./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/erf_1_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b69760e-8946-48ad-9947-b7dffc5ced09/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b69760e-8946-48ad-9947-b7dffc5ced09/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b69760e-8946-48ad-9947-b7dffc5ced09/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b69760e-8946-48ad-9947-b7dffc5ced09/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/erf_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b69760e-8946-48ad-9947-b7dffc5ced09/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b69760e-8946-48ad-9947-b7dffc5ced09/bin/ukojak-verify-CZk0znPC7b --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 134068f93b465e52a474d86abd012877cc4ecee48c2d7506143e2351d2111471 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:58:18,472 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:58:18,533 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b69760e-8946-48ad-9947-b7dffc5ced09/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 21:58:18,537 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:58:18,538 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:58:18,557 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:58:18,558 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:58:18,558 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:58:18,559 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:58:18,559 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:58:18,559 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:58:18,559 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:58:18,559 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:58:18,559 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:58:18,560 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:58:18,560 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:58:18,560 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:58:18,560 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:58:18,560 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:58:18,560 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:58:18,560 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:58:18,560 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:58:18,560 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:58:18,560 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:58:18,560 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:58:18,561 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:58:18,561 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:58:18,561 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:58:18,561 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:58:18,561 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:58:18,561 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:58:18,561 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:58:18,561 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:58:18,561 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_9b69760e-8946-48ad-9947-b7dffc5ced09/bin/ukojak-verify-CZk0znPC7b 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 -> 134068f93b465e52a474d86abd012877cc4ecee48c2d7506143e2351d2111471 [2024-12-05 21:58:18,801 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:58:18,810 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:58:18,812 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:58:18,813 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:58:18,814 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:58:18,815 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b69760e-8946-48ad-9947-b7dffc5ced09/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/erf_1_safe.c-amalgamation.i [2024-12-05 21:58:21,481 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b69760e-8946-48ad-9947-b7dffc5ced09/bin/ukojak-verify-CZk0znPC7b/data/0e81781bb/9d913a22d5c140518dc99480f71cc8e1/FLAG5176792b0 [2024-12-05 21:58:21,738 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:58:21,739 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b69760e-8946-48ad-9947-b7dffc5ced09/sv-benchmarks/c/neural-networks/erf_1_safe.c-amalgamation.i [2024-12-05 21:58:21,754 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b69760e-8946-48ad-9947-b7dffc5ced09/bin/ukojak-verify-CZk0znPC7b/data/0e81781bb/9d913a22d5c140518dc99480f71cc8e1/FLAG5176792b0 [2024-12-05 21:58:21,767 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b69760e-8946-48ad-9947-b7dffc5ced09/bin/ukojak-verify-CZk0znPC7b/data/0e81781bb/9d913a22d5c140518dc99480f71cc8e1 [2024-12-05 21:58:21,769 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:58:21,771 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:58:21,772 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:58:21,772 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:58:21,775 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:58:21,776 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:58:21" (1/1) ... [2024-12-05 21:58:21,777 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@680ed844 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:58:21, skipping insertion in model container [2024-12-05 21:58:21,777 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:58:21" (1/1) ... [2024-12-05 21:58:21,804 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:58:22,285 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: isnan 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.lambda$150(StandardFunctionHandler.java:621) 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:1602) 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:2556) 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:2556) 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:2556) 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:1752) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:233) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) 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:393) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1629) 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:3507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2500) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:641) 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) [2024-12-05 21:58:22,290 INFO L158 Benchmark]: Toolchain (without parser) took 518.69ms. Allocated memory is still 142.6MB. Free memory was 115.2MB in the beginning and 100.4MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 21:58:22,291 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory was 83.4MB in the beginning and 83.4MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:58:22,291 INFO L158 Benchmark]: CACSL2BoogieTranslator took 516.55ms. Allocated memory is still 142.6MB. Free memory was 115.2MB in the beginning and 100.4MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 21:58:22,293 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory was 83.4MB in the beginning and 83.4MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 516.55ms. Allocated memory is still 142.6MB. Free memory was 115.2MB in the beginning and 100.4MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. 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: isnan de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan: 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_9b69760e-8946-48ad-9947-b7dffc5ced09/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b69760e-8946-48ad-9947-b7dffc5ced09/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b69760e-8946-48ad-9947-b7dffc5ced09/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b69760e-8946-48ad-9947-b7dffc5ced09/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/erf_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b69760e-8946-48ad-9947-b7dffc5ced09/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b69760e-8946-48ad-9947-b7dffc5ced09/bin/ukojak-verify-CZk0znPC7b --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 134068f93b465e52a474d86abd012877cc4ecee48c2d7506143e2351d2111471 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:58:24,061 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:58:24,140 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b69760e-8946-48ad-9947-b7dffc5ced09/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 21:58:24,167 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:58:24,168 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:58:24,168 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:58:24,168 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:58:24,168 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:58:24,168 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:58:24,168 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:58:24,169 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:58:24,169 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:58:24,169 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:58:24,169 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:58:24,169 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:58:24,169 