./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_65_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_65_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2 --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 cbb1cc6e8ffb1967e482e836dee104381c387871f260b8790b4f08250269b963 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:30:55,135 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:30:55,263 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:30:55,272 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:30:55,273 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:30:55,310 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:30:55,312 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:30:55,313 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:30:55,314 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:30:55,319 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:30:55,320 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:30:55,321 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:30:55,321 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:30:55,323 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:30:55,323 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:30:55,324 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:30:55,324 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:30:55,325 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:30:55,325 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:30:55,325 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:30:55,326 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:30:55,327 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:30:55,327 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:30:55,327 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:30:55,328 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:30:55,328 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:30:55,329 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:30:55,329 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:30:55,330 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:30:55,330 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:30:55,331 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:30:55,331 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:30:55,332 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cbb1cc6e8ffb1967e482e836dee104381c387871f260b8790b4f08250269b963 [2023-11-21 18:30:55,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:30:55,689 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:30:55,692 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:30:55,695 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:30:55,696 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:30:55,697 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_65_good.i [2023-11-21 18:30:58,833 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:30:59,275 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:30:59,275 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_65_good.i [2023-11-21 18:30:59,309 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/data/27ac5e59f/8dcac2dffeb44929a2e4c89c7d887d62/FLAG475fe9c88 [2023-11-21 18:30:59,328 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/data/27ac5e59f/8dcac2dffeb44929a2e4c89c7d887d62 [2023-11-21 18:30:59,333 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:30:59,334 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:30:59,338 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:30:59,338 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:30:59,346 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:30:59,347 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:30:59" (1/1) ... [2023-11-21 18:30:59,348 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25e402ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:59, skipping insertion in model container [2023-11-21 18:30:59,349 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:30:59" (1/1) ... [2023-11-21 18:30:59,434 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:30:59,917 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:31:01,327 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:610) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:245) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1486) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:949) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:281) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1671) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:383) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1512) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:157) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3412) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2432) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:147) 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) [2023-11-21 18:31:01,339 INFO L158 Benchmark]: Toolchain (without parser) took 2003.91ms. Allocated memory is still 138.4MB. Free memory was 86.5MB in the beginning and 62.6MB in the end (delta: 23.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-21 18:31:01,339 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 94.4MB. Free memory is still 47.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:31:01,340 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1999.87ms. Allocated memory is still 138.4MB. Free memory was 86.5MB in the beginning and 62.6MB in the end (delta: 23.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-21 18:31:01,342 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 94.4MB. Free memory is still 47.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1999.87ms. Allocated memory is still 138.4MB. Free memory was 86.5MB in the beginning and 62.6MB in the end (delta: 23.9MB). 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:610) 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_65_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2 --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 cbb1cc6e8ffb1967e482e836dee104381c387871f260b8790b4f08250269b963 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:31:03,885 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:31:03,977 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-21 18:31:04,011 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:31:04,012 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:31:04,013 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:31:04,014 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:31:04,014 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:31:04,015 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:31:04,016 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:31:04,016 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:31:04,017 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:31:04,017 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:31:04,018 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:31:04,018 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:31:04,019 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:31:04,019 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:31:04,020 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:31:04,021 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:31:04,021 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:31:04,022 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:31:04,022 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:31:04,023 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:31:04,023 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:31:04,024 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:31:04,024 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:31:04,025 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:31:04,025 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:31:04,026 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:31:04,026 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:31:04,027 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:31:04,027 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:31:04,028 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:31:04,028 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:31:04,028 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:31:04,029 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:31:04,029 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cbb1cc6e8ffb1967e482e836dee104381c387871f260b8790b4f08250269b963 [2023-11-21 18:31:04,469 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:31:04,503 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:31:04,506 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:31:04,511 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:31:04,512 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:31:04,514 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_65_good.i [2023-11-21 18:31:07,737 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:31:08,309 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:31:08,310 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_65_good.i [2023-11-21 18:31:08,355 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/data/75a171f1f/d7a50fe73fa44279a6a83c58cbd84493/FLAGf37a549d4 [2023-11-21 18:31:08,377 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/data/75a171f1f/d7a50fe73fa44279a6a83c58cbd84493 [2023-11-21 18:31:08,386 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:31:08,390 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:31:08,393 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:31:08,393 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:31:08,400 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:31:08,401 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:31:08" (1/1) ... [2023-11-21 18:31:08,402 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33395621 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:08, skipping insertion in model container [2023-11-21 18:31:08,403 