./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/tanh_w16_r3_case_1_safe.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_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/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_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w16_r3_case_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/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_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/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 ff0ff88e36b55dc757fc350a643141b9435987faca813f386b0269d41d27c956 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:32:50,578 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:32:50,706 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:32:50,710 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:32:50,711 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:32:50,732 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:32:50,733 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:32:50,733 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:32:50,734 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:32:50,735 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:32:50,735 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:32:50,736 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:32:50,736 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:32:50,737 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:32:50,737 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:32:50,737 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:32:50,738 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:32:50,738 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:32:50,739 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:32:50,739 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:32:50,739 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:32:50,740 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:32:50,740 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:32:50,741 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:32:50,741 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:32:50,742 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:32:50,742 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:32:50,742 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:32:50,743 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:32:50,743 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:32:50,744 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:32:50,744 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:32:50,744 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:32:50,744 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_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ff0ff88e36b55dc757fc350a643141b9435987faca813f386b0269d41d27c956 [2024-11-08 23:32:51,078 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:32:51,113 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:32:51,116 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:32:51,118 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:32:51,119 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:32:51,120 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/neural-networks/tanh_w16_r3_case_1_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-08 23:32:53,202 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:32:53,717 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:32:53,718 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/sv-benchmarks/c/neural-networks/tanh_w16_r3_case_1_safe.c-amalgamation.i [2024-11-08 23:32:53,760 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/bin/ukojak-verify-ImItNfHLgk/data/acced961b/4caf12a861ad45c791c68596dd940945/FLAG042f18d79 [2024-11-08 23:32:54,265 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/bin/ukojak-verify-ImItNfHLgk/data/acced961b/4caf12a861ad45c791c68596dd940945 [2024-11-08 23:32:54,268 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:32:54,269 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:32:54,271 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:32:54,271 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:32:54,277 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:32:54,278 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:32:54" (1/1) ... [2024-11-08 23:32:54,280 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72c262c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:32:54, skipping insertion in model container [2024-11-08 23:32:54,280 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:32:54" (1/1) ... [2024-11-08 23:32:54,365 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:32:55,760 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_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/sv-benchmarks/c/neural-networks/tanh_w16_r3_case_1_safe.c-amalgamation.i[72206,72219] [2024-11-08 23:32:56,303 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) [2024-11-08 23:32:56,308 INFO L158 Benchmark]: Toolchain (without parser) took 2037.82ms. Allocated memory is still 157.3MB. Free memory was 122.2MB in the beginning and 112.4MB in the end (delta: 9.8MB). Peak memory consumption was 58.0MB. Max. memory is 16.1GB. [2024-11-08 23:32:56,309 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 119.5MB. Free memory was 92.2MB in the beginning and 92.1MB in the end (delta: 142.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:32:56,310 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2035.38ms. Allocated memory is still 157.3MB. Free memory was 122.2MB in the beginning and 112.4MB in the end (delta: 9.8MB). Peak memory consumption was 58.0MB. Max. memory is 16.1GB. [2024-11-08 23:32:56,312 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 119.5MB. Free memory was 92.2MB in the beginning and 92.1MB in the end (delta: 142.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2035.38ms. Allocated memory is still 157.3MB. Free memory was 122.2MB in the beginning and 112.4MB in the end (delta: 9.8MB). Peak memory consumption was 58.0MB. 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_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/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_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w16_r3_case_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/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_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/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 ff0ff88e36b55dc757fc350a643141b9435987faca813f386b0269d41d27c956 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:32:58,540 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:32:58,612 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:32:58,640 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:32:58,641 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:32:58,642 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:32:58,643 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:32:58,643 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:32:58,644 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:32:58,644 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:32:58,645 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:32:58,645 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:32:58,646 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:32:58,646 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:32:58,646 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:32:58,647 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:32:58,647 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:32:58,648 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:32:58,648 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:32:58,649 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:32:58,649 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:32:58,650 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:32:58,650 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:32:58,651 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:32:58,651 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:32:58,651 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:32:58,652 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:32:58,652 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:32:58,653 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:32:58,653 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:32:58,653 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:32:58,654 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:32:58,654 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:32:58,655 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:32:58,655 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:32:58,655 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:32:58,656 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_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ff0ff88e36b55dc757fc350a643141b9435987faca813f386b0269d41d27c956 [2024-11-08 23:32:59,105 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:32:59,137 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:32:59,141 