./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/tanh_w4_r2_case_1_unsafe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w4_r2_case_1_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 411f0cc733ffce0da91f42ed5edc281fbf191070efd03339186c6d3bce3c9a63 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:45:19,303 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:45:19,360 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 01:45:19,365 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:45:19,366 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:45:19,386 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:45:19,387 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:45:19,387 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:45:19,387 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:45:19,387 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:45:19,387 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:45:19,387 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:45:19,388 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:45:19,388 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:45:19,388 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:45:19,388 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:45:19,388 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:45:19,388 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:45:19,388 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:45:19,388 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:45:19,388 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:45:19,388 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:45:19,388 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:45:19,389 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:45:19,389 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:45:19,389 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:45:19,389 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:45:19,389 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:45:19,389 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:45:19,389 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:45:19,389 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:45:19,389 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:45:19,389 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:45:19,389 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_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 411f0cc733ffce0da91f42ed5edc281fbf191070efd03339186c6d3bce3c9a63 [2024-12-06 01:45:19,625 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:45:19,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:45:19,636 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:45:19,637 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:45:19,638 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:45:19,639 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/tanh_w4_r2_case_1_unsafe.c-amalgamation.i [2024-12-06 01:45:22,316 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/data/989a2da58/119163226dcd4c3e8ea58d96e9f3a786/FLAG80788e717 [2024-12-06 01:45:22,622 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:45:22,623 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/sv-benchmarks/c/neural-networks/tanh_w4_r2_case_1_unsafe.c-amalgamation.i [2024-12-06 01:45:22,644 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/data/989a2da58/119163226dcd4c3e8ea58d96e9f3a786/FLAG80788e717 [2024-12-06 01:45:22,657 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/data/989a2da58/119163226dcd4c3e8ea58d96e9f3a786 [2024-12-06 01:45:22,659 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:45:22,660 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:45:22,661 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:45:22,661 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:45:22,665 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:45:22,665 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:45:22" (1/1) ... [2024-12-06 01:45:22,666 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7389246a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:45:22, skipping insertion in model container [2024-12-06 01:45:22,666 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:45:22" (1/1) ... [2024-12-06 01:45:22,708 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:45:23,511 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_aad0c680-9d18-4515-a93d-2d2b77213abe/sv-benchmarks/c/neural-networks/tanh_w4_r2_case_1_unsafe.c-amalgamation.i[71398,71411] [2024-12-06 01:45:23,704 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:1602) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:783) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2556) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:307) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:783) 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:783) 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:1507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:224) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleLoopBody(CHandler.java:3602) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1554) 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:1158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:393) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2500) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:641) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 01:45:23,709 INFO L158 Benchmark]: Toolchain (without parser) took 1047.87ms. Allocated memory is still 142.6MB. Free memory was 112.3MB in the beginning and 84.3MB in the end (delta: 28.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 01:45:23,709 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:45:23,709 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1045.99ms. Allocated memory is still 142.6MB. Free memory was 112.1MB in the beginning and 84.3MB in the end (delta: 27.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 01:45:23,710 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1045.99ms. Allocated memory is still 142.6MB. Free memory was 112.1MB in the beginning and 84.3MB in the end (delta: 27.8MB). Peak memory consumption was 25.2MB. 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_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w4_r2_case_1_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 411f0cc733ffce0da91f42ed5edc281fbf191070efd03339186c6d3bce3c9a63 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:45:25,449 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:45:25,523 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 01:45:25,548 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:45:25,549 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:45:25,549 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:45:25,549 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:45:25,549 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:45:25,550 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:45:25,550 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:45:25,550 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:45:25,550 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:45:25,550 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:45:25,550 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:45:25,550 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:45:25,550 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:45:25,550 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:45:25,550 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:45:25,551 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:45:25,551 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:45:25,551 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:45:25,551 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:45:25,551 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:45:25,551 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:45:25,551 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:45:25,551 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:45:25,551 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:45:25,551 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:45:25,552 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:45:25,552 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:45:25,552 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:45:25,552 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:45:25,552 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:45:25,552 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:45:25,552 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:45:25,552 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:45:25,552 