./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_3_unsafe.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_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/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_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_3_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/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_d83ec193-e73c-48c1-b7c7-29cde282e4d9/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 facdd93deb28ce0f6789e83c2e6ff486c17d8b88ff296c82e9977b77662af840 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:10:04,924 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:10:05,029 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 02:10:05,035 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:10:05,035 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:10:05,068 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:10:05,069 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:10:05,069 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:10:05,071 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:10:05,071 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:10:05,073 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:10:05,073 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:10:05,074 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:10:05,074 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:10:05,074 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:10:05,074 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:10:05,074 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:10:05,074 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:10:05,074 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:10:05,074 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:10:05,074 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:10:05,075 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:10:05,075 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:10:05,075 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:10:05,075 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:10:05,075 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:10:05,075 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:10:05,075 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:10:05,076 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:10:05,076 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:10:05,077 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:10:05,077 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:10:05,077 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:10:05,077 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_d83ec193-e73c-48c1-b7c7-29cde282e4d9/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 -> facdd93deb28ce0f6789e83c2e6ff486c17d8b88ff296c82e9977b77662af840 [2024-11-25 02:10:05,425 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:10:05,440 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:10:05,446 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:10:05,448 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:10:05,449 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:10:05,450 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_3_unsafe.c-amalgamation.i [2024-11-25 02:10:08,575 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/data/c6281b71b/1835a841e6de4f909fba772a15e59868/FLAG147da409e [2024-11-25 02:10:09,266 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:10:09,267 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_3_unsafe.c-amalgamation.i [2024-11-25 02:10:09,301 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/data/c6281b71b/1835a841e6de4f909fba772a15e59868/FLAG147da409e [2024-11-25 02:10:09,693 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/data/c6281b71b/1835a841e6de4f909fba772a15e59868 [2024-11-25 02:10:09,701 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:10:09,702 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:10:09,710 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:10:09,710 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:10:09,720 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:10:09,721 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:10:09" (1/1) ... [2024-11-25 02:10:09,726 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@517e499 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:10:09, skipping insertion in model container [2024-11-25 02:10:09,726 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:10:09" (1/1) ... [2024-11-25 02:10:09,816 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:10:11,113 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 02:10:11,121 INFO L158 Benchmark]: Toolchain (without parser) took 1417.93ms. Allocated memory is still 142.6MB. Free memory was 114.6MB in the beginning and 94.6MB in the end (delta: 20.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 02:10:11,122 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 142.6MB. Free memory is still 79.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:10:11,123 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1409.70ms. Allocated memory is still 142.6MB. Free memory was 114.3MB in the beginning and 94.6MB in the end (delta: 19.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 02:10:11,124 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49ms. Allocated memory is still 142.6MB. Free memory is still 79.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1409.70ms. Allocated memory is still 142.6MB. Free memory was 114.3MB in the beginning and 94.6MB in the end (delta: 19.8MB). 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_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/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_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_3_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/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_d83ec193-e73c-48c1-b7c7-29cde282e4d9/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 facdd93deb28ce0f6789e83c2e6ff486c17d8b88ff296c82e9977b77662af840 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:10:13,888 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:10:13,998 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 02:10:14,060 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:10:14,062 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:10:14,062 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:10:14,066 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:10:14,066 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:10:14,067 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:10:14,067 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:10:14,067 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:10:14,067 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:10:14,067 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:10:14,067 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:10:14,067 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:10:14,067 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:10:14,068 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:10:14,068 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:10:14,068 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:10:14,068 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:10:14,068 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:10:14,068 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:10:14,068 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:10:14,068 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:10:14,069 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:10:14,069 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:10:14,069 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:10:14,069 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:10:14,070 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:10:14,070 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:10:14,070 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:10:14,074 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:10:14,074 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:10:14,074 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:10:14,074 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:10:14,074 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:10:14,074 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_d83ec193-e73c-48c1-b7c7-29cde282e4d9/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 -> facdd93deb28ce0f6789e83c2e6ff486c17d8b88ff296c82e9977b77662af840 [2024-11-25 02:10:14,488 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:10:14,500 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:10:14,503 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:10:14,505 