./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 9bd2c7ff 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_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/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_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL --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-9bd2c7f [2023-11-19 04:09:27,380 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:09:27,488 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 04:09:27,495 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:09:27,496 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:09:27,531 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:09:27,532 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:09:27,533 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:09:27,534 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:09:27,535 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:09:27,535 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:09:27,536 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:09:27,537 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:09:27,538 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:09:27,538 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:09:27,539 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:09:27,540 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:09:27,541 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:09:27,542 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:09:27,542 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:09:27,543 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:09:27,544 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:09:27,545 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:09:27,546 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:09:27,546 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:09:27,547 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:09:27,548 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:09:27,548 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:09:27,549 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:09:27,550 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:09:27,550 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:09:27,551 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:09:27,551 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_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 937b3f982b8e0903f2b40f4dd9f3e966bcb151fcf89acb5073c20d23b09257b0 [2023-11-19 04:09:27,865 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:09:27,900 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:09:27,903 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:09:27,905 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:09:27,906 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:09:27,908 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_13_good.i [2023-11-19 04:09:31,432 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:09:31,899 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:09:31,909 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_13_good.i [2023-11-19 04:09:31,961 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/data/d8b254bc2/0a64302133ee43d0b87efb6042f50652/FLAG0141c58ed [2023-11-19 04:09:31,982 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/data/d8b254bc2/0a64302133ee43d0b87efb6042f50652 [2023-11-19 04:09:31,993 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:09:31,995 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:09:31,997 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:31,997 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:09:32,003 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:09:32,007 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:31" (1/1) ... [2023-11-19 04:09:32,008 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@450c86cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:32, skipping insertion in model container [2023-11-19 04:09:32,010 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:31" (1/1) ... [2023-11-19 04:09:32,126 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:09:32,722 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:09:34,303 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:2254) 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:1484) 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:1669) 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:1700) 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:1510) 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:3408) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2429) 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) [2023-11-19 04:09:34,310 INFO L158 Benchmark]: Toolchain (without parser) took 2313.76ms. Allocated memory is still 142.6MB. Free memory was 93.3MB in the beginning and 69.0MB in the end (delta: 24.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 04:09:34,311 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 142.6MB. Free memory is still 90.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:09:34,312 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2311.06ms. Allocated memory is still 142.6MB. Free memory was 93.0MB in the beginning and 69.0MB in the end (delta: 24.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 04:09:34,314 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 142.6MB. Free memory is still 90.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2311.06ms. Allocated memory is still 142.6MB. Free memory was 93.0MB in the beginning and 69.0MB in the end (delta: 24.0MB). Peak memory consumption was 23.1MB. 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_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/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_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL --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-9bd2c7f [2023-11-19 04:09:37,305 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:09:37,472 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-19 04:09:37,544 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:09:37,545 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:09:37,546 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:09:37,548 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:09:37,548 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:09:37,549 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:09:37,556 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:09:37,556 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:09:37,557 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:09:37,557 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:09:37,560 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:09:37,560 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:09:37,561 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:09:37,561 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:09:37,562 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:09:37,562 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:09:37,564 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:09:37,564 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:09:37,565 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:09:37,566 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:09:37,567 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:09:37,567 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:09:37,568 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:09:37,568 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:09:37,569 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:09:37,569 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:09:37,570 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:09:37,571 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:09:37,572 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:09:37,572 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:09:37,573 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:09:37,573 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:09:37,573 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:09:37,574 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_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 937b3f982b8e0903f2b40f4dd9f3e966bcb151fcf89acb5073c20d23b09257b0 [2023-11-19 04:09:37,968 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:09:37,990 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:09:37,992 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:09:37,994 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:09:37,995 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:09:37,996 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_13_good.i [2023-11-19 04:09:41,481 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:09:42,102 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:09:42,103 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_13_good.i [2023-11-19 04:09:42,135 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/data/df01e076e/58966e87e6d74e6b98108f919d18be87/FLAG8fa5e12af [2023-11-19 04:09:42,153 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/data/df01e076e/58966e87e6d74e6b98108f919d18be87 [2023-11-19 04:09:42,156 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:09:42,158 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:09:42,160 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:42,160 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:09:42,166 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:09:42,167 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:42" (1/1) ... [2023-11-19 04:09:42,168 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54c333e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:42, skipping insertion in model container [2023-11-19 04:09:42,169 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:42" (1/1) ... [2023-11-19 04:09:42,265 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:09:42,835 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:09:44,032 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:09:44,057 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:09:44,084 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:09:44,200 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:09:44,515 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:44,520 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:44,521 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:44,521 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:44,521 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:44,529 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:09:44,529 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:44 WrapperNode [2023-11-19 04:09:44,529 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:44,531 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:09:44,531 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:09:44,531 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:09:44,540 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:44" (1/1) ... [2023-11-19 04:09:44,594 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:44" (1/1) ... [2023-11-19 04:09:44,638 INFO L138 Inliner]: procedures = 946, calls = 71, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 92 [2023-11-19 04:09:44,639 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:09:44,640 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:09:44,640 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:09:44,640 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:09:44,652 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:44" (1/1) ... [2023-11-19 04:09:44,652 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:44" (1/1) ... [2023-11-19 04:09:44,660 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:44" (1/1) ... [2023-11-19 04:09:44,661 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:44" (1/1) ... [2023-11-19 04:09:44,675 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:44" (1/1) ... [2023-11-19 04:09:44,678 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:44" (1/1) ... [2023-11-19 04:09:44,682 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:44" (1/1) ... [2023-11-19 04:09:44,685 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:44" (1/1) ... [2023-11-19 04:09:44,691 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:09:44,692 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:09:44,692 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:09:44,692 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:09:44,693 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:44" (1/1) ... [2023-11-19 04:09:44,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:09:44,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:09:44,729 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:09:44,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:09:44,782 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-19 04:09:44,782 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-19 04:09:44,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:09:44,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:09:44,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:09:44,784 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 04:09:44,785 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 04:09:44,785 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 04:09:44,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:09:45,054 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:09:45,057 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:09:56,109 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:09:56,169 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:09:56,170 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:09:56,175 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:56 BoogieIcfgContainer [2023-11-19 04:09:56,176 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:09:56,177 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:09:56,177 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:09:56,189 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:09:56,189 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:56" (1/1) ... [2023-11-19 04:09:56,200 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:09:56,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:56,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 55 states and 71 transitions. [2023-11-19 04:09:56,272 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2023-11-19 04:09:56,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:09:56,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:56,278 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:09:56,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:09:56,285 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:09:56,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 04:09:56,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:56,481 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 04:09:56,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:56,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:56,523 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:56,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:56,671 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 04:09:56,677 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:09:56,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:56,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 54 states and 70 transitions. [2023-11-19 04:09:56,849 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2023-11-19 04:09:56,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:09:56,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:56,851 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:09:56,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:09:56,853 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:09:56,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-19 04:09:57,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:57,012 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 04:09:57,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:57,061 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:09:57,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:57,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:57,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-19 04:09:57,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:57,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 55 states and 71 transitions. [2023-11-19 04:09:57,155 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2023-11-19 04:09:57,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:09:57,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:57,157 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:09:57,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:09:57,158 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:09:57,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-19 04:09:57,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:57,465 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 04:09:57,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:57,530 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:09:57,532 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:09:57,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:57,649 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-19 04:10:00,722 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.49s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:10:00,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:10:00,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 50 states and 72 transitions. [2023-11-19 04:10:00,768 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 72 transitions. [2023-11-19 04:10:00,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:10:00,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:10:00,770 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:10:00,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:10:00,771 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:10:00,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-19 04:10:00,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:00,892 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 04:10:00,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:00,917 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:10:00,919 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:10:00,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:10:00,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-19 04:10:01,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:10:01,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 49 states and 67 transitions. [2023-11-19 04:10:01,132 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2023-11-19 04:10:01,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:10:01,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:10:01,133 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:10:01,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:10:01,137 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:10:01,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-19 04:10:01,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:01,288 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 04:10:01,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:01,324 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:10:01,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:10:01,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:10:01,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-19 04:10:01,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:10:01,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 48 states and 66 transitions. [2023-11-19 04:10:01,650 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2023-11-19 04:10:01,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:10:01,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:10:01,651 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:10:01,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:10:01,653 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:10:01,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-19 04:10:01,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:01,808 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 04:10:01,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:01,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:10:01,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:10:01,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:10:01,923 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-11-19 04:10:01,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:10:01,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 49 states and 67 transitions. [2023-11-19 04:10:01,998 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2023-11-19 04:10:02,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:10:02,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:10:02,000 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:10:02,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:10:02,001 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:10:02,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-19 04:10:02,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:02,128 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 04:10:02,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:02,178 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:10:02,180 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:10:02,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:10:02,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2023-11-19 04:10:02,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:10:02,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 49 states and 64 transitions. [2023-11-19 04:10:02,747 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 64 transitions. [2023-11-19 04:10:02,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:10:02,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:10:02,748 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:10:02,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:10:02,753 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:10:02,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-19 04:10:03,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:03,061 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 04:10:03,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:03,130 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:10:03,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:10:03,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:10:03,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2023-11-19 04:10:05,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:10:05,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 42 states and 54 transitions. [2023-11-19 04:10:05,305 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2023-11-19 04:10:05,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:10:05,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:10:05,307 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:10:05,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:10:05,311 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:10:05,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-11-19 04:10:05,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:05,651 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 04:10:05,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:05,718 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:10:05,720 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:10:05,831 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:10:05,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2023-11-19 04:10:07,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:10:07,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:10:07,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 44 states and 59 transitions. [2023-11-19 04:10:07,801 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 59 transitions. [2023-11-19 04:10:07,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:10:07,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:10:07,802 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:10:07,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:10:07,805 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:10:07,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-11-19 04:10:08,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:08,171 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 04:10:08,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:08,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:10:08,232 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:10:08,248 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:10:08,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2023-11-19 04:10:10,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:10:10,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:10:10,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 45 states and 60 transitions. [2023-11-19 04:10:10,047 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 60 transitions. [2023-11-19 04:10:10,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:10:10,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:10:10,049 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:10:10,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:10:10,053 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:10:10,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2023-11-19 04:10:10,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:10,205 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 04:10:10,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:10,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:10:10,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:10:10,373 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:10:10,386 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2023-11-19 04:10:11,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:10:11,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 