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_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 411f0cc733ffce0da91f42ed5edc281fbf191070efd03339186c6d3bce3c9a63 [2024-12-06 01:45:25,787 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:45:25,794 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:45:25,796 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:45:25,797 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:45:25,798 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:45:25,799 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/tanh_w4_r2_case_1_unsafe.c-amalgamation.i [2024-12-06 01:45:28,507 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/data/f963f2c88/e8033f3d6d5444ea8284716d01c723cd/FLAG579989f7e [2024-12-06 01:45:28,824 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:45:28,824 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/sv-benchmarks/c/neural-networks/tanh_w4_r2_case_1_unsafe.c-amalgamation.i [2024-12-06 01:45:28,845 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/data/f963f2c88/e8033f3d6d5444ea8284716d01c723cd/FLAG579989f7e [2024-12-06 01:45:28,857 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/data/f963f2c88/e8033f3d6d5444ea8284716d01c723cd [2024-12-06 01:45:28,860 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:45:28,861 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:45:28,863 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:45:28,863 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:45:28,866 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:45:28,867 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:45:28" (1/1) ... [2024-12-06 01:45:28,868 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d45c801 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:45:28, skipping insertion in model container [2024-12-06 01:45:28,868 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:45:28" (1/1) ... [2024-12-06 01:45:28,906 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:45:29,679 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_aad0c680-9d18-4515-a93d-2d2b77213abe/sv-benchmarks/c/neural-networks/tanh_w4_r2_case_1_unsafe.c-amalgamation.i[71398,71411] [2024-12-06 01:45:29,914 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 01:45:29,960 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:45:29,972 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:45:30,019 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_aad0c680-9d18-4515-a93d-2d2b77213abe/sv-benchmarks/c/neural-networks/tanh_w4_r2_case_1_unsafe.c-amalgamation.i[71398,71411] [2024-12-06 01:45:30,116 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:45:30,301 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:45:30,301 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:45:30 WrapperNode [2024-12-06 01:45:30,306 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:45:30,308 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:45:30,308 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:45:30,308 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:45:30,315 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:45:30" (1/1) ... [2024-12-06 01:45:30,363 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:45:30" (1/1) ... [2024-12-06 01:45:30,400 INFO L138 Inliner]: procedures = 780, calls = 713, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 402 [2024-12-06 01:45:30,401 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:45:30,402 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:45:30,402 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:45:30,402 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:45:30,409 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:45:30" (1/1) ... [2024-12-06 01:45:30,409 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:45:30" (1/1) ... [2024-12-06 01:45:30,415 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:45:30" (1/1) ... [2024-12-06 01:45:30,415 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:45:30" (1/1) ... [2024-12-06 01:45:30,440 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:45:30" (1/1) ... [2024-12-06 01:45:30,442 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:45:30" (1/1) ... [2024-12-06 01:45:30,448 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:45:30" (1/1) ... [2024-12-06 01:45:30,452 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:45:30" (1/1) ... [2024-12-06 01:45:30,455 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:45:30" (1/1) ... [2024-12-06 01:45:30,462 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:45:30,463 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:45:30,463 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:45:30,463 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:45:30,464 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:45:30" (1/1) ... [2024-12-06 01:45:30,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:45:30,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:45:30,495 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:45:30,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:45:30,524 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-12-06 01:45:30,524 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNN [2024-12-06 01:45:30,524 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNN [2024-12-06 01:45:30,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-12-06 01:45:30,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:45:30,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:45:30,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:45:30,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-12-06 01:45:30,525 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-12-06 01:45:30,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 01:45:30,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 01:45:30,525 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_affine_matmul [2024-12-06 01:45:30,525 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_affine_matmul [2024-12-06 01:45:30,525 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-06 01:45:30,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-06 01:45:30,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 01:45:30,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:45:30,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 01:45:30,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-12-06 01:45:30,525 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNNcell [2024-12-06 01:45:30,525 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNNcell [2024-12-06 01:45:30,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 01:45:30,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-12-06 01:45:30,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-06 01:45:30,694 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:45:30,695 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:45:48,912 INFO L? ?]: Removed 121 outVars from TransFormulas that were not future-live. [2024-12-06 01:45:48,913 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:45:49,177 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:45:49,177 INFO L312 CfgBuilder]: Removed 20 assume(true) statements. [2024-12-06 01:45:49,177 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:45:49 BoogieIcfgContainer [2024-12-06 01:45:49,178 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:45:49,178 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:45:49,179 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:45:49,188 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:45:49,188 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:45:49" (1/1) ... [2024-12-06 01:45:49,195 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:45:49,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:45:49,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 67 states and 102 transitions. [2024-12-06 01:45:49,242 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 102 transitions. [2024-12-06 01:45:49,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 01:45:49,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:45:49,244 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:45:49,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:45:49,248 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:45:49,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 01:45:56,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:45:56,817 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:45:57,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:45:57,490 INFO L256 TraceCheckSpWp]: Trace formula consists of 548 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-06 01:45:57,496 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:45:57,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:45:57,820 