./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/softsign_w32_r3_case_0_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_b68483e4-032d-4f4d-a2a2-4360a360d076/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68483e4-032d-4f4d-a2a2-4360a360d076/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68483e4-032d-4f4d-a2a2-4360a360d076/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68483e4-032d-4f4d-a2a2-4360a360d076/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/neural-networks/softsign_w32_r3_case_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68483e4-032d-4f4d-a2a2-4360a360d076/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68483e4-032d-4f4d-a2a2-4360a360d076/bin/utaipan-verify-sOmjnqqW8E --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cf3263c925fd1113d00630c07e4ceb5efc88fcc050bce82c81719db8ee0f2ef2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:34:53,008 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:34:53,103 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68483e4-032d-4f4d-a2a2-4360a360d076/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 05:34:53,111 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:34:53,111 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:34:53,146 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:34:53,147 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:34:53,148 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:34:53,148 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:34:53,149 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:34:53,149 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:34:53,150 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:34:53,150 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:34:53,150 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 05:34:53,150 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:34:53,150 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:34:53,150 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 05:34:53,150 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 05:34:53,151 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:34:53,151 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 05:34:53,151 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 05:34:53,151 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 05:34:53,151 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:34:53,151 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:34:53,151 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 05:34:53,152 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 05:34:53,152 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 05:34:53,152 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:34:53,152 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:34:53,152 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:34:53,152 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:34:53,152 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:34:53,152 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 05:34:53,152 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:34:53,152 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:34:53,153 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:34:53,154 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:34:53,154 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:34:53,154 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:34:53,154 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:34:53,154 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:34:53,154 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:34:53,154 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 05:34:53,155 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 05:34:53,155 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:34:53,155 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:34:53,155 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 05:34:53,155 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_b68483e4-032d-4f4d-a2a2-4360a360d076/bin/utaipan-verify-sOmjnqqW8E 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 -> Taipan 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 -> cf3263c925fd1113d00630c07e4ceb5efc88fcc050bce82c81719db8ee0f2ef2 [2024-11-14 05:34:53,505 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:34:53,518 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:34:53,521 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:34:53,522 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:34:53,523 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:34:53,525 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68483e4-032d-4f4d-a2a2-4360a360d076/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/neural-networks/softsign_w32_r3_case_0_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-14 05:34:55,546 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:34:56,149 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:34:56,150 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68483e4-032d-4f4d-a2a2-4360a360d076/sv-benchmarks/c/neural-networks/softsign_w32_r3_case_0_safe.c-amalgamation.i [2024-11-14 05:34:56,186 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68483e4-032d-4f4d-a2a2-4360a360d076/bin/utaipan-verify-sOmjnqqW8E/data/7ab2720b2/6ed02728bbfa418a9313fd2248122e49/FLAGc92dace99 [2024-11-14 05:34:56,207 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68483e4-032d-4f4d-a2a2-4360a360d076/bin/utaipan-verify-sOmjnqqW8E/data/7ab2720b2/6ed02728bbfa418a9313fd2248122e49 [2024-11-14 05:34:56,209 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:34:56,211 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:34:56,214 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:34:56,214 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:34:56,219 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:34:56,220 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:34:56" (1/1) ... [2024-11-14 05:34:56,221 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2377a9a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:34:56, skipping insertion in model container [2024-11-14 05:34:56,222 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:34:56" (1/1) ... [2024-11-14 05:34:56,327 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:34:57,810 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_b68483e4-032d-4f4d-a2a2-4360a360d076/sv-benchmarks/c/neural-networks/softsign_w32_r3_case_0_safe.c-amalgamation.i[73360,73373] [2024-11-14 05:34:58,681 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-14 05:34:58,689 INFO L158 Benchmark]: Toolchain (without parser) took 2477.07ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 110.9MB in the beginning and 312.7MB in the end (delta: -201.7MB). Peak memory consumption was 83.4MB. Max. memory is 16.1GB. [2024-11-14 05:34:58,690 INFO L158 Benchmark]: CDTParser took 1.19ms. Allocated memory is still 142.6MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:34:58,690 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2471.85ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 110.7MB in the beginning and 312.7MB in the end (delta: -202.0MB). Peak memory consumption was 83.4MB. Max. memory is 16.1GB. [2024-11-14 05:34:58,692 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.19ms. Allocated memory is still 142.6MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2471.85ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 110.7MB in the beginning and 312.7MB in the end (delta: -202.0MB). Peak memory consumption was 83.4MB. 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_b68483e4-032d-4f4d-a2a2-4360a360d076/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68483e4-032d-4f4d-a2a2-4360a360d076/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68483e4-032d-4f4d-a2a2-4360a360d076/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68483e4-032d-4f4d-a2a2-4360a360d076/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/neural-networks/softsign_w32_r3_case_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68483e4-032d-4f4d-a2a2-4360a360d076/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68483e4-032d-4f4d-a2a2-4360a360d076/bin/utaipan-verify-sOmjnqqW8E --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cf3263c925fd1113d00630c07e4ceb5efc88fcc050bce82c81719db8ee0f2ef2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:35:01,416 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:35:01,552 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68483e4-032d-4f4d-a2a2-4360a360d076/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 05:35:01,559 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:35:01,559 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:35:01,598 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:35:01,598 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:35:01,599 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:35:01,599 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:35:01,599 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:35:01,600 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:35:01,600 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:35:01,601 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:35:01,601 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:35:01,601 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:35:01,601 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:35:01,601 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:35:01,601 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:35:01,601 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 05:35:01,602 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 05:35:01,602 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:35:01,602 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:35:01,602 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:35:01,602 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:35:01,602 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 05:35:01,602 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 05:35:01,602 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:35:01,602 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 05:35:01,602 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 05:35:01,602 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:35:01,603 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:35:01,603 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:35:01,603 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 05:35:01,603 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:35:01,603 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:35:01,603 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:35:01,603 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:35:01,604 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:35:01,604 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:35:01,604 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 05:35:01,604 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 05:35:01,604 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:35:01,604 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:35:01,605 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_b68483e4-032d-4f4d-a2a2-4360a360d076/bin/utaipan-verify-sOmjnqqW8E 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 -> Taipan 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 -> cf3263c925fd1113d00630c07e4ceb5efc88fcc050bce82c81719db8ee0f2ef2 [2024-11-14 05:35:01,961 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:35:01,974 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:35:01,977 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:35:01,978 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:35:01,978 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:35:01,980 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68483e4-032d-4f4d-a2a2-4360a360d076/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/neural-networks/softsign_w32_r3_case_0_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-14 05:35:03,915 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:35:04,533 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:35:04,536 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68483e4-032d-4f4d-a2a2-4360a360d076/sv-benchmarks/c/neural-networks/softsign_w32_r3_case_0_safe.c-amalgamation.i [2024-11-14 05:35:04,583 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68483e4-032d-4f4d-a2a2-4360a360d076/bin/utaipan-verify-sOmjnqqW8E/data/b4ea032e8/6ba50469007042958d8b3cdc9cb44a30/FLAG2a9404d45 [2024-11-14 05:35:04,605 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68483e4-032d-4f4d-a2a2-4360a360d076/bin/utaipan-verify-sOmjnqqW8E/data/b4ea032e8/6ba50469007042958d8b3cdc9cb44a30 [2024-11-14 05:35:04,609 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:35:04,611 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:35:04,613 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:35:04,613 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:35:04,618 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:35:04,619 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:35:04" (1/1) ... [2024-11-14 05:35:04,622 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b7dd2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:35:04, skipping insertion in model container [2024-11-14 05:35:04,622 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:35:04" (1/1) ... [2024-11-14 05:35:04,729 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:35:06,075 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_b68483e4-032d-4f4d-a2a2-4360a360d076/sv-benchmarks/c/neural-networks/softsign_w32_r3_case_0_safe.c-amalgamation.i[73360,73373] [2024-11-14 05:35:07,052 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:35:07,130 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:35:07,149 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:35:07,249 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_b68483e4-032d-4f4d-a2a2-4360a360d076/sv-benchmarks/c/neural-networks/softsign_w32_r3_case_0_safe.c-amalgamation.i[73360,73373] [2024-11-14 05:35:08,030 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:35:08,354 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:35:08,355 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:35:08 WrapperNode [2024-11-14 05:35:08,356 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:35:08,357 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:35:08,358 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:35:08,358 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:35:08,365 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:35:08" (1/1) ... [2024-11-14 