./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_18_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/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_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_18_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/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_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/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 2194ded6e87967b549781c25b5c70d0ae8c7fc2760170b1c772c207ac91456d6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:42:48,044 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:42:48,125 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:42:48,131 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:42:48,132 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:42:48,159 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:42:48,161 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:42:48,162 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:42:48,163 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:42:48,168 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:42:48,169 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:42:48,170 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:42:48,170 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:42:48,172 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:42:48,173 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:42:48,174 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:42:48,174 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:42:48,175 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:42:48,175 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:42:48,176 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:42:48,176 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:42:48,177 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:42:48,178 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:42:48,178 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:42:48,179 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:42:48,180 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:42:48,180 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:42:48,181 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:42:48,181 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:42:48,182 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:42:48,183 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:42:48,183 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:42:48,184 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_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2194ded6e87967b549781c25b5c70d0ae8c7fc2760170b1c772c207ac91456d6 [2023-11-21 18:42:48,532 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:42:48,573 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:42:48,576 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:42:48,578 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:42:48,579 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:42:48,581 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_18_good.i [2023-11-21 18:42:51,716 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:42:52,234 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:42:52,235 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_18_good.i [2023-11-21 18:42:52,269 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/data/bd75acc88/4e856395c7324492bca77d9219b1f9f0/FLAGa058381cb [2023-11-21 18:42:52,288 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/data/bd75acc88/4e856395c7324492bca77d9219b1f9f0 [2023-11-21 18:42:52,294 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:42:52,297 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:42:52,301 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:42:52,302 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:42:52,308 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:42:52,311 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:42:52" (1/1) ... [2023-11-21 18:42:52,313 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@735f6ae3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:42:52, skipping insertion in model container [2023-11-21 18:42:52,314 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:42:52" (1/1) ... [2023-11-21 18:42:52,419 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:42:52,946 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:42:54,555 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.visit(CHandler.java:1895) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:204) 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 18:42:54,562 INFO L158 Benchmark]: Toolchain (without parser) took 2263.48ms. Allocated memory is still 144.7MB. Free memory was 108.9MB in the beginning and 85.0MB in the end (delta: 23.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-21 18:42:54,563 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 119.5MB. Free memory is still 78.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:42:54,564 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2257.43ms. Allocated memory is still 144.7MB. Free memory was 108.9MB in the beginning and 85.0MB in the end (delta: 23.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-21 18:42:54,567 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 119.5MB. Free memory is still 78.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2257.43ms. Allocated memory is still 144.7MB. Free memory was 108.9MB in the beginning and 85.0MB in the end (delta: 23.9MB). 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/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_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_18_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/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_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/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 2194ded6e87967b549781c25b5c70d0ae8c7fc2760170b1c772c207ac91456d6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:42:57,400 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:42:57,491 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-21 18:42:57,525 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:42:57,526 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:42:57,527 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:42:57,528 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:42:57,529 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:42:57,530 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:42:57,530 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:42:57,531 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:42:57,532 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:42:57,532 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:42:57,533 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:42:57,534 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:42:57,534 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:42:57,535 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:42:57,535 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:42:57,536 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:42:57,537 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:42:57,537 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:42:57,538 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:42:57,538 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:42:57,539 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:42:57,540 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:42:57,540 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:42:57,541 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:42:57,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:42:57,542 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:42:57,542 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:42:57,543 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:42:57,543 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:42:57,544 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:42:57,544 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:42:57,545 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:42:57,545 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:42:57,546 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_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2194ded6e87967b549781c25b5c70d0ae8c7fc2760170b1c772c207ac91456d6 [2023-11-21 18:42:57,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:42:58,019 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:42:58,023 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:42:58,025 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:42:58,026 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:42:58,027 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_18_good.i [2023-11-21 18:43:01,499 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:43:02,084 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:43:02,085 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_18_good.i [2023-11-21 18:43:02,134 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/data/a9e0992ab/e3df3c909e874b30aaaef86180ed212b/FLAG68048c712 [2023-11-21 18:43:02,156 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/data/a9e0992ab/e3df3c909e874b30aaaef86180ed212b [2023-11-21 18:43:02,167 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:43:02,169 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:43:02,174 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:43:02,176 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:43:02,182 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:43:02,183 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:43:02" (1/1) ... [2023-11-21 18:43:02,185 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60fecccd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:02, skipping insertion in model container [2023-11-21 18:43:02,185 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:43:02" (1/1) ... [2023-11-21 18:43:02,310 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:43:02,880 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:43:04,356 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:43:04,380 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:43:04,428 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:43:04,523 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:43:04,861 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:43:04,862 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:43:04,862 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:43:04,862 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:43:04,863 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:43:04,872 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:43:04,873 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:04 WrapperNode [2023-11-21 18:43:04,873 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:43:04,874 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:43:04,874 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:43:04,875 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:43:04,883 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:04" (1/1) ... [2023-11-21 18:43:04,956 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:04" (1/1) ... [2023-11-21 18:43:05,005 INFO L138 Inliner]: procedures = 944, calls = 61, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 60 [2023-11-21 18:43:05,006 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:43:05,007 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:43:05,007 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:43:05,007 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:43:05,019 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:04" (1/1) ... [2023-11-21 18:43:05,019 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:04" (1/1) ... [2023-11-21 18:43:05,025 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:04" (1/1) ... [2023-11-21 18:43:05,025 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:04" (1/1) ... [2023-11-21 18:43:05,037 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:04" (1/1) ... [2023-11-21 18:43:05,039 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:04" (1/1) ... [2023-11-21 18:43:05,044 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:04" (1/1) ... [2023-11-21 18:43:05,046 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:04" (1/1) ... [2023-11-21 18:43:05,052 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:43:05,053 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:43:05,053 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:43:05,053 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:43:05,054 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:04" (1/1) ... [2023-11-21 18:43:05,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:43:05,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:43:05,133 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:43:05,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:43:05,203 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-21 18:43:05,203 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-21 18:43:05,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:43:05,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:43:05,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:43:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:43:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:43:05,204 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:43:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:43:05,401 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:43:05,404 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:43:12,328 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:43:12,412 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:43:12,413 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:43:12,415 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:43:12 BoogieIcfgContainer [2023-11-21 18:43:12,415 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:43:12,416 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:43:12,416 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:43:12,428 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:43:12,429 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:43:12" (1/1) ... [2023-11-21 18:43:12,439 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:43:12,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:12,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 28 states and 32 transitions. [2023-11-21 18:43:12,540 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2023-11-21 18:43:12,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:43:12,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:12,546 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:43:12,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:43:12,564 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:43:12,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-21 18:43:12,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:12,722 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:43:12,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:12,750 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:43:12,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:12,875 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 18:43:12,877 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:43:12,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-21 18:43:13,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:13,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 27 states and 31 transitions. [2023-11-21 18:43:13,025 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2023-11-21 18:43:13,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:43:13,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:13,026 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:43:13,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:43:13,031 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:43:13,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-21 18:43:13,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:13,181 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:43:13,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:13,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:13,236 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:13,263 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 18:43:13,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-21 18:43:13,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:13,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 28 states and 32 transitions. [2023-11-21 18:43:13,331 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2023-11-21 18:43:13,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:43:13,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:13,332 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:43:13,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:43:13,333 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:43:13,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-21 18:43:13,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:13,672 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:43:13,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:13,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:13,736 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:13,787 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 