./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_17_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_65274092-bfb5-4949-b0b8-2a828d6d69f2/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65274092-bfb5-4949-b0b8-2a828d6d69f2/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65274092-bfb5-4949-b0b8-2a828d6d69f2/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65274092-bfb5-4949-b0b8-2a828d6d69f2/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_17_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65274092-bfb5-4949-b0b8-2a828d6d69f2/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65274092-bfb5-4949-b0b8-2a828d6d69f2/bin/ukojak-verify-0OAaufAVZV --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 51707db04644edd77b44cc564e90c9ff9cb351f5b6bf4302fb00346df50078da --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:59:41,716 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:59:41,796 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65274092-bfb5-4949-b0b8-2a828d6d69f2/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-11 23:59:41,802 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:59:41,803 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:59:41,833 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:59:41,834 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:59:41,835 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:59:41,836 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:59:41,836 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:59:41,837 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:59:41,838 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:59:41,838 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:59:41,839 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:59:41,840 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:59:41,840 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:59:41,847 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:59:41,851 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:59:41,852 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:59:41,852 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:59:41,854 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:59:41,855 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:59:41,855 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:59:41,856 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:59:41,857 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:41,857 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:59:41,858 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:59:41,858 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:59:41,858 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:59:41,859 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:59:41,860 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:59:41,860 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_65274092-bfb5-4949-b0b8-2a828d6d69f2/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65274092-bfb5-4949-b0b8-2a828d6d69f2/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51707db04644edd77b44cc564e90c9ff9cb351f5b6bf4302fb00346df50078da [2023-11-11 23:59:42,194 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:59:42,232 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:59:42,235 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:59:42,237 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:59:42,237 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:59:42,239 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65274092-bfb5-4949-b0b8-2a828d6d69f2/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_17_good.i [2023-11-11 23:59:45,462 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:59:45,904 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:59:45,904 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65274092-bfb5-4949-b0b8-2a828d6d69f2/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_17_good.i [2023-11-11 23:59:45,945 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65274092-bfb5-4949-b0b8-2a828d6d69f2/bin/ukojak-verify-0OAaufAVZV/data/5c9e253d9/7675252c51244a73a72fb6b9f9104ea5/FLAGf4931afb7 [2023-11-11 23:59:45,966 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65274092-bfb5-4949-b0b8-2a828d6d69f2/bin/ukojak-verify-0OAaufAVZV/data/5c9e253d9/7675252c51244a73a72fb6b9f9104ea5 [2023-11-11 23:59:45,969 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:59:45,971 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:59:45,976 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:45,976 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:59:45,982 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:59:45,985 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:45" (1/1) ... [2023-11-11 23:59:45,986 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f60c6ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:45, skipping insertion in model container [2023-11-11 23:59:45,987 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:45" (1/1) ... [2023-11-11 23:59:46,101 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:59:46,551 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:59:47,266 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:47,278 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:59:47,311 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:59:47,394 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:47,616 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:59:47,616 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:59:47,617 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:59:47,617 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:59:47,617 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:59:47,626 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:59:47,627 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:47 WrapperNode [2023-11-11 23:59:47,627 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:47,629 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:59:47,629 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:59:47,629 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:59:47,639 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:47" (1/1) ... [2023-11-11 23:59:47,700 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:47" (1/1) ... [2023-11-11 23:59:47,757 INFO L138 Inliner]: procedures = 501, calls = 61, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 93 [2023-11-11 23:59:47,760 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:59:47,761 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:59:47,761 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:59:47,762 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:59:47,790 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:47" (1/1) ... [2023-11-11 23:59:47,790 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:47" (1/1) ... [2023-11-11 23:59:47,810 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:47" (1/1) ... [2023-11-11 23:59:47,810 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:47" (1/1) ... [2023-11-11 23:59:47,817 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:47" (1/1) ... [2023-11-11 23:59:47,836 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:47" (1/1) ... [2023-11-11 23:59:47,838 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:47" (1/1) ... [2023-11-11 23:59:47,840 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:47" (1/1) ... [2023-11-11 23:59:47,843 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:59:47,847 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:59:47,848 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:59:47,848 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:59:47,849 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:47" (1/1) ... [2023-11-11 23:59:47,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:47,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65274092-bfb5-4949-b0b8-2a828d6d69f2/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:59:47,890 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65274092-bfb5-4949-b0b8-2a828d6d69f2/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:59:47,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65274092-bfb5-4949-b0b8-2a828d6d69f2/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:59:47,931 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-11 23:59:47,931 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-11 23:59:47,931 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:59:47,932 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:59:47,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:59:47,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:59:47,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:59:47,933 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:59:47,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:59:48,117 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:59:48,120 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:59:48,337 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:59:48,402 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:59:48,403 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-11 23:59:48,406 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:59:48 BoogieIcfgContainer [2023-11-11 23:59:48,407 