39 states and 45 transitions. [2023-11-19 04:10:11,226 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 45 transitions. [2023-11-19 04:10:11,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:10:11,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:10:11,227 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:10:11,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:10:11,231 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:10:11,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2023-11-19 04:10:11,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:11,381 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 04:10:11,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:11,441 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:10:11,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:10:11,531 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:10:11,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2023-11-19 04:10:11,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:10:11,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 39 states and 44 transitions. [2023-11-19 04:10:11,930 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 44 transitions. [2023-11-19 04:10:11,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:10:11,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:10:11,931 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:10:11,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:10:11,936 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:10:11,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2023-11-19 04:10:12,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:12,327 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 04:10:12,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:12,415 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:10:12,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:10:12,698 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:10:12,704 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (14)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 04:10:12,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2023-11-19 04:10:13,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:10:13,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 40 states and 46 transitions. [2023-11-19 04:10:13,780 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2023-11-19 04:10:13,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:10:13,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:10:13,782 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:10:13,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:10:13,789 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:10:13,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2023-11-19 04:10:14,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:14,175 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 04:10:14,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:14,280 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:10:14,282 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:10:14,427 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:10:14,433 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (15)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 04:10:14,437 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2023-11-19 04:10:14,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:10:14,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 39 states and 45 transitions. [2023-11-19 04:10:14,782 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 45 transitions. [2023-11-19 04:10:14,783 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 04:10:14,783 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2023-11-19 04:10:14,793 INFO L751 CodeCheckObserver]: All specifications hold 10 specifications checked. All of them hold [2023-11-19 04:10:15,104 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:10:15,107 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:10:15 ImpRootNode [2023-11-19 04:10:15,108 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:10:15,108 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:10:15,109 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:10:15,109 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:10:15,109 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:56" (3/4) ... [2023-11-19 04:10:15,112 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 04:10:15,116 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-19 04:10:15,116 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-19 04:10:15,122 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2023-11-19 04:10:15,123 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-19 04:10:15,124 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-19 04:10:15,124 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 04:10:15,241 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 04:10:15,241 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 04:10:15,242 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:10:15,242 INFO L158 Benchmark]: Toolchain (without parser) took 33084.16ms. Allocated memory was 79.7MB in the beginning and 111.1MB in the end (delta: 31.5MB). Free memory was 50.3MB in the beginning and 63.4MB in the end (delta: -13.0MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2023-11-19 04:10:15,243 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 79.7MB. Free memory is still 55.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:10:15,243 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2369.62ms. Allocated memory was 79.7MB in the beginning and 111.1MB in the end (delta: 31.5MB). Free memory was 50.1MB in the beginning and 79.7MB in the end (delta: -29.6MB). Peak memory consumption was 43.3MB. Max. memory is 16.1GB. [2023-11-19 04:10:15,244 INFO L158 Benchmark]: Boogie Procedure Inliner took 108.68ms. Allocated memory is still 111.1MB. Free memory was 79.7MB in the beginning and 75.5MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:10:15,244 INFO L158 Benchmark]: Boogie Preprocessor took 50.78ms. Allocated memory is still 111.1MB. Free memory was 75.5MB in the beginning and 73.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:10:15,245 INFO L158 Benchmark]: RCFGBuilder took 11484.20ms. Allocated memory is still 111.1MB. Free memory was 73.4MB in the beginning and 50.4MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 04:10:15,245 INFO L158 Benchmark]: CodeCheck took 18930.97ms. Allocated memory is still 111.1MB. Free memory was 50.4MB in the beginning and 68.7MB in the end (delta: -18.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:10:15,246 INFO L158 Benchmark]: Witness Printer took 133.31ms. Allocated memory is still 111.1MB. Free memory was 68.7MB in the beginning and 63.4MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 04:10:15,248 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: 18.6s, 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, 63.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 470 mSDsluCounter, 912 SdHoareTripleChecker+Invalid, 62.9s 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, 2490 GetRequests, 2422 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1286 ImplicationChecksByTransitivity, 4.2s 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, 965 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 0.31ms. Allocated memory is still 79.7MB. Free memory is still 55.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2369.62ms. Allocated memory was 79.7MB in the beginning and 111.1MB in the end (delta: 31.5MB). Free memory was 50.1MB in the beginning and 79.7MB in the end (delta: -29.6MB). Peak memory consumption was 43.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 108.68ms. Allocated memory is still 111.1MB. Free memory was 79.7MB in the beginning and 75.5MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.78ms. Allocated memory is still 111.1MB. Free memory was 75.5MB in the beginning and 73.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 11484.20ms. Allocated memory is still 111.1MB. Free memory was 73.4MB in the beginning and 50.4MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 18930.97ms. Allocated memory is still 111.1MB. Free memory was 50.4MB in the beginning and 68.7MB in the end (delta: -18.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 133.31ms. Allocated memory is still 111.1MB. Free memory was 68.7MB in the beginning and 63.4MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-19 04:10:15,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b35f82d-b8cb-4be6-9f46-04ed3f100b33/bin/ukojak-verify-G8NBE6pJGL/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