INFO L224 Elim1Store]: Index analysis took 108 ms [2024-12-06 01:45:58,599 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-12-06 01:45:58,600 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 89 [2024-12-06 01:45:58,816 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-12-06 01:45:58,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:45:59,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:46:00,328 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 01:46:00,329 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 24613 treesize of output 24477 [2024-12-06 01:47:37,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:47:37,632 INFO L224 Elim1Store]: Index analysis took 157 ms [2024-12-06 01:47:38,791 INFO L349 Elim1Store]: treesize reduction 81, result has 14.7 percent of original size [2024-12-06 01:47:38,792 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 101 treesize of output 93 [2024-12-06 01:47:38,854 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-12-06 01:47:38,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:47:40,287 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 01:47:40,288 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 30629 treesize of output 30493 [2024-12-06 01:49:09,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:49:09,033 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 0 case distinctions, treesize of input 91 treesize of output 85 [2024-12-06 01:49:09,090 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-12-06 01:49:09,816 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 01:49:09,817 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 21061 treesize of output 20959 [2024-12-06 01:49:43,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:49:44,116 INFO L349 Elim1Store]: treesize reduction 60, result has 13.0 percent of original size [2024-12-06 01:49:44,116 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 89 [2024-12-06 01:49:44,156 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-12-06 01:49:44,956 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 01:49:44,957 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 21061 treesize of output 20959 [2024-12-06 01:50:23,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:50:23,329 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 0 case distinctions, treesize of input 91 treesize of output 85 [2024-12-06 01:50:23,468 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-12-06 01:50:23,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:50:24,209 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 01:50:24,210 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 8467 treesize of output 8453 [2024-12-06 01:51:02,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:51:03,380 INFO L349 Elim1Store]: treesize reduction 72, result has 6.5 percent of original size [2024-12-06 01:51:03,381 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 85 [2024-12-06 01:51:03,519 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-12-06 01:51:03,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:51:04,961 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 01:51:04,962 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 30629 treesize of output 30493 [2024-12-06 01:51:55,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:51:55,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 01:52:06,400 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 01:52:09,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 01:52:11,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:52:11,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 71 states and 110 transitions. [2024-12-06 01:52:11,159 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 110 transitions. [2024-12-06 01:52:11,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 01:52:11,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:52:11,159 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:52:11,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:52:11,161 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:52:11,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 01:52:11,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:52:11,763 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:52:12,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:52:12,077 INFO L256 TraceCheckSpWp]: Trace formula consists of 548 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 01:52:12,078 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:52:13,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:52:13,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 01:52:30,014 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] [2024-12-06 01:52:42,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:52:42,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 75 states and 119 transitions. [2024-12-06 01:52:42,974 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 119 transitions. [2024-12-06 01:52:42,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 01:52:42,975 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:52:42,975 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:52:42,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:52:42,977 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:52:42,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 01:52:43,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:52:43,690 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:52:43,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:52:44,003 INFO L256 TraceCheckSpWp]: Trace formula consists of 550 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 01:52:44,004 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:52:48,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:52:48,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 01:53:08,753 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] [2024-12-06 01:53:43,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:53:43,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 80 states and 135 transitions. [2024-12-06 01:53:43,253 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 135 transitions. [2024-12-06 01:53:43,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 01:53:43,255 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:53:43,255 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:53:43,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:53:43,256 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:53:43,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 01:53:43,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:53:43,956 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:53:44,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:53:44,266 INFO L256 TraceCheckSpWp]: Trace formula consists of 550 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 01:53:44,267 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:53:44,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:53:44,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 01:53:51,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:53:51,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 81 states and 138 transitions. [2024-12-06 01:53:51,173 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 138 transitions. [2024-12-06 01:53:51,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 01:53:51,174 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:53:51,174 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:53:51,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:53:51,176 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:53:51,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 01:53:51,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:53:51,927 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:53:52,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:53:52,266 INFO L256 TraceCheckSpWp]: Trace formula consists of 550 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 01:53:52,267 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:53:52,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:53:52,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 01:53:59,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:53:59,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 82 states and 141 transitions. [2024-12-06 01:53:59,868 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 141 transitions. [2024-12-06 01:53:59,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 01:53:59,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:53:59,869 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:53:59,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:53:59,871 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:53:59,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 01:54:00,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:54:00,706 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:54:01,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:54:01,075 INFO L256 TraceCheckSpWp]: Trace formula consists of 723 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 01:54:01,077 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:54:03,437 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-06 01:54:03,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 01:54:24,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:54:24,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 85 states and 152 transitions. [2024-12-06 01:54:24,654 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 152 transitions. [2024-12-06 01:54:24,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 01:54:24,656 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:54:24,656 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:54:24,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:54:24,658 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:54:24,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 01:54:25,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:54:25,608 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:54:25,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:54:25,969 INFO L256 TraceCheckSpWp]: Trace formula consists of 723 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 01:54:25,972 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:54:26,119 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-06 01:54:26,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 01:54:33,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:54:33,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 87 states and 158 transitions. [2024-12-06 01:54:33,847 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 158 transitions. [2024-12-06 01:54:33,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 01:54:33,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:54:33,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:54:33,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:54:33,850 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:54:33,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 01:54:34,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:54:34,851 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:54:35,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:54:35,228 INFO L256 TraceCheckSpWp]: Trace formula consists of 725 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 01:54:35,230 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:54:54,766 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-06 01:54:54,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 01:55:20,956 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 01:56:10,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 01:56:12,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 01:57:08,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:08,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 119 states and 239 transitions. [2024-12-06 01:57:08,102 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 239 transitions. [2024-12-06 01:57:08,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 01:57:08,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:08,106 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:57:08,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:57:08,108 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:57:08,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 01:57:09,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:09,100 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:57:09,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:09,478 INFO L256 TraceCheckSpWp]: Trace formula consists of 725 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 01:57:09,480 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:57:10,087 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-06 01:57:10,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-12-06 01:57:16,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:16,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 124 states and 249 transitions. [2024-12-06 01:57:16,104 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 249 transitions. [2024-12-06 01:57:16,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 01:57:16,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:16,106 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:57:16,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:57:16,108 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:57:16,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 01:57:17,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:17,108 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:57:17,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:17,441 INFO L256 TraceCheckSpWp]: Trace formula consists of 725 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 01:57:17,442 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:57:18,046 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-06 01:57:18,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 01:57:23,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:23,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 117 states and 228 transitions. [2024-12-06 01:57:23,254 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 228 transitions. [2024-12-06 01:57:23,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 01:57:23,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:23,256 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:57:23,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:57:23,257 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:57:23,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 01:57:24,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:24,197 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:57:24,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:24,553 INFO L256 TraceCheckSpWp]: Trace formula consists of 725 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 01:57:24,555 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:57:27,750 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-06 01:57:27,761 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 01:58:16,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:58:16,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 121 states and 242 transitions. [2024-12-06 01:58:16,014 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 242 transitions. [2024-12-06 01:58:16,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 01:58:16,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:58:16,015 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:58:16,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:58:16,017 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:58:16,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 01:58:17,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:58:17,122 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:58:17,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:58:17,458 INFO L256 TraceCheckSpWp]: Trace formula consists of 725 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 01:58:17,459 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:58:20,686 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-06 01:58:20,698 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 01:58:45,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:58:45,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 123 states and 249 transitions. [2024-12-06 01:58:45,852 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 249 transitions. [2024-12-06 01:58:45,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 01:58:45,853 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:58:45,853 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:58:45,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:58:45,855 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:58:45,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 01:58:46,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:58:46,968 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:58:47,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:58:47,347 INFO L256 TraceCheckSpWp]: Trace formula consists of 726 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 01:58:47,348 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:59:03,834 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-06 01:59:03,846 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad0c680-9d18-4515-a93d-2d2b77213abe/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0