./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_11_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_c328d46b-000d-4580-8640-7e41df904bc6/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328d46b-000d-4580-8640-7e41df904bc6/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328d46b-000d-4580-8640-7e41df904bc6/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328d46b-000d-4580-8640-7e41df904bc6/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_11_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328d46b-000d-4580-8640-7e41df904bc6/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328d46b-000d-4580-8640-7e41df904bc6/bin/ukojak-verify-G8NBE6pJGL --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 ef81808dbabc5963dd9b655eb43a7ab624abda13c0587648533de73800c0fdb5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:00:48,367 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:00:48,475 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328d46b-000d-4580-8640-7e41df904bc6/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 03:00:48,484 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:00:48,485 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:00:48,525 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:00:48,526 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:00:48,526 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:00:48,528 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:00:48,532 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:00:48,534 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:00:48,534 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:00:48,535 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:00:48,536 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:00:48,537 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:00:48,537 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:00:48,538 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:00:48,538 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:00:48,539 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:00:48,539 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:00:48,539 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:00:48,540 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:00:48,541 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:00:48,541 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:00:48,542 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:00:48,542 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:00:48,543 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:00:48,543 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:00:48,544 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:00:48,544 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:00:48,546 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:00:48,546 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:00:48,546 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_c328d46b-000d-4580-8640-7e41df904bc6/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328d46b-000d-4580-8640-7e41df904bc6/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef81808dbabc5963dd9b655eb43a7ab624abda13c0587648533de73800c0fdb5 [2023-11-19 03:00:48,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:00:48,847 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:00:48,849 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:00:48,851 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:00:48,851 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:00:48,852 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328d46b-000d-4580-8640-7e41df904bc6/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_11_good.i [2023-11-19 03:00:52,200 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:00:52,628 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:00:52,635 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328d46b-000d-4580-8640-7e41df904bc6/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_11_good.i [2023-11-19 03:00:52,674 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328d46b-000d-4580-8640-7e41df904bc6/bin/ukojak-verify-G8NBE6pJGL/data/21f12e2e4/cc3b80939ced4fb2a70f91c95a5819a6/FLAGe25b8fb05 [2023-11-19 03:00:52,695 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328d46b-000d-4580-8640-7e41df904bc6/bin/ukojak-verify-G8NBE6pJGL/data/21f12e2e4/cc3b80939ced4fb2a70f91c95a5819a6 [2023-11-19 03:00:52,701 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:00:52,703 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:00:52,706 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:00:52,706 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:00:52,712 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:00:52,713 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:00:52" (1/1) ... [2023-11-19 03:00:52,714 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a8b28f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:52, skipping insertion in model container [2023-11-19 03:00:52,715 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:00:52" (1/1) ... [2023-11-19 03:00:52,828 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:00:53,322 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:00:53,923 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:00:53,934 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:00:53,955 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:00:54,072 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:00:54,294 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:00:54,294 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:00:54,295 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:00:54,295 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:00:54,295 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:00:54,295 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:00:54,305 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:00:54,306 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:54 WrapperNode [2023-11-19 03:00:54,306 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:00:54,307 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:00:54,308 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:00:54,308 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:00:54,316 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:54" (1/1) ... [2023-11-19 03:00:54,359 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:54" (1/1) ... [2023-11-19 03:00:54,418 INFO L138 Inliner]: procedures = 504, calls = 95, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 144 [2023-11-19 03:00:54,419 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:00:54,419 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:00:54,419 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:00:54,420 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:00:54,433 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:54" (1/1) ... [2023-11-19 03:00:54,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:54" (1/1) ... [2023-11-19 03:00:54,440 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:54" (1/1) ... [2023-11-19 03:00:54,440 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:54" (1/1) ... [2023-11-19 03:00:54,450 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:54" (1/1) ... [2023-11-19 03:00:54,452 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:54" (1/1) ... [2023-11-19 03:00:54,456 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:54" (1/1) ... [2023-11-19 03:00:54,458 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:54" (1/1) ... [2023-11-19 03:00:54,463 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:00:54,464 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:00:54,464 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:00:54,464 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:00:54,465 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:54" (1/1) ... [2023-11-19 03:00:54,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:00:54,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328d46b-000d-4580-8640-7e41df904bc6/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:00:54,507 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328d46b-000d-4580-8640-7e41df904bc6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:00:54,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328d46b-000d-4580-8640-7e41df904bc6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:00:54,571 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-19 03:00:54,571 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-19 03:00:54,572 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-19 03:00:54,572 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 03:00:54,572 