./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/tanh_w4_r3_case_1_unsafe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w4_r3_case_1_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e6a103a0e990ace4fde536bf9c006657b142e9b8e7c1cffe30f27ef683d243a9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:54:49,333 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:54:49,396 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 04:54:49,400 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:54:49,401 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:54:49,423 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:54:49,423 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:54:49,424 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:54:49,425 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:54:49,425 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:54:49,426 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:54:49,426 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:54:49,427 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:54:49,427 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:54:49,428 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:54:49,428 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:54:49,429 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:54:49,429 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:54:49,430 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:54:49,430 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:54:49,431 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:54:49,434 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:54:49,434 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:54:49,435 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:54:49,435 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:54:49,436 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:54:49,436 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:54:49,437 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:54:49,437 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:54:49,437 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:54:49,438 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:54:49,438 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:54:49,447 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:54:49,447 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e6a103a0e990ace4fde536bf9c006657b142e9b8e7c1cffe30f27ef683d243a9 [2023-12-03 04:54:49,661 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:54:49,683 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:54:49,686 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:54:49,687 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:54:49,687 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:54:49,689 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/neural-networks/tanh_w4_r3_case_1_unsafe.c-amalgamation.i [2023-12-03 04:54:52,637 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:54:52,970 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:54:52,971 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/sv-benchmarks/c/neural-networks/tanh_w4_r3_case_1_unsafe.c-amalgamation.i [2023-12-03 04:54:53,001 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/data/28a0af952/c51253dc8e364c06828edec34cdd131a/FLAG1d3cf8a29 [2023-12-03 04:54:53,015 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/data/28a0af952/c51253dc8e364c06828edec34cdd131a [2023-12-03 04:54:53,018 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:54:53,020 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:54:53,021 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:54:53,021 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:54:53,026 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:54:53,027 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:54:53" (1/1) ... [2023-12-03 04:54:53,028 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@128f0578 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:53, skipping insertion in model container [2023-12-03 04:54:53,029 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:54:53" (1/1) ... [2023-12-03 04:54:53,098 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:54:54,115 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/sv-benchmarks/c/neural-networks/tanh_w4_r3_case_1_unsafe.c-amalgamation.i[71403,71416] [2023-12-03 04:54:54,360 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:610) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:245) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1486) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2499) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:305) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1427) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:222) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleLoops(CHandler.java:3572) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1469) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:225) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:386) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1512) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:157) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3421) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2441) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:147) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 04:54:54,367 INFO L158 Benchmark]: Toolchain (without parser) took 1346.50ms. Allocated memory is still 153.1MB. Free memory was 108.5MB in the beginning and 80.6MB in the end (delta: 28.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-12-03 04:54:54,367 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 153.1MB. Free memory is still 121.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:54:54,368 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1344.18ms. Allocated memory is still 153.1MB. Free memory was 108.5MB in the beginning and 80.6MB in the end (delta: 28.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-12-03 04:54:54,369 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 153.1MB. Free memory is still 121.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1344.18ms. Allocated memory is still 153.1MB. Free memory was 108.5MB in the beginning and 80.6MB in the end (delta: 28.0MB). Peak memory consumption was 29.4MB. 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:610) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w4_r3_case_1_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e6a103a0e990ace4fde536bf9c006657b142e9b8e7c1cffe30f27ef683d243a9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:54:56,198 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:54:56,277 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 04:54:56,310 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:54:56,311 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:54:56,312 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:54:56,313 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:54:56,313 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:54:56,314 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:54:56,314 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:54:56,315 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:54:56,315 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:54:56,316 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:54:56,316 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:54:56,317 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:54:56,317 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:54:56,318 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:54:56,318 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:54:56,319 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:54:56,319 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:54:56,320 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:54:56,320 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:54:56,321 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:54:56,321 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:54:56,322 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:54:56,322 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:54:56,323 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:54:56,323 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:54:56,324 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:54:56,324 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:54:56,324 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:54:56,325 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:54:56,325 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:54:56,325 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:54:56,326 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:54:56,326 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:54:56,326 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:54:56,326 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e6a103a0e990ace4fde536bf9c006657b142e9b8e7c1cffe30f27ef683d243a9 [2023-12-03 04:54:56,611 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:54:56,633 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:54:56,636 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:54:56,637 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:54:56,637 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:54:56,639 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/neural-networks/tanh_w4_r3_case_1_unsafe.c-amalgamation.i [2023-12-03 04:54:59,610 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:54:59,974 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:54:59,975 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/sv-benchmarks/c/neural-networks/tanh_w4_r3_case_1_unsafe.c-amalgamation.i [2023-12-03 04:55:00,005 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/data/d03929385/627cf74b8ce542938cb539fb13eccd2b/FLAGdffa486d7 [2023-12-03 04:55:00,160 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/data/d03929385/627cf74b8ce542938cb539fb13eccd2b [2023-12-03 04:55:00,163 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:55:00,164 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:55:00,166 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:55:00,166 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:55:00,170 