05:35:08,506 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:35:08" (1/1) ... [2024-11-14 05:35:08,732 INFO L138 Inliner]: procedures = 780, calls = 9457, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 2944 [2024-11-14 05:35:08,733 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:35:08,734 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:35:08,734 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:35:08,734 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:35:08,747 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:35:08" (1/1) ... [2024-11-14 05:35:08,747 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:35:08" (1/1) ... [2024-11-14 05:35:08,767 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:35:08" (1/1) ... [2024-11-14 05:35:08,768 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:35:08" (1/1) ... [2024-11-14 05:35:08,868 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:35:08" (1/1) ... [2024-11-14 05:35:08,881 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:35:08" (1/1) ... [2024-11-14 05:35:08,901 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:35:08" (1/1) ... [2024-11-14 05:35:08,911 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:35:08" (1/1) ... [2024-11-14 05:35:08,935 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:35:08,936 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:35:08,936 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:35:08,936 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:35:08,937 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:35:08" (1/1) ... [2024-11-14 05:35:08,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:35:08,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68483e4-032d-4f4d-a2a2-4360a360d076/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:35:08,977 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68483e4-032d-4f4d-a2a2-4360a360d076/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:35:08,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68483e4-032d-4f4d-a2a2-4360a360d076/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:35:09,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-14 05:35:09,008 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNN [2024-11-14 05:35:09,008 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNN [2024-11-14 05:35:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-14 05:35:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:35:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:35:09,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:35:09,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-14 05:35:09,010 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-14 05:35:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-14 05:35:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-14 05:35:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_affine_matmul [2024-11-14 05:35:09,010 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_affine_matmul [2024-11-14 05:35:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-14 05:35:09,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-14 05:35:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-14 05:35:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 05:35:09,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-14 05:35:09,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-14 05:35:09,011 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNNcell [2024-11-14 05:35:09,011 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNNcell [2024-11-14 05:35:09,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-14 05:35:09,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-14 05:35:09,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-14 05:35:09,339 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:35:09,342 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:35:46,521 INFO L? ?]: Removed 149 outVars from TransFormulas that were not future-live. [2024-11-14 05:35:46,521 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:35:46,537 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:35:46,538 INFO L316 CfgBuilder]: Removed 20 assume(true) statements. [2024-11-14 05:35:46,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:35:46 BoogieIcfgContainer [2024-11-14 05:35:46,538 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:35:46,542 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:35:46,542 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:35:46,548 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:35:46,548 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:35:04" (1/3) ... [2024-11-14 05:35:46,549 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@477ee33a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:35:46, skipping insertion in model container [2024-11-14 05:35:46,549 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:35:08" (2/3) ... [2024-11-14 05:35:46,549 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@477ee33a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:35:46, skipping insertion in model container [2024-11-14 05:35:46,549 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:35:46" (3/3) ... [2024-11-14 05:35:46,550 INFO L112 eAbstractionObserver]: Analyzing ICFG softsign_w32_r3_case_0_safe.c-amalgamation.i [2024-11-14 05:35:46,568 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:35:46,569 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG softsign_w32_r3_case_0_safe.c-amalgamation.i that has 6 procedures, 155 locations, 1 initial locations, 21 loop locations, and 1 error locations. [2024-11-14 05:35:46,642 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:35:46,657 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@476b95d3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:35:46,657 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:35:46,663 INFO L276 IsEmpty]: Start isEmpty. Operand has 155 states, 141 states have (on average 1.6312056737588652) internal successors, (230), 142 states have internal predecessors, (230), 7 states have call successors, (7), 5 states have call predecessors, (7), 5 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-11-14 05:35:46,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-14 05:35:46,673 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:35:46,674 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:35:46,674 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:35:46,680 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:35:46,681 INFO L85 PathProgramCache]: Analyzing trace with hash 1742289436, now seen corresponding path program 1 times [2024-11-14 05:35:46,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:35:46,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [891900081] [2024-11-14 05:35:46,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:35:46,743 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:35:46,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68483e4-032d-4f4d-a2a2-4360a360d076/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:35:46,749 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68483e4-032d-4f4d-a2a2-4360a360d076/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:35:46,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b68483e4-032d-4f4d-a2a2-4360a360d076/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process