./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_04_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_f6134a86-fa86-4ec6-afd9-96da954d7945/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6134a86-fa86-4ec6-afd9-96da954d7945/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_f6134a86-fa86-4ec6-afd9-96da954d7945/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6134a86-fa86-4ec6-afd9-96da954d7945/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_04_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6134a86-fa86-4ec6-afd9-96da954d7945/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_f6134a86-fa86-4ec6-afd9-96da954d7945/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 224d987ceb09cc9f2ec7176f4f478b53aa40ce51119a4d3f86b1650099ef76b1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:04:19,561 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:04:19,670 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6134a86-fa86-4ec6-afd9-96da954d7945/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-12 00:04:19,677 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:04:19,678 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:04:19,714 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:04:19,715 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:04:19,716 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:04:19,717 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:04:19,722 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:04:19,723 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:04:19,723 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:04:19,724 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:04:19,725 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:04:19,726 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:04:19,726 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:04:19,727 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:04:19,727 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:04:19,727 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:04:19,728 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:04:19,728 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:04:19,729 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:04:19,729 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:04:19,730 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:04:19,730 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:19,731 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:04:19,731 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:04:19,732 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:04:19,732 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:04:19,732 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:04:19,734 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:04:19,734 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_f6134a86-fa86-4ec6-afd9-96da954d7945/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6134a86-fa86-4ec6-afd9-96da954d7945/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 224d987ceb09cc9f2ec7176f4f478b53aa40ce51119a4d3f86b1650099ef76b1 [2023-11-12 00:04:20,017 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:04:20,053 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:04:20,056 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:04:20,057 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:04:20,057 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:04:20,059 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6134a86-fa86-4ec6-afd9-96da954d7945/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_04_good.i [2023-11-12 00:04:23,155 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:04:23,644 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:04:23,645 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6134a86-fa86-4ec6-afd9-96da954d7945/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_04_good.i [2023-11-12 00:04:23,683 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6134a86-fa86-4ec6-afd9-96da954d7945/bin/ukojak-verify-0OAaufAVZV/data/419086ab6/041908246ba64092a130d908d553b6f7/FLAG18fa12ef5 [2023-11-12 00:04:23,701 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6134a86-fa86-4ec6-afd9-96da954d7945/bin/ukojak-verify-0OAaufAVZV/data/419086ab6/041908246ba64092a130d908d553b6f7 [2023-11-12 00:04:23,707 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:04:23,710 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:04:23,713 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:23,713 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:04:23,719 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:04:23,720 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:23" (1/1) ... [2023-11-12 00:04:23,721 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@509f2cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:23, skipping insertion in model container [2023-11-12 00:04:23,721 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:23" (1/1) ... [2023-11-12 00:04:23,804 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:04:24,273 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:04:24,839 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:24,850 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:04:24,872 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:04:25,012 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:25,179 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:25,179 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:25,179 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:25,179 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:25,180 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:25,187 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:04:25,188 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:25 WrapperNode [2023-11-12 00:04:25,188 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:25,189 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:25,190 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:04:25,190 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:04:25,197 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:25" (1/1) ... [2023-11-12 00:04:25,241 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:25" (1/1) ... [2023-11-12 00:04:25,292 INFO L138 Inliner]: procedures = 503, calls = 71, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 186 [2023-11-12 00:04:25,293 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:25,294 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:04:25,294 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:04:25,294 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:04:25,311 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:25" (1/1) ... [2023-11-12 00:04:25,311 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:25" (1/1) ... [2023-11-12 00:04:25,315 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:25" (1/1) ... [2023-11-12 00:04:25,320 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:25" (1/1) ... [2023-11-12 00:04:25,327 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:25" (1/1) ... [2023-11-12 00:04:25,330 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:25" (1/1) ... [2023-11-12 00:04:25,338 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:25" (1/1) ... [2023-11-12 00:04:25,340 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:25" (1/1) ... [2023-11-12 00:04:25,347 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:04:25,348 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:04:25,351 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:04:25,351 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:04:25,353 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:25" (1/1) ... [2023-11-12 00:04:25,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:25,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6134a86-fa86-4ec6-afd9-96da954d7945/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:04:25,390 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6134a86-fa86-4ec6-afd9-96da954d7945/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:04:25,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6134a86-fa86-4ec6-afd9-96da954d7945/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:04:25,429 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-12 00:04:25,430 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-12 00:04:25,430 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-12 00:04:25,431 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-12 00:04:25,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:04:25,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:04:25,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:04:25,431 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-12 00:04:25,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:04:25,674 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:04:25,676 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:04:26,097 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:04:26,504 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:04:26,504 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:04:26,507 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:26 BoogieIcfgContainer [2023-11-12 00:04:26,508 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:04:26,509 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:04:26,509 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:04:26,519 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:04:26,520 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:26" (1/1) ... [2023-11-12 00:04:26,529 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:04:26,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:26,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 53 states and 71 transitions. [2023-11-12 00:04:26,591 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 71 transitions. [2023-11-12 00:04:26,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-12 00:04:26,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:26,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:26,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:27,001 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 00:04:27,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:27,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 52 states and 70 transitions. [2023-11-12 00:04:27,043 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2023-11-12 00:04:27,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-12 00:04:27,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:27,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:27,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:27,175 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 00:04:27,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:27,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 51 states and 69 transitions. [2023-11-12 00:04:27,248 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2023-11-12 00:04:27,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-12 00:04:27,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:27,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:27,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:27,433 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 00:04:27,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:27,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 68 transitions. [2023-11-12 00:04:27,486 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2023-11-12 00:04:27,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-12 00:04:27,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:27,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:27,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:27,609 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 00:04:27,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:27,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2023-11-12 00:04:27,670 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2023-11-12 00:04:27,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-12 00:04:27,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:27,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:27,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:27,823 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 00:04:27,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:27,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 51 states and 72 transitions. [2023-11-12 00:04:27,912 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 72 transitions. [2023-11-12 00:04:27,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-12 00:04:27,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:27,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:27,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:28,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:04:28,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:28,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 50 states and 68 transitions. [2023-11-12 00:04:28,189 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2023-11-12 00:04:28,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-12 00:04:28,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:28,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:28,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:28,295 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 00:04:28,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:28,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 53 states and 73 transitions. [2023-11-12 00:04:28,337 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 73 transitions. [2023-11-12 00:04:28,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-12 00:04:28,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:28,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:28,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:28,433 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 00:04:28,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:28,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 57 states and 79 transitions. [2023-11-12 00:04:28,526 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2023-11-12 00:04:28,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-12 00:04:28,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:28,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:28,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:28,623 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:04:28,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:28,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 62 states and 90 transitions. [2023-11-12 00:04:28,677 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 90 transitions. [2023-11-12 00:04:28,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-12 00:04:28,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:28,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:28,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:28,765 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 00:04:29,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:29,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 65 states and 95 transitions. [2023-11-12 00:04:29,030 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 95 transitions. [2023-11-12 00:04:29,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-12 00:04:29,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:29,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:29,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:29,119 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-12 00:04:29,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:29,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 65 states and 94 transitions. [2023-11-12 00:04:29,247 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 94 transitions. [2023-11-12 00:04:29,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-12 00:04:29,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:29,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:29,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:29,338 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-12 00:04:29,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:29,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 67 states and 97 transitions. [2023-11-12 00:04:29,473 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 97 transitions. [2023-11-12 00:04:29,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-12 00:04:29,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:29,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:29,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:29,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:04:29,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:29,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 67 states and 96 transitions. [2023-11-12 00:04:29,685 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 96 transitions. [2023-11-12 00:04:29,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-12 00:04:29,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:29,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:29,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:29,749 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-12 00:04:29,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:29,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 67 states and 95 transitions. [2023-11-12 00:04:29,896 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 95 transitions. [2023-11-12 00:04:29,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-12 00:04:29,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:29,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:29,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:29,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:04:30,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:30,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 65 states and 89 transitions. [2023-11-12 00:04:30,194 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 89 transitions. [2023-11-12 00:04:30,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-12 