024-11-13 23:36:16,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:36:16,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:36:16,734 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:36:16,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:36:16,737 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:36:16,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 23:36:18,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:36:18,275 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:36:18,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:36:18,724 INFO L255 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:36:18,726 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:36:22,495 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 23:36:22,509 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-13 23:36:40,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:36:40,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 119 states and 233 transitions. [2024-11-13 23:36:40,529 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 233 transitions. [2024-11-13 23:36:40,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:36:40,531 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:36:40,531 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:36:40,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:36:40,534 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:36:40,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 23:36:42,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:36:42,051 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:36:42,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:36:42,531 INFO L255 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:36:42,533 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:36:46,436 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 23:36:46,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-13 23:37:05,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:37:05,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 120 states and 234 transitions. [2024-11-13 23:37:05,603 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 234 transitions. [2024-11-13 23:37:05,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:37:05,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:37:05,605 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:37:05,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:37:05,607 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:37:05,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 23:37:07,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:37:07,104 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:37:07,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:37:07,561 INFO L255 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:37:07,563 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:37:11,499 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 23:37:11,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 23:38:01,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:38:01,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 124 states and 245 transitions. [2024-11-13 23:38:01,943 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 245 transitions. [2024-11-13 23:38:01,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 23:38:01,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:38:01,944 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:38:01,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:38:01,946 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:38:01,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 23:38:03,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:38:03,512 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:38:03,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:38:03,904 INFO L255 TraceCheckSpWp]: Trace formula consists of 734 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:38:03,906 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:38:24,804 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 23:38:24,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35b44cee-7757-49d3-83f9-38deefeaed3a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0