./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_17_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e6560af-19ff-45f1-ab37-04e763dcdf26/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e6560af-19ff-45f1-ab37-04e763dcdf26/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_9e6560af-19ff-45f1-ab37-04e763dcdf26/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e6560af-19ff-45f1-ab37-04e763dcdf26/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_17_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e6560af-19ff-45f1-ab37-04e763dcdf26/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_9e6560af-19ff-45f1-ab37-04e763dcdf26/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 b593e09c1e411bcfd0f33c8ec9270914844cea754607fa1ad6893957bd26d1f7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:00:05,909 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:00:05,987 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e6560af-19ff-45f1-ab37-04e763dcdf26/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-12 00:00:05,993 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:00:05,993 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:00:06,020 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:00:06,022 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:00:06,022 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:00:06,023 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:00:06,024 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:00:06,025 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:00:06,025 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:00:06,026 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:00:06,026 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:00:06,027 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:00:06,028 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:00:06,028 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:00:06,029 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:00:06,030 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:00:06,030 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:00:06,031 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:00:06,032 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:00:06,032 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:00:06,033 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:00:06,034 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:00:06,034 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:00:06,035 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:00:06,035 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:00:06,036 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:00:06,036 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:00:06,037 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:00:06,037 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_9e6560af-19ff-45f1-ab37-04e763dcdf26/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e6560af-19ff-45f1-ab37-04e763dcdf26/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b593e09c1e411bcfd0f33c8ec9270914844cea754607fa1ad6893957bd26d1f7 [2023-11-12 00:00:06,409 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:00:06,442 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:00:06,445 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:00:06,446 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:00:06,447 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:00:06,449 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e6560af-19ff-45f1-ab37-04e763dcdf26/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_17_good.i [2023-11-12 00:00:09,569 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:00:09,978 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:00:09,984 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e6560af-19ff-45f1-ab37-04e763dcdf26/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_17_good.i [2023-11-12 00:00:10,017 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e6560af-19ff-45f1-ab37-04e763dcdf26/bin/ukojak-verify-0OAaufAVZV/data/7ffc98011/6884c75633dd4f5c8a6c1f5d489557c8/FLAGbeedd6782 [2023-11-12 00:00:10,029 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e6560af-19ff-45f1-ab37-04e763dcdf26/bin/ukojak-verify-0OAaufAVZV/data/7ffc98011/6884c75633dd4f5c8a6c1f5d489557c8 [2023-11-12 00:00:10,032 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:00:10,033 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:00:10,035 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:00:10,035 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:00:10,040 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:00:10,041 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:00:10" (1/1) ... [2023-11-12 00:00:10,042 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@700436df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:10, skipping insertion in model container [2023-11-12 00:00:10,042 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:00:10" (1/1) ... [2023-11-12 00:00:10,130 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:00:10,519 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:00:11,127 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:00:11,142 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:00:11,177 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:00:11,261 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:00:11,431 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:00:11,431 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:00:11,431 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:00:11,432 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:00:11,432 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:00:11,440 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:00:11,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:11 WrapperNode [2023-11-12 00:00:11,441 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:00:11,443 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:00:11,443 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:00:11,443 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:00:11,451 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:11" (1/1) ... [2023-11-12 00:00:11,505 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:11" (1/1) ... [2023-11-12 00:00:11,555 INFO L138 Inliner]: procedures = 501, calls = 61, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 147 [2023-11-12 00:00:11,557 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:00:11,558 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:00:11,558 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:00:11,558 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:00:11,568 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:11" (1/1) ... [2023-11-12 00:00:11,569 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:11" (1/1) ... [2023-11-12 00:00:11,583 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:11" (1/1) ... [2023-11-12 00:00:11,594 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:11" (1/1) ... [2023-11-12 00:00:11,601 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:11" (1/1) ... [2023-11-12 00:00:11,605 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:11" (1/1) ... [2023-11-12 00:00:11,619 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:11" (1/1) ... [2023-11-12 00:00:11,620 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:11" (1/1) ... [2023-11-12 00:00:11,624 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:00:11,625 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:00:11,634 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:00:11,635 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:00:11,636 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:00:11" (1/1) ... [2023-11-12 00:00:11,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:00:11,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e6560af-19ff-45f1-ab37-04e763dcdf26/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:00:11,721 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e6560af-19ff-45f1-ab37-04e763dcdf26/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:00:11,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e6560af-19ff-45f1-ab37-04e763dcdf26/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:00:11,781 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-12 00:00:11,781 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-12 00:00:11,782 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-12 00:00:11,783 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-12 00:00:11,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:00:11,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:00:11,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:00:11,793 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-12 00:00:11,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:00:11,946 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:00:11,948 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:00:12,326 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:00:12,582 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:00:12,582 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-12 00:00:12,585 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:00:12 BoogieIcfgContainer [2023-11-12 00:00:12,585 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:00:12,586 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:00:12,586 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:00:12,597 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:00:12,597 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:00:12" (1/1) ... [2023-11-12 00:00:12,608 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:00:12,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:12,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 45 states and 52 transitions. [2023-11-12 00:00:12,662 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 52 transitions. [2023-11-12 00:00:12,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-12 00:00:12,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:12,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:12,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:13,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:13,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:13,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2023-11-12 00:00:13,554 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2023-11-12 00:00:13,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-12 00:00:13,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:13,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:13,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:13,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:13,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:13,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 48 states and 56 transitions. [2023-11-12 00:00:13,846 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 56 transitions. [2023-11-12 00:00:13,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-12 00:00:13,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:13,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:13,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:14,164 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:14,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:14,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 44 states and 50 transitions. [2023-11-12 00:00:14,229 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 50 transitions. [2023-11-12 00:00:14,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-12 00:00:14,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:14,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:14,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:14,339 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 00:00:14,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:14,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 43 states and 49 transitions. [2023-11-12 00:00:14,379 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2023-11-12 00:00:14,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-12 00:00:14,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:14,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:14,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:14,479 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 00:00:14,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:14,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 44 states and 51 transitions. [2023-11-12 00:00:14,532 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 51 transitions. [2023-11-12 00:00:14,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-12 00:00:14,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:14,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:14,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:14,691 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:00:15,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:15,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2023-11-12 00:00:15,148 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2023-11-12 00:00:15,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-12 00:00:15,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:15,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:15,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:15,277 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-12 00:00:15,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:15,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 52 states and 64 transitions. [2023-11-12 00:00:15,391 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 64 transitions. [2023-11-12 00:00:15,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-12 00:00:15,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:15,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:15,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:15,497 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-12 00:00:15,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:15,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 53 states and 65 transitions. [2023-11-12 00:00:15,523 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 65 transitions. [2023-11-12 00:00:15,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-12 00:00:15,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:15,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:15,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:15,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 00:00:15,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:15,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 57 states and 70 transitions. [2023-11-12 00:00:15,965 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 70 transitions. [2023-11-12 00:00:15,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-12 00:00:15,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:15,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:15,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:16,119 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 00:00:16,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:16,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 59 states and 73 transitions. [2023-11-12 00:00:16,219 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 73 transitions. [2023-11-12 00:00:16,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-12 00:00:16,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:16,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:16,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:16,304 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-12 00:00:16,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:16,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 63 states and 80 transitions. [2023-11-12 00:00:16,805 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 80 transitions. [2023-11-12 00:00:16,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-12 00:00:16,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:16,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:16,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:16,895 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 00:00:16,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:16,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 64 states and 81 transitions. [2023-11-12 00:00:16,915 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 81 transitions. [2023-11-12 00:00:16,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-12 00:00:16,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:16,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:16,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:17,063 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-12 00:00:17,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:17,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 65 states and 82 transitions. [2023-11-12 00:00:17,285 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 82 transitions. [2023-11-12 00:00:17,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-12 00:00:17,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:17,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:17,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:17,451 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 00:00:17,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:17,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 61 states and 76 transitions. [2023-11-12 00:00:17,603 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 76 transitions. [2023-11-12 00:00:17,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-12 00:00:17,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:17,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:17,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:17,712 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 00:00:17,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:17,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 44 states and 49 transitions. [2023-11-12 00:00:17,904 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 49 transitions. [2023-11-12 00:00:17,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-12 00:00:17,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:17,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:17,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:18,077 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 00:00:18,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:18,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 46 states and 53 transitions. [2023-11-12 00:00:18,636 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 53 transitions. [2023-11-12 00:00:18,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-12 00:00:18,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:18,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:18,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:18,867 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 00:00:19,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:19,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 49 states and 58 transitions. [2023-11-12 00:00:19,762 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 58 transitions. [2023-11-12 00:00:19,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-12 