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:10:14,506 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:10:14,507 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_3_unsafe.c-amalgamation.i [2024-11-25 02:10:18,594 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/data/aa42fd546/34b4d9c6efcf4a98825f206bde9a8054/FLAGe32d3ce67 [2024-11-25 02:10:18,622 ERROR L? ?]: Error during toolchain job processing: java.lang.NullPointerException: Cannot invoke "String.equalsIgnoreCase(String)" because "kindStr" is null at org.eclipse.cdt.internal.core.model.PathEntry.kindFromString(PathEntry.java:80) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.decodePathEntry(DefaultPathEntryStore.java:127) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.getRawPathEntries(DefaultPathEntryStore.java:97) at org.eclipse.cdt.internal.core.model.PathEntryStoreProxy.getRawPathEntries(PathEntryStoreProxy.java:102) at org.eclipse.cdt.internal.core.model.PathEntryManager.getRawPathEntries(PathEntryManager.java:666) at org.eclipse.cdt.core.model.CoreModel.getRawPathEntries(CoreModel.java:937) at org.eclipse.cdt.core.model.CoreModel.oldIsScannerInformationEmpty(CoreModel.java:1307) at org.eclipse.cdt.core.model.CoreModel.isScannerInformationEmpty(CoreModel.java:1252) at org.eclipse.cdt.internal.core.pdom.indexer.ProjectIndexerInputAdapter.isFileBuildConfigured(ProjectIndexerInputAdapter.java:267) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.isRequiredInIndex(AbstractIndexerTask.java:748) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.extractFiles(AbstractIndexerTask.java:667) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.runTask(AbstractIndexerTask.java:558) at org.eclipse.cdt.internal.core.pdom.indexer.PDOMIndexerTask.run(PDOMIndexerTask.java:164) at org.eclipse.cdt.internal.core.pdom.PDOMIndexerJob.run(PDOMIndexerJob.java:160) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 02:10:19,215 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:10:19,216 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_3_unsafe.c-amalgamation.i [2024-11-25 02:10:19,268 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/data/aa42fd546/34b4d9c6efcf4a98825f206bde9a8054/FLAGe32d3ce67 [2024-11-25 02:10:19,297 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/data/aa42fd546/34b4d9c6efcf4a98825f206bde9a8054 [2024-11-25 02:10:19,300 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:10:19,306 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:10:19,309 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:10:19,309 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:10:19,316 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:10:19,317 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:10:19" (1/1) ... [2024-11-25 02:10:19,318 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2baeae0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:10:19, skipping insertion in model container [2024-11-25 02:10:19,319 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:10:19" (1/1) ... [2024-11-25 02:10:19,433 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:10:20,936 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_d83ec193-e73c-48c1-b7c7-29cde282e4d9/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_3_unsafe.c-amalgamation.i[71475,71488] [2024-11-25 02:10:21,453 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 02:10:21,464 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:10:21,484 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:10:21,579 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_d83ec193-e73c-48c1-b7c7-29cde282e4d9/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_3_unsafe.c-amalgamation.i[71475,71488] [2024-11-25 02:10:21,884 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:10:22,347 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:10:22,348 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:10:22 WrapperNode [2024-11-25 02:10:22,348 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:10:22,349 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:10:22,349 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:10:22,349 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:10:22,360 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:10:22" (1/1) ... [2024-11-25 02:10:22,462 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:10:22" (1/1) ... [2024-11-25 02:10:22,616 INFO L138 Inliner]: procedures = 779, calls = 975, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1547 [2024-11-25 02:10:22,618 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:10:22,618 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:10:22,619 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:10:22,620 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:10:22,629 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:10:22" (1/1) ... [2024-11-25 02:10:22,630 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:10:22" (1/1) ... [2024-11-25 02:10:22,655 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:10:22" (1/1) ... [2024-11-25 02:10:22,655 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:10:22" (1/1) ... [2024-11-25 02:10:22,780 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:10:22" (1/1) ... [2024-11-25 02:10:22,786 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:10:22" (1/1) ... [2024-11-25 02:10:22,812 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:10:22" (1/1) ... [2024-11-25 02:10:22,827 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:10:22" (1/1) ... [2024-11-25 02:10:22,840 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:10:22" (1/1) ... [2024-11-25 02:10:22,868 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:10:22,869 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:10:22,872 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:10:22,872 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:10:22,873 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:10:22" (1/1) ... [2024-11-25 02:10:22,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:10:22,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:10:22,924 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:10:22,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:10:22,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-25 02:10:22,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-25 02:10:22,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:10:22,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:10:22,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:10:22,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-25 02:10:22,969 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-25 02:10:22,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 02:10:22,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-25 02:10:22,969 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2024-11-25 02:10:22,969 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2024-11-25 02:10:22,969 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-25 02:10:22,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-25 02:10:22,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 02:10:22,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:10:22,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-25 02:10:22,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-25 02:10:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-25 02:10:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2024-11-25 02:10:22,971 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2024-11-25 02:10:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-25 02:10:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-25 02:10:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-25 02:10:22,972 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2024-11-25 02:10:22,973 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2024-11-25 02:10:23,410 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:10:23,413 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:11:16,494 INFO L? ?]: Removed 247 outVars from TransFormulas that were not future-live. [2024-11-25 02:11:16,495 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:11:20,163 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:11:20,165 INFO L312 CfgBuilder]: Removed 44 assume(true) statements. [2024-11-25 02:11:20,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:11:20 BoogieIcfgContainer [2024-11-25 02:11:20,166 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:11:20,166 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:11:20,167 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:11:20,181 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:11:20,181 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:11:20" (1/1) ... [2024-11-25 02:11:20,190 