18:43:13,801 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-21 18:43:18,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.81s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:43:18,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:18,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 22 transitions. [2023-11-21 18:43:18,105 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2023-11-21 18:43:18,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:43:18,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:18,106 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:43:18,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:43:18,108 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:43:18,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-21 18:43:18,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:18,463 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:43:18,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:18,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:18,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:18,585 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 18:43:18,595 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-11-21 18:43:23,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.78s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:43:23,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:23,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 21 transitions. [2023-11-21 18:43:23,513 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2023-11-21 18:43:23,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:43:23,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:23,514 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:43:23,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:43:23,524 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:43:23,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-21 18:43:23,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:23,857 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:43:23,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:23,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:43:23,928 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:43:23,944 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 18:43:23,953 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-11-21 18:43:24,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:24,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 20 transitions. [2023-11-21 18:43:24,276 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2023-11-21 18:43:24,277 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 18:43:24,277 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 6 iterations. [2023-11-21 18:43:24,287 INFO L751 CodeCheckObserver]: All specifications hold 5 specifications checked. All of them hold [2023-11-21 18:43:24,328 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:43:24,332 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-21 18:43:24,336 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:43:24,337 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:43:24,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:43:24 ImpRootNode [2023-11-21 18:43:24,339 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:43:24,340 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:43:24,341 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:43:24,341 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:43:24,342 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:43:12" (3/4) ... [2023-11-21 18:43:24,344 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 18:43:24,349 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-21 18:43:24,349 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-21 18:43:24,358 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2023-11-21 18:43:24,359 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-21 18:43:24,360 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-21 18:43:24,360 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 18:43:24,521 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:43:24,522 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/bin/ukojak-verify-i0I2FZA1j2/witness.yml [2023-11-21 18:43:24,522 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:43:24,523 INFO L158 Benchmark]: Toolchain (without parser) took 22354.02ms. Allocated memory was 77.6MB in the beginning and 123.7MB in the end (delta: 46.1MB). Free memory was 49.0MB in the beginning and 69.7MB in the end (delta: -20.7MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. [2023-11-21 18:43:24,524 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 77.6MB. Free memory is still 53.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:43:24,527 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2699.30ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 48.8MB in the beginning and 60.3MB in the end (delta: -11.5MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. [2023-11-21 18:43:24,528 INFO L158 Benchmark]: Boogie Procedure Inliner took 131.88ms. Allocated memory is still 102.8MB. Free memory was 60.3MB in the beginning and 56.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:43:24,528 INFO L158 Benchmark]: Boogie Preprocessor took 45.25ms. Allocated memory is still 102.8MB. Free memory was 56.1MB in the beginning and 54.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:43:24,529 INFO L158 Benchmark]: RCFGBuilder took 7362.28ms. Allocated memory is still 102.8MB. Free memory was 54.0MB in the beginning and 37.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-21 18:43:24,529 INFO L158 Benchmark]: CodeCheck took 11923.21ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 37.2MB in the beginning and 73.9MB in the end (delta: -36.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:43:24,530 INFO L158 Benchmark]: Witness Printer took 182.03ms. Allocated memory is still 123.7MB. Free memory was 73.9MB in the beginning and 69.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:43:24,533 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, 28 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 11.8s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 114 SdHoareTripleChecker+Valid, 22.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 20 mSDsluCounter, 40 SdHoareTripleChecker+Invalid, 22.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 55 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 150 IncrementalHoareTripleChecker+Invalid, 205 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 55 mSolverCounterUnsat, 40 mSDtfsCounter, 150 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 368 GetRequests, 350 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 51 NumberOfCodeBlocks, 51 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 46 ConstructedInterpolants, 0 QuantifiedInterpolants, 75 SizeOfPredicates, 1 NumberOfNonLiveVariables, 224 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 4/4 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: 1841]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1843]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1843]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1861]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1861]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 1832]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1852]: Loop Invariant Derived loop invariant: (2 == data) - InvariantResult [Line: 1875]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1873]: 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 77.6MB. Free memory is still 53.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2699.30ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 48.8MB in the beginning and 60.3MB in the end (delta: -11.5MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 131.88ms. Allocated memory is still 102.8MB. Free memory was 60.3MB in the beginning and 56.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.25ms. Allocated memory is still 102.8MB. Free memory was 56.1MB in the beginning and 54.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 7362.28ms. Allocated memory is still 102.8MB. Free memory was 54.0MB in the beginning and 37.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 11923.21ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 37.2MB in the beginning and 73.9MB in the end (delta: -36.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 182.03ms. Allocated memory is still 123.7MB. Free memory was 73.9MB in the beginning and 69.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-21 18:43:24,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28faad8f-5863-49b3-90dc-3ffb0c03a5ae/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