./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_04_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_cbefcc67-e2e6-44b4-aff0-2b5e830dca04/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbefcc67-e2e6-44b4-aff0-2b5e830dca04/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbefcc67-e2e6-44b4-aff0-2b5e830dca04/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbefcc67-e2e6-44b4-aff0-2b5e830dca04/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_04_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbefcc67-e2e6-44b4-aff0-2b5e830dca04/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbefcc67-e2e6-44b4-aff0-2b5e830dca04/bin/ukojak-verify-0OAaufAVZV --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 85aedfcf2118f521ef9bbcac4097ae575bdd21c81fab8b04f6f07f1b73393844 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:53:16,911 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:53:16,983 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbefcc67-e2e6-44b4-aff0-2b5e830dca04/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-11 23:53:16,989 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:53:16,989 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:53:17,015 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:53:17,016 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:53:17,017 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:53:17,018 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:53:17,019 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:53:17,020 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:53:17,020 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:53:17,021 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:53:17,022 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:53:17,022 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:53:17,023 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:53:17,024 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:53:17,025 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:53:17,025 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:53:17,026 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:53:17,027 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:53:17,028 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:53:17,029 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:53:17,029 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:53:17,030 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:53:17,031 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:53:17,032 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:53:17,032 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:53:17,033 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:53:17,033 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:53:17,034 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:53:17,034 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_cbefcc67-e2e6-44b4-aff0-2b5e830dca04/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbefcc67-e2e6-44b4-aff0-2b5e830dca04/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85aedfcf2118f521ef9bbcac4097ae575bdd21c81fab8b04f6f07f1b73393844 [2023-11-11 23:53:17,302 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:53:17,324 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:53:17,326 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:53:17,328 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:53:17,328 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:53:17,330 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbefcc67-e2e6-44b4-aff0-2b5e830dca04/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_04_good.i [2023-11-11 23:53:20,441 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:53:20,868 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:53:20,869 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbefcc67-e2e6-44b4-aff0-2b5e830dca04/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_04_good.i [2023-11-11 23:53:20,893 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbefcc67-e2e6-44b4-aff0-2b5e830dca04/bin/ukojak-verify-0OAaufAVZV/data/426b50301/4ed3dcc0fb4f49eb8488bbd465c6b21f/FLAG91829277d [2023-11-11 23:53:20,907 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbefcc67-e2e6-44b4-aff0-2b5e830dca04/bin/ukojak-verify-0OAaufAVZV/data/426b50301/4ed3dcc0fb4f49eb8488bbd465c6b21f [2023-11-11 23:53:20,910 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:53:20,912 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:53:20,913 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:53:20,913 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:53:20,918 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:53:20,919 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:53:20" (1/1) ... [2023-11-11 23:53:20,920 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff135f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:20, skipping insertion in model container [2023-11-11 23:53:20,921 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:53:20" (1/1) ... [2023-11-11 23:53:21,001 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:53:21,468 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:53:21,997 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:53:22,008 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:53:22,029 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:53:22,133 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:53:22,308 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:53:22,308 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:53:22,308 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:53:22,308 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:53:22,309 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:53:22,317 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:53:22,317 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:22 WrapperNode [2023-11-11 23:53:22,317 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:53:22,319 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:53:22,319 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:53:22,319 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:53:22,331 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:22" (1/1) ... [2023-11-11 23:53:22,371 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:22" (1/1) ... [2023-11-11 23:53:22,404 INFO L138 Inliner]: procedures = 503, calls = 83, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 104 [2023-11-11 23:53:22,405 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:53:22,406 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:53:22,406 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:53:22,406 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:53:22,415 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:22" (1/1) ... [2023-11-11 23:53:22,416 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:22" (1/1) ... [2023-11-11 23:53:22,419 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:22" (1/1) ... [2023-11-11 23:53:22,420 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:22" (1/1) ... [2023-11-11 23:53:22,427 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:22" (1/1) ... [2023-11-11 23:53:22,430 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:22" (1/1) ... [2023-11-11 23:53:22,433 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:22" (1/1) ... [2023-11-11 23:53:22,434 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:22" (1/1) ... [2023-11-11 23:53:22,438 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:53:22,439 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:53:22,439 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:53:22,439 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:53:22,440 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:22" (1/1) ... [2023-11-11 23:53:22,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:53:22,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbefcc67-e2e6-44b4-aff0-2b5e830dca04/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:53:22,478 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbefcc67-e2e6-44b4-aff0-2b5e830dca04/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:53:22,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbefcc67-e2e6-44b4-aff0-2b5e830dca04/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:53:22,557 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-11 23:53:22,557 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-11 23:53:22,557 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:53:22,557 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:53:22,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:53:22,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:53:22,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:53:22,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:53:22,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:53:22,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:53:22,558 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:53:22,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:53:22,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:53:22,727 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:53:22,729 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:53:22,942 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:53:23,021 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:53:23,022 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:53:23,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:53:23 BoogieIcfgContainer [2023-11-11 23:53:23,025 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:53:23,026 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:53:23,026 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:53:23,037 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:53:23,037 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:53:23" (1/1) ... [2023-11-11 23:53:23,047 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:53:23,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:23,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2023-11-11 23:53:23,109 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2023-11-11 23:53:23,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:53:23,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:23,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:23,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:23,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:23,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:23,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 48 states and 62 transitions. [2023-11-11 23:53:23,611 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 62 transitions. [2023-11-11 23:53:23,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:53:23,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:23,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:23,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:23,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:24,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:24,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 47 states and 61 transitions. [2023-11-11 23:53:24,160 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 61 transitions. [2023-11-11 23:53:24,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:53:24,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:24,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:24,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:24,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:53:24,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:24,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 46 states and 58 transitions. [2023-11-11 23:53:24,480 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2023-11-11 23:53:24,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:53:24,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:24,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:24,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:24,629 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:53:24,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:24,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 57 transitions. [2023-11-11 23:53:24,716 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 57 transitions. [2023-11-11 23:53:24,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:53:24,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:24,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:24,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:25,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:53:25,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:25,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 44 states and 56 transitions. [2023-11-11 23:53:25,381 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2023-11-11 23:53:25,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:53:25,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:25,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:25,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:25,461 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:53:25,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:25,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 46 states and 59 transitions. [2023-11-11 23:53:25,967 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 59 transitions. [2023-11-11 23:53:25,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:53:25,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:25,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:26,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:26,083 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:53:26,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:26,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 48 states and 63 transitions. [2023-11-11 23:53:26,155 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2023-11-11 23:53:26,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:53:26,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:26,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:26,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:26,306 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:53:26,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:26,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 51 states and 68 transitions. [2023-11-11 23:53:26,460 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2023-11-11 23:53:26,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:53:26,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:26,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:26,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:26,512 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-11 23:53:27,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:27,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 57 states and 79 transitions. [2023-11-11 23:53:27,168 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2023-11-11 23:53:27,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:53:27,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:27,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:27,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:27,267 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:53:27,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:27,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 60 states and 83 transitions. [2023-11-11 23:53:27,955 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 83 transitions. [2023-11-11 23:53:27,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:53:27,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:27,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:27,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:28,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:28,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:28,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 58 states and 77 transitions. [2023-11-11 23:53:28,458 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 77 transitions. [2023-11-11 23:53:28,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:53:28,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:28,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:28,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:28,543 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:53:28,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:29,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 62 states and 81 transitions. [2023-11-11 23:53:29,000 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 81 transitions. [2023-11-11 