./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_15_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_ab8d50eb-6ad8-476c-b1ad-2d18d5c26f1d/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8d50eb-6ad8-476c-b1ad-2d18d5c26f1d/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_ab8d50eb-6ad8-476c-b1ad-2d18d5c26f1d/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8d50eb-6ad8-476c-b1ad-2d18d5c26f1d/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_15_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8d50eb-6ad8-476c-b1ad-2d18d5c26f1d/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_ab8d50eb-6ad8-476c-b1ad-2d18d5c26f1d/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 c09d8db401c76bc45399a42e4f3d779f4b1d32f8b1e8b2f4060c317b19c9f2ef --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:06:09,035 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:06:09,114 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8d50eb-6ad8-476c-b1ad-2d18d5c26f1d/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-12 00:06:09,120 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:06:09,120 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:06:09,144 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:06:09,146 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:06:09,146 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:06:09,147 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:06:09,148 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:06:09,149 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:06:09,149 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:06:09,150 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:06:09,150 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:06:09,151 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:06:09,152 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:06:09,152 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:06:09,153 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:06:09,153 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:06:09,154 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:06:09,155 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:06:09,156 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:06:09,156 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:06:09,157 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:06:09,157 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:09,158 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:06:09,159 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:06:09,159 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:06:09,160 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:06:09,160 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:06:09,161 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:06:09,161 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_ab8d50eb-6ad8-476c-b1ad-2d18d5c26f1d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8d50eb-6ad8-476c-b1ad-2d18d5c26f1d/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c09d8db401c76bc45399a42e4f3d779f4b1d32f8b1e8b2f4060c317b19c9f2ef [2023-11-12 00:06:09,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:06:09,485 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:06:09,488 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:06:09,489 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:06:09,490 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:06:09,491 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8d50eb-6ad8-476c-b1ad-2d18d5c26f1d/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_15_good.i [2023-11-12 00:06:12,721 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:06:13,255 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:06:13,256 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8d50eb-6ad8-476c-b1ad-2d18d5c26f1d/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_15_good.i [2023-11-12 00:06:13,285 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8d50eb-6ad8-476c-b1ad-2d18d5c26f1d/bin/ukojak-verify-0OAaufAVZV/data/c1cf7cf0d/77f3547c33b54244a85244710a84b473/FLAG9a1f79747 [2023-11-12 00:06:13,302 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8d50eb-6ad8-476c-b1ad-2d18d5c26f1d/bin/ukojak-verify-0OAaufAVZV/data/c1cf7cf0d/77f3547c33b54244a85244710a84b473 [2023-11-12 00:06:13,307 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:06:13,311 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:06:13,315 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:13,316 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:06:13,321 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:06:13,323 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:13" (1/1) ... [2023-11-12 00:06:13,325 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cf27edc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:13, skipping insertion in model container [2023-11-12 00:06:13,325 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:13" (1/1) ... [2023-11-12 00:06:13,433 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:06:13,828 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:06:14,482 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:14,500 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:06:14,534 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:06:14,615 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:14,829 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:14,829 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:14,830 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:14,830 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:14,830 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:14,830 WARN L672 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:14,838 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:06:14,839 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:14 WrapperNode [2023-11-12 00:06:14,839 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:14,840 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:14,840 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:06:14,840 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:06:14,848 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:14" (1/1) ... [2023-11-12 00:06:14,884 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:14" (1/1) ... [2023-11-12 00:06:14,917 INFO L138 Inliner]: procedures = 504, calls = 99, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 184 [2023-11-12 00:06:14,918 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:14,919 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:06:14,919 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:06:14,919 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:06:14,929 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:14" (1/1) ... [2023-11-12 00:06:14,929 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:14" (1/1) ... [2023-11-12 00:06:14,934 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:14" (1/1) ... [2023-11-12 00:06:14,935 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:14" (1/1) ... [2023-11-12 00:06:14,944 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:14" (1/1) ... [2023-11-12 00:06:14,948 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:14" (1/1) ... [2023-11-12 00:06:14,951 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:14" (1/1) ... [2023-11-12 00:06:14,953 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:14" (1/1) ... [2023-11-12 00:06:14,957 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:06:14,958 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:06:14,959 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:06:14,959 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:06:14,960 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:14" (1/1) ... [2023-11-12 00:06:14,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:14,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8d50eb-6ad8-476c-b1ad-2d18d5c26f1d/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:06:14,999 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8d50eb-6ad8-476c-b1ad-2d18d5c26f1d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:06:15,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8d50eb-6ad8-476c-b1ad-2d18d5c26f1d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:06:15,052 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-12 00:06:15,052 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-12 00:06:15,052 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-12 00:06:15,052 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-12 00:06:15,053 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-12 00:06:15,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:06:15,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 00:06:15,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:06:15,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:06:15,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:06:15,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:06:15,054 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-12 00:06:15,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:06:15,223 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:06:15,226 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:06:15,505 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:06:15,577 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:06:15,578 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:06:15,581 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:06:15 BoogieIcfgContainer [2023-11-12 00:06:15,581 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:06:15,582 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:06:15,582 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:06:15,594 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:06:15,595 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:06:15" (1/1) ... [2023-11-12 00:06:15,604 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:06:15,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:15,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 79 states and 117 transitions. [2023-11-12 00:06:15,670 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 117 transitions. [2023-11-12 00:06:15,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-12 00:06:15,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:15,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:15,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:15,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:06:16,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:16,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 77 states and 112 transitions. [2023-11-12 00:06:16,071 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 112 transitions. [2023-11-12 00:06:16,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-12 00:06:16,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:16,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:16,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:16,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:06:16,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:16,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 76 states and 111 transitions. [2023-11-12 00:06:16,273 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 111 transitions. [2023-11-12 00:06:16,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-12 00:06:16,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:16,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:16,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:16,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:06:16,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:16,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 75 states and 110 transitions. [2023-11-12 00:06:16,425 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 110 transitions. [2023-11-12 00:06:16,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-12 00:06:16,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:16,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:16,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:16,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:06:16,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:16,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 75 states and 109 transitions. [2023-11-12 00:06:16,571 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 109 transitions. [2023-11-12 00:06:16,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-12 00:06:16,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:16,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:16,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:16,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:06:16,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:16,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 74 states and 106 transitions. [2023-11-12 00:06:16,721 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 106 transitions. [2023-11-12 00:06:16,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-12 00:06:16,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:16,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:16,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:16,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:06:16,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:16,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 72 states and 101 transitions. [2023-11-12 00:06:16,817 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 101 transitions. [2023-11-12 00:06:16,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-12 00:06:16,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:16,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:16,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:16,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:06:16,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:16,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 71 states and 100 transitions. [2023-11-12 00:06:16,938 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 100 transitions. [2023-11-12 00:06:16,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-12 00:06:16,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:16,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:16,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:17,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:06:17,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:17,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 70 states and 99 transitions. [2023-11-12 00:06:17,113 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 99 transitions. [2023-11-12 00:06:17,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-12 00:06:17,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:17,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:17,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:17,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:06:17,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:17,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 68 states and 94 transitions. [2023-11-12 00:06:17,212 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 94 transitions. [2023-11-12 00:06:17,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-12 00:06:17,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:17,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:17,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:17,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:06:17,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:17,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 67 states and 93 transitions. [2023-11-12 00:06:17,322 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2023-11-12 00:06:17,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-12 00:06:17,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:17,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:17,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:17,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:06:17,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:17,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 72 states and 100 transitions. [2023-11-12 00:06:17,573 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 100 transitions. [2023-11-12 00:06:17,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-12 00:06:17,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:17,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:17,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:17,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:06:17,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:17,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 65 states and 88 transitions. [2023-11-12 00:06:17,719 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 88 transitions. [2023-11-12 00:06:17,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-12 00:06:17,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:17,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:17,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:17,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:06:17,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:17,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 63 states and 83 transitions. [2023-11-12 00:06:17,960 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2023-11-12 00:06:17,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-12 