./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 a0165632 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_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/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_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk --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 0.2.5-dev-a016563 [2024-11-09 00:01:07,637 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:01:07,730 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:01:07,736 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:01:07,737 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:01:07,786 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:01:07,787 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:01:07,787 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:01:07,788 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:01:07,788 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:01:07,788 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:01:07,789 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:01:07,789 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:01:07,789 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:01:07,790 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:01:07,790 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:01:07,790 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:01:07,795 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:01:07,796 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:01:07,796 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:01:07,800 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:01:07,800 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:01:07,800 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:01:07,801 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:01:07,801 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:01:07,801 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:01:07,802 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:01:07,802 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:01:07,802 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:01:07,802 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:01:07,803 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:01:07,803 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:01:07,803 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:01:07,808 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_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e6a103a0e990ace4fde536bf9c006657b142e9b8e7c1cffe30f27ef683d243a9 [2024-11-09 00:01:08,067 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:01:08,119 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:01:08,126 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:01:08,128 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:01:08,128 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:01:08,130 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/neural-networks/tanh_w4_r3_case_1_unsafe.c-amalgamation.i Unable to find full path for "g++" [2024-11-09 00:01:10,153 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:01:10,541 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:01:10,542 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/sv-benchmarks/c/neural-networks/tanh_w4_r3_case_1_unsafe.c-amalgamation.i [2024-11-09 00:01:10,565 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/data/76a77c9a0/69c3b46ec495416daa4fe2980b06d94c/FLAGed6f0f230 [2024-11-09 00:01:10,731 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/data/76a77c9a0/69c3b46ec495416daa4fe2980b06d94c [2024-11-09 00:01:10,733 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:01:10,735 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:01:10,737 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:01:10,737 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:01:10,744 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:01:10,744 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:01:10" (1/1) ... [2024-11-09 00:01:10,749 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b1df37a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:10, skipping insertion in model container [2024-11-09 00:01:10,749 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:01:10" (1/1) ... [2024-11-09 00:01:10,838 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:01:11,983 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_d2f49541-b642-4173-97b7-37d38dd1295e/sv-benchmarks/c/neural-networks/tanh_w4_r3_case_1_unsafe.c-amalgamation.i[71403,71416] [2024-11-09 00:01:12,259 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:627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3125) 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:1625) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:792) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2578) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:307) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:792) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:792) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1520) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:224) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1167) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleLoopBody(CHandler.java:3634) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1577) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:227) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1167) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1652) 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:3539) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2522) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:642) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 00:01:12,267 INFO L158 Benchmark]: Toolchain (without parser) took 1531.99ms. Allocated memory is still 169.9MB. Free memory was 102.9MB in the beginning and 120.1MB in the end (delta: -17.2MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2024-11-09 00:01:12,270 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 169.9MB. Free memory is still 143.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:01:12,271 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1528.73ms. Allocated memory is still 169.9MB. Free memory was 102.7MB in the beginning and 120.1MB in the end (delta: -17.4MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2024-11-09 00:01:12,273 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 169.9MB. Free memory is still 143.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1528.73ms. Allocated memory is still 169.9MB. Free memory was 102.7MB in the beginning and 120.1MB in the end (delta: -17.4MB). Peak memory consumption was 20.0MB. 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:627) 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_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/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_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk --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 0.2.5-dev-a016563 [2024-11-09 00:01:14,540 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:01:14,634 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:01:14,685 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:01:14,686 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:01:14,687 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:01:14,688 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:01:14,689 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:01:14,689 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:01:14,690 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:01:14,690 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:01:14,691 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:01:14,691 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:01:14,691 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:01:14,692 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:01:14,692 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:01:14,695 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:01:14,698 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:01:14,698 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:01:14,699 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:01:14,699 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:01:14,699 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:01:14,700 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:01:14,700 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:01:14,700 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:01:14,702 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:01:14,702 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:14,703 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:01:14,703 