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:55:00,170 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:55:00" (1/1) ... [2023-12-03 04:55:00,172 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19c68760 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:00, skipping insertion in model container [2023-12-03 04:55:00,172 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:55:00" (1/1) ... [2023-12-03 04:55:00,259 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:55:01,360 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/sv-benchmarks/c/neural-networks/tanh_w4_r3_case_1_unsafe.c-amalgamation.i[71403,71416] [2023-12-03 04:55:01,685 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:55:01,701 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 04:55:01,731 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:55:01,762 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/sv-benchmarks/c/neural-networks/tanh_w4_r3_case_1_unsafe.c-amalgamation.i[71403,71416] [2023-12-03 04:55:01,881 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:55:01,887 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:55:01,929 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/sv-benchmarks/c/neural-networks/tanh_w4_r3_case_1_unsafe.c-amalgamation.i[71403,71416] [2023-12-03 04:55:02,018 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:55:02,262 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:55:02,262 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:55:02,262 WARN L675 CHandler]: The function feof is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:55:02,262 WARN L675 CHandler]: The function recurrent_activation is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:55:02,262 WARN L675 CHandler]: The function output_activation is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:55:02,269 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:55:02,269 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:02 WrapperNode [2023-12-03 04:55:02,269 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:55:02,270 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:55:02,270 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:55:02,270 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:55:02,277 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:02" (1/1) ... [2023-12-03 04:55:02,352 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:02" (1/1) ... [2023-12-03 04:55:02,411 INFO L138 Inliner]: procedures = 780, calls = 751, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 389 [2023-12-03 04:55:02,412 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:55:02,413 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:55:02,413 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:55:02,413 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:55:02,422 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:02" (1/1) ... [2023-12-03 04:55:02,422 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:02" (1/1) ... [2023-12-03 04:55:02,432 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:02" (1/1) ... [2023-12-03 04:55:02,432 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:02" (1/1) ... [2023-12-03 04:55:02,462 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:02" (1/1) ... [2023-12-03 04:55:02,470 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:02" (1/1) ... [2023-12-03 04:55:02,477 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:02" (1/1) ... [2023-12-03 04:55:02,482 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:02" (1/1) ... [2023-12-03 04:55:02,492 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:55:02,493 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:55:02,494 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:55:02,494 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:55:02,495 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:02" (1/1) ... [2023-12-03 04:55:02,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:55:02,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:55:02,520 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:55:02,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:55:02,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-12-03 04:55:02,569 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNN [2023-12-03 04:55:02,570 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNN [2023-12-03 04:55:02,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2023-12-03 04:55:02,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:55:02,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 04:55:02,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:55:02,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:55:02,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 04:55:02,571 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 04:55:02,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:55:02,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 04:55:02,571 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_affine_matmul [2023-12-03 04:55:02,572 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_affine_matmul [2023-12-03 04:55:02,572 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2023-12-03 04:55:02,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2023-12-03 04:55:02,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:55:02,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:55:02,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-03 04:55:02,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-12-03 04:55:02,573 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNNcell [2023-12-03 04:55:02,573 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNNcell [2023-12-03 04:55:02,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 04:55:02,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-12-03 04:55:02,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-03 04:55:02,787 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:55:02,789 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:55:18,913 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:55:19,248 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:55:19,248 INFO L309 CfgBuilder]: Removed 20 assume(true) statements. [2023-12-03 04:55:19,249 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:55:19 BoogieIcfgContainer [2023-12-03 04:55:19,250 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:55:19,250 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:55:19,250 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:55:19,257 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:55:19,258 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:55:19" (1/1) ... [2023-12-03 04:55:19,266 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:55:19,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:55:19,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 67 states and 102 transitions. [2023-12-03 04:55:19,317 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 102 transitions. [2023-12-03 04:55:19,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 04:55:19,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:55:19,319 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:55:19,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:55:19,321 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:55:19,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 04:55:20,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:55:20,146 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:55:20,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:55:20,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 04:55:20,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:55:20,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:55:20,850 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 04:55:26,704 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:55:26,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:55:26,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 71 states and 109 transitions. [2023-12-03 04:55:26,923 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 109 transitions. [2023-12-03 04:55:26,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 04:55:26,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:55:26,924 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:55:26,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:55:26,926 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:55:26,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 04:57:09,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:09,364 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:57:09,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:09,967 INFO L262 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 04:57:09,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:57:10,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 04:57:10,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 04:57:10,062 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2023-12-03 04:57:10,080 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-12-03 04:57:10,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 04:57:10,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 04:57:10,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 04:57:10,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 04:57:10,135 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 22 treesize of output 12 [2023-12-03 04:57:10,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:57:10,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 04:57:21,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:57:32,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:57:33,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:57:33,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 76 states and 122 transitions. [2023-12-03 04:57:33,493 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 122 transitions. [2023-12-03 04:57:33,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 04:57:33,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:57:33,495 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:57:33,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:57:33,496 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:57:33,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 04:59:05,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:59:05,434 