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:58:24,169 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:58:24,169 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:58:24,169 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:58:24,169 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:58:24,169 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:58:24,170 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:58:24,170 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:58:24,170 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:58:24,170 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:58:24,170 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:58:24,170 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:24,170 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:58:24,170 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:58:24,170 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:58:24,171 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:58:24,171 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:58:24,171 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:58:24,171 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:58:24,171 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:24,171 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:58:24,171 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_9b69760e-8946-48ad-9947-b7dffc5ced09/bin/ukojak-verify-CZk0znPC7b 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 -> 134068f93b465e52a474d86abd012877cc4ecee48c2d7506143e2351d2111471 [2024-12-05 21:58:24,399 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:58:24,406 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:58:24,407 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:58:24,408 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:58:24,409 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:58:24,410 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b69760e-8946-48ad-9947-b7dffc5ced09/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/erf_1_safe.c-amalgamation.i [2024-12-05 21:58:27,079 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b69760e-8946-48ad-9947-b7dffc5ced09/bin/ukojak-verify-CZk0znPC7b/data/81018749a/8effc74923c14d019ce941cff3da7a67/FLAG9dfaf586b [2024-12-05 21:58:27,321 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:58:27,321 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b69760e-8946-48ad-9947-b7dffc5ced09/sv-benchmarks/c/neural-networks/erf_1_safe.c-amalgamation.i [2024-12-05 21:58:27,338 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b69760e-8946-48ad-9947-b7dffc5ced09/bin/ukojak-verify-CZk0znPC7b/data/81018749a/8effc74923c14d019ce941cff3da7a67/FLAG9dfaf586b [2024-12-05 21:58:27,630 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b69760e-8946-48ad-9947-b7dffc5ced09/bin/ukojak-verify-CZk0znPC7b/data/81018749a/8effc74923c14d019ce941cff3da7a67 [2024-12-05 21:58:27,632 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:58:27,633 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:58:27,634 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:58:27,634 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:58:27,638 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:58:27,638 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:58:27" (1/1) ... [2024-12-05 21:58:27,639 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d360f80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:58:27, skipping insertion in model container [2024-12-05 21:58:27,639 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:58:27" (1/1) ... [2024-12-05 21:58:27,666 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:58:28,115 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_9b69760e-8946-48ad-9947-b7dffc5ced09/sv-benchmarks/c/neural-networks/erf_1_safe.c-amalgamation.i[62995,63008] [2024-12-05 21:58:28,118 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:58:28,130 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:58:28,176 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_9b69760e-8946-48ad-9947-b7dffc5ced09/sv-benchmarks/c/neural-networks/erf_1_safe.c-amalgamation.i[62995,63008] [2024-12-05 21:58:28,177 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:58:28,312 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:58:28,312 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:58:28 WrapperNode [2024-12-05 21:58:28,312 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:58:28,313 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:58:28,313 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:58:28,313 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:58:28,320 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:58:28" (1/1) ... [2024-12-05 21:58:28,338 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:58:28" (1/1) ... [2024-12-05 21:58:28,357 INFO L138 Inliner]: procedures = 558, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 27 [2024-12-05 21:58:28,357 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:58:28,358 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:58:28,358 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:58:28,358 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:58:28,364 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:58:28" (1/1) ... [2024-12-05 21:58:28,364 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:58:28" (1/1) ... [2024-12-05 21:58:28,366 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:58:28" (1/1) ... [2024-12-05 21:58:28,366 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:58:28" (1/1) ... [2024-12-05 21:58:28,371 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:58:28" (1/1) ... [2024-12-05 21:58:28,372 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:58:28" (1/1) ... [2024-12-05 21:58:28,373 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:58:28" (1/1) ... [2024-12-05 21:58:28,375 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:58:28" (1/1) ... [2024-12-05 21:58:28,376 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:58:28" (1/1) ... [2024-12-05 21:58:28,378 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:58:28,379 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:58:28,379 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:58:28,379 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:58:28,380 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:58:28" (1/1) ... [2024-12-05 21:58:28,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:58:28,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b69760e-8946-48ad-9947-b7dffc5ced09/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:58:28,410 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b69760e-8946-48ad-9947-b7dffc5ced09/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:58:28,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b69760e-8946-48ad-9947-b7dffc5ced09/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:58:28,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:58:28,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:58:28,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:58:28,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:58:28,520 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:58:28,522 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:58:28,624 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-12-05 21:58:28,624 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:58:28,666 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:58:28,667 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 21:58:28,667 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:58:28 BoogieIcfgContainer [2024-12-05 21:58:28,667 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:58:28,668 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:58:28,668 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:58:28,675 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:58:28,675 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:58:28" (1/1) ... [2024-12-05 21:58:28,681 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:58:28,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:28,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-05 21:58:28,715 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-05 21:58:28,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-05 21:58:28,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:28,717 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:58:28,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b69760e-8946-48ad-9947-b7dffc5ced09/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:58:28,718 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b69760e-8946-48ad-9947-b7dffc5ced09/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:58:28,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b69760e-8946-48ad-9947-b7dffc5ced09/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 21:58:28,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:58:28,807 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:58:28,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat