./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_32_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_32_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2fa29cba9a3655ca70607fc21e68f5e482c68009e76da3fc3c5c00f5a81c45cd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:43:48,290 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:43:48,347 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-05 23:43:48,351 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:43:48,351 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:43:48,370 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:43:48,371 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:43:48,371 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:43:48,372 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:43:48,372 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:43:48,372 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:43:48,372 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:43:48,372 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:43:48,372 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:43:48,372 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:43:48,372 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:43:48,373 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:43:48,373 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 23:43:48,373 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 23:43:48,373 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:43:48,373 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:43:48,373 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:43:48,373 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:43:48,373 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:43:48,373 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:43:48,373 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:43:48,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:43:48,374 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:43:48,374 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:43:48,374 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:43:48,374 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:43:48,374 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:43:48,374 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_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2fa29cba9a3655ca70607fc21e68f5e482c68009e76da3fc3c5c00f5a81c45cd [2024-12-05 23:43:48,590 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:43:48,598 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:43:48,601 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:43:48,602 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:43:48,602 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:43:48,603 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_32_good.i [2024-12-05 23:43:51,195 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/data/15bafaa09/98de27a9ef4d4323b38e739119af170b/FLAG6295c3237 [2024-12-05 23:43:51,521 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:43:51,522 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_32_good.i [2024-12-05 23:43:51,543 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/data/15bafaa09/98de27a9ef4d4323b38e739119af170b/FLAG6295c3237 [2024-12-05 23:43:51,787 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/data/15bafaa09/98de27a9ef4d4323b38e739119af170b [2024-12-05 23:43:51,788 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:43:51,789 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:43:51,791 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:43:51,791 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:43:51,794 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:43:51,794 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:43:51" (1/1) ... [2024-12-05 23:43:51,795 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f7ae468 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:43:51, skipping insertion in model container [2024-12-05 23:43:51,795 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:43:51" (1/1) ... [2024-12-05 23:43:51,840 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:43:53,009 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: sqrt 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:1019) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:283) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:783) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:783) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1752) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:233) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:393) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2500) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:641) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:43:53,015 INFO L158 Benchmark]: Toolchain (without parser) took 1224.17ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 64.6MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 23:43:53,015 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:43:53,015 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1222.07ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 64.6MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 23:43:53,016 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1222.07ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 64.6MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt: 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_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_32_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2fa29cba9a3655ca70607fc21e68f5e482c68009e76da3fc3c5c00f5a81c45cd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:43:54,752 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:43:54,824 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-12-05 23:43:54,849 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:43:54,850 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:43:54,850 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:43:54,850 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:43:54,851 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:43:54,851 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:43:54,851 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:43:54,851 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:43:54,851 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:43:54,851 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:43:54,851 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:43:54,851 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:43:54,851 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:43:54,852 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 23:43:54,852 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:43:54,852 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 23:43:54,852 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:43:54,852 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:43:54,852 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:43:54,852 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:43:54,852 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:43:54,852 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:43:54,852 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:43:54,852 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:43:54,853 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:43:54,853 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:43:54,853 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:43:54,853 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:43:54,853 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:43:54,853 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:43:54,853 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:43:54,853 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:43:54,853 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_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2fa29cba9a3655ca70607fc21e68f5e482c68009e76da3fc3c5c00f5a81c45cd [2024-12-05 23:43:55,081 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:43:55,090 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:43:55,092 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:43:55,093 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:43:55,094 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:43:55,095 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_32_good.i [2024-12-05 23:43:57,784 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/data/5b328faac/6c8abb2fe392413cbd4effbe6c069962/FLAG7825be6bb [2024-12-05 23:43:58,082 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:43:58,082 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_32_good.i [2024-12-05 23:43:58,102 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/data/5b328faac/6c8abb2fe392413cbd4effbe6c069962/FLAG7825be6bb [2024-12-05 23:43:58,115 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/data/5b328faac/6c8abb2fe392413cbd4effbe6c069962 [2024-12-05 23:43:58,117 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:43:58,118 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:43:58,119 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:43:58,119 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:43:58,123 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:43:58,123 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:43:58" (1/1) ... [2024-12-05 23:43:58,124 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32e4c2d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:43:58, skipping insertion in model container [2024-12-05 23:43:58,124 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:43:58" (1/1) ... [2024-12-05 23:43:58,161 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:43:59,366 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:43:59,383 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:43:59,471 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:43:59,679 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:43:59,679 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:43:59 WrapperNode [2024-12-05 23:43:59,679 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:43:59,680 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:43:59,680 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:43:59,680 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:43:59,686 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:43:59" (1/1) ... [2024-12-05 23:43:59,710 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:43:59" (1/1) ... [2024-12-05 23:43:59,732 INFO L138 Inliner]: procedures = 943, calls = 44, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 99 [2024-12-05 23:43:59,732 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:43:59,732 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:43:59,733 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:43:59,733 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:43:59,739 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:43:59" (1/1) ... [2024-12-05 23:43:59,740 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:43:59" (1/1) ... [2024-12-05 23:43:59,743 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:43:59" (1/1) ... [2024-12-05 23:43:59,744 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:43:59" (1/1) ... [2024-12-05 23:43:59,750 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:43:59" (1/1) ... [2024-12-05 23:43:59,751 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:43:59" (1/1) ... [2024-12-05 