./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_14_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_241f8bd3-5bf2-4e82-a316-85c08cea285f/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f8bd3-5bf2-4e82-a316-85c08cea285f/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_241f8bd3-5bf2-4e82-a316-85c08cea285f/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f8bd3-5bf2-4e82-a316-85c08cea285f/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_14_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f8bd3-5bf2-4e82-a316-85c08cea285f/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_241f8bd3-5bf2-4e82-a316-85c08cea285f/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 6d91e22bf2eaa5bbf7c5f69763f65d3ab5e74442c9d978178db312bfbd2a3bef --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:48:00,969 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:48:01,065 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f8bd3-5bf2-4e82-a316-85c08cea285f/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-11 23:48:01,069 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:48:01,070 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:48:01,091 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:48:01,092 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:48:01,093 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:48:01,097 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:48:01,098 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:48:01,099 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:48:01,099 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:48:01,101 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:48:01,102 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:48:01,103 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:48:01,105 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:48:01,106 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:48:01,106 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:48:01,109 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:48:01,110 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:48:01,110 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:48:01,111 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:48:01,115 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:48:01,115 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:48:01,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:48:01,116 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:48:01,117 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:48:01,117 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:48:01,118 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:48:01,119 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:48:01,120 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:48:01,121 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_241f8bd3-5bf2-4e82-a316-85c08cea285f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f8bd3-5bf2-4e82-a316-85c08cea285f/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d91e22bf2eaa5bbf7c5f69763f65d3ab5e74442c9d978178db312bfbd2a3bef [2023-11-11 23:48:01,422 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:48:01,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:48:01,452 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:48:01,453 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:48:01,454 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:48:01,455 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f8bd3-5bf2-4e82-a316-85c08cea285f/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_14_good.i [2023-11-11 23:48:04,516 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:48:04,978 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:48:04,978 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f8bd3-5bf2-4e82-a316-85c08cea285f/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_14_good.i [2023-11-11 23:48:05,010 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f8bd3-5bf2-4e82-a316-85c08cea285f/bin/ukojak-verify-0OAaufAVZV/data/fa9992580/6b7740418c294813a9c2050693669973/FLAGd2f77e82e [2023-11-11 23:48:05,029 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f8bd3-5bf2-4e82-a316-85c08cea285f/bin/ukojak-verify-0OAaufAVZV/data/fa9992580/6b7740418c294813a9c2050693669973 [2023-11-11 23:48:05,031 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:48:05,032 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:48:05,034 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:48:05,034 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:48:05,042 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:48:05,043 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:48:05" (1/1) ... [2023-11-11 23:48:05,044 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7215b216 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:05, skipping insertion in model container [2023-11-11 23:48:05,044 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:48:05" (1/1) ... [2023-11-11 23:48:05,135 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:48:05,573 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:48:06,139 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:48:06,153 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:48:06,183 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:48:06,274 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:48:06,415 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:48:06,415 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:48:06,415 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:48:06,416 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:48:06,416 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:48:06,424 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:48:06,425 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:06 WrapperNode [2023-11-11 23:48:06,425 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:48:06,426 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:48:06,427 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:48:06,427 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:48:06,435 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:06" (1/1) ... [2023-11-11 23:48:06,488 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:06" (1/1) ... [2023-11-11 23:48:06,528 INFO L138 Inliner]: procedures = 503, calls = 87, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 118 [2023-11-11 23:48:06,528 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:48:06,529 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:48:06,529 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:48:06,529 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:48:06,542 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:06" (1/1) ... [2023-11-11 23:48:06,542 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:06" (1/1) ... [2023-11-11 23:48:06,545 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:06" (1/1) ... [2023-11-11 23:48:06,546 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:06" (1/1) ... [2023-11-11 23:48:06,554 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:06" (1/1) ... [2023-11-11 23:48:06,556 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:06" (1/1) ... [2023-11-11 23:48:06,559 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:06" (1/1) ... [2023-11-11 23:48:06,561 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:06" (1/1) ... [2023-11-11 23:48:06,564 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:48:06,565 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:48:06,565 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:48:06,565 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:48:06,566 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:06" (1/1) ... [2023-11-11 23:48:06,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:48:06,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f8bd3-5bf2-4e82-a316-85c08cea285f/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:48:06,602 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f8bd3-5bf2-4e82-a316-85c08cea285f/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:48:06,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f8bd3-5bf2-4e82-a316-85c08cea285f/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:48:06,648 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-11 23:48:06,649 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-11 23:48:06,649 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:48:06,649 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:48:06,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:48:06,649 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:48:06,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:48:06,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:48:06,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:48:06,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:48:06,650 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:48:06,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:48:06,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:48:06,804 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:48:06,805 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:48:07,098 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:48:07,184 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:48:07,184 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:48:07,186 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:48:07 BoogieIcfgContainer [2023-11-11 23:48:07,187 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:48:07,188 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:48:07,188 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:48:07,198 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:48:07,198 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:48:07" (1/1) ... [2023-11-11 23:48:07,208 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:48:07,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:07,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2023-11-11 23:48:07,269 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2023-11-11 23:48:07,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:48:07,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:07,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:07,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:07,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:48:07,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:07,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 48 states and 62 transitions. [2023-11-11 23:48:07,820 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 62 transitions. [2023-11-11 23:48:07,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:48:07,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:07,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:07,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:08,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:48:08,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:08,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 47 states and 61 transitions. [2023-11-11 23:48:08,336 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 61 transitions. [2023-11-11 23:48:08,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:48:08,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:08,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:08,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:08,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:48:08,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:08,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 46 states and 58 transitions. [2023-11-11 23:48:08,547 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2023-11-11 23:48:08,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:48:08,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:08,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:08,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:08,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:48:08,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:08,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 45 states and 57 transitions. [2023-11-11 23:48:08,885 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 57 transitions. [2023-11-11 23:48:08,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:48:08,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:08,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:08,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:09,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:48:09,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:09,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 58 transitions. [2023-11-11 23:48:09,668 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 58 transitions. [2023-11-11 23:48:09,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:48:09,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:09,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:09,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:09,726 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:48:09,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:09,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 46 states and 58 transitions. [2023-11-11 23:48:09,878 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2023-11-11 23:48:09,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:48:09,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:09,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:09,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:09,986 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:48:10,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:10,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 48 states and 62 transitions. [2023-11-11 23:48:10,056 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 62 transitions. [2023-11-11 23:48:10,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:48:10,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:10,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:10,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:10,159 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:48:10,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:10,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 51 states and 67 transitions. [2023-11-11 23:48:10,293 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 67 transitions. [2023-11-11 23:48:10,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:48:10,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:10,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:10,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:10,345 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-11 23:48:10,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:10,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 53 states and 69 transitions. [2023-11-11 23:48:10,536 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 69 transitions. [2023-11-11 23:48:10,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:48:10,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:10,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:10,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:10,593 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:48:10,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:10,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 54 states and 70 transitions. [2023-11-11 23:48:10,776 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2023-11-11 23:48:10,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:48:10,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:10,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:10,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:10,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:48:11,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:11,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 52 states and 67 transitions. [2023-11-11 23:48:11,182 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 67 transitions. [2023-11-11 23:48:11,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:48:11,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:11,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:11,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:11,275 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:48:11,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:11,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 41 states and 49 transitions. [2023-11-11 23:48:11,617 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2023-11-11 23:48:11,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-11 23:48:11,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:11,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:11,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:11,760 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:48:12,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:12,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 40 states and 48 transitions. [2023-11-11 23:48:12,026 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 48 transitions. [2023-11-11 23:48:12,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:48:12,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:12,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:12,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:12,166 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:48:12,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:12,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 39 states and 47 transitions. [2023-11-11 23:48:12,354 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2023-11-11 23:48:12,354 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-11 23:48:12,355 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2023-11-11 23:48:12,364 INFO L753 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-11 23:48:12,487 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-11 23:48:12,491 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 11.11 11:48:12 ImpRootNode [2023-11-11 23:48:12,491 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-11 23:48:12,492 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-11 23:48:12,492 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-11 23:48:12,492 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-11 23:48:12,493 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:48:07" (3/4) ... [2023-11-11 23:48:12,495 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-11 23:48:12,498 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-11 23:48:12,499 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-11 23:48:12,505 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2023-11-11 23:48:12,505 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-11 23:48:12,506 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-11 23:48:12,507 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-11 23:48:12,608 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f8bd3-5bf2-4e82-a316-85c08cea285f/bin/ukojak-verify-0OAaufAVZV/witness.graphml [2023-11-11 23:48:12,609 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f8bd3-5bf2-4e82-a316-85c08cea285f/bin/ukojak-verify-0OAaufAVZV/witness.yml [2023-11-11 23:48:12,609 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-11 23:48:12,609 INFO L158 Benchmark]: Toolchain (without parser) took 7576.95ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 133.0MB in the beginning and 58.2MB in the end (delta: 74.8MB). Peak memory consumption was 107.2MB. Max. memory is 16.1GB. [2023-11-11 23:48:12,610 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 121.6MB. Free memory was 91.4MB in the beginning and 91.4MB in the end (delta: 69.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:48:12,610 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1391.49ms. Allocated memory is still 167.8MB. Free memory was 133.0MB in the beginning and 82.8MB in the end (delta: 50.2MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2023-11-11 23:48:12,611 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.23ms. Allocated memory is still 167.8MB. Free memory was 82.8MB in the beginning and 79.4MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:48:12,611 INFO L158 Benchmark]: Boogie Preprocessor took 35.40ms. Allocated memory is still 167.8MB. Free memory was 79.4MB in the beginning and 78.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:48:12,611 INFO L158 Benchmark]: RCFGBuilder took 621.73ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 78.0MB in the beginning and 162.9MB in the end (delta: -84.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-11 23:48:12,612 INFO L158 Benchmark]: CodeCheck took 5303.79ms. Allocated memory is still 201.3MB. Free memory was 162.9MB in the beginning and 64.5MB in the end (delta: 98.4MB). Peak memory consumption was 99.4MB. Max. memory is 16.1GB. [2023-11-11 23:48:12,612 INFO L158 Benchmark]: Witness Printer took 116.93ms. Allocated memory is still 201.3MB. Free memory was 64.5MB in the beginning and 58.2MB in the end (delta: 6.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:48:12,614 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, 49 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 5.1s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1257 SdHoareTripleChecker+Valid, 3.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 323 mSDsluCounter, 812 SdHoareTripleChecker+Invalid, 2.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 162 mSDsCounter, 378 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1457 IncrementalHoareTripleChecker+Invalid, 1835 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 378 mSolverCounterUnsat, 650 mSDtfsCounter, 1457 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2232 GetRequests, 2150 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2023 ImplicationChecksByTransitivity, 2.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 266 NumberOfCodeBlocks, 266 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 252 ConstructedInterpolants, 0 QuantifiedInterpolants, 550 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 58/58 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: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1628]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1628]: 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: 1646]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 121.6MB. Free memory was 91.4MB in the beginning and 91.4MB in the end (delta: 69.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1391.49ms. Allocated memory is still 167.8MB. Free memory was 133.0MB in the beginning and 82.8MB in the end (delta: 50.2MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.23ms. Allocated memory is still 167.8MB. Free memory was 82.8MB in the beginning and 79.4MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.40ms. Allocated memory is still 167.8MB. Free memory was 79.4MB in the beginning and 78.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 621.73ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 78.0MB in the beginning and 162.9MB in the end (delta: -84.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 5303.79ms. Allocated memory is still 201.3MB. Free memory was 162.9MB in the beginning and 64.5MB in the end (delta: 98.4MB). Peak memory consumption was 99.4MB. Max. memory is 16.1GB. * Witness Printer took 116.93ms. Allocated memory is still 201.3MB. Free memory was 64.5MB in the beginning and 58.2MB in the end (delta: 6.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-11 23:48:12,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241f8bd3-5bf2-4e82-a316-85c08cea285f/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