./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/softsign_w4_r3_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_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/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_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/softsign_w4_r3_case_1_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/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_51d72391-ec76-4d24-a241-5d193843ec7e/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 b4732112572a785449d8fc0d9f11ee719382a59fc14ab61bdee6adedf025d90a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:09:49,013 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:09:49,068 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 06:09:49,073 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 06:09:49,073 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 06:09:49,092 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:09:49,093 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:09:49,093 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:09:49,094 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:09:49,094 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:09:49,094 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:09:49,094 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:09:49,094 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 06:09:49,094 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 06:09:49,094 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 06:09:49,094 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:09:49,094 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:09:49,095 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:09:49,095 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:09:49,095 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 06:09:49,095 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:09:49,095 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:09:49,095 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:09:49,095 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:09:49,095 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:09:49,095 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:09:49,095 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:09:49,096 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:09:49,096 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:09:49,096 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:09:49,096 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:09:49,096 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 06:09:49,096 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 06:09:49,096 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_51d72391-ec76-4d24-a241-5d193843ec7e/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 -> b4732112572a785449d8fc0d9f11ee719382a59fc14ab61bdee6adedf025d90a [2024-12-06 06:09:49,309 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:09:49,316 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:09:49,318 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:09:49,319 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:09:49,320 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:09:49,321 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/softsign_w4_r3_case_1_unsafe.c-amalgamation.i [2024-12-06 06:09:51,942 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/data/e37a9d28c/64b431d0eaf84a3687f37f57c5659fcb/FLAGc735179b4 [2024-12-06 06:09:52,304 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:09:52,304 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/sv-benchmarks/c/neural-networks/softsign_w4_r3_case_1_unsafe.c-amalgamation.i [2024-12-06 06:09:52,325 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/data/e37a9d28c/64b431d0eaf84a3687f37f57c5659fcb/FLAGc735179b4 [2024-12-06 06:09:52,523 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/data/e37a9d28c/64b431d0eaf84a3687f37f57c5659fcb [2024-12-06 06:09:52,525 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:09:52,526 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:09:52,527 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:09:52,528 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:09:52,531 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:09:52,531 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:09:52" (1/1) ... [2024-12-06 06:09:52,532 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1db1c861 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:09:52, skipping insertion in model container [2024-12-06 06:09:52,532 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:09:52" (1/1) ... [2024-12-06 06:09:52,571 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:09:53,419 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_51d72391-ec76-4d24-a241-5d193843ec7e/sv-benchmarks/c/neural-networks/softsign_w4_r3_case_1_unsafe.c-amalgamation.i[71418,71431] [2024-12-06 06:09:53,628 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 06:09:53,633 INFO L158 Benchmark]: Toolchain (without parser) took 1106.56ms. Allocated memory is still 142.6MB. Free memory was 112.8MB in the beginning and 84.9MB in the end (delta: 27.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 06:09:53,634 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:09:53,634 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1104.42ms. Allocated memory is still 142.6MB. Free memory was 112.8MB in the beginning and 84.9MB in the end (delta: 27.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 06:09:53,635 INFO L338 ainManager$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 81.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1104.42ms. Allocated memory is still 142.6MB. Free memory was 112.8MB in the beginning and 84.9MB in the end (delta: 27.9MB). 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_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/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_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/softsign_w4_r3_case_1_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/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_51d72391-ec76-4d24-a241-5d193843ec7e/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 b4732112572a785449d8fc0d9f11ee719382a59fc14ab61bdee6adedf025d90a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:09:55,348 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:09:55,425 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 06:09:55,452 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:09:55,452 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:09:55,452 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:09:55,453 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:09:55,453 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:09:55,453 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:09:55,453 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:09:55,453 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 06:09:55,453 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 06:09:55,453 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:09:55,454 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:09:55,454 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:09:55,454 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:09:55,454 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 06:09:55,454 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 06:09:55,454 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 06:09:55,454 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 06:09:55,454 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:09:55,454 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:09:55,454 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:09:55,455 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:09:55,455 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:09:55,455 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:09:55,455 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:09:55,455 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 06:09:55,455 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:09:55,455 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:09:55,455 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:09:55,455 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:09:55,456 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:09:55,456 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 06:09:55,456 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:09:55,456 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 06:09:55,456 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_51d72391-ec76-4d24-a241-5d193843ec7e/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 -> b4732112572a785449d8fc0d9f11ee719382a59fc14ab61bdee6adedf025d90a [2024-12-06 06:09:55,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:09:55,685 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:09:55,687 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:09:55,688 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:09:55,688 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:09:55,689 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/softsign_w4_r3_case_1_unsafe.c-amalgamation.i [2024-12-06 06:09:58,345 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/data/458e23667/131f6a34c9a245dfaec800d21ead4fa1/FLAG4f093962e [2024-12-06 06:09:58,643 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:09:58,644 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/sv-benchmarks/c/neural-networks/softsign_w4_r3_case_1_unsafe.c-amalgamation.i [2024-12-06 06:09:58,669 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/data/458e23667/131f6a34c9a245dfaec800d21ead4fa1/FLAG4f093962e [2024-12-06 06:09:58,891 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/data/458e23667/131f6a34c9a245dfaec800d21ead4fa1 [2024-12-06 06:09:58,893 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:09:58,893 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:09:58,895 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:09:58,895 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:09:58,899 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:09:58,899 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:09:58" (1/1) ... [2024-12-06 06:09:58,900 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@637ed270 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:09:58, skipping insertion in model container [2024-12-06 06:09:58,900 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:09:58" (1/1) ... [2024-12-06 06:09:58,945 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:09:59,802 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_51d72391-ec76-4d24-a241-5d193843ec7e/sv-benchmarks/c/neural-networks/softsign_w4_r3_case_1_unsafe.c-amalgamation.i[71418,71431] [2024-12-06 06:10:00,064 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 06:10:00,110 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:10:00,123 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:10:00,171 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_51d72391-ec76-4d24-a241-5d193843ec7e/sv-benchmarks/c/neural-networks/softsign_w4_r3_case_1_unsafe.c-amalgamation.i[71418,71431] [2024-12-06 06:10:00,274 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:10:00,460 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:10:00,461 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:00 WrapperNode [2024-12-06 06:10:00,461 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:10:00,462 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:10:00,462 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:10:00,462 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:10:00,468 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:00" (1/1) ... [2024-12-06 06:10:00,517 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:00" (1/1) ... [2024-12-06 06:10:00,555 INFO L138 Inliner]: procedures = 780, calls = 721, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 410 [2024-12-06 06:10:00,556 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:10:00,556 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:10:00,557 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:10:00,557 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:10:00,564 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:00" (1/1) ... [2024-12-06 06:10:00,564 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:00" (1/1) ... [2024-12-06 06:10:00,571 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:00" (1/1) ... [2024-12-06 06:10:00,571 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:00" (1/1) ... [2024-12-06 06:10:00,598 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:00" (1/1) ... [2024-12-06 06:10:00,600 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:00" (1/1) ... [2024-12-06 06:10:00,606 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:00" (1/1) ... [2024-12-06 06:10:00,611 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:00" (1/1) ... [2024-12-06 06:10:00,614 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:00" (1/1) ... [2024-12-06 06:10:00,621 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:10:00,622 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:10:00,622 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:10:00,622 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:10:00,623 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:10:00" (1/1) ... [2024-12-06 06:10:00,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:10:00,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:10:00,656 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:10:00,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:10:00,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-12-06 06:10:00,678 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNN [2024-12-06 06:10:00,678 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNN [2024-12-06 06:10:00,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-12-06 06:10:00,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:10:00,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:10:00,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:10:00,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-12-06 06:10:00,678 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-12-06 06:10:00,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 06:10:00,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 06:10:00,678 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_affine_matmul [2024-12-06 06:10:00,678 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_affine_matmul [2024-12-06 06:10:00,678 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-06 06:10:00,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-06 06:10:00,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 06:10:00,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 06:10:00,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 06:10:00,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-12-06 06:10:00,679 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNNcell [2024-12-06 06:10:00,679 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNNcell [2024-12-06 06:10:00,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 06:10:00,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-12-06 06:10:00,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-06 06:10:00,862 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:10:00,864 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:10:17,527 INFO L? ?]: Removed 121 outVars from TransFormulas that were not future-live. [2024-12-06 06:10:17,527 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:10:17,829 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:10:17,830 INFO L312 CfgBuilder]: Removed 20 assume(true) statements. [2024-12-06 06:10:17,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:10:17 BoogieIcfgContainer [2024-12-06 06:10:17,830 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:10:17,831 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:10:17,831 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:10:17,840 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:10:17,841 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:10:17" (1/1) ... [2024-12-06 06:10:17,848 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:10:17,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:17,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 67 states and 102 transitions. [2024-12-06 06:10:17,897 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 102 transitions. [2024-12-06 06:10:17,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 06:10:17,898 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:17,899 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:10:17,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:10:17,903 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:10:17,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 06:10:24,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:24,977 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:10:25,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:25,551 INFO L256 TraceCheckSpWp]: Trace formula consists of 556 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-06 06:10:25,559 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:10:25,762 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-12-06 06:10:25,800 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-12-06 06:10:25,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:10:25,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:10:25,933 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 65 [2024-12-06 06:10:25,987 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-12-06 06:10:26,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:10:26,743 INFO L349 Elim1Store]: treesize reduction 45, result has 26.2 percent of original size [2024-12-06 06:10:26,743 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 5617 treesize of output 5496 [2024-12-06 06:10:29,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:10:29,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:10:29,541 INFO L349 Elim1Store]: treesize reduction 60, result has 13.0 percent of original size [2024-12-06 06:10:29,541 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 69 [2024-12-06 06:10:29,583 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-12-06 06:10:29,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:10:30,321 INFO L349 Elim1Store]: treesize reduction 45, result has 26.2 percent of original size [2024-12-06 06:10:30,322 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 5617 treesize of output 5496 [2024-12-06 06:10:33,141 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-12-06 06:10:33,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:10:33,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:10:33,234 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 65 [2024-12-06 06:10:33,290 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-12-06 06:10:33,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:10:33,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:10:34,012 INFO L349 Elim1Store]: treesize reduction 45, result has 26.2 percent of original size [2024-12-06 06:10:34,013 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 5601 treesize of output 5480 [2024-12-06 06:10:37,754 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 06:10:37,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 06:10:48,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 06:10:52,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.64s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 06:10:53,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:10:53,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 71 states and 110 transitions. [2024-12-06 06:10:53,950 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 110 transitions. [2024-12-06 06:10:53,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 06:10:53,951 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:10:53,951 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:10:53,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:10:53,953 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:10:53,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 06:10:54,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:54,751 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:10:55,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:10:55,068 INFO L256 TraceCheckSpWp]: Trace formula consists of 556 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 06:10:55,069 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:10:56,424 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 06:10:56,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 06:11:11,725 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 06:11:21,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:11:21,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 75 states and 119 transitions. [2024-12-06 06:11:21,904 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 119 transitions. [2024-12-06 06:11:21,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 06:11:21,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:11:21,906 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:11:21,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:11:21,907 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:11:21,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 06:11:22,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:22,603 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:11:22,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:11:22,931 INFO L256 TraceCheckSpWp]: Trace formula consists of 558 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 06:11:22,932 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:11:25,854 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 06:11:25,859 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 06:11:43,148 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 06:12:08,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:08,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 80 states and 135 transitions. [2024-12-06 06:12:08,249 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 135 transitions. [2024-12-06 06:12:08,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 06:12:08,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:08,251 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:12:08,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:12:08,252 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:12:08,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 06:12:08,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:08,977 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:12:09,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:09,281 INFO L256 TraceCheckSpWp]: Trace formula consists of 558 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 06:12:09,282 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:12:09,522 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 06:12:09,527 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 06:12:14,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:14,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 81 states and 138 transitions. [2024-12-06 06:12:14,594 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 138 transitions. [2024-12-06 06:12:14,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 06:12:14,594 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:14,595 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:12:14,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:12:14,596 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:12:14,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 06:12:15,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:15,434 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:12:15,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:15,742 INFO L256 TraceCheckSpWp]: Trace formula consists of 558 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 06:12:15,743 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:12:15,996 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 06:12:16,001 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 06:12:21,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:21,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 82 states and 141 transitions. [2024-12-06 06:12:21,363 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 141 transitions. [2024-12-06 06:12:21,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 06:12:21,365 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:21,365 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:12:21,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:12:21,367 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:12:21,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 06:12:22,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:22,190 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:12:22,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:22,535 INFO L256 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:12:22,538 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:12:24,317 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 06:12:24,323 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 06:12:26,580 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 06:12:39,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:39,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 85 states and 149 transitions. [2024-12-06 06:12:39,680 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 149 transitions. [2024-12-06 06:12:39,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 06:12:39,682 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:39,682 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:12:39,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:12:39,684 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:12:39,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 06:12:40,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:40,624 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:12:41,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:41,041 INFO L256 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:12:41,044 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:12:41,154 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 06:12:41,161 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 06:12:47,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:47,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 87 states and 158 transitions. [2024-12-06 06:12:47,690 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 158 transitions. [2024-12-06 06:12:47,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 06:12:47,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:47,692 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:12:47,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:12:47,694 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:12:47,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 06:12:48,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:48,682 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:12:49,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:49,073 INFO L256 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 06:12:49,075 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:12:57,103 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:12:57,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 06:13:05,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:13:05,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 89 states and 163 transitions. [2024-12-06 06:13:05,942 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 163 transitions. [2024-12-06 06:13:05,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 06:13:05,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:13:05,944 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:13:05,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:13:05,945 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:13:05,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 06:13:06,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:06,956 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:13:07,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:07,359 INFO L256 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 06:13:07,361 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:13:07,786 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-06 06:13:07,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 06:13:28,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:13:28,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 95 states and 179 transitions. [2024-12-06 06:13:28,663 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 179 transitions. [2024-12-06 06:13:28,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 06:13:28,665 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:13:28,665 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:13:28,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:13:28,667 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:13:28,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 06:13:29,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:29,783 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:13:30,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:30,162 INFO L256 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 06:13:30,163 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:13:30,440 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-06 06:13:30,453 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 06:13:30,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:13:30,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 95 states and 178 transitions. [2024-12-06 06:13:30,581 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 178 transitions. [2024-12-06 06:13:30,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 06:13:30,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:13:30,583 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:13:30,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:13:30,585 