00:06:17,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:17,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:17,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:18,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:06:18,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:18,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 67 states and 90 transitions. [2023-11-12 00:06:18,123 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 90 transitions. [2023-11-12 00:06:18,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-12 00:06:18,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:18,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:18,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:18,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:06:18,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:18,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 68 states and 91 transitions. [2023-11-12 00:06:18,195 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 91 transitions. [2023-11-12 00:06:18,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-12 00:06:18,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:18,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:18,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:18,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:06:18,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:18,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 59 states and 75 transitions. [2023-11-12 00:06:18,350 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 75 transitions. [2023-11-12 00:06:18,351 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-12 00:06:18,351 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2023-11-12 00:06:18,358 INFO L753 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-12 00:06:18,449 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:06:18,454 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:06:18,455 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:06:18,456 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:06:18,457 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:06:18,463 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:06:18,463 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:06:18,463 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:06:18,464 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:06:18,464 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 12.11 12:06:18 ImpRootNode [2023-11-12 00:06:18,464 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-12 00:06:18,465 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:06:18,465 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:06:18,465 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:06:18,466 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:06:15" (3/4) ... [2023-11-12 00:06:18,468 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-12 00:06:18,471 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-12 00:06:18,472 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-12 00:06:18,487 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2023-11-12 00:06:18,488 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2023-11-12 00:06:18,489 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-12 00:06:18,489 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-12 00:06:18,490 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-12 00:06:18,636 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8d50eb-6ad8-476c-b1ad-2d18d5c26f1d/bin/ukojak-verify-0OAaufAVZV/witness.graphml [2023-11-12 00:06:18,637 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8d50eb-6ad8-476c-b1ad-2d18d5c26f1d/bin/ukojak-verify-0OAaufAVZV/witness.yml [2023-11-12 00:06:18,637 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:06:18,638 INFO L158 Benchmark]: Toolchain (without parser) took 5326.48ms. Allocated memory was 151.0MB in the beginning and 201.3MB in the end (delta: 50.3MB). Free memory was 113.8MB in the beginning and 84.3MB in the end (delta: 29.6MB). Peak memory consumption was 81.8MB. Max. memory is 16.1GB. [2023-11-12 00:06:18,638 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 151.0MB. Free memory is still 120.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:06:18,639 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1524.06ms. Allocated memory was 151.0MB in the beginning and 201.3MB in the end (delta: 50.3MB). Free memory was 113.5MB in the beginning and 157.8MB in the end (delta: -44.3MB). Peak memory consumption was 68.1MB. Max. memory is 16.1GB. [2023-11-12 00:06:18,639 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.98ms. Allocated memory is still 201.3MB. Free memory was 157.8MB in the beginning and 154.6MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:06:18,639 INFO L158 Benchmark]: Boogie Preprocessor took 38.74ms. Allocated memory is still 201.3MB. Free memory was 154.6MB in the beginning and 153.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:06:18,640 INFO L158 Benchmark]: RCFGBuilder took 622.68ms. Allocated memory is still 201.3MB. Free memory was 152.5MB in the beginning and 130.5MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-12 00:06:18,640 INFO L158 Benchmark]: CodeCheck took 2882.30ms. Allocated memory is still 201.3MB. Free memory was 130.5MB in the beginning and 90.4MB in the end (delta: 40.1MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2023-11-12 00:06:18,641 INFO L158 Benchmark]: Witness Printer took 171.88ms. Allocated memory is still 201.3MB. Free memory was 90.4MB in the beginning and 84.3MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:06:18,643 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, 79 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 2.7s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2026 SdHoareTripleChecker+Valid, 1.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 195 mSDsluCounter, 1212 SdHoareTripleChecker+Invalid, 1.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 60 mSDsCounter, 374 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 859 IncrementalHoareTripleChecker+Invalid, 1233 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 374 mSolverCounterUnsat, 1152 mSDtfsCounter, 859 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3507 GetRequests, 3469 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 264 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 390 NumberOfCodeBlocks, 390 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 374 ConstructedInterpolants, 0 QuantifiedInterpolants, 422 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 4/4 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: 1581]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1581]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1622]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1622]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1654]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1654]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1681]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1681]: 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: 1649]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1571]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1640]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1667]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1596]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1702]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1676]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1552]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1615]: 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 151.0MB. Free memory is still 120.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1524.06ms. Allocated memory was 151.0MB in the beginning and 201.3MB in the end (delta: 50.3MB). Free memory was 113.5MB in the beginning and 157.8MB in the end (delta: -44.3MB). Peak memory consumption was 68.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.98ms. Allocated memory is still 201.3MB. Free memory was 157.8MB in the beginning and 154.6MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.74ms. Allocated memory is still 201.3MB. Free memory was 154.6MB in the beginning and 153.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 622.68ms. Allocated memory is still 201.3MB. Free memory was 152.5MB in the beginning and 130.5MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 2882.30ms. Allocated memory is still 201.3MB. Free memory was 130.5MB in the beginning and 90.4MB in the end (delta: 40.1MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. * Witness Printer took 171.88ms. Allocated memory is still 201.3MB. Free memory was 90.4MB in the beginning and 84.3MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-12 00:06:18,671 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab8d50eb-6ad8-476c-b1ad-2d18d5c26f1d/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