00:04:30,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:30,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:30,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:30,291 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 00:04:30,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:30,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 69 states and 95 transitions. [2023-11-12 00:04:30,613 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 95 transitions. [2023-11-12 00:04:30,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-12 00:04:30,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:30,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:30,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:30,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:04:31,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:31,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 73 states and 99 transitions. [2023-11-12 00:04:31,048 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 99 transitions. [2023-11-12 00:04:31,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-12 00:04:31,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:31,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:31,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:31,240 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 00:04:31,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:31,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 76 states and 106 transitions. [2023-11-12 00:04:31,498 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 106 transitions. [2023-11-12 00:04:31,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-12 00:04:31,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:31,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:31,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:31,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:04:31,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:31,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 44 states and 55 transitions. [2023-11-12 00:04:31,772 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2023-11-12 00:04:31,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-12 00:04:31,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:04:31,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:04:31,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:04:31,890 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 00:04:32,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:04:32,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 43 states and 54 transitions. [2023-11-12 00:04:32,039 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 54 transitions. [2023-11-12 00:04:32,039 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-12 00:04:32,040 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 21 iterations. [2023-11-12 00:04:32,050 INFO L753 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-12 00:04:32,339 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:04:32,345 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 12.11 12:04:32 ImpRootNode [2023-11-12 00:04:32,346 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-12 00:04:32,346 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:04:32,347 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:04:32,347 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:04:32,347 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:26" (3/4) ... [2023-11-12 00:04:32,352 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-12 00:04:32,356 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-12 00:04:32,356 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-12 00:04:32,378 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2023-11-12 00:04:32,379 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-12 00:04:32,380 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-12 00:04:32,381 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-12 00:04:32,547 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6134a86-fa86-4ec6-afd9-96da954d7945/bin/ukojak-verify-0OAaufAVZV/witness.graphml [2023-11-12 00:04:32,548 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6134a86-fa86-4ec6-afd9-96da954d7945/bin/ukojak-verify-0OAaufAVZV/witness.yml [2023-11-12 00:04:32,548 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:04:32,549 INFO L158 Benchmark]: Toolchain (without parser) took 8839.70ms. Allocated memory was 138.4MB in the beginning and 207.6MB in the end (delta: 69.2MB). Free memory was 90.3MB in the beginning and 76.2MB in the end (delta: 14.1MB). Peak memory consumption was 83.7MB. Max. memory is 16.1GB. [2023-11-12 00:04:32,549 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 102.8MB. Free memory is still 53.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:04:32,550 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1475.79ms. Allocated memory is still 138.4MB. Free memory was 90.3MB in the beginning and 67.7MB in the end (delta: 22.6MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2023-11-12 00:04:32,550 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.73ms. Allocated memory is still 138.4MB. Free memory was 67.7MB in the beginning and 64.0MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:04:32,551 INFO L158 Benchmark]: Boogie Preprocessor took 53.73ms. Allocated memory is still 138.4MB. Free memory was 64.0MB in the beginning and 62.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:04:32,551 INFO L158 Benchmark]: RCFGBuilder took 1159.53ms. Allocated memory was 138.4MB in the beginning and 172.0MB in the end (delta: 33.6MB). Free memory was 61.9MB in the beginning and 124.3MB in the end (delta: -62.4MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2023-11-12 00:04:32,552 INFO L158 Benchmark]: CodeCheck took 5837.45ms. Allocated memory was 172.0MB in the beginning and 207.6MB in the end (delta: 35.7MB). Free memory was 124.3MB in the beginning and 83.4MB in the end (delta: 40.8MB). Peak memory consumption was 76.4MB. Max. memory is 16.1GB. [2023-11-12 00:04:32,552 INFO L158 Benchmark]: Witness Printer took 201.91ms. Allocated memory is still 207.6MB. Free memory was 83.4MB in the beginning and 76.2MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:04:32,554 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, 53 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 5.5s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2595 SdHoareTripleChecker+Valid, 6.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1042 mSDsluCounter, 1959 SdHoareTripleChecker+Invalid, 5.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 726 mSDsCounter, 540 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2624 IncrementalHoareTripleChecker+Invalid, 3164 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 540 mSolverCounterUnsat, 1233 mSDtfsCounter, 2624 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3615 GetRequests, 3529 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2564 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 373 NumberOfCodeBlocks, 373 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 353 ConstructedInterpolants, 0 QuantifiedInterpolants, 694 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 20 PerfectInterpolantSequences, 30/30 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: 1568]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1568]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1592]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1592]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1618]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1618]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1635]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1635]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1652]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 102.8MB. Free memory is still 53.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1475.79ms. Allocated memory is still 138.4MB. Free memory was 90.3MB in the beginning and 67.7MB in the end (delta: 22.6MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.73ms. Allocated memory is still 138.4MB. Free memory was 67.7MB in the beginning and 64.0MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.73ms. Allocated memory is still 138.4MB. Free memory was 64.0MB in the beginning and 62.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1159.53ms. Allocated memory was 138.4MB in the beginning and 172.0MB in the end (delta: 33.6MB). Free memory was 61.9MB in the beginning and 124.3MB in the end (delta: -62.4MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. * CodeCheck took 5837.45ms. Allocated memory was 172.0MB in the beginning and 207.6MB in the end (delta: 35.7MB). Free memory was 124.3MB in the beginning and 83.4MB in the end (delta: 40.8MB). Peak memory consumption was 76.4MB. Max. memory is 16.1GB. * Witness Printer took 201.91ms. Allocated memory is still 207.6MB. Free memory was 83.4MB in the beginning and 76.2MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-12 00:04:32,573 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6134a86-fa86-4ec6-afd9-96da954d7945/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