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:32:59,144 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:32:59,144 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:32:59,146 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/neural-networks/tanh_w16_r3_case_1_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-08 23:33:01,199 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:33:01,774 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:33:01,776 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/sv-benchmarks/c/neural-networks/tanh_w16_r3_case_1_safe.c-amalgamation.i [2024-11-08 23:33:01,824 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/bin/ukojak-verify-ImItNfHLgk/data/7a7a066fc/04d60d7b792d4129b90e83cd7ecc184c/FLAGa56f67851 [2024-11-08 23:33:01,850 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/bin/ukojak-verify-ImItNfHLgk/data/7a7a066fc/04d60d7b792d4129b90e83cd7ecc184c [2024-11-08 23:33:01,853 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:33:01,855 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:33:01,858 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:33:01,860 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:33:01,865 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:33:01,866 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:33:01" (1/1) ... [2024-11-08 23:33:01,867 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3443c0e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:01, skipping insertion in model container [2024-11-08 23:33:01,868 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:33:01" (1/1) ... [2024-11-08 23:33:01,988 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:33:03,277 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_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/sv-benchmarks/c/neural-networks/tanh_w16_r3_case_1_safe.c-amalgamation.i[72206,72219] [2024-11-08 23:33:03,885 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-08 23:33:03,978 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:33:03,998 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:33:04,102 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_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/sv-benchmarks/c/neural-networks/tanh_w16_r3_case_1_safe.c-amalgamation.i[72206,72219] [2024-11-08 23:33:04,398 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:33:04,740 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:33:04,740 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:04 WrapperNode [2024-11-08 23:33:04,740 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:33:04,742 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:33:04,742 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:33:04,742 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:33:04,750 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:04" (1/1) ... [2024-11-08 23:33:04,856 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:04" (1/1) ... [2024-11-08 23:33:04,955 INFO L138 Inliner]: procedures = 780, calls = 2929, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 1112 [2024-11-08 23:33:04,956 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:33:04,957 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:33:04,957 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:33:04,958 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:33:04,972 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:04" (1/1) ... [2024-11-08 23:33:04,972 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:04" (1/1) ... [2024-11-08 23:33:04,989 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:04" (1/1) ... [2024-11-08 23:33:04,990 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:04" (1/1) ... [2024-11-08 23:33:05,058 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:04" (1/1) ... [2024-11-08 23:33:05,072 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:04" (1/1) ... [2024-11-08 23:33:05,081 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:04" (1/1) ... [2024-11-08 23:33:05,095 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:04" (1/1) ... [2024-11-08 23:33:05,111 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:33:05,112 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:33:05,115 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:33:05,116 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:33:05,116 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:04" (1/1) ... [2024-11-08 23:33:05,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:33:05,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:33:05,157 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:33:05,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:33:05,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-08 23:33:05,198 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNN [2024-11-08 23:33:05,199 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNN [2024-11-08 23:33:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-08 23:33:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:33:05,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:33:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:33:05,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-08 23:33:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-08 23:33:05,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:33:05,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-08 23:33:05,201 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_affine_matmul [2024-11-08 23:33:05,201 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_affine_matmul [2024-11-08 23:33:05,201 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-08 23:33:05,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-08 23:33:05,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:33:05,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:33:05,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-08 23:33:05,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-08 23:33:05,202 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNNcell [2024-11-08 23:33:05,202 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNNcell [2024-11-08 23:33:05,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 23:33:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-08 23:33:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-08 23:33:05,531 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:33:05,534 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:33:44,205 INFO L? ?]: Removed 165 outVars from TransFormulas that were not future-live. [2024-11-08 23:33:44,206 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:33:49,668 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:33:49,669 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:33:49,669 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:33:49 BoogieIcfgContainer [2024-11-08 23:33:49,670 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:33:49,671 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:33:49,671 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:33:49,683 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:33:49,683 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:33:49" (1/1) ... [2024-11-08 23:33:49,692 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:33:49,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:33:49,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 107 states and 162 transitions. [2024-11-08 23:33:49,791 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 162 transitions. [2024-11-08 23:33:49,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 23:33:49,793 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:33:49,794 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:33:49,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:33:49,797 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:33:49,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:37:38,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:37:38,700 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:41:26,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:41:26,687 INFO L255 TraceCheckSpWp]: Trace formula consists of 4625 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:41:26,697 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:41:28,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:41:28,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 23:41:39,120 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.38s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:41:42,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:41:42,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 112 states and 171 transitions. [2024-11-08 23:41:42,244 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 171 transitions. [2024-11-08 23:41:42,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 23:41:42,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:41:42,246 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:41:42,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:41:42,249 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:41:42,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c850ce8-7ecc-49eb-b0e9-d7adcb58584c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process