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 03:00:54,572 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue [2023-11-19 03:00:54,573 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue [2023-11-19 03:00:54,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:00:54,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 03:00:54,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:00:54,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:00:54,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:00:54,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:00:54,574 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsFalse [2023-11-19 03:00:54,577 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsFalse [2023-11-19 03:00:54,577 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 03:00:54,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:00:54,794 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:00:54,797 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:00:55,112 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:00:55,154 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:00:55,154 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:00:55,160 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:00:55 BoogieIcfgContainer [2023-11-19 03:00:55,160 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:00:55,161 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:00:55,161 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:00:55,173 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:00:55,174 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:00:55" (1/1) ... [2023-11-19 03:00:55,184 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:00:55,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:55,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 77 states and 103 transitions. [2023-11-19 03:00:55,260 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 103 transitions. [2023-11-19 03:00:55,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:00:55,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:55,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:55,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:55,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:55,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:55,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 77 states and 102 transitions. [2023-11-19 03:00:55,857 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 102 transitions. [2023-11-19 03:00:55,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:00:55,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:55,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:55,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:55,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:56,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:56,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 83 states and 111 transitions. [2023-11-19 03:00:56,019 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 111 transitions. [2023-11-19 03:00:56,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:00:56,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:56,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:56,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:56,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:56,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:56,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 82 states and 110 transitions. [2023-11-19 03:00:56,144 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 110 transitions. [2023-11-19 03:00:56,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:00:56,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:56,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:56,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:56,242 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:00:56,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:56,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 75 states and 100 transitions. [2023-11-19 03:00:56,397 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 100 transitions. [2023-11-19 03:00:56,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:00:56,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:56,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:56,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:56,649 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:00:56,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:56,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 74 states and 97 transitions. [2023-11-19 03:00:56,886 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 97 transitions. [2023-11-19 03:00:56,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:00:56,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:56,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:56,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:56,989 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:00:57,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:57,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 74 states and 96 transitions. [2023-11-19 03:00:57,043 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 96 transitions. [2023-11-19 03:00:57,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:00:57,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:57,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:57,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:57,145 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:00:57,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:57,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 80 states and 105 transitions. [2023-11-19 03:00:57,215 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 105 transitions. [2023-11-19 03:00:57,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:00:57,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:57,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:57,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:57,287 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:00:57,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:57,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 79 states and 104 transitions. [2023-11-19 03:00:57,409 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 104 transitions. [2023-11-19 03:00:57,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:00:57,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:57,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:57,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:57,521 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:00:57,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:57,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 72 states and 94 transitions. [2023-11-19 03:00:57,739 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 94 transitions. [2023-11-19 03:00:57,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:00:57,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:57,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:57,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:57,853 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 03:00:58,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:58,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 72 states and 93 transitions. [2023-11-19 03:00:58,078 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 93 transitions. [2023-11-19 03:00:58,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:00:58,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:58,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:58,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:58,189 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:00:58,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:58,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 76 states and 100 transitions. [2023-11-19 03:00:58,256 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 100 transitions. [2023-11-19 03:00:58,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:00:58,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:58,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:58,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:58,332 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:00:58,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:58,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 77 states and 101 transitions. [2023-11-19 03:00:58,358 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 101 transitions. [2023-11-19 03:00:58,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:00:58,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:58,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:58,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:58,469 