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:31:08" (1/1) ... [2023-11-21 18:31:08,494 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:31:09,110 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:31:10,840 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:31:10,872 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:31:10,917 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:31:11,024 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:31:11,333 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:31:11,334 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:31:11,334 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:31:11,334 WARN L675 CHandler]: The function funcPtr is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:31:11,335 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:31:11,335 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:31:11,345 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:31:11,345 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:11 WrapperNode [2023-11-21 18:31:11,346 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:31:11,347 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:31:11,347 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:31:11,348 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:31:11,356 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:11" (1/1) ... [2023-11-21 18:31:11,404 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:11" (1/1) ... [2023-11-21 18:31:11,445 INFO L138 Inliner]: procedures = 947, calls = 65, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 63 [2023-11-21 18:31:11,445 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:31:11,446 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:31:11,447 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:31:11,447 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:31:11,460 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:11" (1/1) ... [2023-11-21 18:31:11,461 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:11" (1/1) ... [2023-11-21 18:31:11,468 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:11" (1/1) ... [2023-11-21 18:31:11,469 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:11" (1/1) ... [2023-11-21 18:31:11,482 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:11" (1/1) ... [2023-11-21 18:31:11,485 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:11" (1/1) ... [2023-11-21 18:31:11,489 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:11" (1/1) ... [2023-11-21 18:31:11,492 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:11" (1/1) ... [2023-11-21 18:31:11,498 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:31:11,500 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:31:11,500 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:31:11,500 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:31:11,501 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:11" (1/1) ... [2023-11-21 18:31:11,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:31:11,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:31:11,550 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:31:11,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:31:11,618 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-21 18:31:11,618 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-21 18:31:11,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:31:11,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:31:11,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:31:11,637 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:31:11,637 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:31:11,637 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:31:11,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:31:11,638 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~TO~VOID [2023-11-21 18:31:11,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~TO~VOID [2023-11-21 18:31:11,898 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:31:11,901 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:31:20,422 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:31:20,486 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:31:20,486 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:31:20,488 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:31:20 BoogieIcfgContainer [2023-11-21 18:31:20,489 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:31:20,490 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:31:20,490 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:31:20,502 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:31:20,505 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:31:20" (1/1) ... [2023-11-21 18:31:20,518 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:31:20,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:20,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 36 states and 42 transitions. [2023-11-21 18:31:20,613 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 42 transitions. [2023-11-21 18:31:20,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:31:20,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:20,620 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:31:20,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:31:20,621 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:31:20,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-21 18:31:20,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:20,919 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:31:20,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:20,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:31:20,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:21,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:21,116 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:31:21,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-21 18:31:25,377 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:31:25,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:25,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 39 states and 47 transitions. [2023-11-21 18:31:25,428 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2023-11-21 18:31:25,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:31:25,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:25,430 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:31:25,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:31:25,433 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:31:25,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-21 18:31:25,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:25,659 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:31:25,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:25,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:31:25,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:25,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:25,774 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:31:25,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-11-21 18:31:26,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:26,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 40 states and 48 transitions. [2023-11-21 18:31:26,852 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 48 transitions. [2023-11-21 18:31:26,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:31:26,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:26,853 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:31:26,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:31:26,854 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:31:26,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-21 18:31:26,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:26,961 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:31:26,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:26,985 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:26,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:27,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:27,116 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-11-21 18:31:27,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:27,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 39 states and 47 transitions. [2023-11-21 18:31:27,301 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2023-11-21 18:31:27,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:31:27,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:27,302 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:31:27,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:31:27,304 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:31:27,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-21 18:31:27,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:27,428 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:31:27,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:27,473 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:27,475 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:27,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:27,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-21 18:31:27,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:27,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 40 states and 48 transitions. [2023-11-21 18:31:27,611 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 48 transitions. [2023-11-21 18:31:27,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:31:27,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:27,612 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:31:27,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:31:27,614 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:31:27,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-21 18:31:27,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:27,754 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:31:27,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:27,804 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:27,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:27,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:27,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-11-21 