23:53:29,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:53:29,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:29,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:29,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:29,051 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:53:29,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:29,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 60 states and 78 transitions. [2023-11-11 23:53:29,529 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2023-11-11 23:53:29,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:53:29,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:29,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:29,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:29,578 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:53:30,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:30,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 41 states and 49 transitions. [2023-11-11 23:53:30,051 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2023-11-11 23:53:30,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-11 23:53:30,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:30,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:30,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:30,255 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:53:30,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:30,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 40 states and 48 transitions. [2023-11-11 23:53:30,606 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 48 transitions. [2023-11-11 23:53:30,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:53:30,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:30,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:30,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:30,768 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:53:31,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:31,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 39 states and 47 transitions. [2023-11-11 23:53:31,002 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2023-11-11 23:53:31,003 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-11 23:53:31,003 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2023-11-11 23:53:31,018 INFO L753 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-11 23:53:31,327 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-11 23:53:31,333 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 11.11 11:53:31 ImpRootNode [2023-11-11 23:53:31,333 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-11 23:53:31,335 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-11 23:53:31,335 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-11 23:53:31,335 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-11 23:53:31,337 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:53:23" (3/4) ... [2023-11-11 23:53:31,339 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-11 23:53:31,344 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-11 23:53:31,345 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-11 23:53:31,353 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2023-11-11 23:53:31,354 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-11 23:53:31,354 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-11 23:53:31,354 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-11 23:53:31,483 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbefcc67-e2e6-44b4-aff0-2b5e830dca04/bin/ukojak-verify-0OAaufAVZV/witness.graphml [2023-11-11 23:53:31,483 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbefcc67-e2e6-44b4-aff0-2b5e830dca04/bin/ukojak-verify-0OAaufAVZV/witness.yml [2023-11-11 23:53:31,485 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-11 23:53:31,489 INFO L158 Benchmark]: Toolchain (without parser) took 10576.92ms. Allocated memory was 172.0MB in the beginning and 249.6MB in the end (delta: 77.6MB). Free memory was 139.9MB in the beginning and 107.7MB in the end (delta: 32.2MB). Peak memory consumption was 109.8MB. Max. memory is 16.1GB. [2023-11-11 23:53:31,489 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 127.9MB. Free memory is still 96.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:53:31,490 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1404.78ms. Allocated memory is still 172.0MB. Free memory was 139.2MB in the beginning and 132.6MB in the end (delta: 6.6MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2023-11-11 23:53:31,491 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.37ms. Allocated memory is still 172.0MB. Free memory was 132.6MB in the beginning and 129.4MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:53:31,492 INFO L158 Benchmark]: Boogie Preprocessor took 32.85ms. Allocated memory is still 172.0MB. Free memory was 129.4MB in the beginning and 127.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:53:31,492 INFO L158 Benchmark]: RCFGBuilder took 585.88ms. Allocated memory is still 172.0MB. Free memory was 127.4MB in the beginning and 106.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-11 23:53:31,493 INFO L158 Benchmark]: CodeCheck took 8308.59ms. Allocated memory was 172.0MB in the beginning and 249.6MB in the end (delta: 77.6MB). Free memory was 106.4MB in the beginning and 113.0MB in the end (delta: -6.5MB). Peak memory consumption was 73.1MB. Max. memory is 16.1GB. [2023-11-11 23:53:31,493 INFO L158 Benchmark]: Witness Printer took 153.22ms. Allocated memory is still 249.6MB. Free memory was 113.0MB in the beginning and 107.7MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:53:31,495 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, 49 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 7.9s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1679 SdHoareTripleChecker+Valid, 4.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 558 mSDsluCounter, 1105 SdHoareTripleChecker+Invalid, 3.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 273 mSDsCounter, 572 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2423 IncrementalHoareTripleChecker+Invalid, 2995 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 572 mSolverCounterUnsat, 832 mSDtfsCounter, 2423 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2879 GetRequests, 2753 SyntacticMatches, 0 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5341 ImplicationChecksByTransitivity, 5.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 316 NumberOfCodeBlocks, 316 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 300 ConstructedInterpolants, 0 QuantifiedInterpolants, 625 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 64/64 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1587]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1587]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1627]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1627]: 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: 1644]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 127.9MB. Free memory is still 96.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1404.78ms. Allocated memory is still 172.0MB. Free memory was 139.2MB in the beginning and 132.6MB in the end (delta: 6.6MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.37ms. Allocated memory is still 172.0MB. Free memory was 132.6MB in the beginning and 129.4MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.85ms. Allocated memory is still 172.0MB. Free memory was 129.4MB in the beginning and 127.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 585.88ms. Allocated memory is still 172.0MB. Free memory was 127.4MB in the beginning and 106.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 8308.59ms. Allocated memory was 172.0MB in the beginning and 249.6MB in the end (delta: 77.6MB). Free memory was 106.4MB in the beginning and 113.0MB in the end (delta: -6.5MB). Peak memory consumption was 73.1MB. Max. memory is 16.1GB. * Witness Printer took 153.22ms. Allocated memory is still 249.6MB. Free memory was 113.0MB in the beginning and 107.7MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-11 23:53:31,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbefcc67-e2e6-44b4-aff0-2b5e830dca04/bin/ukojak-verify-0OAaufAVZV/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