./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_13_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_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/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_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_13_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/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_25616e05-b905-4c57-b962-7f192ef27101/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 937b3f982b8e0903f2b40f4dd9f3e966bcb151fcf89acb5073c20d23b09257b0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:29:43,439 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:29:43,520 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:29:43,526 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:29:43,527 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:29:43,562 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:29:43,570 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:29:43,572 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:29:43,573 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:29:43,579 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:29:43,580 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:29:43,580 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:29:43,581 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:29:43,583 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:29:43,584 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:29:43,584 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:29:43,585 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:29:43,585 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:29:43,586 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:29:43,587 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:29:43,587 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:29:43,588 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:29:43,589 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:29:43,591 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:29:43,592 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:29:43,592 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:29:43,593 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:29:43,594 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:29:43,594 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:29:43,595 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:29:43,596 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:29:43,597 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:29:43,597 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_25616e05-b905-4c57-b962-7f192ef27101/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 937b3f982b8e0903f2b40f4dd9f3e966bcb151fcf89acb5073c20d23b09257b0 [2023-11-21 18:29:43,948 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:29:43,980 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:29:43,983 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:29:43,985 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:29:43,985 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:29:43,987 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_13_good.i [2023-11-21 18:29:47,439 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:29:47,957 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:29:47,958 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_13_good.i [2023-11-21 18:29:47,992 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/data/6b9d73a40/cc3e59e7a9a14caca1691db42fe82b02/FLAG9d8717b3f [2023-11-21 18:29:48,011 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/data/6b9d73a40/cc3e59e7a9a14caca1691db42fe82b02 [2023-11-21 18:29:48,021 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:29:48,025 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:29:48,027 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:29:48,027 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:29:48,034 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:29:48,035 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:29:48" (1/1) ... [2023-11-21 18:29:48,036 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50e57723 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:48, skipping insertion in model container [2023-11-21 18:29:48,036 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:29:48" (1/1) ... [2023-11-21 18:29:48,182 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:29:48,904 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:29:50,724 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.visit(CHandler.java:1702) 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 18:29:50,757 INFO L158 Benchmark]: Toolchain (without parser) took 2728.89ms. Allocated memory is still 142.6MB. Free memory was 93.1MB in the beginning and 113.2MB in the end (delta: -20.1MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2023-11-21 18:29:50,758 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 98.6MB. Free memory is still 52.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:29:50,759 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2725.51ms. Allocated memory is still 142.6MB. Free memory was 93.1MB in the beginning and 113.2MB in the end (delta: -20.1MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2023-11-21 18:29:50,761 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 98.6MB. Free memory is still 52.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2725.51ms. Allocated memory is still 142.6MB. Free memory was 93.1MB in the beginning and 113.2MB in the end (delta: -20.1MB). Peak memory consumption was 30.5MB. 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_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/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_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_13_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/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_25616e05-b905-4c57-b962-7f192ef27101/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 937b3f982b8e0903f2b40f4dd9f3e966bcb151fcf89acb5073c20d23b09257b0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:29:53,471 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:29:53,609 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-21 18:29:53,661 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:29:53,663 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:29:53,663 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:29:53,664 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:29:53,665 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:29:53,666 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:29:53,672 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:29:53,672 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:29:53,673 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:29:53,673 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:29:53,675 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:29:53,676 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:29:53,676 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:29:53,677 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:29:53,677 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:29:53,677 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:29:53,679 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:29:53,679 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:29:53,680 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:29:53,681 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:29:53,681 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:29:53,682 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:29:53,682 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:29:53,683 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:29:53,683 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:29:53,684 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:29:53,684 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:29:53,686 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:29:53,686 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:29:53,686 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:29:53,687 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:29:53,687 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:29:53,687 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:29:53,688 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_25616e05-b905-4c57-b962-7f192ef27101/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 937b3f982b8e0903f2b40f4dd9f3e966bcb151fcf89acb5073c20d23b09257b0 [2023-11-21 18:29:54,080 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:29:54,108 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:29:54,112 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:29:54,114 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:29:54,115 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:29:54,116 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_13_good.i [2023-11-21 18:29:57,412 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:29:57,903 