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:01:14,703 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:01:14,704 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:01:14,704 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:01:14,704 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:01:14,704 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:01:14,705 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:14,705 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:01:14,705 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_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e6a103a0e990ace4fde536bf9c006657b142e9b8e7c1cffe30f27ef683d243a9 [2024-11-09 00:01:15,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:01:15,156 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:01:15,160 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:01:15,162 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:01:15,163 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:01:15,164 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/neural-networks/tanh_w4_r3_case_1_unsafe.c-amalgamation.i Unable to find full path for "g++" [2024-11-09 00:01:17,157 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:01:17,691 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:01:17,691 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/sv-benchmarks/c/neural-networks/tanh_w4_r3_case_1_unsafe.c-amalgamation.i [2024-11-09 00:01:17,731 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/data/ceb1a1dec/4cb4f064ae134eed8f8fa27fea8f9d72/FLAGfe8c928e5 [2024-11-09 00:01:17,769 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/data/ceb1a1dec/4cb4f064ae134eed8f8fa27fea8f9d72 [2024-11-09 00:01:17,772 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:01:17,775 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:01:17,778 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:01:17,780 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:01:17,785 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:01:17,786 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:01:17" (1/1) ... [2024-11-09 00:01:17,787 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7946a9ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:17, skipping insertion in model container [2024-11-09 00:01:17,787 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:01:17" (1/1) ... [2024-11-09 00:01:17,875 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:01:19,006 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_d2f49541-b642-4173-97b7-37d38dd1295e/sv-benchmarks/c/neural-networks/tanh_w4_r3_case_1_unsafe.c-amalgamation.i[71403,71416] [2024-11-09 00:01:19,316 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 00:01:19,429 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:01:19,443 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:01:19,495 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_d2f49541-b642-4173-97b7-37d38dd1295e/sv-benchmarks/c/neural-networks/tanh_w4_r3_case_1_unsafe.c-amalgamation.i[71403,71416] [2024-11-09 00:01:19,647 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:01:20,043 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:01:20,044 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:20 WrapperNode [2024-11-09 00:01:20,044 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:01:20,045 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:01:20,045 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:01:20,045 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:01:20,053 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:20" (1/1) ... [2024-11-09 00:01:20,127 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:20" (1/1) ... [2024-11-09 00:01:20,188 INFO L138 Inliner]: procedures = 780, calls = 721, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 410 [2024-11-09 00:01:20,189 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:01:20,189 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:01:20,189 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:01:20,189 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:01:20,209 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:20" (1/1) ... [2024-11-09 00:01:20,209 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:20" (1/1) ... [2024-11-09 00:01:20,223 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:20" (1/1) ... [2024-11-09 00:01:20,227 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:20" (1/1) ... [2024-11-09 00:01:20,271 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:20" (1/1) ... [2024-11-09 00:01:20,281 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:20" (1/1) ... [2024-11-09 00:01:20,291 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:20" (1/1) ... [2024-11-09 00:01:20,297 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:20" (1/1) ... [2024-11-09 00:01:20,304 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:01:20,305 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:01:20,305 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:01:20,305 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:01:20,306 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:20" (1/1) ... [2024-11-09 00:01:20,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:01:20,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:01:20,345 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:01:20,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:01:20,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-09 00:01:20,381 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNN [2024-11-09 00:01:20,382 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNN [2024-11-09 00:01:20,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-09 00:01:20,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:01:20,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:01:20,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:01:20,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-09 00:01:20,383 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-09 00:01:20,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:01:20,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 00:01:20,383 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_affine_matmul [2024-11-09 00:01:20,383 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_affine_matmul [2024-11-09 00:01:20,383 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-09 00:01:20,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-09 00:01:20,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:01:20,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:01:20,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-09 00:01:20,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-09 00:01:20,386 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNNcell [2024-11-09 00:01:20,386 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNNcell [2024-11-09 00:01:20,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 00:01:20,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-09 00:01:20,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-09 00:01:20,609 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:01:20,611 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:01:42,435 INFO L? ?]: Removed 153 outVars from TransFormulas that were not future-live. [2024-11-09 00:01:42,435 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:01:42,807 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:01:42,808 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:01:42,808 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:01:42 BoogieIcfgContainer [2024-11-09 00:01:42,809 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:01:42,810 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:01:42,810 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:01:42,821 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:01:42,822 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:01:42" (1/1) ... [2024-11-09 00:01:42,833 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:01:42,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:42,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 107 states and 162 transitions. [2024-11-09 00:01:42,909 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 162 transitions. [2024-11-09 00:01:42,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:01:42,911 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:42,912 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:42,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:42,915 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:42,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:01:43,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:43,987 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:44,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:44,631 