./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_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/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_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/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_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3 --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 [2024-11-25 02:20:24,200 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:20:24,310 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-25 02:20:24,319 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:20:24,320 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:20:24,367 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:20:24,368 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:20:24,368 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:20:24,370 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:20:24,370 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:20:24,371 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:20:24,371 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:20:24,371 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:20:24,371 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:20:24,371 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:20:24,371 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:20:24,371 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:20:24,371 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 02:20:24,372 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 02:20:24,372 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:20:24,372 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:20:24,372 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:20:24,372 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:20:24,372 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:20:24,372 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:20:24,372 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:20:24,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:20:24,373 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:20:24,376 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:20:24,376 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:20:24,376 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:20:24,376 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:20:24,376 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_a4ca1f18-4428-4bbd-b14a-71acd96291d7/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 ! 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 [2024-11-25 02:20:24,749 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:20:24,759 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:20:24,762 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:20:24,763 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:20:24,764 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:20:24,765 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_32_good.i [2024-11-25 02:20:27,819 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/data/6215866ae/bef46477ee5b490cb2d8fcd3034a4bdf/FLAGdd639a17c [2024-11-25 02:20:28,276 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:20:28,281 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_32_good.i [2024-11-25 02:20:28,323 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/data/6215866ae/bef46477ee5b490cb2d8fcd3034a4bdf/FLAGdd639a17c [2024-11-25 02:20:28,347 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/data/6215866ae/bef46477ee5b490cb2d8fcd3034a4bdf [2024-11-25 02:20:28,350 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:20:28,352 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:20:28,355 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:20:28,355 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:20:28,363 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:20:28,364 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:20:28" (1/1) ... [2024-11-25 02:20:28,367 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31b6f983 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:28, skipping insertion in model container [2024-11-25 02:20:28,367 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:20:28" (1/1) ... [2024-11-25 02:20:28,417 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:20:30,247 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 02:20:30,256 INFO L158 Benchmark]: Toolchain (without parser) took 1902.11ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 64.1MB in the end (delta: 24.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 02:20:30,256 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 117.4MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:20:30,260 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1898.50ms. Allocated memory is still 117.4MB. Free memory was 88.4MB in the beginning and 64.1MB in the end (delta: 24.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 02:20:30,262 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45ms. Allocated memory is still 117.4MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1898.50ms. Allocated memory is still 117.4MB. Free memory was 88.4MB in the beginning and 64.1MB in the end (delta: 24.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: 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_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/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_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/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_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3 --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 [2024-11-25 02:20:33,160 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:20:33,314 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-25 02:20:33,383 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:20:33,384 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:20:33,384 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:20:33,385 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:20:33,385 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:20:33,386 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:20:33,386 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:20:33,387 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:20:33,387 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:20:33,388 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:20:33,388 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:20:33,388 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:20:33,389 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:20:33,389 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 02:20:33,389 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:20:33,389 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 02:20:33,389 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:20:33,389 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:20:33,390 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:20:33,390 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:20:33,390 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:20:33,390 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:20:33,390 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:20:33,390 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:20:33,390 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:20:33,390 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:20:33,390 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:20:33,391 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:20:33,391 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:20:33,391 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:20:33,391 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:20:33,391 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:20:33,391 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_a4ca1f18-4428-4bbd-b14a-71acd96291d7/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 ! 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 [2024-11-25 02:20:33,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:20:33,765 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:20:33,768 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:20:33,769 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:20:33,770 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:20:33,771 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_32_good.i [2024-11-25 02:20:37,087 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/data/ac1a8d7ef/53026521a5804959a044ed6599ab1fc0/FLAG6a4cd98d2 [2024-11-25 02:20:37,739 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:20:37,740 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_32_good.i [2024-11-25 02:20:37,789 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/data/ac1a8d7ef/53026521a5804959a044ed6599ab1fc0/FLAG6a4cd98d2 [2024-11-25 02:20:38,162 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/data/ac1a8d7ef/53026521a5804959a044ed6599ab1fc0 [2024-11-25 02:20:38,165 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:20:38,167 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:20:38,169 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:20:38,169 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:20:38,175 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:20:38,176 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:20:38" (1/1) ... [2024-11-25 02:20:38,177 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22a0fd98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:38, skipping insertion in model container [2024-11-25 02:20:38,178 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:20:38" (1/1) ... [2024-11-25 02:20:38,257 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:20:40,209 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:20:40,229 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:20:40,390 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:20:40,656 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:20:40,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:40 WrapperNode [2024-11-25 02:20:40,657 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:20:40,658 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:20:40,658 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:20:40,658 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:20:40,665 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:40" (1/1) ... [2024-11-25 02:20:40,693 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:40" (1/1) ... [2024-11-25 02:20:40,728 INFO L138 Inliner]: procedures = 943, calls = 44, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 99 [2024-11-25 02:20:40,728 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:20:40,729 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:20:40,729 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:20:40,729 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:20:40,738 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:40" (1/1) ... [2024-11-25 02:20:40,738 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:40" (1/1) ... [2024-11-25 02:20:40,743 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:40" (1/1) ... [2024-11-25 02:20:40,743 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:40" (1/1) ... [2024-11-25 02:20:40,754 