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:29:57,904 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_13_good.i [2023-11-21 18:29:57,956 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/data/35cb0383c/c75a968b0ed44c6a97ab543634389664/FLAG8c068e90a [2023-11-21 18:29:57,978 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/data/35cb0383c/c75a968b0ed44c6a97ab543634389664 [2023-11-21 18:29:57,984 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:29:57,986 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:29:57,990 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:29:57,991 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:29:57,997 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:29:57,998 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:29:57" (1/1) ... [2023-11-21 18:29:57,999 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75390522 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:57, skipping insertion in model container [2023-11-21 18:29:57,999 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:29:57" (1/1) ... [2023-11-21 18:29:58,112 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:29:58,682 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:30:00,094 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:30:00,114 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:30:00,157 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:30:00,329 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:30:00,570 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:30:00,570 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:30:00,571 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:30:00,571 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:30:00,571 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:30:00,579 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:30:00,580 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:00 WrapperNode [2023-11-21 18:30:00,580 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:30:00,581 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:30:00,582 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:30:00,582 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:30:00,591 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:00" (1/1) ... [2023-11-21 18:30:00,647 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:00" (1/1) ... [2023-11-21 18:30:00,687 INFO L138 Inliner]: procedures = 946, calls = 71, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 91 [2023-11-21 18:30:00,687 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:30:00,688 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:30:00,688 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:30:00,689 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:30:00,700 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:00" (1/1) ... [2023-11-21 18:30:00,700 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:00" (1/1) ... [2023-11-21 18:30:00,706 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:00" (1/1) ... [2023-11-21 18:30:00,706 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:00" (1/1) ... [2023-11-21 18:30:00,719 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:00" (1/1) ... [2023-11-21 18:30:00,722 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:00" (1/1) ... [2023-11-21 18:30:00,727 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:00" (1/1) ... [2023-11-21 18:30:00,729 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:00" (1/1) ... [2023-11-21 18:30:00,735 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:30:00,736 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:30:00,736 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:30:00,736 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:30:00,737 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:00" (1/1) ... [2023-11-21 18:30:00,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:30:00,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:30:00,788 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:30:00,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:30:00,863 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-21 18:30:00,863 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-21 18:30:00,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:30:00,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:30:00,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:30:00,864 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:30:00,864 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:30:00,865 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:30:00,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:30:01,074 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:30:01,077 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:30:12,078 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:30:12,144 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:30:12,144 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:30:12,146 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:30:12 BoogieIcfgContainer [2023-11-21 18:30:12,146 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:30:12,147 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:30:12,147 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:30:12,158 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:30:12,159 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:30:12" (1/1) ... [2023-11-21 18:30:12,169 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:30:12,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:12,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 55 states and 71 transitions. [2023-11-21 18:30:12,232 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2023-11-21 18:30:12,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:30:12,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:12,238 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:30:12,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:30:12,241 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:30:12,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-21 18:30:12,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:12,432 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:30:12,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:12,478 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:12,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:12,637 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 18:30:12,640 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:30:12,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-21 18:30:12,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:12,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 54 states and 70 transitions. [2023-11-21 18:30:12,804 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2023-11-21 18:30:12,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:30:12,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:12,806 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:30:12,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:30:12,808 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:30:12,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-21 18:30:12,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:12,939 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:30:13,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:13,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:13,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:13,037 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 18:30:13,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-21 18:30:13,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:13,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 55 states and 71 transitions. [2023-11-21 18:30:13,113 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2023-11-21 18:30:13,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:30:13,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:13,114 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:30:13,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:30:13,117 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:30:13,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-21 18:30:13,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:13,475 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:30:13,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:13,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:13,544 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:13,653 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 18:30:13,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-21 18:30:15,928 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:30:15,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:15,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 50 states and 72 transitions. [2023-11-21 18:30:15,984 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 72 transitions. [2023-11-21 