INFO L255 TraceCheckSpWp]: Trace formula consists of 557 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:01:44,636 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:45,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:01:45,556 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:01:55,938 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 00:01:57,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:57,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 112 states and 171 transitions. [2024-11-09 00:01:57,169 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 171 transitions. [2024-11-09 00:01:57,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:01:57,170 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:57,170 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:57,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:57,173 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:57,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:02:03,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:03,489 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:02:04,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:04,324 INFO L255 TraceCheckSpWp]: Trace formula consists of 557 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-09 00:02:04,330 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:04,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:02:04,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:02:04,790 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 [2024-11-09 00:02:04,898 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-09 00:02:05,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:02:06,042 INFO L349 Elim1Store]: treesize reduction 85, result has 15.8 percent of original size [2024-11-09 00:02:06,044 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 51475 treesize of output 51218 [2024-11-09 00:02:16,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:02:16,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:02:16,711 INFO L224 Elim1Store]: Index analysis took 146 ms [2024-11-09 00:02:17,433 INFO L349 Elim1Store]: treesize reduction 60, result has 13.0 percent of original size [2024-11-09 00:02:17,434 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 [2024-11-09 00:02:17,494 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-09 00:02:17,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:02:18,701 INFO L349 Elim1Store]: treesize reduction 85, result has 15.8 percent of original size [2024-11-09 00:02:18,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 51475 treesize of output 51218 [2024-11-09 00:02:29,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:02:29,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:02:29,283 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 [2024-11-09 00:02:29,380 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-09 00:02:29,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:02:29,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 00:02:30,629 INFO L349 Elim1Store]: treesize reduction 85, result has 15.8 percent of original size [2024-11-09 00:02:30,631 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 51471 treesize of output 51214 [2024-11-09 00:02:39,916 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-09 00:02:39,962 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-09 00:02:40,004 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-09 00:02:46,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:02:46,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 00:03:03,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:03:15,055 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 00:03:22,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:22,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 117 states and 183 transitions. [2024-11-09 00:03:22,796 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 183 transitions. [2024-11-09 00:03:22,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:03:22,797 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:22,797 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:03:22,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:03:22,800 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:03:22,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:03:23,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:23,815 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:03:24,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:24,269 INFO L255 TraceCheckSpWp]: Trace formula consists of 558 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:03:24,270 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:25,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:03:25,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-09 00:03:27,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:27,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 117 states and 181 transitions. [2024-11-09 00:03:27,115 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 181 transitions. [2024-11-09 00:03:27,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:03:27,115 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:27,116 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:03:27,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:03:27,121 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:03:27,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 00:03:28,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:28,040 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:03:28,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:28,467 INFO L255 TraceCheckSpWp]: Trace formula consists of 558 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:03:28,468 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:29,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:03:29,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-09 00:03:31,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:31,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 117 states and 179 transitions. [2024-11-09 00:03:31,597 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 179 transitions. [2024-11-09 00:03:31,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-09 00:03:31,598 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:31,598 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:03:31,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:03:31,602 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:03:31,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-09 00:03:32,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:32,593 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:03:33,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:33,016 INFO L255 TraceCheckSpWp]: Trace formula consists of 560 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:03:33,017 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:33,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:03:33,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-09 00:03:33,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:33,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 119 states and 183 transitions. [2024-11-09 00:03:33,528 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 183 transitions. [2024-11-09 00:03:33,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-09 00:03:33,535 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:33,536 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:03:33,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:03:33,539 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:03:33,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 00:03:34,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:34,608 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:03:34,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:34,982 INFO L255 TraceCheckSpWp]: Trace formula consists of 560 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:03:34,983 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:40,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:03:40,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-09 00:04:01,932 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:05:03,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:03,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 126 states and 201 transitions. [2024-11-09 00:05:03,715 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 201 transitions. [2024-11-09 00:05:03,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:05:03,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:03,716 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:03,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:03,718 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:03,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-09 