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:59:48,408 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:59:48,408 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:59:48,420 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:59:48,421 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:59:48" (1/1) ... [2023-11-11 23:59:48,431 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:59:48,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:48,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2023-11-11 23:59:48,500 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2023-11-11 23:59:48,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:59:48,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:48,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:48,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:48,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:59:48,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:48,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 50 states and 60 transitions. [2023-11-11 23:59:48,970 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2023-11-11 23:59:48,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:59:48,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:48,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:49,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:49,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:59:49,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:49,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 51 states and 61 transitions. [2023-11-11 23:59:49,179 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2023-11-11 23:59:49,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:59:49,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:49,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:49,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:49,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:59:49,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:49,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2023-11-11 23:59:49,389 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2023-11-11 23:59:49,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:59:49,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:49,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:49,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:49,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:59:49,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:49,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2023-11-11 23:59:49,544 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2023-11-11 23:59:49,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:59:49,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:49,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:49,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:49,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:59:49,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:49,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 50 states and 61 transitions. [2023-11-11 23:59:49,946 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 61 transitions. [2023-11-11 23:59:49,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:59:49,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:49,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:49,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:50,013 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:59:50,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:50,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 51 states and 62 transitions. [2023-11-11 23:59:50,049 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 62 transitions. [2023-11-11 23:59:50,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:59:50,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:50,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:50,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:50,177 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:59:50,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:50,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 56 states and 71 transitions. [2023-11-11 23:59:50,318 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 71 transitions. [2023-11-11 23:59:50,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:59:50,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:50,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:50,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:50,415 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:59:50,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:50,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 57 states and 72 transitions. [2023-11-11 23:59:50,452 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2023-11-11 23:59:50,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:59:50,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:50,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:50,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:50,583 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:59:50,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:50,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 59 states and 75 transitions. [2023-11-11 23:59:50,692 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 75 transitions. [2023-11-11 23:59:50,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:59:50,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:50,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:50,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:50,757 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:59:51,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:51,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 64 states and 83 transitions. [2023-11-11 23:59:51,062 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 83 transitions. [2023-11-11 23:59:51,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:59:51,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:51,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:51,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:51,124 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:59:51,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:51,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 65 states and 84 transitions. [2023-11-11 23:59:51,149 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 84 transitions. [2023-11-11 23:59:51,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:59:51,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:51,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:51,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:51,280 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:59:51,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:51,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 61 states and 78 transitions. [2023-11-11 23:59:51,425 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 78 transitions. [2023-11-11 23:59:51,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:59:51,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:51,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:51,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:51,536 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:59:51,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:51,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 39 states and 42 transitions. [2023-11-11 23:59:51,759 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 42 transitions. [2023-11-11 23:59:51,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:59:51,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:51,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:51,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:51,845 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:59:52,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:52,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 42 states and 47 transitions. [2023-11-11 23:59:52,292 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2023-11-11 23:59:52,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:59:52,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:52,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:52,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:52,408 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:59:53,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:53,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 46 states and 53 transitions. [2023-11-11 23:59:53,029 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 53 transitions. [2023-11-11 23:59:53,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:59:53,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:53,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:53,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:53,195 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:59:53,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:53,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 54 states and 66 transitions. [2023-11-11 23:59:53,746 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 66 transitions. [2023-11-11 23:59:53,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:59:53,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:53,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:53,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:53,810 