./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_06_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_fdf07762-cbe2-437d-84ab-f35adbbbbb11/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf07762-cbe2-437d-84ab-f35adbbbbb11/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_fdf07762-cbe2-437d-84ab-f35adbbbbb11/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf07762-cbe2-437d-84ab-f35adbbbbb11/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_06_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf07762-cbe2-437d-84ab-f35adbbbbb11/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_fdf07762-cbe2-437d-84ab-f35adbbbbb11/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 181db7dbb39800ea6ca28fd7a9769413643f8945d44974edb162575002db4176 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:27:29,888 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:27:30,004 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf07762-cbe2-437d-84ab-f35adbbbbb11/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:27:30,014 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:27:30,015 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:27:30,057 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:27:30,061 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:27:30,061 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:27:30,062 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:27:30,067 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:27:30,069 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:27:30,069 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:27:30,070 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:27:30,071 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:27:30,072 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:27:30,072 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:27:30,073 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:27:30,073 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:27:30,074 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:27:30,074 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:27:30,074 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:27:30,075 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:27:30,076 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:27:30,076 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:27:30,077 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:27:30,077 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:27:30,078 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:27:30,078 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:27:30,078 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:27:30,079 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:27:30,080 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:27:30,080 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:27:30,081 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_fdf07762-cbe2-437d-84ab-f35adbbbbb11/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf07762-cbe2-437d-84ab-f35adbbbbb11/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 181db7dbb39800ea6ca28fd7a9769413643f8945d44974edb162575002db4176 [2023-11-21 18:27:30,373 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:27:30,411 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:27:30,414 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:27:30,415 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:27:30,416 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:27:30,418 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf07762-cbe2-437d-84ab-f35adbbbbb11/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_06_good.i [2023-11-21 18:27:33,592 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:27:34,021 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:27:34,024 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf07762-cbe2-437d-84ab-f35adbbbbb11/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_06_good.i [2023-11-21 18:27:34,054 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf07762-cbe2-437d-84ab-f35adbbbbb11/bin/ukojak-verify-i0I2FZA1j2/data/4f6c2e066/fcdb2f98a57048eb962808c69bbd74f2/FLAG8eae58942 [2023-11-21 18:27:34,068 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf07762-cbe2-437d-84ab-f35adbbbbb11/bin/ukojak-verify-i0I2FZA1j2/data/4f6c2e066/fcdb2f98a57048eb962808c69bbd74f2 [2023-11-21 18:27:34,071 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:27:34,072 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:27:34,074 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:27:34,074 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:27:34,079 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:27:34,080 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:34" (1/1) ... [2023-11-21 18:27:34,081 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17a68aeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:34, skipping insertion in model container [2023-11-21 18:27:34,082 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:34" (1/1) ... [2023-11-21 18:27:34,170 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:27:34,626 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:27:35,332 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:27:35,342 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:27:35,364 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:27:35,419 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:27:35,592 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:35,593 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:35,593 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:35,593 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:35,593 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:35,601 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:27:35,601 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:35 WrapperNode [2023-11-21 18:27:35,602 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:27:35,603 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:27:35,603 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:27:35,603 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:27:35,609 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:35" (1/1) ... [2023-11-21 18:27:35,642 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:35" (1/1) ... [2023-11-21 18:27:35,674 INFO L138 Inliner]: procedures = 503, calls = 85, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 112 [2023-11-21 18:27:35,674 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:27:35,675 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:27:35,675 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:27:35,675 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:27:35,693 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:35" (1/1) ... [2023-11-21 18:27:35,694 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:35" (1/1) ... [2023-11-21 18:27:35,698 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:35" (1/1) ... [2023-11-21 18:27:35,699 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:35" (1/1) ... [2023-11-21 18:27:35,717 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:35" (1/1) ... [2023-11-21 18:27:35,733 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:35" (1/1) ... [2023-11-21 18:27:35,735 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:35" (1/1) ... [2023-11-21 18:27:35,737 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:35" (1/1) ... [2023-11-21 18:27:35,750 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:27:35,751 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:27:35,752 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:27:35,752 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:27:35,753 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:35" (1/1) ... [2023-11-21 18:27:35,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:27:35,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf07762-cbe2-437d-84ab-f35adbbbbb11/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:27:35,797 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf07762-cbe2-437d-84ab-f35adbbbbb11/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:27:35,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf07762-cbe2-437d-84ab-f35adbbbbb11/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:27:35,841 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-21 18:27:35,842 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-21 18:27:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:27:35,842 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:27:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:27:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:27:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:27:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:27:35,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:27:35,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:27:35,844 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:27:35,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:27:35,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:27:36,033 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:27:36,036 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:27:36,247 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:27:36,374 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:27:36,375 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:27:36,377 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:36 BoogieIcfgContainer [2023-11-21 18:27:36,377 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:27:36,379 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:27:36,379 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:27:36,389 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:27:36,390 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:36" (1/1) ... [2023-11-21 18:27:36,399 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:27:36,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:36,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 53 states and 71 transitions. [2023-11-21 18:27:36,471 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 71 transitions. [2023-11-21 18:27:36,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:27:36,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:36,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:36,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:36,932 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 18:27:37,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:37,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 52 states and 70 transitions. [2023-11-21 18:27:37,041 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2023-11-21 18:27:37,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:27:37,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:37,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:37,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:37,318 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 18:27:37,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:37,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 51 states and 69 transitions. [2023-11-21 18:27:37,489 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2023-11-21 18:27:37,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:27:37,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:37,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:37,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:37,712 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 18:27:37,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:37,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 68 transitions. [2023-11-21 18:27:37,849 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2023-11-21 18:27:37,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:27:37,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:37,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:37,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:38,066 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 18:27:38,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:38,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2023-11-21 18:27:38,368 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2023-11-21 18:27:38,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:27:38,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:38,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:38,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:38,448 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 18:27:38,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:38,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 50 states and 67 transitions. [2023-11-21 18:27:38,686 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 67 transitions. [2023-11-21 18:27:38,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:27:38,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:38,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:38,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:38,809 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 18:27:38,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:38,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 53 states and 72 transitions. [2023-11-21 18:27:38,878 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2023-11-21 18:27:38,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:27:38,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:38,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:38,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:38,937 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 18:27:38,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:38,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 54 states and 73 transitions. [2023-11-21 18:27:38,961 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 73 transitions. [2023-11-21 18:27:38,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:27:38,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:38,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:38,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:39,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:39,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:39,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 56 states and 76 transitions. [2023-11-21 18:27:39,206 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 76 transitions. [2023-11-21 18:27:39,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:27:39,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:39,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:39,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:39,272 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 18:27:39,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:39,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 57 states and 77 transitions. [2023-11-21 18:27:39,424 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 77 transitions. [2023-11-21 18:27:39,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:27:39,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:39,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:39,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:39,487 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:27:39,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:39,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 57 states and 76 transitions. [2023-11-21 18:27:39,728 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 76 transitions. [2023-11-21 18:27:39,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:27:39,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:39,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:39,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:39,825 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:27:40,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:40,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 57 states and 75 transitions. [2023-11-21 18:27:40,056 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2023-11-21 18:27:40,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:27:40,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:40,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:40,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:40,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:40,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:40,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 55 states and 72 transitions. [2023-11-21 18:27:40,529 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2023-11-21 18:27:40,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:27:40,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:40,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:40,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:40,650 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 18:27:40,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:40,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 54 states and 71 transitions. [2023-11-21 18:27:40,731 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 71 transitions. [2023-11-21 18:27:40,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:27:40,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:40,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:40,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:40,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:41,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:41,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 44 states and 55 transitions. [2023-11-21 18:27:41,243 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2023-11-21 18:27:41,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:27:41,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:41,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:41,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:41,407 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 18:27:41,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:41,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 43 states and 53 transitions. [2023-11-21 18:27:41,687 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 53 transitions. [2023-11-21 18:27:41,688 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 18:27:41,688 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 16 iterations. [2023-11-21 18:27:41,699 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-21 18:27:41,837 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:27:41,844 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:27:41 ImpRootNode [2023-11-21 18:27:41,845 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:27:41,847 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:27:41,850 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:27:41,851 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:27:41,852 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:36" (3/4) ... [2023-11-21 18:27:41,855 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 18:27:41,860 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-21 18:27:41,861 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-21 18:27:41,872 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2023-11-21 18:27:41,873 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-21 18:27:41,875 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-21 18:27:41,885 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 18:27:42,084 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf07762-cbe2-437d-84ab-f35adbbbbb11/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:27:42,085 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf07762-cbe2-437d-84ab-f35adbbbbb11/bin/ukojak-verify-i0I2FZA1j2/witness.yml [2023-11-21 18:27:42,085 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:27:42,086 INFO L158 Benchmark]: Toolchain (without parser) took 8013.91ms. Allocated memory was 144.7MB in the beginning and 213.9MB in the end (delta: 69.2MB). Free memory was 95.0MB in the beginning and 174.4MB in the end (delta: -79.4MB). Peak memory consumption was 112.8MB. Max. memory is 16.1GB. [2023-11-21 18:27:42,087 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 144.7MB. Free memory is still 115.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:27:42,087 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1528.31ms. Allocated memory was 144.7MB in the beginning and 213.9MB in the end (delta: 69.2MB). Free memory was 94.5MB in the beginning and 157.7MB in the end (delta: -63.2MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. [2023-11-21 18:27:42,088 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.72ms. Allocated memory is still 213.9MB. Free memory was 157.7MB in the beginning and 154.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:27:42,088 INFO L158 Benchmark]: Boogie Preprocessor took 75.58ms. Allocated memory is still 213.9MB. Free memory was 154.6MB in the beginning and 152.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:27:42,089 INFO L158 Benchmark]: RCFGBuilder took 626.20ms. Allocated memory is still 213.9MB. Free memory was 152.5MB in the beginning and 131.5MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-21 18:27:42,089 INFO L158 Benchmark]: CodeCheck took 5466.35ms. Allocated memory is still 213.9MB. Free memory was 131.5MB in the beginning and 59.0MB in the end (delta: 72.5MB). Peak memory consumption was 74.5MB. Max. memory is 16.1GB. [2023-11-21 18:27:42,090 INFO L158 Benchmark]: Witness Printer took 239.58ms. Allocated memory is still 213.9MB. Free memory was 59.0MB in the beginning and 174.4MB in the end (delta: -115.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:27:42,092 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: 5.3s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1308 SdHoareTripleChecker+Valid, 3.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 343 mSDsluCounter, 807 SdHoareTripleChecker+Invalid, 2.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 190 mSDsCounter, 413 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1802 IncrementalHoareTripleChecker+Invalid, 2215 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 413 mSolverCounterUnsat, 617 mSDtfsCounter, 1802 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2431 GetRequests, 2353 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1559 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 265 NumberOfCodeBlocks, 265 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 250 ConstructedInterpolants, 0 QuantifiedInterpolants, 504 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 PerfectInterpolantSequences, 18/18 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1567]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1567]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1591]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1591]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1617]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1617]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1634]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1634]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1651]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 144.7MB. Free memory is still 115.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1528.31ms. Allocated memory was 144.7MB in the beginning and 213.9MB in the end (delta: 69.2MB). Free memory was 94.5MB in the beginning and 157.7MB in the end (delta: -63.2MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.72ms. Allocated memory is still 213.9MB. Free memory was 157.7MB in the beginning and 154.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.58ms. Allocated memory is still 213.9MB. Free memory was 154.6MB in the beginning and 152.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 626.20ms. Allocated memory is still 213.9MB. Free memory was 152.5MB in the beginning and 131.5MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 5466.35ms. Allocated memory is still 213.9MB. Free memory was 131.5MB in the beginning and 59.0MB in the end (delta: 72.5MB). Peak memory consumption was 74.5MB. Max. memory is 16.1GB. * Witness Printer took 239.58ms. Allocated memory is still 213.9MB. Free memory was 59.0MB in the beginning and 174.4MB in the end (delta: -115.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-21 18:27:42,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdf07762-cbe2-437d-84ab-f35adbbbbb11/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 Result: TRUE