00:05:04,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:04,835 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:05,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:05,214 INFO L255 TraceCheckSpWp]: Trace formula consists of 561 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:05:05,216 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:08,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:05:08,226 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-09 00:05:11,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:11,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 126 states and 198 transitions. [2024-11-09 00:05:11,627 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 198 transitions. [2024-11-09 00:05:11,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:05:11,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:11,628 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:11,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:11,632 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:11,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-09 00:05:12,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:12,846 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:13,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:13,262 INFO L255 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:05:13,264 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:13,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:05:13,993 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-09 00:05:23,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:23,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 127 states and 198 transitions. [2024-11-09 00:05:23,934 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 198 transitions. [2024-11-09 00:05:23,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:05:23,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:23,935 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:23,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:23,939 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:23,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-09 00:05:25,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:25,287 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:25,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:25,700 INFO L255 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:05:25,701 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:26,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:05:26,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-09 00:05:35,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:35,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 128 states and 198 transitions. [2024-11-09 00:05:35,853 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 198 transitions. [2024-11-09 00:05:35,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-09 00:05:35,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:35,855 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:35,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:35,861 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:35,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-09 00:05:37,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:37,214 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:37,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:37,656 INFO L255 TraceCheckSpWp]: Trace formula consists of 737 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:05:37,658 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:41,063 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-09 00:05:41,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-09 00:06:19,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:06:19,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 132 states and 209 transitions. [2024-11-09 00:06:19,620 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 209 transitions. [2024-11-09 00:06:19,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-09 00:06:19,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:06:19,623 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:06:19,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:06:19,627 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:06:19,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-09 00:06:21,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:21,059 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:06:21,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:21,535 INFO L255 TraceCheckSpWp]: Trace formula consists of 737 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:06:21,537 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:06:21,783 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-09 00:06:21,797 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-09 00:06:33,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:06:33,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 135 states and 216 transitions. [2024-11-09 00:06:33,258 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 216 transitions. [2024-11-09 00:06:33,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-09 00:06:33,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:06:33,260 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:06:33,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:06:33,263 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:06:33,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-09 00:06:34,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:34,844 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:06:35,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:35,288 INFO L255 TraceCheckSpWp]: Trace formula consists of 740 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:06:35,290 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:07:03,277 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-09 00:07:03,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-11-09 00:07:34,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 00:10:38,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:38,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 173 states and 312 transitions. [2024-11-09 00:10:38,150 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 312 transitions. [2024-11-09 00:10:38,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-09 00:10:38,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:38,152 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:38,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:10:38,154 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:10:38,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-09 00:10:39,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:39,719 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:10:40,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:40,172 INFO L255 TraceCheckSpWp]: Trace formula consists of 740 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:10:40,174 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:10:41,028 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-09 00:10:41,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-09 00:11:04,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:04,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 178 states and 321 transitions. [2024-11-09 00:11:04,429 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 321 transitions. [2024-11-09 00:11:04,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-09 00:11:04,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:04,432 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:04,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:04,435 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:04,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-09 00:11:06,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:06,060 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:06,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:06,537 INFO L255 TraceCheckSpWp]: Trace formula consists of 740 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:11:06,539 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:07,409 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-09 00:11:07,426 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-09 00:11:14,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:14,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 181 states and 326 transitions. [2024-11-09 00:11:14,516 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 326 transitions. [2024-11-09 00:11:14,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-09 00:11:14,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:14,518 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:14,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:14,522 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:14,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-09 00:11:16,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:16,229 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:16,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:16,690 INFO L255 TraceCheckSpWp]: Trace formula consists of 740 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:11:16,691 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:21,142 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-09 00:11:21,158 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-09 00:11:38,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:38,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 182 states and 330 transitions. [2024-11-09 00:11:38,750 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 330 transitions. [2024-11-09 00:11:38,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-09 00:11:38,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:38,751 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:38,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:38,754 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:38,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-09 00:11:40,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:40,514 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:40,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:40,975 INFO L255 TraceCheckSpWp]: Trace formula consists of 740 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:11:40,977 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:45,506 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-09 00:11:45,525 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-11-09 00:12:19,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:19,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 184 states and 334 transitions. [2024-11-09 00:12:19,014 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 334 transitions. [2024-11-09 00:12:19,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-09 00:12:19,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:19,016 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:19,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:12:19,018 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:12:19,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-09 00:12:20,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:20,847 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:12:21,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:21,296 INFO L255 TraceCheckSpWp]: Trace formula consists of 740 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:12:21,297 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:12:25,885 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-09 00:12:25,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2024-11-09 00:13:36,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:36,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 190 states and 350 transitions. [2024-11-09 00:13:36,332 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 350 transitions. [2024-11-09 00:13:36,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-09 00:13:36,333 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:36,333 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:13:36,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:13:36,335 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:13:36,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-09 00:13:38,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:38,224 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:13:38,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:38,681 INFO L255 TraceCheckSpWp]: Trace formula consists of 741 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:13:38,682 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:13:45,438 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-09 00:13:45,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2024-11-09 00:13:53,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:53,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 190 states and 348 transitions. [2024-11-09 00:13:53,071 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 348 transitions. [2024-11-09 00:13:53,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-09 00:13:53,072 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:53,073 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:13:53,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:13:53,074 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:13:53,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-09 00:13:55,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:55,025 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:13:55,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:55,514 INFO L255 TraceCheckSpWp]: Trace formula consists of 741 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:13:55,516 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:02,240 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-09 00:14:02,261 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Forceful destruction successful, exit code 0 [2024-11-09 00:14:10,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 00:14:11,760 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 00:14:11,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:11,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 190 states and 346 transitions. [2024-11-09 00:14:11,876 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 346 transitions. [2024-11-09 00:14:11,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-09 00:14:11,877 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:11,878 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:11,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:11,879 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:11,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-09 00:14:13,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:13,957 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:14:14,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:14,419 INFO L255 TraceCheckSpWp]: Trace formula consists of 741 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:14:14,421 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:21,390 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-09 00:14:21,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2024-11-09 00:14:28,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:28,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 190 states and 344 transitions. [2024-11-09 00:14:28,650 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 344 transitions. [2024-11-09 00:14:28,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-09 00:14:28,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:28,652 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:28,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:28,656 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:28,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-09 00:14:30,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:30,723 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:14:31,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:31,216 INFO L255 TraceCheckSpWp]: Trace formula consists of 741 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:14:31,217 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:38,343 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-09 00:14:38,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Forceful destruction successful, exit code 0 [2024-11-09 00:14:45,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:45,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 190 states and 342 transitions. [2024-11-09 00:14:45,804 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 342 transitions. [2024-11-09 00:14:45,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-09 00:14:45,806 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:45,806 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:45,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:45,809 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:45,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-09 00:14:47,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:47,944 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:14:48,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:48,387 INFO L255 TraceCheckSpWp]: Trace formula consists of 741 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:14:48,388 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:15:15,342 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-09 00:15:15,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f49541-b642-4173-97b7-37d38dd1295e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (23)] Forceful destruction successful, exit code 0