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:59:53,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:53,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 55 states and 69 transitions. [2023-11-11 23:59:53,842 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 69 transitions. [2023-11-11 23:59:53,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-11 23:59:53,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:53,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:53,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:53,927 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:59:54,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:54,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 61 states and 75 transitions. [2023-11-11 23:59:54,378 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 75 transitions. [2023-11-11 23:59:54,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:59:54,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:54,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:54,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:54,463 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:59:54,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:54,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 66 states and 80 transitions. [2023-11-11 23:59:54,852 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 80 transitions. [2023-11-11 23:59:54,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-11 23:59:54,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:59:54,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:59:54,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:59:55,012 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:59:55,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:59:55,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 36 states and 37 transitions. [2023-11-11 23:59:55,361 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 37 transitions. [2023-11-11 23:59:55,361 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-11 23:59:55,361 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 21 iterations. [2023-11-11 23:59:55,374 INFO L753 CodeCheckObserver]: All specifications hold 12 specifications checked. All of them hold [2023-11-11 23:59:55,494 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2023-11-11 23:59:55,506 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-11 23:59:55,507 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-11 23:59:55,507 INFO L560 CodeCheckObserver]: Invariant with dag size 12 [2023-11-11 23:59:55,512 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-11 23:59:55,515 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 11.11 11:59:55 ImpRootNode [2023-11-11 23:59:55,515 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-11 23:59:55,516 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-11 23:59:55,516 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-11 23:59:55,516 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-11 23:59:55,518 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:59:48" (3/4) ... [2023-11-11 23:59:55,520 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-11 23:59:55,525 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-11 23:59:55,525 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-11 23:59:55,536 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2023-11-11 23:59:55,537 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2023-11-11 23:59:55,537 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-11 23:59:55,538 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-11 23:59:55,683 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65274092-bfb5-4949-b0b8-2a828d6d69f2/bin/ukojak-verify-0OAaufAVZV/witness.graphml [2023-11-11 23:59:55,683 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65274092-bfb5-4949-b0b8-2a828d6d69f2/bin/ukojak-verify-0OAaufAVZV/witness.yml [2023-11-11 23:59:55,684 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-11 23:59:55,684 INFO L158 Benchmark]: Toolchain (without parser) took 9713.09ms. Allocated memory was 182.5MB in the beginning and 220.2MB in the end (delta: 37.7MB). Free memory was 129.3MB in the beginning and 75.4MB in the end (delta: 53.9MB). Peak memory consumption was 93.3MB. Max. memory is 16.1GB. [2023-11-11 23:59:55,685 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 142.6MB. Free memory is still 89.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:59:55,685 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1651.92ms. Allocated memory is still 182.5MB. Free memory was 129.3MB in the beginning and 138.6MB in the end (delta: -9.3MB). Peak memory consumption was 70.0MB. Max. memory is 16.1GB. [2023-11-11 23:59:55,685 INFO L158 Benchmark]: Boogie Procedure Inliner took 131.98ms. Allocated memory is still 182.5MB. Free memory was 138.6MB in the beginning and 135.4MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:59:55,686 INFO L158 Benchmark]: Boogie Preprocessor took 85.31ms. Allocated memory is still 182.5MB. Free memory was 135.4MB in the beginning and 134.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:59:55,686 INFO L158 Benchmark]: RCFGBuilder took 559.47ms. Allocated memory is still 182.5MB. Free memory was 134.3MB in the beginning and 116.6MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-11 23:59:55,687 INFO L158 Benchmark]: CodeCheck took 7107.72ms. Allocated memory was 182.5MB in the beginning and 220.2MB in the end (delta: 37.7MB). Free memory was 116.6MB in the beginning and 80.7MB in the end (delta: 35.9MB). Peak memory consumption was 73.7MB. Max. memory is 16.1GB. [2023-11-11 23:59:55,687 INFO L158 Benchmark]: Witness Printer took 167.76ms. Allocated memory is still 220.2MB. Free memory was 80.7MB in the beginning and 75.4MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-11 23:59:55,689 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, 48 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 6.9s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1417 SdHoareTripleChecker+Valid, 5.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 635 mSDsluCounter, 571 SdHoareTripleChecker+Invalid, 4.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 144 mSDsCounter, 677 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2739 IncrementalHoareTripleChecker+Invalid, 3416 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 677 mSolverCounterUnsat, 427 mSDtfsCounter, 2739 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3156 GetRequests, 3022 SyntacticMatches, 32 SemanticMatches, 102 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3239 ImplicationChecksByTransitivity, 3.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 452 NumberOfCodeBlocks, 452 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 432 ConstructedInterpolants, 0 QuantifiedInterpolants, 834 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 16 PerfectInterpolantSequences, 93/97 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: 1553]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1553]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1563]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1563]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1578]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1578]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1582]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1582]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 12 specifications checked. All of them hold - InvariantResult [Line: 1553]: Loop Invariant Derived loop invariant: (((1 <= i) && ((data + 2147483648) <= 0)) || (i == 0)) - InvariantResult [Line: 1601]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1557]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1578]: Loop Invariant Derived loop invariant: ((h == 0) || (((1 <= h) && ((data + 2) <= 0)) && (0 <= (data + 2)))) - InvariantResult [Line: 1582]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 142.6MB. Free memory is still 89.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1651.92ms. Allocated memory is still 182.5MB. Free memory was 129.3MB in the beginning and 138.6MB in the end (delta: -9.3MB). Peak memory consumption was 70.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 131.98ms. Allocated memory is still 182.5MB. Free memory was 138.6MB in the beginning and 135.4MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.31ms. Allocated memory is still 182.5MB. Free memory was 135.4MB in the beginning and 134.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 559.47ms. Allocated memory is still 182.5MB. Free memory was 134.3MB in the beginning and 116.6MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 7107.72ms. Allocated memory was 182.5MB in the beginning and 220.2MB in the end (delta: 37.7MB). Free memory was 116.6MB in the beginning and 80.7MB in the end (delta: 35.9MB). Peak memory consumption was 73.7MB. Max. memory is 16.1GB. * Witness Printer took 167.76ms. Allocated memory is still 220.2MB. Free memory was 80.7MB in the beginning and 75.4MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-11 23:59:55,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65274092-bfb5-4949-b0b8-2a828d6d69f2/bin/ukojak-verify-0OAaufAVZV/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