./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/tanh_w4_r2_case_1_unsafe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w4_r2_case_1_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 411f0cc733ffce0da91f42ed5edc281fbf191070efd03339186c6d3bce3c9a63 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:25:43,521 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:25:43,580 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:25:43,585 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:25:43,585 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:25:43,624 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:25:43,629 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:25:43,629 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:25:43,630 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:25:43,630 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:25:43,630 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:25:43,630 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:25:43,630 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:25:43,630 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:25:43,630 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:25:43,631 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:25:43,631 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:25:43,631 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:25:43,631 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:25:43,631 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:25:43,631 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:25:43,631 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:25:43,631 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:25:43,631 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:25:43,632 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:25:43,632 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:25:43,632 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:25:43,632 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:25:43,632 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:25:43,632 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:25:43,632 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:25:43,632 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:25:43,635 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:25:43,635 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 411f0cc733ffce0da91f42ed5edc281fbf191070efd03339186c6d3bce3c9a63 [2024-11-13 21:25:43,994 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:25:44,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:25:44,008 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:25:44,011 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:25:44,012 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:25:44,013 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/tanh_w4_r2_case_1_unsafe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 21:25:45,941 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:25:46,329 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:25:46,330 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/sv-benchmarks/c/neural-networks/tanh_w4_r2_case_1_unsafe.c-amalgamation.i [2024-11-13 21:25:46,362 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/data/b8819ab51/865a1c7f54894f46aabafa59410c58b7/FLAG2e5a85a51 [2024-11-13 21:25:46,507 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/data/b8819ab51/865a1c7f54894f46aabafa59410c58b7 [2024-11-13 21:25:46,511 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:25:46,513 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:25:46,515 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:25:46,517 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:25:46,521 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:25:46,522 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:25:46" (1/1) ... [2024-11-13 21:25:46,523 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21cde271 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:46, skipping insertion in model container [2024-11-13 21:25:46,527 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:25:46" (1/1) ... [2024-11-13 21:25:46,626 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:25:47,988 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_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/sv-benchmarks/c/neural-networks/tanh_w4_r2_case_1_unsafe.c-amalgamation.i[71398,71411] [2024-11-13 21:25:48,273 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3128) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:792) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2564) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:307) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:792) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:792) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1516) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:224) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1167) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleLoopBody(CHandler.java:3610) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1563) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:227) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1167) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1638) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3515) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2508) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:642) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 21:25:48,284 INFO L158 Benchmark]: Toolchain (without parser) took 1770.57ms. Allocated memory is still 117.4MB. Free memory was 88.1MB in the beginning and 59.7MB in the end (delta: 28.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:25:48,285 INFO L158 Benchmark]: CDTParser took 1.51ms. Allocated memory is still 117.4MB. Free memory is still 73.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:25:48,285 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1767.88ms. Allocated memory is still 117.4MB. Free memory was 87.9MB in the beginning and 59.7MB in the end (delta: 28.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:25:48,287 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.51ms. Allocated memory is still 117.4MB. Free memory is still 73.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1767.88ms. Allocated memory is still 117.4MB. Free memory was 87.9MB in the beginning and 59.7MB in the end (delta: 28.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w4_r2_case_1_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 411f0cc733ffce0da91f42ed5edc281fbf191070efd03339186c6d3bce3c9a63 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:25:50,989 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:25:51,122 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:25:51,169 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:25:51,170 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:25:51,170 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:25:51,171 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:25:51,171 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:25:51,171 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:25:51,171 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:25:51,171 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:25:51,171 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:25:51,171 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:25:51,173 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:25:51,174 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:25:51,174 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:25:51,174 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:25:51,174 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:25:51,175 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:25:51,175 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:25:51,175 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:25:51,175 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:25:51,175 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:25:51,176 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:25:51,176 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:25:51,176 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:25:51,176 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:51,176 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:25:51,176 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:25:51,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:25:51,176 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:25:51,177 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:25:51,177 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:25:51,177 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:25:51,177 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:51,178 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:25:51,178 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 411f0cc733ffce0da91f42ed5edc281fbf191070efd03339186c6d3bce3c9a63 [2024-11-13 21:25:51,508 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:25:51,517 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:25:51,519 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:25:51,521 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:25:51,521 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:25:51,522 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/tanh_w4_r2_case_1_unsafe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 21:25:53,510 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:25:54,080 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:25:54,081 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/sv-benchmarks/c/neural-networks/tanh_w4_r2_case_1_unsafe.c-amalgamation.i [2024-11-13 21:25:54,111 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/data/4b4f64ee2/02e0662a4aaa43ee8842dc0def0a33f8/FLAGecf7dc8a9 [2024-11-13 21:25:54,127 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/data/4b4f64ee2/02e0662a4aaa43ee8842dc0def0a33f8 [2024-11-13 21:25:54,130 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:25:54,132 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:25:54,134 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:25:54,134 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:25:54,139 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:25:54,140 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:25:54" (1/1) ... [2024-11-13 21:25:54,141 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b62936f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:54, skipping insertion in model container [2024-11-13 21:25:54,142 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:25:54" (1/1) ... [2024-11-13 21:25:54,216 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:25:55,456 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_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/sv-benchmarks/c/neural-networks/tanh_w4_r2_case_1_unsafe.c-amalgamation.i[71398,71411] [2024-11-13 21:25:55,825 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:25:55,896 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:25:55,912 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:25:55,973 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_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/sv-benchmarks/c/neural-networks/tanh_w4_r2_case_1_unsafe.c-amalgamation.i[71398,71411] [2024-11-13 21:25:56,175 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:25:56,530 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:25:56,531 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:56 WrapperNode [2024-11-13 21:25:56,531 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:25:56,532 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:25:56,532 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:25:56,532 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:25:56,544 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:56" (1/1) ... [2024-11-13 21:25:56,590 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:56" (1/1) ... [2024-11-13 21:25:56,650 INFO L138 Inliner]: procedures = 780, calls = 713, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 402 [2024-11-13 21:25:56,651 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:25:56,651 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:25:56,656 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:25:56,656 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:25:56,668 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:56" (1/1) ... [2024-11-13 21:25:56,668 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:56" (1/1) ... [2024-11-13 21:25:56,686 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:56" (1/1) ... [2024-11-13 21:25:56,686 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:56" (1/1) ... [2024-11-13 21:25:56,728 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:56" (1/1) ... [2024-11-13 21:25:56,734 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:56" (1/1) ... [2024-11-13 21:25:56,738 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:56" (1/1) ... [2024-11-13 21:25:56,741 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:56" (1/1) ... [2024-11-13 21:25:56,748 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:25:56,749 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:25:56,749 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:25:56,750 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:25:56,751 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:56" (1/1) ... [2024-11-13 21:25:56,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:25:56,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:25:56,799 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:25:56,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:25:56,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 21:25:56,834 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNN [2024-11-13 21:25:56,834 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNN [2024-11-13 21:25:56,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-13 21:25:56,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:25:56,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:25:56,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:25:56,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-13 21:25:56,837 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-13 21:25:56,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:25:56,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 21:25:56,837 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_affine_matmul [2024-11-13 21:25:56,837 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_affine_matmul [2024-11-13 21:25:56,837 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-13 21:25:56,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-13 21:25:56,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:25:56,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:25:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-13 21:25:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-13 21:25:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNNcell [2024-11-13 21:25:56,838 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNNcell [2024-11-13 21:25:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 21:25:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 21:25:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 21:25:57,144 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:25:57,146 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:26:18,415 INFO L? ?]: Removed 121 outVars from TransFormulas that were not future-live. [2024-11-13 21:26:18,416 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:26:18,744 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:26:18,744 INFO L316 CfgBuilder]: Removed 20 assume(true) statements. [2024-11-13 21:26:18,744 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:26:18 BoogieIcfgContainer [2024-11-13 21:26:18,745 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:26:18,746 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:26:18,746 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:26:18,757 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:26:18,757 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:26:18" (1/1) ... [2024-11-13 21:26:18,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:26:18,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:18,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 67 states and 102 transitions. [2024-11-13 21:26:18,820 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 102 transitions. [2024-11-13 21:26:18,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:26:18,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:18,822 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:18,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:18,824 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:18,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:26:19,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:19,911 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:20,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:20,577 INFO L255 TraceCheckSpWp]: Trace formula consists of 548 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:26:20,583 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:21,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:26:21,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:26:32,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:26:33,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:33,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 71 states and 109 transitions. [2024-11-13 21:26:33,425 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 109 transitions. [2024-11-13 21:26:33,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:26:33,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:33,425 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:33,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:33,427 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:33,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:26:40,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:40,179 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:41,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:41,058 INFO L255 TraceCheckSpWp]: Trace formula consists of 548 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-13 21:26:41,062 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:41,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:26:41,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:26:41,404 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 [2024-11-13 21:26:41,498 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-13 21:26:41,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:26:42,513 INFO L349 