./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_11_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_0d467cd8-a0c2-4133-b0a9-23ec2f949ce9/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d467cd8-a0c2-4133-b0a9-23ec2f949ce9/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_0d467cd8-a0c2-4133-b0a9-23ec2f949ce9/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d467cd8-a0c2-4133-b0a9-23ec2f949ce9/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_11_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d467cd8-a0c2-4133-b0a9-23ec2f949ce9/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_0d467cd8-a0c2-4133-b0a9-23ec2f949ce9/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 0d89175118588f94b41189db429a365e86ead2182459163ed220a3d9e791f611 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:33:56,076 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:33:56,157 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d467cd8-a0c2-4133-b0a9-23ec2f949ce9/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-03 02:33:56,162 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:33:56,162 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:33:56,186 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:33:56,187 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:33:56,188 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:33:56,189 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:33:56,189 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:33:56,190 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:33:56,190 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:33:56,191 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:33:56,191 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:33:56,192 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:33:56,192 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:33:56,193 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:33:56,193 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 02:33:56,194 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:33:56,194 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:33:56,195 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:33:56,200 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:33:56,200 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:33:56,200 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:33:56,201 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:33:56,201 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:33:56,202 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:33:56,202 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:33:56,202 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:33:56,203 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:33:56,203 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:33:56,203 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:33:56,204 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_0d467cd8-a0c2-4133-b0a9-23ec2f949ce9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d467cd8-a0c2-4133-b0a9-23ec2f949ce9/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d89175118588f94b41189db429a365e86ead2182459163ed220a3d9e791f611 [2023-12-03 02:33:56,426 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:33:56,444 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:33:56,447 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:33:56,448 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:33:56,448 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:33:56,449 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d467cd8-a0c2-4133-b0a9-23ec2f949ce9/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_11_good.i [2023-12-03 02:33:59,103 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:33:59,411 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:33:59,412 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d467cd8-a0c2-4133-b0a9-23ec2f949ce9/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_11_good.i [2023-12-03 02:33:59,433 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d467cd8-a0c2-4133-b0a9-23ec2f949ce9/bin/ukojak-verify-Qdu7aM0XO9/data/3cbed9f2a/6fba7625a7df41b3b54bb12320a851c5/FLAGa79ecd685 [2023-12-03 02:33:59,446 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d467cd8-a0c2-4133-b0a9-23ec2f949ce9/bin/ukojak-verify-Qdu7aM0XO9/data/3cbed9f2a/6fba7625a7df41b3b54bb12320a851c5 [2023-12-03 02:33:59,448 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:33:59,449 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:33:59,450 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:33:59,450 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:33:59,454 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:33:59,455 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:33:59" (1/1) ... [2023-12-03 02:33:59,456 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76d25938 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:33:59, skipping insertion in model container [2023-12-03 02:33:59,456 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:33:59" (1/1) ... [2023-12-03 02:33:59,509 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:34:00,201 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:34:00,211 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:34:00,287 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:34:00,382 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:34:00,382 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:34:00,383 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:34:00,383 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:34:00,383 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:34:00,389 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:34:00,389 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:00 WrapperNode [2023-12-03 02:34:00,389 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:34:00,390 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:34:00,390 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:34:00,390 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:34:00,396 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:00" (1/1) ... [2023-12-03 02:34:00,425 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:00" (1/1) ... [2023-12-03 02:34:00,456 INFO L138 Inliner]: procedures = 503, calls = 94, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 171 [2023-12-03 02:34:00,457 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:34:00,458 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:34:00,458 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:34:00,458 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:34:00,465 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:00" (1/1) ... [2023-12-03 02:34:00,466 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:00" (1/1) ... [2023-12-03 02:34:00,470 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:00" (1/1) ... [2023-12-03 02:34:00,471 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:00" (1/1) ... [2023-12-03 02:34:00,479 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:00" (1/1) ... [2023-12-03 02:34:00,482 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:00" (1/1) ... [2023-12-03 02:34:00,484 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:00" (1/1) ... [2023-12-03 02:34:00,487 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:00" (1/1) ... [2023-12-03 02:34:00,490 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:34:00,491 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:34:00,491 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:34:00,491 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:34:00,492 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:00" (1/1) ... [2023-12-03 02:34:00,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:34:00,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d467cd8-a0c2-4133-b0a9-23ec2f949ce9/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:34:00,520 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d467cd8-a0c2-4133-b0a9-23ec2f949ce9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:34:00,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d467cd8-a0c2-4133-b0a9-23ec2f949ce9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:34:00,550 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-12-03 02:34:00,551 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-12-03 02:34:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-12-03 02:34:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 02:34:00,551 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 02:34:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue [2023-12-03 02:34:00,551 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue [2023-12-03 02:34:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:34:00,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-12-03 02:34:00,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:34:00,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:34:00,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:34:00,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:34:00,552 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsFalse [2023-12-03 02:34:00,552 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsFalse [2023-12-03 02:34:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 02:34:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:34:00,710 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:34:00,712 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:34:00,914 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:34:00,957 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:34:00,957 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 02:34:00,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:34:00 BoogieIcfgContainer [2023-12-03 02:34:00,959 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:34:00,960 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:34:00,960 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:34:00,968 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:34:00,968 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:34:00" (1/1) ... [2023-12-03 02:34:00,976 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:34:01,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:34:01,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 83 states and 109 transitions. [2023-12-03 02:34:01,028 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 109 transitions. [2023-12-03 02:34:01,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 02:34:01,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:34:01,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:34:01,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:34:01,352 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 02:34:01,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:34:01,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 83 states and 108 transitions. [2023-12-03 02:34:01,412 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 108 transitions. [2023-12-03 02:34:01,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 02:34:01,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:34:01,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:34:01,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:34:01,525 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 02:34:01,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:34:01,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 89 states and 117 transitions. [2023-12-03 02:34:01,571 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 117 transitions. [2023-12-03 02:34:01,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 02:34:01,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:34:01,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:34:01,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:34:01,639 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 02:34:01,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:34:01,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 88 states and 116 transitions. [2023-12-03 02:34:01,704 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 116 transitions. [2023-12-03 02:34:01,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 02:34:01,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:34:01,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:34:01,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:34:01,784 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 02:34:01,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:34:01,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 81 states and 106 transitions. [2023-12-03 02:34:01,915 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 106 transitions. [2023-12-03 02:34:01,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 02:34:01,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:34:01,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:34:01,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:34:02,017 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 02:34:02,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:34:02,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 79 states and 102 transitions. [2023-12-03 02:34:02,168 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 102 transitions. [2023-12-03 02:34:02,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 02:34:02,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:34:02,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:34:02,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:34:02,263 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 02:34:02,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:34:02,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 79 states and 101 transitions. [2023-12-03 02:34:02,308 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 101 transitions. [2023-12-03 02:34:02,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 02:34:02,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:34:02,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:34:02,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:34:02,440 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 02:34:02,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:34:02,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 85 states and 110 transitions. [2023-12-03 02:34:02,506 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 110 transitions. [2023-12-03 02:34:02,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 02:34:02,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:34:02,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:34:02,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:34:02,594 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 02:34:02,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:34:02,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 84 states and 109 transitions. [2023-12-03 02:34:02,692 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 109 transitions. [2023-12-03 02:34:02,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 02:34:02,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:34:02,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:34:02,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:34:02,790 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 02:34:02,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:34:02,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 77 states and 99 transitions. [2023-12-03 02:34:02,973 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 99 transitions. [2023-12-03 02:34:02,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 02:34:02,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:34:02,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:34:02,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:34:03,079 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-03 02:34:03,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:34:03,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 77 states and 98 transitions. [2023-12-03 02:34:03,249 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 98 transitions. [2023-12-03 02:34:03,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-03 02:34:03,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:34:03,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:34:03,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:34:03,346 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 02:34:03,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:34:03,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 81 states and 105 transitions. [2023-12-03 02:34:03,405 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 105 transitions. [2023-12-03 02:34:03,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-03 02:34:03,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:34:03,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:34:03,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:34:03,494 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 02:34:03,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:34:03,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 82 states and 106 transitions. [2023-12-03 02:34:03,516 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 106 transitions. [2023-12-03 02:34:03,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 02:34:03,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:34:03,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:34:03,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:34:03,618 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-03 02:34:03,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:34:03,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 73 states and 92 transitions. [2023-12-03 02:34:03,678 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 92 transitions. [2023-12-03 02:34:03,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 02:34:03,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:34:03,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:34:03,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:34:03,787 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-12-03 02:34:03,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:34:03,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 73 states and 91 transitions. [2023-12-03 02:34:03,972 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 91 transitions. [2023-12-03 02:34:03,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 02:34:03,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:34:03,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:34:03,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:34:04,180 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-12-03 02:34:04,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:34:04,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 72 states and 90 transitions. [2023-12-03 02:34:04,316 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 90 transitions. [2023-12-03 02:34:04,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-03 02:34:04,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:34:04,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:34:04,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:34:04,403 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-12-03 02:34:04,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:34:04,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 71 states and 89 transitions. [2023-12-03 02:34:04,423 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 89 transitions. [2023-12-03 02:34:04,424 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 02:34:04,424 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2023-12-03 02:34:04,432 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-12-03 02:34:04,595 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:34:04,599 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 02:34:04 ImpRootNode [2023-12-03 02:34:04,600 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 02:34:04,600 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 02:34:04,600 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 02:34:04,601 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 02:34:04,601 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:34:00" (3/4) ... [2023-12-03 02:34:04,603 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 02:34:04,606 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-12-03 02:34:04,606 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsFalse [2023-12-03 02:34:04,606 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-12-03 02:34:04,606 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsTrue [2023-12-03 02:34:04,612 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2023-12-03 02:34:04,613 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-12-03 02:34:04,614 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-12-03 02:34:04,614 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 02:34:04,615 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 02:34:04,706 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d467cd8-a0c2-4133-b0a9-23ec2f949ce9/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 02:34:04,707 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d467cd8-a0c2-4133-b0a9-23ec2f949ce9/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 02:34:04,707 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 02:34:04,708 INFO L158 Benchmark]: Toolchain (without parser) took 5258.25ms. Allocated memory was 174.1MB in the beginning and 209.7MB in the end (delta: 35.7MB). Free memory was 137.8MB in the beginning and 117.0MB in the end (delta: 20.9MB). Peak memory consumption was 57.6MB. Max. memory is 16.1GB. [2023-12-03 02:34:04,708 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 119.5MB. Free memory is still 91.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:34:04,708 INFO L158 Benchmark]: CACSL2BoogieTranslator took 939.05ms. Allocated memory is still 174.1MB. Free memory was 137.8MB in the beginning and 91.9MB in the end (delta: 45.9MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-12-03 02:34:04,709 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.12ms. Allocated memory is still 174.1MB. Free memory was 91.9MB in the beginning and 87.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 02:34:04,709 INFO L158 Benchmark]: Boogie Preprocessor took 32.59ms. Allocated memory is still 174.1MB. Free memory was 87.7MB in the beginning and 85.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:34:04,710 INFO L158 Benchmark]: RCFGBuilder took 468.63ms. Allocated memory is still 174.1MB. Free memory was 85.6MB in the beginning and 63.6MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 02:34:04,710 INFO L158 Benchmark]: CodeCheck took 3639.63ms. Allocated memory was 174.1MB in the beginning and 209.7MB in the end (delta: 35.7MB). Free memory was 63.6MB in the beginning and 124.3MB in the end (delta: -60.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:34:04,710 INFO L158 Benchmark]: Witness Printer took 106.59ms. Allocated memory is still 209.7MB. Free memory was 124.3MB in the beginning and 117.0MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 02:34:04,712 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, 83 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 3.4s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2657 SdHoareTripleChecker+Valid, 2.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 566 mSDsluCounter, 2088 SdHoareTripleChecker+Invalid, 2.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 349 mSDsCounter, 434 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1688 IncrementalHoareTripleChecker+Invalid, 2122 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 434 mSolverCounterUnsat, 1739 mSDtfsCounter, 1688 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5047 GetRequests, 4977 SyntacticMatches, 12 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 824 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 671 NumberOfCodeBlocks, 671 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 655 ConstructedInterpolants, 0 QuantifiedInterpolants, 875 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: 1606]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1606]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1631]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1631]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1648]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1648]: 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: 1666]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 119.5MB. Free memory is still 91.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 939.05ms. Allocated memory is still 174.1MB. Free memory was 137.8MB in the beginning and 91.9MB in the end (delta: 45.9MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.12ms. Allocated memory is still 174.1MB. Free memory was 91.9MB in the beginning and 87.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.59ms. Allocated memory is still 174.1MB. Free memory was 87.7MB in the beginning and 85.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 468.63ms. Allocated memory is still 174.1MB. Free memory was 85.6MB in the beginning and 63.6MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 3639.63ms. Allocated memory was 174.1MB in the beginning and 209.7MB in the end (delta: 35.7MB). Free memory was 63.6MB in the beginning and 124.3MB in the end (delta: -60.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 106.59ms. Allocated memory is still 209.7MB. Free memory was 124.3MB in the beginning and 117.0MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-03 02:34:04,731 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d467cd8-a0c2-4133-b0a9-23ec2f949ce9/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