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:59:05,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:59:05,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-03 04:59:05,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:59:05,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 04:59:05,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 04:59:05,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 04:59:05,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 04:59:05,941 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 22 treesize of output 12 [2023-12-03 04:59:05,965 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2023-12-03 04:59:05,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 04:59:05,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 04:59:05,989 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2023-12-03 04:59:05,997 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-12-03 04:59:06,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:59:06,155 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 04:59:06,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:59:06,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 76 states and 122 transitions. [2023-12-03 04:59:06,173 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 122 transitions. [2023-12-03 04:59:06,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 04:59:06,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:59:06,174 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:59:06,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:59:06,175 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:59:06,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 05:00:46,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:00:46,745 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 05:00:47,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:00:47,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 05:00:47,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:00:47,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 05:00:47,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 05:00:47,238 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2023-12-03 05:00:47,251 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-12-03 05:00:47,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 05:00:47,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 05:00:47,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 05:00:47,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 05:00:47,288 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 22 treesize of output 12 [2023-12-03 05:00:47,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:00:47,440 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-12-03 05:00:47,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:00:47,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 76 states and 122 transitions. [2023-12-03 05:00:47,456 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 122 transitions. [2023-12-03 05:00:47,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 05:00:47,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:00:47,457 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 05:00:47,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 05:00:47,458 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 05:00:47,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-03 05:02:27,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:27,828 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 05:02:28,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:28,273 INFO L262 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 05:02:28,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:02:28,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 05:02:28,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 05:02:28,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 05:02:28,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 05:02:28,306 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 22 treesize of output 12 [2023-12-03 05:02:28,313 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2023-12-03 05:02:28,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 05:02:28,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 05:02:28,337 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2023-12-03 05:02:28,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:02:28,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-03 05:02:28,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:02:28,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 76 states and 122 transitions. [2023-12-03 05:02:28,509 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 122 transitions. [2023-12-03 05:02:28,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 05:02:28,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:02:28,510 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 05:02:28,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 05:02:28,511 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 05:02:28,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-03 05:04:16,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:04:16,023 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 05:04:16,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:04:16,547 INFO L262 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 05:04:16,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:04:16,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 05:04:16,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 05:04:16,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 05:04:16,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 05:04:16,595 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 22 treesize of output 12 [2023-12-03 05:04:16,617 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2023-12-03 05:04:16,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 05:04:16,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 05:04:16,635 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2023-12-03 05:04:16,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:04:16,765 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-03 05:04:16,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:04:16,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 76 states and 122 transitions. [2023-12-03 05:04:16,777 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 122 transitions. [2023-12-03 05:04:16,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 05:04:16,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:04:16,778 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 05:04:16,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 05:04:16,779 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 05:04:16,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-03 05:06:32,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:06:32,669 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 05:06:33,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:06:33,093 INFO L262 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 05:06:33,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:06:33,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 05:06:33,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 05:06:33,121 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2023-12-03 05:06:33,127 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-12-03 05:06:33,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 05:06:33,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 05:06:33,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 05:06:33,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 05:06:33,165 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 22 treesize of output 12 [2023-12-03 05:06:33,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:06:33,305 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-03 05:06:33,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:06:33,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 76 states and 122 transitions. [2023-12-03 05:06:33,320 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 122 transitions. [2023-12-03 05:06:33,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 05:06:33,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:06:33,321 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 05:06:33,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 05:06:33,322 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 05:06:33,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-12-03 05:08:44,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:08:44,329 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 05:08:44,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:08:44,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 05:08:44,814 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:08:44,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 05:08:44,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 05:08:44,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 05:08:44,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 05:08:44,846 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 22 treesize of output 12 [2023-12-03 05:08:44,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 05:08:44,877 INFO L349 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2023-12-03 05:08:44,877 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 15 [2023-12-03 05:08:44,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:08:45,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-12-03 05:08:45,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:08:45,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 76 states and 122 transitions. [2023-12-03 05:08:45,044 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 122 transitions. [2023-12-03 05:08:45,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 05:08:45,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:08:45,045 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 05:08:45,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 05:08:45,046 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 05:08:45,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeebd723-2d82-4ef6-bc93-af719fc56d10/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process