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:11:20,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:11:20,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 104 states and 171 transitions. [2024-11-25 02:11:20,261 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 171 transitions. [2024-11-25 02:11:20,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-25 02:11:20,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:11:20,273 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:11:20,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:11:20,278 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:11:20,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 02:11:41,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:11:41,251 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:11:50,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:11:50,947 INFO L256 TraceCheckSpWp]: Trace formula consists of 2787 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 02:11:50,959 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:11:51,917 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2024-11-25 02:11:51,973 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 02:12:02,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 02:12:05,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 02:12:08,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 02:12:12,938 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 02:12:13,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:12:13,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 121 states and 216 transitions. [2024-11-25 02:12:13,035 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 216 transitions. [2024-11-25 02:12:13,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-25 02:12:13,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:12:13,042 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:12:13,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:12:13,045 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:12:13,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 02:12:33,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:33,625 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:12:44,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:44,883 INFO L256 TraceCheckSpWp]: Trace formula consists of 2791 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 02:12:44,893 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:12:45,870 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2024-11-25 02:12:45,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 02:12:48,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:12:48,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 128 states and 239 transitions. [2024-11-25 02:12:48,012 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 239 transitions. [2024-11-25 02:12:48,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-25 02:12:48,024 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:12:48,024 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:12:48,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:12:48,033 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:12:48,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 02:13:13,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:13,051 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:13:23,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:23,370 INFO L256 TraceCheckSpWp]: Trace formula consists of 2803 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 02:13:23,377 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:13:23,937 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-25 02:13:23,986 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 02:13:25,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 02:13:25,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:25,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 129 states and 241 transitions. [2024-11-25 02:13:25,987 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 241 transitions. [2024-11-25 02:13:25,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-25 02:13:25,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:25,992 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:13:25,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:13:25,994 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:13:25,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 02:13:51,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:51,012 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:14:03,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:14:03,370 INFO L256 TraceCheckSpWp]: Trace formula consists of 2800 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 02:14:03,376 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:14:04,321 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2024-11-25 02:14:04,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-25 02:14:05,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 02:14:07,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 02:14:09,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:14:09,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 137 states and 268 transitions. [2024-11-25 02:14:09,801 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 268 transitions. [2024-11-25 02:14:09,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-25 02:14:09,804 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:14:09,804 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:14:09,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:14:09,811 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:14:09,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-25 02:14:30,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:14:30,706 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:14:43,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:14:44,093 INFO L256 TraceCheckSpWp]: Trace formula consists of 2804 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 02:14:44,099 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:14:45,498 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-25 02:14:45,595 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-25 02:14:49,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:14:49,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 144 states and 295 transitions. [2024-11-25 02:14:49,141 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 295 transitions. [2024-11-25 02:14:49,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-25 02:14:49,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:14:49,150 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:14:49,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:14:49,153 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:14:49,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-25 02:15:15,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:15:15,426 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:15:30,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:15:30,678 INFO L256 TraceCheckSpWp]: Trace formula consists of 2851 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 02:15:30,689 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:15:31,773 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-25 02:15:31,873 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-25 02:15:35,523 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 02:15:39,041 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 02:15:40,557 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:15:41,980 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 02:15:42,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:15:42,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 145 states and 296 transitions. [2024-11-25 02:15:42,052 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 296 transitions. [2024-11-25 02:15:42,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-25 02:15:42,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:15:42,057 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:15:42,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:15:42,062 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:15:42,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-25 02:16:06,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:16:06,635 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:16:20,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:16:20,471 INFO L256 TraceCheckSpWp]: Trace formula consists of 2842 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 02:16:20,475 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:16:21,803 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-11-25 02:16:21,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-25 02:16:24,209 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:16:27,188 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:16:28,414 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:16:32,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:16:32,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 154 states and 329 transitions. [2024-11-25 02:16:32,949 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 329 transitions. [2024-11-25 02:16:32,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-25 02:16:32,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:16:32,957 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:16:32,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:16:32,960 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:16:32,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-25 02:16:51,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:16:51,749 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:17:00,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:00,561 INFO L256 TraceCheckSpWp]: Trace formula consists of 2812 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 02:17:00,565 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:17:01,666 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-11-25 02:17:01,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-25 02:17:03,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 02:17:05,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:17:05,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 161 states and 360 transitions. [2024-11-25 02:17:05,876 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 360 transitions. [2024-11-25 02:17:05,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-25 02:17:05,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:17:05,879 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:17:05,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:17:05,882 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:17:05,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-25 02:17:24,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:24,195 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:17:33,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:33,790 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 02:17:33,793 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:17:36,855 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-25 02:17:36,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-25 02:17:48,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 02:17:59,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:17:59,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 180 states and 424 transitions. [2024-11-25 02:17:59,436 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 424 transitions. [2024-11-25 02:17:59,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-25 02:17:59,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:17:59,440 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:17:59,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:17:59,443 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:17:59,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-25 02:18:17,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:18:17,058 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:18:24,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:18:24,467 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 02:18:24,470 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:18:26,219 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-25 02:18:26,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-25 02:18:28,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:18:28,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 180 states and 424 transitions. [2024-11-25 02:18:28,006 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 424 transitions. [2024-11-25 02:18:28,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-25 02:18:28,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:18:28,009 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:18:28,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:18:28,010 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:18:28,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-25 02:18:44,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:18:44,644 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:18:52,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:18:52,579 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 02:18:52,581 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:18:54,243 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-25 02:18:54,298 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-25 02:18:54,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:18:54,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 180 states and 424 transitions. [2024-11-25 02:18:54,319 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 424 transitions. [2024-11-25 02:18:54,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-25 02:18:54,321 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:18:54,322 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:18:54,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:18:54,324 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:18:54,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-25 02:19:12,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:19:12,185 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:19:20,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:19:20,215 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 02:19:20,217 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:19:22,067 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-25 02:19:22,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-25 02:19:22,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:19:22,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 180 states and 424 transitions. [2024-11-25 02:19:22,146 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 424 transitions. [2024-11-25 02:19:22,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-25 02:19:22,149 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:19:22,149 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:19:22,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:19:22,151 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:19:22,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-25 02:19:40,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:19:40,778 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:19:48,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:19:48,720 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 02:19:48,723 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:19:50,618 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-25 02:19:50,695 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-25 02:19:50,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:19:50,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 180 states and 424 transitions. [2024-11-25 02:19:50,718 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 424 transitions. [2024-11-25 02:19:50,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-25 02:19:50,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:19:50,720 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:19:50,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:19:50,724 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:19:50,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-25 02:20:10,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:20:10,525 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:20:18,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:20:18,971 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 02:20:18,974 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:20:20,894 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-25 02:20:20,964 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-25 02:20:20,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:20:20,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 180 states and 424 transitions. [2024-11-25 02:20:20,996 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 424 transitions. [2024-11-25 02:20:20,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-25 02:20:20,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:20:20,998 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:20:20,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:20:21,000 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:20:21,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-25 02:20:41,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:20:41,137 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:20:50,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:20:50,772 INFO L256 TraceCheckSpWp]: Trace formula consists of 2799 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 02:20:50,774 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:20:51,818 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-25 02:20:51,884 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-25 02:20:56,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:20:56,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 187 states and 442 transitions. [2024-11-25 02:20:56,510 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 442 transitions. [2024-11-25 02:20:56,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-25 02:20:56,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:20:56,512 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:20:56,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:20:56,513 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:20:56,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-25 02:21:15,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:21:15,155 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:21:22,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:21:22,955 INFO L256 TraceCheckSpWp]: Trace formula consists of 2811 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 02:21:22,957 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:21:25,475 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-25 02:21:25,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-11-25 02:21:32,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 02:21:33,614 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 02:21:34,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:21:34,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 195 states and 464 transitions. [2024-11-25 02:21:34,538 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 464 transitions. [2024-11-25 02:21:34,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-25 02:21:34,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:21:34,541 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:21:34,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:21:34,545 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:21:34,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-25 02:21:54,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:21:54,125 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:22:01,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:22:01,359 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 02:22:01,363 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:22:03,250 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-25 02:22:03,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-25 02:22:06,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:22:06,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 195 states and 464 transitions. [2024-11-25 02:22:06,575 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 464 transitions. [2024-11-25 02:22:06,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-25 02:22:06,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:22:06,578 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:22:06,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:22:06,581 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:22:06,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-25 02:22:25,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:22:25,728 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:22:33,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:22:33,932 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 02:22:33,935 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:22:35,768 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-25 02:22:35,842 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2024-11-25 02:22:36,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:22:36,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 195 states and 464 transitions. [2024-11-25 02:22:36,680 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 464 transitions. [2024-11-25 02:22:36,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-25 02:22:36,682 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:22:36,682 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:22:36,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:22:36,685 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:22:36,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-25 02:22:57,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:22:57,056 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:23:05,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:23:05,605 INFO L256 TraceCheckSpWp]: Trace formula consists of 2811 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 02:23:05,609 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:23:07,389 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-25 02:23:07,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-25 02:23:11,972 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 02:23:14,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:23:14,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 203 states and 488 transitions. [2024-11-25 02:23:14,687 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 488 transitions. [2024-11-25 02:23:14,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-25 02:23:14,689 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:23:14,689 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:23:14,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:23:14,691 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:23:14,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-25 02:23:34,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:23:34,717 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:23:42,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:23:42,794 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 02:23:42,797 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:23:44,591 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-25 02:23:44,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-25 02:23:45,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:23:45,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 203 states and 488 transitions. [2024-11-25 02:23:45,396 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 488 transitions. [2024-11-25 02:23:45,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-25 02:23:45,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:23:45,398 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:23:45,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:23:45,401 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:23:45,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-25 02:24:06,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:24:06,101 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:24:13,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:24:13,477 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 02:24:13,480 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:24:15,423 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-25 02:24:15,529 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-25 02:24:16,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:24:16,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 203 states and 488 transitions. [2024-11-25 02:24:16,317 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 488 transitions. [2024-11-25 02:24:16,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-25 02:24:16,318 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:24:16,318 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:24:16,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:24:16,321 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:24:16,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-25 02:24:36,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:24:36,905 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:24:46,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:24:46,460 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 02:24:46,463 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:24:48,256 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-25 02:24:48,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-25 02:24:49,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:24:49,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 203 states and 488 transitions. [2024-11-25 02:24:49,075 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 488 transitions. [2024-11-25 02:24:49,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-25 02:24:49,077 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:24:49,077 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:24:49,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:24:49,080 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:24:49,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d83ec193-e73c-48c1-b7c7-29cde282e4d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process