Elim1Store]: treesize reduction 50, result has 18.0 percent of original size [2024-11-13 21:26:42,514 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 3202 treesize of output 3184 [2024-11-13 21:26:45,589 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-13 21:26:45,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:26:45,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:26:45,798 INFO L224 Elim1Store]: Index analysis took 109 ms [2024-11-13 21:26:45,801 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 [2024-11-13 21:26:45,857 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-13 21:26:45,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:26:46,768 INFO L349 Elim1Store]: treesize reduction 50, result has 18.0 percent of original size [2024-11-13 21:26:46,769 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 3202 treesize of output 3184 [2024-11-13 21:26:49,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:26:49,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:26:49,406 INFO L224 Elim1Store]: Index analysis took 142 ms [2024-11-13 21:26:50,252 INFO L349 Elim1Store]: treesize reduction 60, result has 13.0 percent of original size [2024-11-13 21:26:50,253 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 [2024-11-13 21:26:50,298 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-13 21:26:50,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 21:26:51,322 INFO L349 Elim1Store]: treesize reduction 50, result has 18.0 percent of original size [2024-11-13 21:26:51,323 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 3202 treesize of output 3184 [2024-11-13 21:26:55,571 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-13 21:26:55,624 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-13 21:27:02,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:27:02,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 21:27:19,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:27:30,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:27:39,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:39,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 75 states and 119 transitions. [2024-11-13 21:27:39,681 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 119 transitions. [2024-11-13 21:27:39,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:27:39,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:39,684 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:39,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:39,687 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:39,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:27:40,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:40,616 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:41,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:41,074 INFO L255 TraceCheckSpWp]: Trace formula consists of 550 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:27:41,075 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:41,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:27:41,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 21:27:41,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:41,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 76 states and 120 transitions. [2024-11-13 21:27:41,572 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 120 transitions. [2024-11-13 21:27:41,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:27:41,575 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:41,575 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:41,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:41,577 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:41,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 21:27:42,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:42,436 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:42,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:42,881 INFO L255 TraceCheckSpWp]: Trace formula consists of 550 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:27:42,882 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:47,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:27:47,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 21:28:07,420 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:28:53,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:53,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 81 states and 134 transitions. [2024-11-13 21:28:53,175 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 134 transitions. [2024-11-13 21:28:53,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 21:28:53,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:53,177 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:53,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:53,180 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:53,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 21:28:54,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:54,218 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:54,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:54,688 INFO L255 TraceCheckSpWp]: Trace formula consists of 723 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 21:28:54,691 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:57,310 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 21:28:57,317 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 21:29:17,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:17,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 84 states and 142 transitions. [2024-11-13 21:29:17,693 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 142 transitions. [2024-11-13 21:29:17,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 21:29:17,695 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:17,695 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:17,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:17,697 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:17,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 21:29:18,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:18,774 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:19,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:19,260 INFO L255 TraceCheckSpWp]: Trace formula consists of 723 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 21:29:19,265 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:19,464 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 21:29:19,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-13 21:29:29,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:29,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 86 states and 150 transitions. [2024-11-13 21:29:29,708 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 150 transitions. [2024-11-13 21:29:29,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 21:29:29,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:29,710 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:29,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:29,713 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:29,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 21:29:30,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:30,839 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:31,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:31,252 INFO L255 TraceCheckSpWp]: Trace formula consists of 725 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:29:31,255 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:31,933 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 21:29:31,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 21:29:36,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:36,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 91 states and 158 transitions. [2024-11-13 21:29:36,103 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 158 transitions. [2024-11-13 21:29:36,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 21:29:36,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:36,105 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:36,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:36,108 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:36,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 21:29:37,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:37,303 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:37,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:37,726 INFO L255 TraceCheckSpWp]: Trace formula consists of 725 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:29:37,728 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:38,407 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 21:29:38,415 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 21:29:42,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:42,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 84 states and 140 transitions. [2024-11-13 21:29:42,386 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 140 transitions. [2024-11-13 21:29:42,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 21:29:42,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:42,388 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:42,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:42,391 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:42,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 21:29:43,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:43,630 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:44,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:44,050 