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:40" (1/1) ... [2024-11-25 02:20:40,755 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:40" (1/1) ... [2024-11-25 02:20:40,757 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:40" (1/1) ... [2024-11-25 02:20:40,760 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:40" (1/1) ... [2024-11-25 02:20:40,762 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:40" (1/1) ... [2024-11-25 02:20:40,770 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:20:40,771 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:20:40,771 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:20:40,771 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:20:40,772 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:20:40" (1/1) ... [2024-11-25 02:20:40,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:20:40,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:20:40,817 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:20:40,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:20:40,848 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-11-25 02:20:40,849 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-11-25 02:20:40,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:20:40,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:20:40,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:20:40,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 02:20:40,850 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-25 02:20:40,851 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-25 02:20:40,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 02:20:40,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:20:40,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-25 02:20:40,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-25 02:20:41,051 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:20:41,053 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:20:45,180 INFO L? ?]: Removed 33 outVars from TransFormulas that were not future-live. [2024-11-25 02:20:45,180 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:20:45,232 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:20:45,233 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 02:20:45,233 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:20:45 BoogieIcfgContainer [2024-11-25 02:20:45,233 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:20:45,234 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:20:45,234 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:20:45,246 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:20:45,246 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:20:45" (1/1) ... [2024-11-25 02:20:45,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:20:45,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:20:45,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 37 transitions. [2024-11-25 02:20:45,303 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2024-11-25 02:20:45,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 02:20:45,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:20:45,308 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:20:45,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:20:45,316 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:20:45,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 02:20:45,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:20:45,581 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:20:45,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:20:45,685 INFO L256 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-25 02:20:45,693 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:20:45,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:20:45,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-25 02:20:47,377 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:20:47,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:20:47,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 36 transitions. [2024-11-25 02:20:47,412 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2024-11-25 02:20:47,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 02:20:47,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:20:47,413 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:20:47,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:20:47,415 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:20:47,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 02:20:47,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:20:47,657 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:20:47,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:20:47,725 INFO L256 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-25 02:20:47,728 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:20:47,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:20:47,753 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-11-25 02:20:47,755 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 02:20:49,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:20:49,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:20:49,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 29 states and 35 transitions. [2024-11-25 02:20:49,108 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2024-11-25 02:20:49,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 02:20:49,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:20:49,108 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:20:49,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:20:49,110 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:20:49,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 02:20:49,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:20:49,263 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:20:49,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:20:49,343 INFO L256 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 02:20:49,345 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:20:49,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:20:49,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 02:20:49,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:20:49,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 28 states and 34 transitions. [2024-11-25 02:20:49,568 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2024-11-25 02:20:49,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 02:20:49,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:20:49,569 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:20:49,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:20:49,571 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:20:49,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 02:20:49,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:20:49,738 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:20:49,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:20:49,853 INFO L256 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 02:20:49,855 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:20:49,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:20:49,897 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Exception during sending of exit command (exit): Broken pipe [2024-11-25 02:20:49,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-25 02:20:49,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:20:49,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 29 states and 35 transitions. [2024-11-25 02:20:49,977 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2024-11-25 02:20:49,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 02:20:49,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:20:49,978 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:20:49,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:20:49,981 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:20:49,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-25 02:21:50,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:21:50,030 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:22:00,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:22:00,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-25 02:22:00,139 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) [2024-11-25 02:22:00,147 INFO L158 Benchmark]: Toolchain (without parser) took 81976.89ms. Allocated memory was 117.4MB in the beginning and 293.6MB in the end (delta: 176.2MB). Free memory was 87.7MB in the beginning and 150.2MB in the end (delta: -62.5MB). Peak memory consumption was 114.4MB. Max. memory is 16.1GB. [2024-11-25 02:22:00,148 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 117.4MB. Free memory was 84.5MB in the beginning and 84.4MB in the end (delta: 51.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:22:00,148 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2488.58ms. Allocated memory is still 117.4MB. Free memory was 87.5MB in the beginning and 41.5MB in the end (delta: 46.0MB). Peak memory consumption was 71.1MB. Max. memory is 16.1GB. [2024-11-25 02:22:00,149 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.88ms. Allocated memory was 117.4MB in the beginning and 293.6MB in the end (delta: 176.2MB). Free memory was 41.5MB in the beginning and 255.0MB in the end (delta: -213.5MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2024-11-25 02:22:00,149 INFO L158 Benchmark]: Boogie Preprocessor took 41.15ms. Allocated memory is still 293.6MB. Free memory was 255.0MB in the beginning and 253.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:22:00,150 INFO L158 Benchmark]: RCFGBuilder took 4462.57ms. Allocated memory is still 293.6MB. Free memory was 253.1MB in the beginning and 230.6MB in the end (delta: 22.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 02:22:00,150 INFO L158 Benchmark]: CodeCheck took 74908.58ms. Allocated memory is still 293.6MB. Free memory was 230.6MB in the beginning and 150.2MB in the end (delta: 80.3MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. [2024-11-25 02:22:00,157 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 0.47ms. Allocated memory is still 117.4MB. Free memory was 84.5MB in the beginning and 84.4MB in the end (delta: 51.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2488.58ms. Allocated memory is still 117.4MB. Free memory was 87.5MB in the beginning and 41.5MB in the end (delta: 46.0MB). Peak memory consumption was 71.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.88ms. Allocated memory was 117.4MB in the beginning and 293.6MB in the end (delta: 176.2MB). Free memory was 41.5MB in the beginning and 255.0MB in the end (delta: -213.5MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.15ms. Allocated memory is still 293.6MB. Free memory was 255.0MB in the beginning and 253.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 4462.57ms. Allocated memory is still 293.6MB. Free memory was 253.1MB in the beginning and 230.6MB in the end (delta: 22.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 74908.58ms. Allocated memory is still 293.6MB. Free memory was 230.6MB in the beginning and 150.2MB in the end (delta: 80.3MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 02:22:00,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ca1f18-4428-4bbd-b14a-71acd96291d7/bin/ukojak-verify-ENZ3QT5qd3/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