18:31:28,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:28,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 42 states and 51 transitions. [2023-11-21 18:31:28,860 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 51 transitions. [2023-11-21 18:31:28,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:31:28,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:28,862 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:31:28,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:31:28,869 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:31:28,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-21 18:31:29,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:29,182 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:31:29,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:29,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:31:29,267 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:29,558 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:29,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-11-21 18:31:30,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:30,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 38 states and 45 transitions. [2023-11-21 18:31:30,725 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 45 transitions. [2023-11-21 18:31:30,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:31:30,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:30,727 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:31:30,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:31:30,730 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:31:30,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-21 18:31:31,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:31,158 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:31:31,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:31,247 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:31:31,249 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:31,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:31,755 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (8)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:31:31,765 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2023-11-21 18:31:36,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.77s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:31:36,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:36,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 38 states and 44 transitions. [2023-11-21 18:31:36,699 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 44 transitions. [2023-11-21 18:31:36,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:31:36,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:36,700 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:31:36,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:31:36,705 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:31:36,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-21 18:31:37,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:37,071 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:31:37,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:37,149 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:31:37,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:37,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:37,202 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (9)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:31:37,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2023-11-21 18:31:38,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:38,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 29 states and 31 transitions. [2023-11-21 18:31:38,642 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 31 transitions. [2023-11-21 18:31:38,642 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 18:31:38,643 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2023-11-21 18:31:38,655 INFO L751 CodeCheckObserver]: All specifications hold 5 specifications checked. All of them hold [2023-11-21 18:31:38,797 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:31:38,800 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:31:38 ImpRootNode [2023-11-21 18:31:38,800 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:31:38,801 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:31:38,801 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:31:38,801 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:31:38,801 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:31:20" (3/4) ... [2023-11-21 18:31:38,806 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 18:31:38,816 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-21 18:31:38,816 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-21 18:31:38,816 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~C_INT~TO~VOID [2023-11-21 18:31:38,824 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2023-11-21 18:31:38,825 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-21 18:31:38,825 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-21 18:31:38,826 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 18:31:38,964 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:31:38,965 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/witness.yml [2023-11-21 18:31:38,965 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:31:38,966 INFO L158 Benchmark]: Toolchain (without parser) took 30576.15ms. Allocated memory was 83.9MB in the beginning and 104.9MB in the end (delta: 21.0MB). Free memory was 54.3MB in the beginning and 40.7MB in the end (delta: 13.6MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2023-11-21 18:31:38,966 INFO L158 Benchmark]: CDTParser took 0.67ms. Allocated memory is still 83.9MB. Free memory is still 59.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:31:38,967 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2953.28ms. Allocated memory was 83.9MB in the beginning and 104.9MB in the end (delta: 21.0MB). Free memory was 54.0MB in the beginning and 48.7MB in the end (delta: 5.3MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. [2023-11-21 18:31:38,967 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.62ms. Allocated memory is still 104.9MB. Free memory was 48.7MB in the beginning and 44.6MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:31:38,968 INFO L158 Benchmark]: Boogie Preprocessor took 52.24ms. Allocated memory is still 104.9MB. Free memory was 44.6MB in the beginning and 42.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:31:38,969 INFO L158 Benchmark]: RCFGBuilder took 8989.23ms. Allocated memory is still 104.9MB. Free memory was 42.5MB in the beginning and 58.6MB in the end (delta: -16.1MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2023-11-21 18:31:38,969 INFO L158 Benchmark]: CodeCheck took 18310.49ms. Allocated memory is still 104.9MB. Free memory was 58.6MB in the beginning and 45.7MB in the end (delta: 12.8MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2023-11-21 18:31:38,970 INFO L158 Benchmark]: Witness Printer took 164.55ms. Allocated memory is still 104.9MB. Free memory was 45.7MB in the beginning and 40.7MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-21 18:31:38,972 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 4 procedures, 36 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 18.1s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 272 SdHoareTripleChecker+Valid, 47.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 40 mSDsluCounter, 140 SdHoareTripleChecker+Invalid, 47.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 177 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 451 IncrementalHoareTripleChecker+Invalid, 628 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 177 mSolverCounterUnsat, 140 mSDtfsCounter, 451 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1004 GetRequests, 932 SyntacticMatches, 2 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1028 ImplicationChecksByTransitivity, 6.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 121 NumberOfCodeBlocks, 121 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 113 ConstructedInterpolants, 0 QuantifiedInterpolants, 198 SizeOfPredicates, 14 NumberOfNonLiveVariables, 479 ConjunctsInSsa, 37 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 7/7 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1872]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1874]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1874]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1866]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1866]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 1860]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67ms. Allocated memory is still 83.9MB. Free memory is still 59.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2953.28ms. Allocated memory was 83.9MB in the beginning and 104.9MB in the end (delta: 21.0MB). Free memory was 54.0MB in the beginning and 48.7MB in the end (delta: 5.3MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.62ms. Allocated memory is still 104.9MB. Free memory was 48.7MB in the beginning and 44.6MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.24ms. Allocated memory is still 104.9MB. Free memory was 44.6MB in the beginning and 42.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 8989.23ms. Allocated memory is still 104.9MB. Free memory was 42.5MB in the beginning and 58.6MB in the end (delta: -16.1MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. * CodeCheck took 18310.49ms. Allocated memory is still 104.9MB. Free memory was 58.6MB in the beginning and 45.7MB in the end (delta: 12.8MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. * Witness Printer took 164.55ms. Allocated memory is still 104.9MB. Free memory was 45.7MB in the beginning and 40.7MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-21 18:31:39,019 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44397fad-168a-4298-b918-3a211949c477/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE