./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_14_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_d710f8e2-2be4-46ca-9251-d53853964006/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d710f8e2-2be4-46ca-9251-d53853964006/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_d710f8e2-2be4-46ca-9251-d53853964006/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d710f8e2-2be4-46ca-9251-d53853964006/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_14_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d710f8e2-2be4-46ca-9251-d53853964006/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_d710f8e2-2be4-46ca-9251-d53853964006/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 ef660b0e62fa12da3e511cc39a6b9563e2b18e3016b09a39305e6f6a01d5eeef --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:43:46,261 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:43:46,365 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d710f8e2-2be4-46ca-9251-d53853964006/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-11 23:43:46,373 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:43:46,373 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:43:46,413 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:43:46,414 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:43:46,415 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:43:46,416 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:43:46,421 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:43:46,422 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:43:46,423 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:43:46,423 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:43:46,425 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:43:46,426 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:43:46,426 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:43:46,427 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:43:46,427 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:43:46,427 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:43:46,428 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:43:46,428 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:43:46,429 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:43:46,430 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:43:46,430 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:43:46,431 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:43:46,432 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:43:46,432 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:43:46,432 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:43:46,433 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:43:46,433 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:43:46,435 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:43:46,435 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_d710f8e2-2be4-46ca-9251-d53853964006/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d710f8e2-2be4-46ca-9251-d53853964006/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef660b0e62fa12da3e511cc39a6b9563e2b18e3016b09a39305e6f6a01d5eeef [2023-11-11 23:43:46,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:43:46,743 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:43:46,746 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:43:46,747 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:43:46,748 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:43:46,749 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d710f8e2-2be4-46ca-9251-d53853964006/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_14_good.i [2023-11-11 23:43:49,829 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:43:50,264 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:43:50,265 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d710f8e2-2be4-46ca-9251-d53853964006/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_14_good.i [2023-11-11 23:43:50,298 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d710f8e2-2be4-46ca-9251-d53853964006/bin/ukojak-verify-0OAaufAVZV/data/d3bf65f95/0052f971acd24ef1bc5a5f38490ebdc0/FLAG47f38c4aa [2023-11-11 23:43:50,315 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d710f8e2-2be4-46ca-9251-d53853964006/bin/ukojak-verify-0OAaufAVZV/data/d3bf65f95/0052f971acd24ef1bc5a5f38490ebdc0 [2023-11-11 23:43:50,321 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:43:50,323 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:43:50,327 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:43:50,327 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:43:50,332 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:43:50,333 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:43:50" (1/1) ... [2023-11-11 23:43:50,334 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bdf37b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:50, skipping insertion in model container [2023-11-11 23:43:50,334 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:43:50" (1/1) ... [2023-11-11 23:43:50,427 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:43:50,859 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:43:51,425 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:43:51,435 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:43:51,483 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:43:51,595 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:43:51,762 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:43:51,762 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:43:51,762 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:43:51,763 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:43:51,763 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:43:51,771 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:43:51,772 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:51 WrapperNode [2023-11-11 23:43:51,772 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:43:51,773 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:43:51,773 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:43:51,774 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:43:51,781 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:51" (1/1) ... [2023-11-11 23:43:51,818 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:51" (1/1) ... [2023-11-11 23:43:51,851 INFO L138 Inliner]: procedures = 503, calls = 85, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 112 [2023-11-11 23:43:51,852 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:43:51,853 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:43:51,853 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:43:51,853 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:43:51,863 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:51" (1/1) ... [2023-11-11 23:43:51,863 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:51" (1/1) ... [2023-11-11 23:43:51,867 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:51" (1/1) ... [2023-11-11 23:43:51,867 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:51" (1/1) ... [2023-11-11 23:43:51,874 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:51" (1/1) ... [2023-11-11 23:43:51,877 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:51" (1/1) ... [2023-11-11 23:43:51,879 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:51" (1/1) ... [2023-11-11 23:43:51,880 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:51" (1/1) ... [2023-11-11 23:43:51,884 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:43:51,885 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:43:51,885 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:43:51,885 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:43:51,886 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:51" (1/1) ... [2023-11-11 23:43:51,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:43:51,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d710f8e2-2be4-46ca-9251-d53853964006/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:43:51,920 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d710f8e2-2be4-46ca-9251-d53853964006/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:43:51,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d710f8e2-2be4-46ca-9251-d53853964006/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:43:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-11 23:43:51,967 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-11 23:43:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:43:51,967 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:43:51,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:43:51,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:43:51,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:43:51,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:43:51,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:43:51,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:43:51,969 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:43:51,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:43:51,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:43:52,120 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:43:52,122 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:43:52,411 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:43:52,511 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:43:52,511 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:43:52,513 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:43:52 BoogieIcfgContainer [2023-11-11 23:43:52,514 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:43:52,514 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:43:52,515 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:43:52,524 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:43:52,524 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:43:52" (1/1) ... [2023-11-11 23:43:52,532 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:43:52,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:52,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 53 states and 71 transitions. [2023-11-11 23:43:52,587 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 71 transitions. [2023-11-11 23:43:52,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:43:52,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:52,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:52,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:53,102 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 23:43:53,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:53,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 52 states and 70 transitions. [2023-11-11 23:43:53,201 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2023-11-11 23:43:53,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:43:53,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:53,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:53,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:53,399 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 23:43:53,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:53,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 51 states and 69 transitions. [2023-11-11 23:43:53,596 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2023-11-11 23:43:53,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:43:53,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:53,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:53,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:53,808 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 23:43:53,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:53,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 68 transitions. [2023-11-11 23:43:53,946 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2023-11-11 23:43:53,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:43:53,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:53,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:53,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:54,137 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 23:43:54,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:54,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2023-11-11 23:43:54,431 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2023-11-11 23:43:54,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:43:54,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:54,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:54,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:54,546 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 23:43:54,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:54,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 50 states and 67 transitions. [2023-11-11 23:43:54,808 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 67 transitions. [2023-11-11 23:43:54,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:43:54,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:54,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:54,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:54,936 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 23:43:55,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:55,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 53 states and 72 transitions. [2023-11-11 23:43:55,005 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2023-11-11 23:43:55,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:43:55,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:55,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:55,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:55,130 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 23:43:55,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:55,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 57 states and 78 transitions. [2023-11-11 23:43:55,285 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 78 transitions. [2023-11-11 23:43:55,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:43:55,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:55,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:55,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:55,363 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 23:43:55,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:55,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 59 states and 81 transitions. [2023-11-11 23:43:55,542 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 81 transitions. [2023-11-11 23:43:55,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:43:55,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:55,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:55,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:55,589 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 23:43:55,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:55,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 60 states and 82 transitions. [2023-11-11 23:43:55,776 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 82 transitions. [2023-11-11 23:43:55,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:43:55,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:55,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:55,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:55,837 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 23:43:56,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:56,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 60 states and 81 transitions. [2023-11-11 23:43:56,054 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 81 transitions. [2023-11-11 23:43:56,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:43:56,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:56,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:56,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:56,104 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 23:43:56,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:56,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 60 states and 80 transitions. [2023-11-11 23:43:56,324 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 80 transitions. [2023-11-11 23:43:56,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:43:56,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:56,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:56,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:56,373 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 23:43:56,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:56,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 58 states and 77 transitions. [2023-11-11 23:43:56,783 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 77 transitions. [2023-11-11 23:43:56,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:43:56,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:56,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:56,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:56,913 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 23:43:57,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:57,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 61 states and 84 transitions. [2023-11-11 23:43:57,223 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 84 transitions. [2023-11-11 23:43:57,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:43:57,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:57,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:57,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:57,279 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 23:43:57,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:57,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 44 states and 55 transitions. [2023-11-11 23:43:57,744 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2023-11-11 23:43:57,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:43:57,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:57,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:57,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:57,863 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 23:43:58,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:58,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 43 states and 54 transitions. [2023-11-11 23:43:58,064 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 54 transitions. [2023-11-11 23:43:58,065 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-11 23:43:58,065 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 16 iterations. [2023-11-11 23:43:58,075 INFO L753 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-11 23:43:58,207 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-11 23:43:58,213 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 11.11 11:43:58 ImpRootNode [2023-11-11 23:43:58,213 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-11 23:43:58,214 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-11 23:43:58,214 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-11 23:43:58,214 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-11 23:43:58,215 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:43:52" (3/4) ... [2023-11-11 23:43:58,217 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-11 23:43:58,221 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-11 23:43:58,221 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-11 23:43:58,232 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2023-11-11 23:43:58,233 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-11 23:43:58,233 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-11 23:43:58,235 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-11 23:43:58,373 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d710f8e2-2be4-46ca-9251-d53853964006/bin/ukojak-verify-0OAaufAVZV/witness.graphml [2023-11-11 23:43:58,376 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d710f8e2-2be4-46ca-9251-d53853964006/bin/ukojak-verify-0OAaufAVZV/witness.yml [2023-11-11 23:43:58,376 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-11 23:43:58,377 INFO L158 Benchmark]: Toolchain (without parser) took 8053.48ms. Allocated memory was 134.2MB in the beginning and 220.2MB in the end (delta: 86.0MB). Free memory was 86.0MB in the beginning and 96.3MB in the end (delta: -10.3MB). Peak memory consumption was 76.5MB. Max. memory is 16.1GB. [2023-11-11 23:43:58,377 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 134.2MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:43:58,377 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1445.64ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 85.8MB in the beginning and 108.3MB in the end (delta: -22.5MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB. [2023-11-11 23:43:58,378 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.01ms. Allocated memory is still 182.5MB. Free memory was 108.3MB in the beginning and 104.7MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:43:58,378 INFO L158 Benchmark]: Boogie Preprocessor took 31.22ms. Allocated memory is still 182.5MB. Free memory was 104.7MB in the beginning and 103.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:43:58,378 INFO L158 Benchmark]: RCFGBuilder took 628.98ms. Allocated memory is still 182.5MB. Free memory was 103.4MB in the beginning and 135.9MB in the end (delta: -32.5MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2023-11-11 23:43:58,379 INFO L158 Benchmark]: CodeCheck took 5698.98ms. Allocated memory was 182.5MB in the beginning and 220.2MB in the end (delta: 37.7MB). Free memory was 135.9MB in the beginning and 102.5MB in the end (delta: 33.3MB). Peak memory consumption was 72.1MB. Max. memory is 16.1GB. [2023-11-11 23:43:58,379 INFO L158 Benchmark]: Witness Printer took 162.16ms. Allocated memory is still 220.2MB. Free memory was 101.5MB in the beginning and 96.3MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:43:58,381 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 53 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 5.5s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1381 SdHoareTripleChecker+Valid, 3.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 416 mSDsluCounter, 829 SdHoareTripleChecker+Invalid, 3.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 230 mSDsCounter, 440 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2080 IncrementalHoareTripleChecker+Invalid, 2520 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 440 mSolverCounterUnsat, 599 mSDtfsCounter, 2080 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2475 GetRequests, 2389 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2001 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 265 NumberOfCodeBlocks, 265 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 250 ConstructedInterpolants, 0 QuantifiedInterpolants, 544 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 PerfectInterpolantSequences, 18/18 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 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: 1590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1616]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1616]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: 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: 1650]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 134.2MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1445.64ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 85.8MB in the beginning and 108.3MB in the end (delta: -22.5MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.01ms. Allocated memory is still 182.5MB. Free memory was 108.3MB in the beginning and 104.7MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.22ms. Allocated memory is still 182.5MB. Free memory was 104.7MB in the beginning and 103.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 628.98ms. Allocated memory is still 182.5MB. Free memory was 103.4MB in the beginning and 135.9MB in the end (delta: -32.5MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. * CodeCheck took 5698.98ms. Allocated memory was 182.5MB in the beginning and 220.2MB in the end (delta: 37.7MB). Free memory was 135.9MB in the beginning and 102.5MB in the end (delta: 33.3MB). Peak memory consumption was 72.1MB. Max. memory is 16.1GB. * Witness Printer took 162.16ms. Allocated memory is still 220.2MB. Free memory was 101.5MB in the beginning and 96.3MB 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 23:43:58,402 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d710f8e2-2be4-46ca-9251-d53853964006/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