./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_16_16_thresh_2_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_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_16_16_thresh_2_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3 --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 08a7246d63674f1a770f6e9cc5770eaec44d593aa7b6c335a48c6fe49718dd76 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:36:06,058 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:36:06,177 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 03:36:06,186 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:36:06,188 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:36:06,230 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:36:06,232 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:36:06,233 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:36:06,234 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:36:06,235 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:36:06,236 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:36:06,236 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:36:06,236 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:36:06,236 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:36:06,236 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:36:06,236 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:36:06,236 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:36:06,236 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:36:06,237 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:36:06,237 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:36:06,237 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:36:06,238 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:36:06,238 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:36:06,239 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:36:06,239 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:36:06,239 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:36:06,239 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:36:06,239 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:36:06,240 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:36:06,240 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:36:06,240 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:36:06,240 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:36:06,240 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:36:06,240 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_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3 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 -> 08a7246d63674f1a770f6e9cc5770eaec44d593aa7b6c335a48c6fe49718dd76 [2024-11-25 03:36:06,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:36:06,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:36:06,585 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:36:06,587 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:36:06,587 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:36:06,589 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/neural-networks/poly_16_16_thresh_2_safe.c-amalgamation.i [2024-11-25 03:36:09,776 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/data/9672994e2/c39767fc5f66412baebaa97f586ab249/FLAG2bff72a3d [2024-11-25 03:36:10,338 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:36:10,341 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/sv-benchmarks/c/neural-networks/poly_16_16_thresh_2_safe.c-amalgamation.i [2024-11-25 03:36:10,381 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/data/9672994e2/c39767fc5f66412baebaa97f586ab249/FLAG2bff72a3d [2024-11-25 03:36:10,403 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/data/9672994e2/c39767fc5f66412baebaa97f586ab249 [2024-11-25 03:36:10,405 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:36:10,407 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:36:10,410 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:36:10,410 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:36:10,414 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:36:10,415 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:36:10" (1/1) ... [2024-11-25 03:36:10,416 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e9db0c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:10, skipping insertion in model container [2024-11-25 03:36:10,419 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:36:10" (1/1) ... [2024-11-25 03:36:10,491 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:36:11,815 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: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:1494) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:253) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:3184) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:3028) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2273) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:144) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1228) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:215) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 03:36:11,829 INFO L158 Benchmark]: Toolchain (without parser) took 1419.57ms. Allocated memory is still 117.4MB. Free memory was 88.3MB in the beginning and 68.1MB in the end (delta: 20.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 03:36:11,830 INFO L158 Benchmark]: CDTParser took 1.82ms. Allocated memory is still 117.4MB. Free memory is still 73.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:36:11,830 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1411.61ms. Allocated memory is still 117.4MB. Free memory was 88.1MB in the beginning and 68.1MB in the end (delta: 20.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 03:36:11,832 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.82ms. Allocated memory is still 117.4MB. Free memory is still 73.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1411.61ms. Allocated memory is still 117.4MB. Free memory was 88.1MB in the beginning and 68.1MB in the end (delta: 20.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_16_16_thresh_2_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3 --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 08a7246d63674f1a770f6e9cc5770eaec44d593aa7b6c335a48c6fe49718dd76 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:36:14,827 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:36:14,976 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 03:36:15,008 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:36:15,009 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:36:15,009 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:36:15,010 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:36:15,010 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:36:15,010 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:36:15,011 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:36:15,011 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:36:15,011 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:36:15,011 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:36:15,011 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:36:15,011 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:36:15,011 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:36:15,011 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 03:36:15,012 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 03:36:15,012 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 03:36:15,012 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:36:15,012 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:36:15,012 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:36:15,012 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:36:15,012 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:36:15,012 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:36:15,013 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:36:15,013 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:36:15,013 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 03:36:15,013 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:36:15,013 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:36:15,016 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:36:15,017 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:36:15,017 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:36:15,017 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 03:36:15,017 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:36:15,017 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 03:36:15,017 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_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3 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 -> 08a7246d63674f1a770f6e9cc5770eaec44d593aa7b6c335a48c6fe49718dd76 [2024-11-25 03:36:15,409 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:36:15,423 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:36:15,426 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:36:15,430 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:36:15,430 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:36:15,432 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/neural-networks/poly_16_16_thresh_2_safe.c-amalgamation.i [2024-11-25 03:36:18,760 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/data/6f1fd84d8/dc034d933db64336bda47ff6b34d72be/FLAGa4c5ebb2d [2024-11-25 03:36:19,251 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:36:19,252 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/sv-benchmarks/c/neural-networks/poly_16_16_thresh_2_safe.c-amalgamation.i [2024-11-25 03:36:19,285 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/data/6f1fd84d8/dc034d933db64336bda47ff6b34d72be/FLAGa4c5ebb2d [2024-11-25 03:36:19,325 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/data/6f1fd84d8/dc034d933db64336bda47ff6b34d72be [2024-11-25 03:36:19,328 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:36:19,329 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:36:19,331 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:36:19,331 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:36:19,336 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:36:19,337 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:36:19" (1/1) ... [2024-11-25 03:36:19,340 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5aa7e2b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:19, skipping insertion in model container [2024-11-25 03:36:19,340 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:36:19" (1/1) ... [2024-11-25 03:36:19,401 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:36:20,683 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_04fb06fd-ec54-40f9-ab37-97907f4464b8/sv-benchmarks/c/neural-networks/poly_16_16_thresh_2_safe.c-amalgamation.i[71451,71464] [2024-11-25 03:36:21,205 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-25 03:36:21,213 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:36:21,242 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:36:21,350 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_04fb06fd-ec54-40f9-ab37-97907f4464b8/sv-benchmarks/c/neural-networks/poly_16_16_thresh_2_safe.c-amalgamation.i[71451,71464] [2024-11-25 03:36:21,661 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:36:21,899 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:36:21,900 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:21 WrapperNode [2024-11-25 03:36:21,900 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:36:21,901 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:36:21,902 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:36:21,902 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:36:21,910 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:21" (1/1) ... [2024-11-25 03:36:21,972 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:21" (1/1) ... [2024-11-25 03:36:22,110 INFO L138 Inliner]: procedures = 779, calls = 1057, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1617 [2024-11-25 03:36:22,113 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:36:22,114 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:36:22,114 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:36:22,114 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:36:22,127 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:21" (1/1) ... [2024-11-25 03:36:22,127 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:21" (1/1) ... [2024-11-25 03:36:22,156 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:21" (1/1) ... [2024-11-25 03:36:22,156 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:21" (1/1) ... [2024-11-25 03:36:22,263 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:21" (1/1) ... [2024-11-25 03:36:22,270 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:21" (1/1) ... [2024-11-25 03:36:22,288 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:21" (1/1) ... [2024-11-25 03:36:22,301 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:21" (1/1) ... [2024-11-25 03:36:22,312 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:21" (1/1) ... [2024-11-25 03:36:22,334 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:36:22,335 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:36:22,335 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:36:22,335 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:36:22,337 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:36:21" (1/1) ... [2024-11-25 03:36:22,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:36:22,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:36:22,378 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:36:22,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:36:22,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-25 03:36:22,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-25 03:36:22,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:36:22,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:36:22,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:36:22,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-25 03:36:22,421 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-25 03:36:22,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 03:36:22,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-25 03:36:22,421 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2024-11-25 03:36:22,421 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2024-11-25 03:36:22,421 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-25 03:36:22,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-25 03:36:22,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 03:36:22,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 03:36:22,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-25 03:36:22,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-25 03:36:22,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-25 03:36:22,423 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2024-11-25 03:36:22,423 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2024-11-25 03:36:22,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-25 03:36:22,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-25 03:36:22,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-25 03:36:22,423 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2024-11-25 03:36:22,423 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2024-11-25 03:36:22,799 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:36:22,802 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:37:10,974 INFO L? ?]: Removed 241 outVars from TransFormulas that were not future-live. [2024-11-25 03:37:10,975 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:37:21,571 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:37:21,572 INFO L312 CfgBuilder]: Removed 44 assume(true) statements. [2024-11-25 03:37:21,573 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:37:21 BoogieIcfgContainer [2024-11-25 03:37:21,574 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:37:21,575 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:37:21,575 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:37:21,586 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:37:21,587 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:37:21" (1/1) ... [2024-11-25 03:37:21,599 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:37:21,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:37:21,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 102 states and 167 transitions. [2024-11-25 03:37:21,685 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 167 transitions. [2024-11-25 03:37:21,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-25 03:37:21,696 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:37:21,697 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:37:21,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:37:21,701 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:37:21,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 03:38:57,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:38:57,754 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:40:12,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:40:12,676 INFO L256 TraceCheckSpWp]: Trace formula consists of 3507 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 03:40:12,685 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:40:13,519 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-25 03:40:13,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 03:40:24,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.51s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:40:27,135 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:40:30,713 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:40:34,740 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:40:34,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:40:34,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 119 states and 210 transitions. [2024-11-25 03:40:34,819 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 210 transitions. [2024-11-25 03:40:34,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-25 03:40:34,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:40:34,828 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:40:34,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:40:34,831 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:40:34,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 03:42:08,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:42:08,993 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:43:54,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:43:54,267 INFO L256 TraceCheckSpWp]: Trace formula consists of 3510 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 03:43:54,273 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:43:55,067 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-25 03:43:55,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 03:43:56,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:43:56,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 126 states and 233 transitions. [2024-11-25 03:43:56,799 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 233 transitions. [2024-11-25 03:43:56,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-25 03:43:56,802 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:43:56,802 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:43:56,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:43:56,805 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:43:56,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 03:45:42,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:45:42,919 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:47:36,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:47:36,310 INFO L256 TraceCheckSpWp]: Trace formula consists of 3516 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 03:47:36,315 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:47:36,908 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-25 03:47:36,975 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 03:47:38,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:47:38,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 127 states and 235 transitions. [2024-11-25 03:47:38,476 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 235 transitions. [2024-11-25 03:47:38,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-25 03:47:38,480 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:47:38,480 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:47:38,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:47:38,482 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:47:38,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 03:49:16,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:49:16,527 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:50:39,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:50:39,684 INFO L256 TraceCheckSpWp]: Trace formula consists of 3514 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 03:50:39,690 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:50:40,837 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-25 03:50:40,916 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-25 03:50:43,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:50:45,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:50:48,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:50:48,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 135 states and 262 transitions. [2024-11-25 03:50:48,022 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 262 transitions. [2024-11-25 03:50:48,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-25 03:50:48,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:50:48,030 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:50:48,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:50:48,035 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:50:48,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04fb06fd-ec54-40f9-ab37-97907f4464b8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process