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-19 03:00:58,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:58,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 69 states and 88 transitions. [2023-11-19 03:00:58,536 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 88 transitions. [2023-11-19 03:00:58,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:00:58,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:58,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:58,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:58,651 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-11-19 03:00:58,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:58,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 69 states and 87 transitions. [2023-11-19 03:00:58,869 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 87 transitions. [2023-11-19 03:00:58,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:00:58,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:58,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:58,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:59,112 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-19 03:00:59,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:59,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 68 states and 86 transitions. [2023-11-19 03:00:59,253 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 86 transitions. [2023-11-19 03:00:59,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 03:00:59,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:59,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:59,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:59,387 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-19 03:00:59,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:59,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 67 states and 85 transitions. [2023-11-19 03:00:59,413 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 85 transitions. [2023-11-19 03:00:59,415 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:00:59,416 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2023-11-19 03:00:59,425 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-19 03:00:59,625 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:00:59,630 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:00:59 ImpRootNode [2023-11-19 03:00:59,630 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:00:59,631 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:00:59,631 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:00:59,631 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:00:59,632 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:00:55" (3/4) ... [2023-11-19 03:00:59,634 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:00:59,637 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-19 03:00:59,637 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsFalse [2023-11-19 03:00:59,638 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-19 03:00:59,638 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsTrue [2023-11-19 03:00:59,644 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2023-11-19 03:00:59,645 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-19 03:00:59,645 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-19 03:00:59,646 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:00:59,646 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:00:59,772 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328d46b-000d-4580-8640-7e41df904bc6/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:00:59,773 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328d46b-000d-4580-8640-7e41df904bc6/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:00:59,773 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:00:59,774 INFO L158 Benchmark]: Toolchain (without parser) took 7071.23ms. Allocated memory was 176.2MB in the beginning and 287.3MB in the end (delta: 111.1MB). Free memory was 123.5MB in the beginning and 188.7MB in the end (delta: -65.2MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. [2023-11-19 03:00:59,774 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 176.2MB. Free memory is still 124.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:00:59,775 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1600.58ms. Allocated memory was 176.2MB in the beginning and 234.9MB in the end (delta: 58.7MB). Free memory was 123.5MB in the beginning and 193.9MB in the end (delta: -70.4MB). Peak memory consumption was 77.9MB. Max. memory is 16.1GB. [2023-11-19 03:00:59,775 INFO L158 Benchmark]: Boogie Procedure Inliner took 111.43ms. Allocated memory is still 234.9MB. Free memory was 193.9MB in the beginning and 190.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:00:59,775 INFO L158 Benchmark]: Boogie Preprocessor took 43.67ms. Allocated memory is still 234.9MB. Free memory was 190.7MB in the beginning and 188.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:00:59,775 INFO L158 Benchmark]: RCFGBuilder took 696.16ms. Allocated memory is still 234.9MB. Free memory was 188.8MB in the beginning and 167.8MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 03:00:59,776 INFO L158 Benchmark]: CodeCheck took 4469.55ms. Allocated memory was 234.9MB in the beginning and 287.3MB in the end (delta: 52.4MB). Free memory was 167.8MB in the beginning and 195.9MB in the end (delta: -28.1MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2023-11-19 03:00:59,776 INFO L158 Benchmark]: Witness Printer took 142.25ms. Allocated memory is still 287.3MB. Free memory was 194.8MB in the beginning and 188.7MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 03:00:59,778 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 5 procedures, 77 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 4.2s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2528 SdHoareTripleChecker+Valid, 3.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 545 mSDsluCounter, 1945 SdHoareTripleChecker+Invalid, 2.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 286 mSDsCounter, 455 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1709 IncrementalHoareTripleChecker+Invalid, 2164 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 455 mSolverCounterUnsat, 1659 mSDtfsCounter, 1709 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4994 GetRequests, 4924 SyntacticMatches, 12 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 824 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 650 NumberOfCodeBlocks, 650 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 634 ConstructedInterpolants, 0 QuantifiedInterpolants, 850 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 13 PerfectInterpolantSequences, 238/242 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: 1574]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1574]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1605]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1605]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1629]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1629]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1645]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1645]: 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: 1662]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 176.2MB. Free memory is still 124.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1600.58ms. Allocated memory was 176.2MB in the beginning and 234.9MB in the end (delta: 58.7MB). Free memory was 123.5MB in the beginning and 193.9MB in the end (delta: -70.4MB). Peak memory consumption was 77.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 111.43ms. Allocated memory is still 234.9MB. Free memory was 193.9MB in the beginning and 190.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.67ms. Allocated memory is still 234.9MB. Free memory was 190.7MB in the beginning and 188.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 696.16ms. Allocated memory is still 234.9MB. Free memory was 188.8MB in the beginning and 167.8MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 4469.55ms. Allocated memory was 234.9MB in the beginning and 287.3MB in the end (delta: 52.4MB). Free memory was 167.8MB in the beginning and 195.9MB in the end (delta: -28.1MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. * Witness Printer took 142.25ms. Allocated memory is still 287.3MB. Free memory was 194.8MB in the beginning and 188.7MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-19 03:00:59,817 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c328d46b-000d-4580-8640-7e41df904bc6/bin/ukojak-verify-G8NBE6pJGL/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