00:00:19,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:19,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:19,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:19,979 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-12 00:00:20,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:20,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 55 states and 68 transitions. [2023-11-12 00:00:20,967 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 68 transitions. [2023-11-12 00:00:20,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-12 00:00:20,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:20,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:20,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:21,061 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-12 00:00:21,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:21,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 56 states and 71 transitions. [2023-11-12 00:00:21,090 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 71 transitions. [2023-11-12 00:00:21,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-12 00:00:21,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:21,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:21,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:21,262 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-12 00:00:21,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:21,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 57 states and 72 transitions. [2023-11-12 00:00:21,604 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2023-11-12 00:00:21,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-12 00:00:21,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:21,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:21,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:21,692 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-12 00:00:21,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:21,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 58 states and 73 transitions. [2023-11-12 00:00:21,977 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 73 transitions. [2023-11-12 00:00:21,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-12 00:00:21,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:00:21,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:00:22,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:00:22,105 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-12 00:00:22,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:00:22,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 43 states and 49 transitions. [2023-11-12 00:00:22,470 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2023-11-12 00:00:22,470 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-12 00:00:22,471 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 23 iterations. [2023-11-12 00:00:22,480 INFO L753 CodeCheckObserver]: All specifications hold 12 specifications checked. All of them hold [2023-11-12 00:00:22,600 INFO L560 CodeCheckObserver]: Invariant with dag size 10 [2023-11-12 00:00:22,610 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:00:22,610 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:00:22,610 INFO L560 CodeCheckObserver]: Invariant with dag size 12 [2023-11-12 00:00:22,613 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:00:22,614 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 12.11 12:00:22 ImpRootNode [2023-11-12 00:00:22,614 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-12 00:00:22,615 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:00:22,616 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:00:22,616 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:00:22,616 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:00:12" (3/4) ... [2023-11-12 00:00:22,619 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-12 00:00:22,622 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-12 00:00:22,622 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-12 00:00:22,633 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 43 nodes and edges [2023-11-12 00:00:22,634 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-12 00:00:22,634 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-12 00:00:22,635 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-12 00:00:22,786 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e6560af-19ff-45f1-ab37-04e763dcdf26/bin/ukojak-verify-0OAaufAVZV/witness.graphml [2023-11-12 00:00:22,787 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e6560af-19ff-45f1-ab37-04e763dcdf26/bin/ukojak-verify-0OAaufAVZV/witness.yml [2023-11-12 00:00:22,787 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:00:22,788 INFO L158 Benchmark]: Toolchain (without parser) took 12754.92ms. Allocated memory was 174.1MB in the beginning and 251.7MB in the end (delta: 77.6MB). Free memory was 142.8MB in the beginning and 181.9MB in the end (delta: -39.1MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. [2023-11-12 00:00:22,789 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 130.0MB. Free memory is still 103.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:00:22,789 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1407.04ms. Allocated memory is still 174.1MB. Free memory was 142.0MB in the beginning and 137.5MB in the end (delta: 4.5MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. [2023-11-12 00:00:22,789 INFO L158 Benchmark]: Boogie Procedure Inliner took 114.81ms. Allocated memory is still 174.1MB. Free memory was 137.5MB in the beginning and 134.3MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:00:22,790 INFO L158 Benchmark]: Boogie Preprocessor took 66.24ms. Allocated memory is still 174.1MB. Free memory was 134.3MB in the beginning and 132.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:00:22,790 INFO L158 Benchmark]: RCFGBuilder took 960.50ms. Allocated memory is still 174.1MB. Free memory was 132.2MB in the beginning and 102.6MB in the end (delta: 29.6MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2023-11-12 00:00:22,791 INFO L158 Benchmark]: CodeCheck took 10028.03ms. Allocated memory was 174.1MB in the beginning and 251.7MB in the end (delta: 77.6MB). Free memory was 102.6MB in the beginning and 188.1MB in the end (delta: -85.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:00:22,791 INFO L158 Benchmark]: Witness Printer took 172.21ms. Allocated memory is still 251.7MB. Free memory was 188.1MB in the beginning and 181.9MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:00:22,794 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, 45 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 9.9s, OverallIterations: 23, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1471 SdHoareTripleChecker+Valid, 6.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 574 mSDsluCounter, 586 SdHoareTripleChecker+Invalid, 5.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 110 mSDsCounter, 887 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3116 IncrementalHoareTripleChecker+Invalid, 4003 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 887 mSolverCounterUnsat, 476 mSDtfsCounter, 3116 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3260 GetRequests, 3127 SyntacticMatches, 1 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5950 ImplicationChecksByTransitivity, 5.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 463 NumberOfCodeBlocks, 463 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 441 ConstructedInterpolants, 0 QuantifiedInterpolants, 711 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 15 PerfectInterpolantSequences, 89/96 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: 1561]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1561]: 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: 1576]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1576]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1583]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1583]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1580]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1580]: 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)) || (i == 0)) - InvariantResult [Line: 1599]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1580]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1576]: Loop Invariant Derived loop invariant: ((h == 0) || (((1 <= h) && ((data + 2) <= 0)) && (0 <= (data + 2)))) - InvariantResult [Line: 1557]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 130.0MB. Free memory is still 103.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1407.04ms. Allocated memory is still 174.1MB. Free memory was 142.0MB in the beginning and 137.5MB in the end (delta: 4.5MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 114.81ms. Allocated memory is still 174.1MB. Free memory was 137.5MB in the beginning and 134.3MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.24ms. Allocated memory is still 174.1MB. Free memory was 134.3MB in the beginning and 132.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 960.50ms. Allocated memory is still 174.1MB. Free memory was 132.2MB in the beginning and 102.6MB in the end (delta: 29.6MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. * CodeCheck took 10028.03ms. Allocated memory was 174.1MB in the beginning and 251.7MB in the end (delta: 77.6MB). Free memory was 102.6MB in the beginning and 188.1MB in the end (delta: -85.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 172.21ms. Allocated memory is still 251.7MB. Free memory was 188.1MB in the beginning and 181.9MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-12 00:00:22,822 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e6560af-19ff-45f1-ab37-04e763dcdf26/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