./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_04_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f24a35-4950-43d7-b284-aaa396bdf045/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f24a35-4950-43d7-b284-aaa396bdf045/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f24a35-4950-43d7-b284-aaa396bdf045/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f24a35-4950-43d7-b284-aaa396bdf045/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_04_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f24a35-4950-43d7-b284-aaa396bdf045/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f24a35-4950-43d7-b284-aaa396bdf045/bin/ukojak-verify-Qdu7aM0XO9 --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 a238d9dc67ad6665744d1156a3ddaf8939bcd6b8a3806459f0d505efaec2448a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:54:02,895 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:54:02,956 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f24a35-4950-43d7-b284-aaa396bdf045/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-03 03:54:02,961 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:54:02,961 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:54:02,982 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:54:02,983 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:54:02,983 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:54:02,984 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:54:02,985 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:54:02,985 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:54:02,986 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:54:02,986 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:54:02,987 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:54:02,987 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:54:02,988 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:54:02,988 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:54:02,989 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:54:02,989 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:54:02,990 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:54:02,991 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:54:02,991 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:54:02,992 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:54:02,992 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:54:02,993 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:54:02,993 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:54:02,994 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:54:02,994 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:54:02,994 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:54:02,995 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:54:02,995 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:54:02,996 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:54:02,996 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_e5f24a35-4950-43d7-b284-aaa396bdf045/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f24a35-4950-43d7-b284-aaa396bdf045/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a238d9dc67ad6665744d1156a3ddaf8939bcd6b8a3806459f0d505efaec2448a [2023-12-03 03:54:03,184 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:54:03,207 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:54:03,210 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:54:03,211 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:54:03,211 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:54:03,212 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f24a35-4950-43d7-b284-aaa396bdf045/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_04_good.i [2023-12-03 03:54:05,897 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:54:06,226 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:54:06,227 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f24a35-4950-43d7-b284-aaa396bdf045/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_04_good.i [2023-12-03 03:54:06,249 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f24a35-4950-43d7-b284-aaa396bdf045/bin/ukojak-verify-Qdu7aM0XO9/data/50d1fec66/9e42b729fdd54790a451d7f1d47ace0c/FLAGccf7862ad [2023-12-03 03:54:06,263 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f24a35-4950-43d7-b284-aaa396bdf045/bin/ukojak-verify-Qdu7aM0XO9/data/50d1fec66/9e42b729fdd54790a451d7f1d47ace0c [2023-12-03 03:54:06,265 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:54:06,267 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:54:06,268 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:54:06,269 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:54:06,273 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:54:06,274 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:54:06" (1/1) ... [2023-12-03 03:54:06,275 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c0ad5bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:54:06, skipping insertion in model container [2023-12-03 03:54:06,275 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:54:06" (1/1) ... [2023-12-03 03:54:06,343 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:54:07,162 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:54:07,174 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:54:07,255 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:54:07,428 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:54:07,429 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:54:07,429 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:54:07,429 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:54:07,436 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:54:07,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:54:07 WrapperNode [2023-12-03 03:54:07,437 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:54:07,438 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:54:07,438 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:54:07,439 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:54:07,446 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:54:07" (1/1) ... [2023-12-03 03:54:07,473 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:54:07" (1/1) ... [2023-12-03 03:54:07,504 INFO L138 Inliner]: procedures = 502, calls = 86, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 131 [2023-12-03 03:54:07,505 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:54:07,506 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:54:07,506 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:54:07,506 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:54:07,515 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:54:07" (1/1) ... [2023-12-03 03:54:07,515 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:54:07" (1/1) ... [2023-12-03 03:54:07,519 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:54:07" (1/1) ... [2023-12-03 03:54:07,520 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:54:07" (1/1) ... [2023-12-03 03:54:07,529 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:54:07" (1/1) ... [2023-12-03 03:54:07,531 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:54:07" (1/1) ... [2023-12-03 03:54:07,534 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:54:07" (1/1) ... [2023-12-03 03:54:07,535 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:54:07" (1/1) ... [2023-12-03 03:54:07,540 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:54:07,541 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:54:07,541 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:54:07,541 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:54:07,542 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:54:07" (1/1) ... [2023-12-03 03:54:07,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:54:07,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f24a35-4950-43d7-b284-aaa396bdf045/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:54:07,582 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f24a35-4950-43d7-b284-aaa396bdf045/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:54:07,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f24a35-4950-43d7-b284-aaa396bdf045/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:54:07,619 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-12-03 03:54:07,619 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-12-03 03:54:07,619 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 03:54:07,620 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 03:54:07,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:54:07,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 03:54:07,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:54:07,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:54:07,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:54:07,624 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:54:07,625 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 03:54:07,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:54:07,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:54:07,773 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:54:07,775 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:54:07,991 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:54:08,054 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:54:08,054 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 03:54:08,056 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:54:08 BoogieIcfgContainer [2023-12-03 03:54:08,057 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:54:08,058 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:54:08,058 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:54:08,069 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:54:08,069 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:54:08" (1/1) ... [2023-12-03 03:54:08,079 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:54:08,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:54:08,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 53 states and 67 transitions. [2023-12-03 03:54:08,139 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 67 transitions. [2023-12-03 03:54:08,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 03:54:08,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:54:08,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:54:08,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:54:08,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:54:08,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:54:08,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 52 states and 66 transitions. [2023-12-03 03:54:08,548 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 66 transitions. [2023-12-03 03:54:08,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 03:54:08,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:54:08,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:54:08,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:54:08,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:54:09,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:54:09,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 51 states and 65 transitions. [2023-12-03 03:54:09,067 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 65 transitions. [2023-12-03 03:54:09,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 03:54:09,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:54:09,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:54:09,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:54:09,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:54:09,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:54:09,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 49 states and 61 transitions. [2023-12-03 03:54:09,363 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 61 transitions. [2023-12-03 03:54:09,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 03:54:09,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:54:09,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:54:09,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:54:09,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:54:09,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:54:09,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 48 states and 60 transitions. [2023-12-03 03:54:09,584 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 60 transitions. [2023-12-03 03:54:09,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 03:54:09,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:54:09,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:54:09,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:54:09,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:54:10,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:54:10,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 47 states and 59 transitions. [2023-12-03 03:54:10,105 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 59 transitions. [2023-12-03 03:54:10,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 03:54:10,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:54:10,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:54:10,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:54:10,164 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:54:10,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:54:10,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 62 transitions. [2023-12-03 03:54:10,583 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 62 transitions. [2023-12-03 03:54:10,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 03:54:10,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:54:10,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:54:10,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:54:10,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:54:10,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:54:10,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 47 states and 58 transitions. [2023-12-03 03:54:10,911 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 58 transitions. [2023-12-03 03:54:10,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 03:54:10,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:54:10,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:54:10,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:54:11,002 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:54:11,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:54:11,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 49 states and 62 transitions. [2023-12-03 03:54:11,057 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 62 transitions. [2023-12-03 03:54:11,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 03:54:11,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:54:11,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:54:11,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:54:11,142 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:54:11,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:54:11,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 52 states and 67 transitions. [2023-12-03 03:54:11,273 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 67 transitions. [2023-12-03 03:54:11,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 03:54:11,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:54:11,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:54:11,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:54:11,356 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:54:11,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:54:11,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 55 states and 72 transitions. [2023-12-03 03:54:11,729 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2023-12-03 03:54:11,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 03:54:11,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:54:11,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:54:11,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:54:11,780 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:54:12,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:54:12,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 62 states and 82 transitions. [2023-12-03 03:54:12,550 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2023-12-03 03:54:12,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 03:54:12,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:54:12,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:54:12,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:54:12,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:54:12,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:54:12,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 60 states and 78 transitions. [2023-12-03 03:54:12,984 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2023-12-03 03:54:12,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 03:54:12,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:54:12,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:54:13,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:54:13,038 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:54:13,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:54:13,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 64 states and 82 transitions. [2023-12-03 03:54:13,423 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 82 transitions. [2023-12-03 03:54:13,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 03:54:13,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:54:13,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:54:13,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:54:13,488 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:54:13,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:54:13,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 43 states and 51 transitions. [2023-12-03 03:54:13,898 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 51 transitions. [2023-12-03 03:54:13,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 03:54:13,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:54:13,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:54:13,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:54:14,026 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:54:14,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:54:14,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 42 states and 50 transitions. [2023-12-03 03:54:14,296 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2023-12-03 03:54:14,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 03:54:14,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:54:14,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:54:14,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:54:14,429 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:54:14,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:54:14,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 41 states and 49 transitions. [2023-12-03 03:54:14,612 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2023-12-03 03:54:14,612 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 03:54:14,612 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2023-12-03 03:54:14,618 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-12-03 03:54:14,810 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:54:14,814 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 03:54:14 ImpRootNode [2023-12-03 03:54:14,814 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 03:54:14,815 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 03:54:14,815 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 03:54:14,815 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 03:54:14,816 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:54:08" (3/4) ... [2023-12-03 03:54:14,818 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 03:54:14,821 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-12-03 03:54:14,821 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-12-03 03:54:14,826 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2023-12-03 03:54:14,826 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-12-03 03:54:14,827 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-12-03 03:54:14,827 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 03:54:14,924 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f24a35-4950-43d7-b284-aaa396bdf045/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 03:54:14,925 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f24a35-4950-43d7-b284-aaa396bdf045/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 03:54:14,925 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 03:54:14,926 INFO L158 Benchmark]: Toolchain (without parser) took 8658.81ms. Allocated memory was 144.7MB in the beginning and 237.0MB in the end (delta: 92.3MB). Free memory was 109.1MB in the beginning and 189.8MB in the end (delta: -80.7MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2023-12-03 03:54:14,926 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory is still 54.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:54:14,927 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1169.12ms. Allocated memory was 144.7MB in the beginning and 197.1MB in the end (delta: 52.4MB). Free memory was 109.1MB in the beginning and 150.7MB in the end (delta: -41.6MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2023-12-03 03:54:14,927 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.66ms. Allocated memory is still 197.1MB. Free memory was 150.7MB in the beginning and 147.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:54:14,928 INFO L158 Benchmark]: Boogie Preprocessor took 34.17ms. Allocated memory is still 197.1MB. Free memory was 147.6MB in the beginning and 145.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:54:14,928 INFO L158 Benchmark]: RCFGBuilder took 516.15ms. Allocated memory is still 197.1MB. Free memory was 145.5MB in the beginning and 124.5MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 03:54:14,929 INFO L158 Benchmark]: CodeCheck took 6756.95ms. Allocated memory was 197.1MB in the beginning and 237.0MB in the end (delta: 39.8MB). Free memory was 123.4MB in the beginning and 196.0MB in the end (delta: -72.5MB). Peak memory consumption was 98.3MB. Max. memory is 16.1GB. [2023-12-03 03:54:14,929 INFO L158 Benchmark]: Witness Printer took 110.12ms. Allocated memory is still 237.0MB. Free memory was 196.0MB in the beginning and 189.8MB in the end (delta: 6.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:54:14,931 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: 6.5s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1864 SdHoareTripleChecker+Valid, 4.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 607 mSDsluCounter, 1293 SdHoareTripleChecker+Invalid, 3.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 337 mSDsCounter, 560 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2376 IncrementalHoareTripleChecker+Invalid, 2936 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 560 mSolverCounterUnsat, 956 mSDtfsCounter, 2376 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2893 GetRequests, 2767 SyntacticMatches, 0 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5406 ImplicationChecksByTransitivity, 4.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 336 NumberOfCodeBlocks, 336 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 320 ConstructedInterpolants, 0 QuantifiedInterpolants, 664 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 64/64 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: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1588]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1588]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1613]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1613]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1630]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1630]: 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: 1648]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory is still 54.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1169.12ms. Allocated memory was 144.7MB in the beginning and 197.1MB in the end (delta: 52.4MB). Free memory was 109.1MB in the beginning and 150.7MB in the end (delta: -41.6MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.66ms. Allocated memory is still 197.1MB. Free memory was 150.7MB in the beginning and 147.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.17ms. Allocated memory is still 197.1MB. Free memory was 147.6MB in the beginning and 145.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 516.15ms. Allocated memory is still 197.1MB. Free memory was 145.5MB in the beginning and 124.5MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 6756.95ms. Allocated memory was 197.1MB in the beginning and 237.0MB in the end (delta: 39.8MB). Free memory was 123.4MB in the beginning and 196.0MB in the end (delta: -72.5MB). Peak memory consumption was 98.3MB. Max. memory is 16.1GB. * Witness Printer took 110.12ms. Allocated memory is still 237.0MB. Free memory was 196.0MB in the beginning and 189.8MB in the end (delta: 6.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-03 03:54:14,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f24a35-4950-43d7-b284-aaa396bdf045/bin/ukojak-verify-Qdu7aM0XO9/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