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:13:30,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 06:13:31,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:31,757 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:13:32,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:32,118 INFO L256 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 06:13:32,120 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:13:32,527 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-06 06:13:32,537 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 06:13:39,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:13:39,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 96 states and 180 transitions. [2024-12-06 06:13:39,729 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 180 transitions. [2024-12-06 06:13:39,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 06:13:39,730 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:13:39,730 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:13:39,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:13:39,732 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:13:39,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 06:13:40,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:40,983 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:13:41,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:41,349 INFO L256 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 06:13:41,350 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:13:41,756 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-06 06:13:41,767 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 06:13:45,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:13:45,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 101 states and 188 transitions. [2024-12-06 06:13:45,315 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 188 transitions. [2024-12-06 06:13:45,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 06:13:45,316 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:13:45,316 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:13:45,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:13:45,318 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:13:45,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 06:13:46,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:46,555 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:13:46,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:46,903 INFO L256 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 06:13:46,905 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:13:47,333 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-06 06:13:47,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 06:13:50,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:13:50,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 94 states and 169 transitions. [2024-12-06 06:13:50,736 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 169 transitions. [2024-12-06 06:13:50,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 06:13:50,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:13:50,737 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:13:50,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:13:50,738 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:13:50,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 06:13:52,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:52,839 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:13:53,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:13:53,254 INFO L256 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 06:13:53,255 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:14:04,340 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-06 06:14:04,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 06:14:31,072 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 06:14:52,614 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 06:15:57,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:15:57,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 104 states and 204 transitions. [2024-12-06 06:15:57,069 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 204 transitions. [2024-12-06 06:15:57,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 06:15:57,070 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:15:57,070 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:15:57,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:15:57,072 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:15:57,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 06:15:58,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:15:58,177 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:15:58,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:15:58,540 INFO L256 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 06:15:58,541 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:15:58,954 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-06 06:15:58,968 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-12-06 06:16:07,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:16:07,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 105 states and 204 transitions. [2024-12-06 06:16:07,799 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 204 transitions. [2024-12-06 06:16:07,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 06:16:07,799 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:16:07,799 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:16:07,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:16:07,801 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:16:07,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 06:16:09,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:16:09,174 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:16:09,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:16:09,554 INFO L256 TraceCheckSpWp]: Trace formula consists of 747 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:16:09,556 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:16:09,698 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-06 06:16:09,713 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 06:16:39,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:16:39,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 107 states and 205 transitions. [2024-12-06 06:16:39,860 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 205 transitions. [2024-12-06 06:16:39,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 06:16:39,860 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:16:39,860 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:16:39,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:16:39,862 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:16:39,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 06:16:42,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:16:42,080 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:16:42,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:16:42,477 INFO L256 TraceCheckSpWp]: Trace formula consists of 757 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-06 06:16:42,479 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:17:06,164 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 06:17:06,186 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 06:18:06,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 06:19:54,632 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.67s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 06:19:59,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.72s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 06:20:26,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:20:26,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 124 states and 256 transitions. [2024-12-06 06:20:26,899 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 256 transitions. [2024-12-06 06:20:26,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-12-06 06:20:26,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:20:26,900 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:20:26,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:20:26,902 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:20:26,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 06:20:28,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:20:28,351 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:20:28,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:20:28,755 INFO L256 TraceCheckSpWp]: Trace formula consists of 771 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 06:20:28,757 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:21:19,839 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 06:21:19,857 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2024-12-06 06:23:08,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 06:23:11,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 06:24:36,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:24:36,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 133 states and 278 transitions. [2024-12-06 06:24:36,728 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 278 transitions. [2024-12-06 06:24:36,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-12-06 06:24:36,729 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:24:36,729 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:24:36,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:24:36,731 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:24:36,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 06:24:39,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:24:39,095 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:24:39,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:24:39,484 INFO L256 TraceCheckSpWp]: Trace formula consists of 763 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 06:24:39,486 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:24:51,172 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 06:24:51,196 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51d72391-ec76-4d24-a241-5d193843ec7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Forceful destruction successful, exit code 0