18:30:15,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:30:15,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:15,987 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:30:15,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:30:15,988 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:30:15,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-21 18:30:16,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:16,093 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:30:16,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:16,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:16,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:16,143 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 18:30:16,146 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (5)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:30:16,146 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-11-21 18:30:16,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:16,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 49 states and 67 transitions. [2023-11-21 18:30:16,324 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2023-11-21 18:30:16,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:30:16,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:16,326 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:30:16,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:30:16,331 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:30:16,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-21 18:30:16,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:16,491 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:30:16,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:16,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:16,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:16,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:30:16,715 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-11-21 18:30:16,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:16,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 48 states and 66 transitions. [2023-11-21 18:30:16,928 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2023-11-21 18:30:16,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:30:16,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:16,929 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:30:16,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:30:16,935 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:30:16,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-21 18:30:17,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:17,106 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:30:17,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:17,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:17,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:17,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:30:17,247 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-11-21 18:30:17,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:17,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 49 states and 67 transitions. [2023-11-21 18:30:17,352 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2023-11-21 18:30:17,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:30:17,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:17,354 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:30:17,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:30:17,356 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:30:17,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-21 18:30:17,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:17,518 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:30:17,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:17,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:17,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:17,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:30:17,674 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-11-21 18:30:18,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:18,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 49 states and 64 transitions. [2023-11-21 18:30:18,301 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 64 transitions. [2023-11-21 18:30:18,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:30:18,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:18,303 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:30:18,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:30:18,311 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:30:18,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-21 18:30:18,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:18,610 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:30:18,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:18,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:18,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:18,830 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:30:18,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2023-11-21 18:30:20,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:20,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 42 states and 54 transitions. [2023-11-21 18:30:20,059 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2023-11-21 18:30:20,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:30:20,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:20,060 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:30:20,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:30:20,063 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:30:20,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-11-21 18:30:20,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:20,406 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:30:20,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:20,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:20,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:20,585 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:30:20,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2023-11-21 18:30:21,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:21,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 44 states and 59 transitions. [2023-11-21 18:30:21,292 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 59 transitions. [2023-11-21 18:30:21,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:30:21,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:21,294 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:30:21,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:30:21,302 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:30:21,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-11-21 18:30:21,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:21,635 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:30:21,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:21,705 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:21,707 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:21,723 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:30:21,733 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2023-11-21 18:30:24,692 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 18:30:24,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:24,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 45 states and 60 transitions. [2023-11-21 18:30:24,702 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 60 transitions. [2023-11-21 18:30:24,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:30:24,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:24,704 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:30:24,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:30:24,709 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:30:24,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2023-11-21 18:30:24,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:24,836 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:30:24,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:24,888 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:24,890 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:24,966 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:30:24,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2023-11-21 18:30:25,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:25,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 39 states and 45 transitions. [2023-11-21 18:30:25,666 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 45 transitions. [2023-11-21 18:30:25,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:30:25,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:25,669 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:30:25,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:30:25,674 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:30:25,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2023-11-21 18:30:25,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:25,807 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:30:25,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:25,859 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:25,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:25,935 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:30:25,946 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2023-11-21 18:30:26,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:26,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 39 states and 44 transitions. [2023-11-21 18:30:26,283 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 44 transitions. [2023-11-21 18:30:26,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:30:26,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:26,284 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:30:26,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:30:26,285 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:30:26,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2023-11-21 18:30:26,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:26,647 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:30:26,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:26,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:26,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:26,952 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:30:26,958 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2023-11-21 18:30:27,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:27,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 40 states and 46 transitions. [2023-11-21 18:30:27,810 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2023-11-21 18:30:27,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:30:27,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:27,811 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:30:27,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:30:27,814 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:30:27,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2023-11-21 18:30:28,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:28,134 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:30:28,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:28,226 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:28,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:28,394 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:30:28,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2023-11-21 18:30:29,689 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:30:29,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:29,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 39 states and 45 transitions. [2023-11-21 18:30:29,697 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 45 transitions. [2023-11-21 18:30:29,698 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 18:30:29,698 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2023-11-21 18:30:29,706 INFO L751 CodeCheckObserver]: All specifications hold 10 specifications checked. All of them hold [2023-11-21 18:30:29,999 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:30:30,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:30:30 ImpRootNode [2023-11-21 18:30:30,003 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:30:30,003 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:30:30,004 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:30:30,004 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:30:30,005 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:30:12" (3/4) ... [2023-11-21 18:30:30,007 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 18:30:30,011 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-21 18:30:30,011 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-21 18:30:30,018 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2023-11-21 18:30:30,018 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-21 18:30:30,019 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-21 18:30:30,019 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 18:30:30,126 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:30:30,127 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/bin/ukojak-verify-i0I2FZA1j2/witness.yml [2023-11-21 18:30:30,127 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:30:30,128 INFO L158 Benchmark]: Toolchain (without parser) took 32142.07ms. Allocated memory was 75.5MB in the beginning and 123.7MB in the end (delta: 48.2MB). Free memory was 46.8MB in the beginning and 71.8MB in the end (delta: -25.0MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2023-11-21 18:30:30,128 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 75.5MB. Free memory is still 51.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:30:30,129 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2591.09ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 46.5MB in the beginning and 61.5MB in the end (delta: -15.0MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2023-11-21 18:30:30,129 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.17ms. Allocated memory is still 102.8MB. Free memory was 61.5MB in the beginning and 57.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:30:30,130 INFO L158 Benchmark]: Boogie Preprocessor took 47.04ms. Allocated memory is still 102.8MB. Free memory was 57.3MB in the beginning and 54.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:30:30,130 INFO L158 Benchmark]: RCFGBuilder took 11410.38ms. Allocated memory is still 102.8MB. Free memory was 54.5MB in the beginning and 64.0MB in the end (delta: -9.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-21 18:30:30,131 INFO L158 Benchmark]: CodeCheck took 17855.63ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 64.0MB in the beginning and 77.9MB in the end (delta: -13.9MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2023-11-21 18:30:30,131 INFO L158 Benchmark]: Witness Printer took 123.62ms. Allocated memory is still 123.7MB. Free memory was 77.9MB in the beginning and 71.8MB in the end (delta: 6.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:30:30,133 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 3 procedures, 55 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 17.5s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1361 SdHoareTripleChecker+Valid, 48.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 470 mSDsluCounter, 912 SdHoareTripleChecker+Invalid, 47.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 208 mSDsCounter, 425 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1457 IncrementalHoareTripleChecker+Invalid, 1882 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 425 mSolverCounterUnsat, 704 mSDtfsCounter, 1457 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2434 GetRequests, 2366 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1286 ImplicationChecksByTransitivity, 4.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 276 NumberOfCodeBlocks, 276 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 262 ConstructedInterpolants, 0 QuantifiedInterpolants, 602 SizeOfPredicates, 6 NumberOfNonLiveVariables, 937 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 52/52 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: 1846]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1848]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1848]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1867]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1869]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1869]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1893]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1893]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1909]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1909]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 10 specifications checked. All of them hold - InvariantResult [Line: 1926]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71ms. Allocated memory is still 75.5MB. Free memory is still 51.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2591.09ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 46.5MB in the beginning and 61.5MB in the end (delta: -15.0MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.17ms. Allocated memory is still 102.8MB. Free memory was 61.5MB in the beginning and 57.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.04ms. Allocated memory is still 102.8MB. Free memory was 57.3MB in the beginning and 54.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 11410.38ms. Allocated memory is still 102.8MB. Free memory was 54.5MB in the beginning and 64.0MB in the end (delta: -9.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 17855.63ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 64.0MB in the beginning and 77.9MB in the end (delta: -13.9MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. * Witness Printer took 123.62ms. Allocated memory is still 123.7MB. Free memory was 77.9MB in the beginning and 71.8MB in the end (delta: 6.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-21 18:30:30,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25616e05-b905-4c57-b962-7f192ef27101/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