23:43:59,752 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:43:59" (1/1) ... [2024-12-05 23:43:59,754 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:43:59" (1/1) ... [2024-12-05 23:43:59,755 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:43:59" (1/1) ... [2024-12-05 23:43:59,757 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:43:59,758 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:43:59,758 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:43:59,758 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:43:59,759 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:43:59" (1/1) ... [2024-12-05 23:43:59,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:43:59,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:43:59,786 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:43:59,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:43:59,810 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-12-05 23:43:59,810 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-12-05 23:43:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:43:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:43:59,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:43:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-05 23:43:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-05 23:43:59,811 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-05 23:43:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 23:43:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:43:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-05 23:43:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-05 23:43:59,937 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:43:59,938 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:44:03,166 INFO L? ?]: Removed 33 outVars from TransFormulas that were not future-live. [2024-12-05 23:44:03,166 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:44:03,206 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:44:03,207 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 23:44:03,207 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:44:03 BoogieIcfgContainer [2024-12-05 23:44:03,207 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:44:03,208 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:44:03,208 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:44:03,215 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:44:03,215 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:44:03" (1/1) ... [2024-12-05 23:44:03,222 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:44:03,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:44:03,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 37 transitions. [2024-12-05 23:44:03,265 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2024-12-05 23:44:03,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 23:44:03,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:44:03,270 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:44:03,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:44:03,272 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:44:03,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 23:44:03,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:44:03,465 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:44:03,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:44:03,522 INFO L256 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 23:44:03,526 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:44:03,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:44:03,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 23:44:04,867 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 23:44:04,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:44:04,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 36 transitions. [2024-12-05 23:44:04,895 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2024-12-05 23:44:04,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:44:04,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:44:04,895 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:44:04,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:44:04,897 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:44:04,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 23:44:05,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:44:05,072 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:44:05,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:44:05,122 INFO L256 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 23:44:05,125 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:44:05,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:44:05,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 23:44:06,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:44:06,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 29 states and 35 transitions. [2024-12-05 23:44:06,160 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2024-12-05 23:44:06,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-05 23:44:06,160 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:44:06,160 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:44:06,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:44:06,162 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:44:06,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 23:44:06,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:44:06,285 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:44:06,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:44:06,361 INFO L256 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 23:44:06,362 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:44:06,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:44:06,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 23:44:06,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:44:06,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 28 states and 34 transitions. [2024-12-05 23:44:06,526 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2024-12-05 23:44:06,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 23:44:06,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:44:06,527 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:44:06,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:44:06,529 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:44:06,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 23:44:06,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:44:06,662 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:44:06,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:44:06,751 INFO L256 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:44:06,752 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:44:06,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:44:06,783 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-05 23:44:06,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:44:06,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 29 states and 35 transitions. [2024-12-05 23:44:06,836 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2024-12-05 23:44:06,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-05 23:44:06,836 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:44:06,836 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:44:06,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:44:06,838 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:44:06,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-05 23:44:46,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:44:46,194 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:44:53,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:44:53,758 INFO L256 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 23:44:53,759 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:44:55,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:44:55,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-05 23:45:02,740 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-05 23:45:02,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:45:02,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 28 states and 34 transitions. [2024-12-05 23:45:02,814 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2024-12-05 23:45:02,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-05 23:45:02,815 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:45:02,815 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:45:02,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:45:02,816 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:45:02,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-05 23:45:39,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:45:39,648 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:45:49,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:45:49,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-05 23:45:49,712 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:45:49,715 INFO L158 Benchmark]: Toolchain (without parser) took 111596.90ms. Allocated memory was 92.3MB in the beginning and 159.4MB in the end (delta: 67.1MB). Free memory was 64.8MB in the beginning and 106.1MB in the end (delta: -41.3MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2024-12-05 23:45:49,715 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:45:49,715 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1560.60ms. Allocated memory was 92.3MB in the beginning and 159.4MB in the end (delta: 67.1MB). Free memory was 64.6MB in the beginning and 109.9MB in the end (delta: -45.2MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. [2024-12-05 23:45:49,716 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.97ms. Allocated memory is still 159.4MB. Free memory was 109.9MB in the beginning and 105.7MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:45:49,716 INFO L158 Benchmark]: Boogie Preprocessor took 24.89ms. Allocated memory is still 159.4MB. Free memory was 105.7MB in the beginning and 104.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:45:49,716 INFO L158 Benchmark]: RCFGBuilder took 3449.17ms. Allocated memory is still 159.4MB. Free memory was 104.0MB in the beginning and 82.4MB in the end (delta: 21.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 23:45:49,716 INFO L158 Benchmark]: CodeCheck took 106506.58ms. Allocated memory is still 159.4MB. Free memory was 81.8MB in the beginning and 106.1MB in the end (delta: -24.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:45:49,718 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1560.60ms. Allocated memory was 92.3MB in the beginning and 159.4MB in the end (delta: 67.1MB). Free memory was 64.6MB in the beginning and 109.9MB in the end (delta: -45.2MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.97ms. Allocated memory is still 159.4MB. Free memory was 109.9MB in the beginning and 105.7MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.89ms. Allocated memory is still 159.4MB. Free memory was 105.7MB in the beginning and 104.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 3449.17ms. Allocated memory is still 159.4MB. Free memory was 104.0MB in the beginning and 82.4MB in the end (delta: 21.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 106506.58ms. Allocated memory is still 159.4MB. Free memory was 81.8MB in the beginning and 106.1MB in the end (delta: -24.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:45:49,922 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9563f813-637c-49a2-9da3-354e61ebcdfc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown