./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_17_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_29d38e46-0c40-49c3-a717-c5a8266a8521/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d38e46-0c40-49c3-a717-c5a8266a8521/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d38e46-0c40-49c3-a717-c5a8266a8521/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d38e46-0c40-49c3-a717-c5a8266a8521/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d38e46-0c40-49c3-a717-c5a8266a8521/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d38e46-0c40-49c3-a717-c5a8266a8521/bin/ukojak-verify-i0I2FZA1j2 --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 599d022dfa4223d8bb6a36b0b4d4c23924feae264573646d696cb51987d3d57a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:29:15,764 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:29:15,901 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d38e46-0c40-49c3-a717-c5a8266a8521/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:29:15,913 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:29:15,914 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:29:15,959 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:29:15,960 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:29:15,961 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:29:15,962 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:29:15,968 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:29:15,968 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:29:15,969 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:29:15,969 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:29:15,971 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:29:15,972 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:29:15,972 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:29:15,973 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:29:15,973 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:29:15,974 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:29:15,974 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:29:15,975 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:29:15,976 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:29:15,976 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:29:15,978 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:29:15,979 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:29:15,979 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:29:15,980 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:29:15,981 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:29:15,981 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:29:15,982 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:29:15,983 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:29:15,984 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:29:15,984 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_29d38e46-0c40-49c3-a717-c5a8266a8521/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d38e46-0c40-49c3-a717-c5a8266a8521/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 599d022dfa4223d8bb6a36b0b4d4c23924feae264573646d696cb51987d3d57a [2023-11-21 18:29:16,355 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:29:16,397 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:29:16,400 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:29:16,401 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:29:16,402 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:29:16,403 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d38e46-0c40-49c3-a717-c5a8266a8521/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_17_bad.i [2023-11-21 18:29:19,580 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:29:20,093 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:29:20,097 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d38e46-0c40-49c3-a717-c5a8266a8521/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_17_bad.i [2023-11-21 18:29:20,136 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d38e46-0c40-49c3-a717-c5a8266a8521/bin/ukojak-verify-i0I2FZA1j2/data/7fdf6a4bc/a67b4b8fec574bea9373b5ffda0e9033/FLAGa5967d16f [2023-11-21 18:29:20,158 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d38e46-0c40-49c3-a717-c5a8266a8521/bin/ukojak-verify-i0I2FZA1j2/data/7fdf6a4bc/a67b4b8fec574bea9373b5ffda0e9033 [2023-11-21 18:29:20,160 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:29:20,163 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:29:20,167 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:29:20,167 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:29:20,172 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:29:20,173 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:29:20" (1/1) ... [2023-11-21 18:29:20,174 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aede50e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:20, skipping insertion in model container [2023-11-21 18:29:20,176 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:29:20" (1/1) ... [2023-11-21 18:29:20,250 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:29:20,659 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:29:21,225 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:29:21,236 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:29:21,260 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:29:21,324 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:29:21,515 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:21,516 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:21,516 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:21,516 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:21,516 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:29:21,525 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:29:21,525 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:21 WrapperNode [2023-11-21 18:29:21,525 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:29:21,527 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:29:21,527 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:29:21,527 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:29:21,535 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:21" (1/1) ... [2023-11-21 18:29:21,596 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:21" (1/1) ... [2023-11-21 18:29:21,629 INFO L138 Inliner]: procedures = 499, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58 [2023-11-21 18:29:21,629 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:29:21,630 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:29:21,630 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:29:21,630 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:29:21,641 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:21" (1/1) ... [2023-11-21 18:29:21,641 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:21" (1/1) ... [2023-11-21 18:29:21,652 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:21" (1/1) ... [2023-11-21 18:29:21,653 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:21" (1/1) ... [2023-11-21 18:29:21,664 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:21" (1/1) ... [2023-11-21 18:29:21,667 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:21" (1/1) ... [2023-11-21 18:29:21,669 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:21" (1/1) ... [2023-11-21 18:29:21,670 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:21" (1/1) ... [2023-11-21 18:29:21,689 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:29:21,690 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:29:21,690 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:29:21,690 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:29:21,691 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:29:21" (1/1) ... [2023-11-21 18:29:21,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:29:21,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d38e46-0c40-49c3-a717-c5a8266a8521/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:29:21,729 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d38e46-0c40-49c3-a717-c5a8266a8521/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:29:21,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d38e46-0c40-49c3-a717-c5a8266a8521/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:29:21,774 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:29:21,774 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:29:21,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:29:21,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:29:21,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:29:21,775 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:29:21,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:29:21,920 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:29:21,922 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:29:22,048 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:29:22,094 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:29:22,094 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:29:22,096 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:29:22 BoogieIcfgContainer [2023-11-21 18:29:22,096 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:29:22,097 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:29:22,097 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:29:22,107 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:29:22,107 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:29:22" (1/1) ... [2023-11-21 18:29:22,117 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:29:22,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:22,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2023-11-21 18:29:22,170 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2023-11-21 18:29:22,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:29:22,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:22,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:22,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:22,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:22,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:22,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 26 states and 30 transitions. [2023-11-21 18:29:22,559 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2023-11-21 18:29:22,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:29:22,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:22,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:22,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:22,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:22,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:22,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 27 states and 31 transitions. [2023-11-21 18:29:22,733 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2023-11-21 18:29:22,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:29:22,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:22,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:22,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:22,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:22,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:22,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 23 states and 25 transitions. [2023-11-21 18:29:22,956 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2023-11-21 18:29:22,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:29:22,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:22,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:22,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:23,080 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:29:23,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:23,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 26 states and 30 transitions. [2023-11-21 18:29:23,333 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2023-11-21 18:29:23,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:29:23,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:23,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:23,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:29:23,369 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:29:23,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:29:23,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:29:23,469 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:29:23,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:29:23,529 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 5 iterations. [2023-11-21 18:29:23,587 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:29:23 ImpRootNode [2023-11-21 18:29:23,587 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:29:23,588 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:29:23,588 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:29:23,589 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:29:23,589 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:29:22" (3/4) ... [2023-11-21 18:29:23,590 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-21 18:29:23,691 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d38e46-0c40-49c3-a717-c5a8266a8521/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:29:23,699 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:29:23,700 INFO L158 Benchmark]: Toolchain (without parser) took 3537.22ms. Allocated memory is still 136.3MB. Free memory was 99.2MB in the beginning and 56.6MB in the end (delta: 42.7MB). Peak memory consumption was 43.4MB. Max. memory is 16.1GB. [2023-11-21 18:29:23,701 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 113.2MB. Free memory is still 87.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:29:23,702 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1359.28ms. Allocated memory is still 136.3MB. Free memory was 98.8MB in the beginning and 83.8MB in the end (delta: 15.0MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. [2023-11-21 18:29:23,702 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.62ms. Allocated memory is still 136.3MB. Free memory was 83.8MB in the beginning and 80.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:29:23,703 INFO L158 Benchmark]: Boogie Preprocessor took 59.38ms. Allocated memory is still 136.3MB. Free memory was 80.9MB in the beginning and 79.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:29:23,703 INFO L158 Benchmark]: RCFGBuilder took 406.09ms. Allocated memory is still 136.3MB. Free memory was 79.6MB in the beginning and 64.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-21 18:29:23,704 INFO L158 Benchmark]: CodeCheck took 1490.75ms. Allocated memory is still 136.3MB. Free memory was 64.9MB in the beginning and 59.5MB in the end (delta: 5.4MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2023-11-21 18:29:23,710 INFO L158 Benchmark]: Witness Printer took 111.09ms. Allocated memory is still 136.3MB. Free memory was 59.5MB in the beginning and 56.6MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:29:23,714 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 2 procedures, 24 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 66 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 14 mSDsluCounter, 26 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 37 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 105 IncrementalHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 37 mSolverCounterUnsat, 22 mSDtfsCounter, 105 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 260 GetRequests, 242 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 33 ConstructedInterpolants, 0 QuantifiedInterpolants, 63 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 2/3 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 - CounterExampleResult [Line: 1561]: integer overflow possible integer overflow possible We found a FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1569] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1569] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=12, argc=12, argv={14:13}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] CALL CWE190_Integer_Overflow__int_max_multiply_17_bad() [L1550] int i,j; [L1551] int data; [L1552] data = 0 [L1553] i = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=0] [L1553] COND TRUE i < 1 [L1555] data = 0x7fffffff [L1553] i++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=1] [L1553] COND FALSE !(i < 1) [L1557] j = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=1, j=0] [L1557] COND TRUE j < 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=1, j=0] [L1559] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=1, j=0] [L1561] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=1, j=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 113.2MB. Free memory is still 87.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1359.28ms. Allocated memory is still 136.3MB. Free memory was 98.8MB in the beginning and 83.8MB in the end (delta: 15.0MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.62ms. Allocated memory is still 136.3MB. Free memory was 83.8MB in the beginning and 80.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.38ms. Allocated memory is still 136.3MB. Free memory was 80.9MB in the beginning and 79.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 406.09ms. Allocated memory is still 136.3MB. Free memory was 79.6MB in the beginning and 64.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 1490.75ms. Allocated memory is still 136.3MB. Free memory was 64.9MB in the beginning and 59.5MB in the end (delta: 5.4MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * Witness Printer took 111.09ms. Allocated memory is still 136.3MB. Free memory was 59.5MB in the beginning and 56.6MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2023-11-21 18:29:23,764 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29d38e46-0c40-49c3-a717-c5a8266a8521/bin/ukojak-verify-i0I2FZA1j2/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)