./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 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9619927-43d4-42de-b74e-b80421c4ceb0/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9619927-43d4-42de-b74e-b80421c4ceb0/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_f9619927-43d4-42de-b74e-b80421c4ceb0/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9619927-43d4-42de-b74e-b80421c4ceb0/bin/ukojak-verify-EEHR8qb7sm/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_f9619927-43d4-42de-b74e-b80421c4ceb0/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_f9619927-43d4-42de-b74e-b80421c4ceb0/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 ff0ff88e36b55dc757fc350a643141b9435987faca813f386b0269d41d27c956 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:37:57,299 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:37:57,358 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9619927-43d4-42de-b74e-b80421c4ceb0/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:37:57,363 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:37:57,364 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:37:57,389 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:37:57,390 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:37:57,390 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:37:57,391 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:37:57,391 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:37:57,391 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:37:57,391 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:37:57,391 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:37:57,391 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:37:57,392 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:37:57,392 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:37:57,392 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:37:57,392 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:37:57,392 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:37:57,392 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:37:57,392 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:37:57,393 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:37:57,393 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:37:57,393 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:37:57,393 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:37:57,393 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:37:57,393 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:37:57,394 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:37:57,394 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:37:57,394 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:37:57,394 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:37:57,394 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:37:57,394 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:37:57,394 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_f9619927-43d4-42de-b74e-b80421c4ceb0/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 -> ff0ff88e36b55dc757fc350a643141b9435987faca813f386b0269d41d27c956 [2024-11-13 21:37:57,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:37:57,726 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:37:57,730 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:37:57,732 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:37:57,732 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:37:57,735 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9619927-43d4-42de-b74e-b80421c4ceb0/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/tanh_w16_r3_case_1_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 21:37:59,692 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:38:00,176 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:38:00,177 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9619927-43d4-42de-b74e-b80421c4ceb0/sv-benchmarks/c/neural-networks/tanh_w16_r3_case_1_safe.c-amalgamation.i [2024-11-13 21:38:00,214 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9619927-43d4-42de-b74e-b80421c4ceb0/bin/ukojak-verify-EEHR8qb7sm/data/0bc22c415/5d02893025b247369b7f69971e3f8c2b/FLAGf80a57adb [2024-11-13 21:38:00,235 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9619927-43d4-42de-b74e-b80421c4ceb0/bin/ukojak-verify-EEHR8qb7sm/data/0bc22c415/5d02893025b247369b7f69971e3f8c2b [2024-11-13 21:38:00,238 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:38:00,239 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:38:00,241 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:38:00,241 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:38:00,246 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:38:00,247 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:38:00" (1/1) ... [2024-11-13 21:38:00,248 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@130bd60d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:00, skipping insertion in model container [2024-11-13 21:38:00,248 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:38:00" (1/1) ... [2024-11-13 21:38:00,318 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:38:01,668 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_f9619927-43d4-42de-b74e-b80421c4ceb0/sv-benchmarks/c/neural-networks/tanh_w16_r3_case_1_safe.c-amalgamation.i[72206,72219] [2024-11-13 21:38:02,127 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 21:38:02,139 INFO L158 Benchmark]: Toolchain (without parser) took 1896.14ms. Allocated memory is still 117.4MB. Free memory was 87.2MB in the beginning and 81.2MB in the end (delta: 6.0MB). Peak memory consumption was 61.3MB. Max. memory is 16.1GB. [2024-11-13 21:38:02,141 INFO L158 Benchmark]: CDTParser took 1.06ms. Allocated memory is still 117.4MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:38:02,141 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1893.55ms. Allocated memory is still 117.4MB. Free memory was 87.0MB in the beginning and 81.2MB in the end (delta: 5.8MB). Peak memory consumption was 61.3MB. Max. memory is 16.1GB. [2024-11-13 21:38:02,145 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.06ms. Allocated memory is still 117.4MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1893.55ms. Allocated memory is still 117.4MB. Free memory was 87.0MB in the beginning and 81.2MB in the end (delta: 5.8MB). Peak memory consumption was 61.3MB. 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_f9619927-43d4-42de-b74e-b80421c4ceb0/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9619927-43d4-42de-b74e-b80421c4ceb0/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_f9619927-43d4-42de-b74e-b80421c4ceb0/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9619927-43d4-42de-b74e-b80421c4ceb0/bin/ukojak-verify-EEHR8qb7sm/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_f9619927-43d4-42de-b74e-b80421c4ceb0/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_f9619927-43d4-42de-b74e-b80421c4ceb0/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 ff0ff88e36b55dc757fc350a643141b9435987faca813f386b0269d41d27c956 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:38:04,650 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:38:04,758 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9619927-43d4-42de-b74e-b80421c4ceb0/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:38:04,792 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:38:04,794 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:38:04,794 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:38:04,795 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:38:04,795 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:38:04,795 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:38:04,795 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:38:04,795 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:38:04,795 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:38:04,795 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:38:04,795 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:38:04,796 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:38:04,796 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:38:04,796 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:38:04,796 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:38:04,798 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:38:04,798 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:38:04,798 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:38:04,798 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:38:04,798 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:38:04,798 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:38:04,798 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:38:04,798 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:38:04,798 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:04,799 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:38:04,799 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:38:04,799 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:38:04,799 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:38:04,799 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:38:04,799 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:38:04,799 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:38:04,799 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:04,799 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:38:04,799 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_f9619927-43d4-42de-b74e-b80421c4ceb0/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 -> ff0ff88e36b55dc757fc350a643141b9435987faca813f386b0269d41d27c956 [2024-11-13 21:38:05,152 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:38:05,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:38:05,163 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:38:05,164 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:38:05,165 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:38:05,166 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9619927-43d4-42de-b74e-b80421c4ceb0/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/tanh_w16_r3_case_1_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 21:38:07,091 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:38:07,695 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:38:07,699 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9619927-43d4-42de-b74e-b80421c4ceb0/sv-benchmarks/c/neural-networks/tanh_w16_r3_case_1_safe.c-amalgamation.i [2024-11-13 21:38:07,733 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9619927-43d4-42de-b74e-b80421c4ceb0/bin/ukojak-verify-EEHR8qb7sm/data/3c96db33d/3e85aee9c6a64ca297fd90577244acdd/FLAGba089d943 [2024-11-13 21:38:07,755 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9619927-43d4-42de-b74e-b80421c4ceb0/bin/ukojak-verify-EEHR8qb7sm/data/3c96db33d/3e85aee9c6a64ca297fd90577244acdd [2024-11-13 21:38:07,757 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:38:07,759 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:38:07,760 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:38:07,760 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:38:07,764 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:38:07,765 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:38:07" (1/1) ... [2024-11-13 21:38:07,766 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18f964e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:07, skipping insertion in model container [2024-11-13 21:38:07,766 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:38:07" (1/1) ... [2024-11-13 21:38:07,822 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:38:09,340 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_f9619927-43d4-42de-b74e-b80421c4ceb0/sv-benchmarks/c/neural-networks/tanh_w16_r3_case_1_safe.c-amalgamation.i[72206,72219] [2024-11-13 21:38:09,924 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 21:38:09,991 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:38:10,006 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:38:10,099 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_f9619927-43d4-42de-b74e-b80421c4ceb0/sv-benchmarks/c/neural-networks/tanh_w16_r3_case_1_safe.c-amalgamation.i[72206,72219] [2024-11-13 21:38:10,418 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:38:10,758 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:38:10,759 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:10 WrapperNode [2024-11-13 21:38:10,759 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:38:10,760 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:38:10,760 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:38:10,760 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:38:10,766 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:10" (1/1) ... [2024-11-13 21:38:10,847 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:10" (1/1) ... [2024-11-13 21:38:10,975 INFO L138 Inliner]: procedures = 780, calls = 2929, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 1112 [2024-11-13 21:38:10,975 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:38:10,976 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:38:10,976 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:38:10,976 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:38:10,992 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:10" (1/1) ... [2024-11-13 21:38:10,992 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:10" (1/1) ... [2024-11-13 21:38:11,010 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:10" (1/1) ... [2024-11-13 21:38:11,012 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:10" (1/1) ... [2024-11-13 21:38:11,094 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:10" (1/1) ... [2024-11-13 21:38:11,108 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:10" (1/1) ... [2024-11-13 21:38:11,123 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:10" (1/1) ... [2024-11-13 21:38:11,135 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:10" (1/1) ... [2024-11-13 21:38:11,156 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:38:11,161 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:38:11,161 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:38:11,161 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:38:11,162 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:38:10" (1/1) ... [2024-11-13 21:38:11,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:38:11,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9619927-43d4-42de-b74e-b80421c4ceb0/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:38:11,204 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9619927-43d4-42de-b74e-b80421c4ceb0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:38:11,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9619927-43d4-42de-b74e-b80421c4ceb0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:38:11,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 21:38:11,239 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNN [2024-11-13 21:38:11,240 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNN [2024-11-13 21:38:11,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-13 21:38:11,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:38:11,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:38:11,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:38:11,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-13 21:38:11,241 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-13 21:38:11,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:38:11,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 21:38:11,241 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_affine_matmul [2024-11-13 21:38:11,241 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_affine_matmul [2024-11-13 21:38:11,241 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-13 21:38:11,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-13 21:38:11,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:38:11,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:38:11,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-13 21:38:11,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-13 21:38:11,242 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNNcell [2024-11-13 21:38:11,242 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNNcell [2024-11-13 21:38:11,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 21:38:11,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 21:38:11,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 21:38:11,554 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:38:11,557 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:38:43,352 INFO L? ?]: Removed 133 outVars from TransFormulas that were not future-live. [2024-11-13 21:38:43,353 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:38:47,687 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:38:47,688 INFO L316 CfgBuilder]: Removed 20 assume(true) statements. [2024-11-13 21:38:47,688 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:38:47 BoogieIcfgContainer [2024-11-13 21:38:47,689 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:38:47,689 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:38:47,690 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:38:47,700 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:38:47,700 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:38:47" (1/1) ... [2024-11-13 21:38:47,708 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:38:47,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:47,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 67 states and 102 transitions. [2024-11-13 21:38:47,810 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 102 transitions. [2024-11-13 21:38:47,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:38:47,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:47,813 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:47,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9619927-43d4-42de-b74e-b80421c4ceb0/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:47,817 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9619927-43d4-42de-b74e-b80421c4ceb0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:47,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9619927-43d4-42de-b74e-b80421c4ceb0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:41:42,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:41:42,317 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:21,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:44:21,185 INFO L255 TraceCheckSpWp]: Trace formula consists of 4624 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:44:21,193 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:44:21,811 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 21:44:21,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9619927-43d4-42de-b74e-b80421c4ceb0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:44:32,367 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 21:44:34,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:34,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 71 states and 109 transitions. [2024-11-13 21:44:34,785 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 109 transitions. [2024-11-13 21:44:34,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:44:34,786 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:34,786 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:44:34,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9619927-43d4-42de-b74e-b80421c4ceb0/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:44:34,793 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9619927-43d4-42de-b74e-b80421c4ceb0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:44:34,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9619927-43d4-42de-b74e-b80421c4ceb0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:51:59,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:51:59,034 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported