./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_07_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_4c251f69-3a29-4e0e-bb1e-c6b83f027a41/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c251f69-3a29-4e0e-bb1e-c6b83f027a41/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_4c251f69-3a29-4e0e-bb1e-c6b83f027a41/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c251f69-3a29-4e0e-bb1e-c6b83f027a41/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_07_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c251f69-3a29-4e0e-bb1e-c6b83f027a41/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_4c251f69-3a29-4e0e-bb1e-c6b83f027a41/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 4633d43a66af7619d33dbedca4e2d7d5e8949e0dc16223b9ab767d2e86116abd --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:50:09,131 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:50:09,251 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c251f69-3a29-4e0e-bb1e-c6b83f027a41/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 02:50:09,259 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:50:09,260 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:50:09,302 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:50:09,303 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:50:09,304 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:50:09,305 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:50:09,310 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:50:09,310 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:50:09,311 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:50:09,311 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:50:09,313 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:50:09,314 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:50:09,314 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:50:09,315 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:50:09,315 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:50:09,316 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:50:09,316 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:50:09,316 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:50:09,317 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:50:09,317 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:50:09,318 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:50:09,318 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:50:09,319 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:50:09,319 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:50:09,320 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:50:09,320 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:50:09,320 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:50:09,322 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:50:09,322 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:50:09,322 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_4c251f69-3a29-4e0e-bb1e-c6b83f027a41/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c251f69-3a29-4e0e-bb1e-c6b83f027a41/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4633d43a66af7619d33dbedca4e2d7d5e8949e0dc16223b9ab767d2e86116abd [2023-11-19 02:50:09,629 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:50:09,667 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:50:09,680 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:50:09,682 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:50:09,682 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:50:09,684 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c251f69-3a29-4e0e-bb1e-c6b83f027a41/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_07_good.i [2023-11-19 02:50:13,053 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:50:13,550 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:50:13,551 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c251f69-3a29-4e0e-bb1e-c6b83f027a41/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_07_good.i [2023-11-19 02:50:13,595 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c251f69-3a29-4e0e-bb1e-c6b83f027a41/bin/ukojak-verify-G8NBE6pJGL/data/0f233b217/bb45909f5e3247b29290b6e212993d6d/FLAGe9aef9b7f [2023-11-19 02:50:13,620 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c251f69-3a29-4e0e-bb1e-c6b83f027a41/bin/ukojak-verify-G8NBE6pJGL/data/0f233b217/bb45909f5e3247b29290b6e212993d6d [2023-11-19 02:50:13,628 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:50:13,631 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:50:13,636 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:50:13,636 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:50:13,642 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:50:13,648 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:50:13" (1/1) ... [2023-11-19 02:50:13,650 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13b82ba0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:13, skipping insertion in model container [2023-11-19 02:50:13,650 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:50:13" (1/1) ... [2023-11-19 02:50:13,752 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:50:14,294 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:50:14,937 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:50:14,950 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:50:15,009 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:50:15,131 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:50:15,374 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:15,375 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:15,375 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:15,375 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:15,375 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:15,385 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:50:15,385 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:15 WrapperNode [2023-11-19 02:50:15,386 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:50:15,387 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:50:15,387 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:50:15,388 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:50:15,397 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:15" (1/1) ... [2023-11-19 02:50:15,468 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:15" (1/1) ... [2023-11-19 02:50:15,512 INFO L138 Inliner]: procedures = 503, calls = 85, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 113 [2023-11-19 02:50:15,513 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:50:15,513 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:50:15,514 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:50:15,514 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:50:15,525 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:15" (1/1) ... [2023-11-19 02:50:15,525 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:15" (1/1) ... [2023-11-19 02:50:15,542 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:15" (1/1) ... [2023-11-19 02:50:15,543 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:15" (1/1) ... [2023-11-19 02:50:15,550 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:15" (1/1) ... [2023-11-19 02:50:15,552 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:15" (1/1) ... [2023-11-19 02:50:15,555 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:15" (1/1) ... [2023-11-19 02:50:15,572 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:15" (1/1) ... [2023-11-19 02:50:15,576 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:50:15,577 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:50:15,577 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:50:15,578 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:50:15,579 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:15" (1/1) ... [2023-11-19 02:50:15,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:50:15,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c251f69-3a29-4e0e-bb1e-c6b83f027a41/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:50:15,624 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c251f69-3a29-4e0e-bb1e-c6b83f027a41/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:50:15,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c251f69-3a29-4e0e-bb1e-c6b83f027a41/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:50:15,676 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-19 02:50:15,677 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-19 02:50:15,677 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 02:50:15,677 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 02:50:15,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:50:15,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:50:15,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:50:15,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:50:15,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:50:15,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:50:15,679 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 02:50:15,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:50:15,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:50:15,852 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:50:15,855 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:50:16,079 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:50:16,194 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:50:16,195 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:50:16,200 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:16 BoogieIcfgContainer [2023-11-19 02:50:16,200 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:50:16,201 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:50:16,202 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:50:16,213 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:50:16,214 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:16" (1/1) ... [2023-11-19 02:50:16,222 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:50:16,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:16,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 53 states and 71 transitions. [2023-11-19 02:50:16,314 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 71 transitions. [2023-11-19 02:50:16,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:50:16,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:16,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:16,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:16,908 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 02:50:17,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:17,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 52 states and 70 transitions. [2023-11-19 02:50:17,031 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2023-11-19 02:50:17,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:50:17,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:17,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:17,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:17,303 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 02:50:17,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:17,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 51 states and 69 transitions. [2023-11-19 02:50:17,532 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2023-11-19 02:50:17,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:50:17,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:17,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:17,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:17,756 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 02:50:17,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:17,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 68 transitions. [2023-11-19 02:50:17,935 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2023-11-19 02:50:17,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:50:17,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:17,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:17,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:18,226 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 02:50:18,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:18,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2023-11-19 02:50:18,546 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2023-11-19 02:50:18,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:50:18,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:18,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:18,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:18,690 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 02:50:18,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:18,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 50 states and 67 transitions. [2023-11-19 02:50:18,965 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 67 transitions. [2023-11-19 02:50:18,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:50:18,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:18,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:19,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:19,118 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 02:50:19,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:19,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 53 states and 72 transitions. [2023-11-19 02:50:19,189 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2023-11-19 02:50:19,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:50:19,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:19,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:19,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:19,316 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 02:50:19,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:19,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 57 states and 78 transitions. [2023-11-19 02:50:19,462 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 78 transitions. [2023-11-19 02:50:19,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:50:19,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:19,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:19,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:19,526 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 02:50:19,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:19,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 59 states and 81 transitions. [2023-11-19 02:50:19,722 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 81 transitions. [2023-11-19 02:50:19,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:50:19,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:19,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:19,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:19,787 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 02:50:19,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:19,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 60 states and 82 transitions. [2023-11-19 02:50:19,984 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 82 transitions. [2023-11-19 02:50:19,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:50:19,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:19,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:20,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:20,050 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:50:20,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:20,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 60 states and 81 transitions. [2023-11-19 02:50:20,286 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 81 transitions. [2023-11-19 02:50:20,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:50:20,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:20,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:20,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:20,346 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:50:20,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:20,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 60 states and 80 transitions. [2023-11-19 02:50:20,601 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 80 transitions. [2023-11-19 02:50:20,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:50:20,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:20,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:20,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:20,670 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 02:50:21,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:21,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 58 states and 77 transitions. [2023-11-19 02:50:21,064 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 77 transitions. [2023-11-19 02:50:21,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:50:21,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:21,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:21,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:21,196 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 02:50:21,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:21,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 61 states and 84 transitions. [2023-11-19 02:50:21,504 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 84 transitions. [2023-11-19 02:50:21,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:50:21,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:21,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:21,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:21,557 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 02:50:21,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:21,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 44 states and 55 transitions. [2023-11-19 02:50:21,994 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2023-11-19 02:50:21,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:50:21,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:21,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:22,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:22,125 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 02:50:22,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:22,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 43 states and 54 transitions. [2023-11-19 02:50:22,328 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 54 transitions. [2023-11-19 02:50:22,329 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 02:50:22,329 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 16 iterations. [2023-11-19 02:50:22,339 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-19 02:50:22,473 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:50:22,479 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:50:22 ImpRootNode [2023-11-19 02:50:22,480 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:50:22,481 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:50:22,484 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:50:22,485 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:50:22,485 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:16" (3/4) ... [2023-11-19 02:50:22,489 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 02:50:22,494 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-19 02:50:22,494 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-19 02:50:22,505 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2023-11-19 02:50:22,506 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-19 02:50:22,506 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-19 02:50:22,513 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 02:50:22,677 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c251f69-3a29-4e0e-bb1e-c6b83f027a41/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 02:50:22,679 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c251f69-3a29-4e0e-bb1e-c6b83f027a41/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 02:50:22,679 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:50:22,680 INFO L158 Benchmark]: Toolchain (without parser) took 9048.88ms. Allocated memory was 172.0MB in the beginning and 257.9MB in the end (delta: 86.0MB). Free memory was 120.3MB in the beginning and 174.0MB in the end (delta: -53.7MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. [2023-11-19 02:50:22,680 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 172.0MB. Free memory is still 146.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:50:22,682 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1750.29ms. Allocated memory was 172.0MB in the beginning and 213.9MB in the end (delta: 41.9MB). Free memory was 120.1MB in the beginning and 154.7MB in the end (delta: -34.6MB). Peak memory consumption was 55.8MB. Max. memory is 16.1GB. [2023-11-19 02:50:22,683 INFO L158 Benchmark]: Boogie Procedure Inliner took 125.56ms. Allocated memory is still 213.9MB. Free memory was 154.7MB in the beginning and 151.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:50:22,685 INFO L158 Benchmark]: Boogie Preprocessor took 63.01ms. Allocated memory is still 213.9MB. Free memory was 151.6MB in the beginning and 150.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:50:22,686 INFO L158 Benchmark]: RCFGBuilder took 623.42ms. Allocated memory is still 213.9MB. Free memory was 150.5MB in the beginning and 128.6MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 02:50:22,686 INFO L158 Benchmark]: CodeCheck took 6278.46ms. Allocated memory was 213.9MB in the beginning and 257.9MB in the end (delta: 44.0MB). Free memory was 128.6MB in the beginning and 179.3MB in the end (delta: -50.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:50:22,687 INFO L158 Benchmark]: Witness Printer took 198.87ms. Allocated memory is still 257.9MB. Free memory was 179.3MB in the beginning and 174.0MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 02:50:22,689 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: 6.1s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1381 SdHoareTripleChecker+Valid, 4.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 416 mSDsluCounter, 829 SdHoareTripleChecker+Invalid, 3.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 230 mSDsCounter, 440 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2080 IncrementalHoareTripleChecker+Invalid, 2520 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 440 mSolverCounterUnsat, 599 mSDtfsCounter, 2080 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2475 GetRequests, 2389 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2001 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 265 NumberOfCodeBlocks, 265 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 250 ConstructedInterpolants, 0 QuantifiedInterpolants, 544 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 PerfectInterpolantSequences, 18/18 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: 1567]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1567]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1591]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1591]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1617]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1617]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1634]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1634]: 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: 1651]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 172.0MB. Free memory is still 146.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1750.29ms. Allocated memory was 172.0MB in the beginning and 213.9MB in the end (delta: 41.9MB). Free memory was 120.1MB in the beginning and 154.7MB in the end (delta: -34.6MB). Peak memory consumption was 55.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 125.56ms. Allocated memory is still 213.9MB. Free memory was 154.7MB in the beginning and 151.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.01ms. Allocated memory is still 213.9MB. Free memory was 151.6MB in the beginning and 150.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 623.42ms. Allocated memory is still 213.9MB. Free memory was 150.5MB in the beginning and 128.6MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 6278.46ms. Allocated memory was 213.9MB in the beginning and 257.9MB in the end (delta: 44.0MB). Free memory was 128.6MB in the beginning and 179.3MB in the end (delta: -50.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 198.87ms. Allocated memory is still 257.9MB. Free memory was 179.3MB in the beginning and 174.0MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-19 02:50:22,736 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c251f69-3a29-4e0e-bb1e-c6b83f027a41/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