INFO L255 TraceCheckSpWp]: Trace formula consists of 725 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:29:44,052 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:07,064 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 21:30:07,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 21:30:35,094 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:32:48,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:32:48,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 116 states and 223 transitions. [2024-11-13 21:32:48,852 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 223 transitions. [2024-11-13 21:32:48,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 21:32:48,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:32:48,856 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:32:48,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:32:48,858 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:32:48,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 21:32:50,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:32:50,173 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:32:50,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:32:50,576 INFO L255 TraceCheckSpWp]: Trace formula consists of 725 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:32:50,578 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:32:54,353 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 21:32:54,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-13 21:33:08,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:33:08,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 117 states and 228 transitions. [2024-11-13 21:33:08,727 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 228 transitions. [2024-11-13 21:33:08,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 21:33:08,729 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:33:08,729 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:33:08,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:33:08,731 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:33:08,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 21:33:10,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:33:10,216 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:33:10,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:33:10,661 INFO L255 TraceCheckSpWp]: Trace formula consists of 725 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:33:10,663 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:33:14,313 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 21:33:14,330 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-13 21:33:30,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:33:30,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 118 states and 229 transitions. [2024-11-13 21:33:30,423 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 229 transitions. [2024-11-13 21:33:30,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 21:33:30,430 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:33:30,431 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:33:30,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:33:30,435 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:33:30,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 21:33:31,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:33:31,922 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:33:32,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:33:32,346 INFO L255 TraceCheckSpWp]: Trace formula consists of 725 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:33:32,348 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:33:36,773 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 21:33:36,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 21:34:22,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:34:22,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 122 states and 240 transitions. [2024-11-13 21:34:22,453 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 240 transitions. [2024-11-13 21:34:22,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 21:34:22,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:34:22,455 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:34:22,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:34:22,457 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:34:22,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 21:34:23,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:23,963 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:34:24,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:34:24,424 INFO L255 TraceCheckSpWp]: Trace formula consists of 726 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:34:24,426 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:34:44,872 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 21:34:44,886 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-13 21:37:00,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:00,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 137 states and 290 transitions. [2024-11-13 21:37:00,500 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 290 transitions. [2024-11-13 21:37:00,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 21:37:00,502 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:00,502 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:00,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:00,505 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:00,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 21:37:02,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:02,101 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:02,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:02,504 INFO L255 TraceCheckSpWp]: Trace formula consists of 726 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:37:02,506 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:06,522 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 21:37:06,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-13 21:37:24,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:24,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 138 states and 295 transitions. [2024-11-13 21:37:24,949 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 295 transitions. [2024-11-13 21:37:24,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 21:37:24,950 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:24,950 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:24,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:24,952 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:24,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 21:37:26,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:26,604 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:27,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:27,022 INFO L255 TraceCheckSpWp]: Trace formula consists of 726 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:37:27,024 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:30,866 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 21:37:30,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-13 21:37:49,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:49,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 139 states and 296 transitions. [2024-11-13 21:37:49,399 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 296 transitions. [2024-11-13 21:37:49,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 21:37:49,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:49,403 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:49,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:49,406 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:49,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 21:37:51,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:51,207 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:51,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:51,641 INFO L255 TraceCheckSpWp]: Trace formula consists of 726 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:37:51,643 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:55,469 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 21:37:55,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-11-13 21:38:51,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:51,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 143 states and 307 transitions. [2024-11-13 21:38:51,373 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 307 transitions. [2024-11-13 21:38:51,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:51,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:51,375 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:51,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:51,377 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:51,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-13 21:38:53,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:53,136 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:53,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:53,551 INFO L255 TraceCheckSpWp]: Trace formula consists of 728 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:38:53,553 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:16,657 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 21:39:16,674 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb554a89-2ec2-455e-a71f-cd6c430ab1ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0