./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/list-simple/dll2n_update_all_reverse.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb4b99d-bc6c-421b-b516-cb2e3f3b1598/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb4b99d-bc6c-421b-b516-cb2e3f3b1598/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb4b99d-bc6c-421b-b516-cb2e3f3b1598/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb4b99d-bc6c-421b-b516-cb2e3f3b1598/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/list-simple/dll2n_update_all_reverse.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb4b99d-bc6c-421b-b516-cb2e3f3b1598/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb4b99d-bc6c-421b-b516-cb2e3f3b1598/bin/ukojak-verify-ENZ3QT5qd3 --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 32bit --witnessprinter.graph.data.programhash cab0e4c46b209be0775136f8613c1e239028ef0244464c17ac04057ecb0a0b33 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:26:30,838 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:26:30,902 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb4b99d-bc6c-421b-b516-cb2e3f3b1598/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 05:26:30,907 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 05:26:30,907 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 05:26:30,942 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:26:30,943 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:26:30,943 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:26:30,943 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:26:30,943 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:26:30,944 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:26:30,944 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:26:30,944 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 05:26:30,944 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 05:26:30,944 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 05:26:30,944 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:26:30,944 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:26:30,944 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:26:30,947 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:26:30,947 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 05:26:30,947 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 05:26:30,947 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 05:26:30,947 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:26:30,947 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:26:30,947 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:26:30,947 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:26:30,947 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:26:30,947 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:26:30,948 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:26:30,948 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:26:30,948 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:26:30,948 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:26:30,948 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:26:30,948 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 05:26:30,948 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 05:26:30,948 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_eeb4b99d-bc6c-421b-b516-cb2e3f3b1598/bin/ukojak-verify-ENZ3QT5qd3 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cab0e4c46b209be0775136f8613c1e239028ef0244464c17ac04057ecb0a0b33 [2024-11-25 05:26:31,254 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:26:31,266 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:26:31,269 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:26:31,271 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:26:31,273 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:26:31,274 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb4b99d-bc6c-421b-b516-cb2e3f3b1598/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/list-simple/dll2n_update_all_reverse.i [2024-11-25 05:26:34,205 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb4b99d-bc6c-421b-b516-cb2e3f3b1598/bin/ukojak-verify-ENZ3QT5qd3/data/d2055fb86/b28c481a0e404cd3bf1ce8e66f5546d7/FLAGb02e99e93 [2024-11-25 05:26:34,475 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:26:34,475 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb4b99d-bc6c-421b-b516-cb2e3f3b1598/sv-benchmarks/c/list-simple/dll2n_update_all_reverse.i [2024-11-25 05:26:34,488 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb4b99d-bc6c-421b-b516-cb2e3f3b1598/bin/ukojak-verify-ENZ3QT5qd3/data/d2055fb86/b28c481a0e404cd3bf1ce8e66f5546d7/FLAGb02e99e93 [2024-11-25 05:26:34,502 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb4b99d-bc6c-421b-b516-cb2e3f3b1598/bin/ukojak-verify-ENZ3QT5qd3/data/d2055fb86/b28c481a0e404cd3bf1ce8e66f5546d7 [2024-11-25 05:26:34,505 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:26:34,506 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:26:34,508 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:26:34,508 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:26:34,512 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:26:34,513 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:26:34" (1/1) ... [2024-11-25 05:26:34,514 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c7e616c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:34, skipping insertion in model container [2024-11-25 05:26:34,514 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:26:34" (1/1) ... [2024-11-25 05:26:34,543 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:26:34,917 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:26:34,933 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:26:34,978 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:26:35,007 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:26:35,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:35 WrapperNode [2024-11-25 05:26:35,008 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:26:35,009 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:26:35,009 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:26:35,009 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:26:35,016 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:35" (1/1) ... [2024-11-25 05:26:35,031 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:35" (1/1) ... [2024-11-25 05:26:35,053 INFO L138 Inliner]: procedures = 126, calls = 28, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 129 [2024-11-25 05:26:35,054 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:26:35,054 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:26:35,054 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:26:35,054 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:26:35,062 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:35" (1/1) ... [2024-11-25 05:26:35,062 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:35" (1/1) ... [2024-11-25 05:26:35,069 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:35" (1/1) ... [2024-11-25 05:26:35,069 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:35" (1/1) ... [2024-11-25 05:26:35,080 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:35" (1/1) ... [2024-11-25 05:26:35,084 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:35" (1/1) ... [2024-11-25 05:26:35,091 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:35" (1/1) ... [2024-11-25 05:26:35,094 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:35" (1/1) ... [2024-11-25 05:26:35,098 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:35" (1/1) ... [2024-11-25 05:26:35,105 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:26:35,105 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:26:35,106 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:26:35,106 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:26:35,106 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:35" (1/1) ... [2024-11-25 05:26:35,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:26:35,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb4b99d-bc6c-421b-b516-cb2e3f3b1598/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:26:35,142 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb4b99d-bc6c-421b-b516-cb2e3f3b1598/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:26:35,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb4b99d-bc6c-421b-b516-cb2e3f3b1598/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:26:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2024-11-25 05:26:35,175 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2024-11-25 05:26:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 05:26:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 05:26:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 05:26:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:26:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-25 05:26:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-25 05:26:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 05:26:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 05:26:35,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:26:35,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:26:35,307 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:26:35,309 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:26:35,337 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2024-11-25 05:26:35,647 INFO L? ?]: Removed 69 outVars from TransFormulas that were not future-live. [2024-11-25 05:26:35,648 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:26:35,747 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:26:35,747 INFO L312 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-25 05:26:35,747 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:26:35 BoogieIcfgContainer [2024-11-25 05:26:35,747 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:26:35,748 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:26:35,748 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:26:35,759 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:26:35,759 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:26:35" (1/1) ... [2024-11-25 05:26:35,767 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:26:35,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:35,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 51 states and 58 transitions. [2024-11-25 05:26:35,818 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 58 transitions. [2024-11-25 05:26:35,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 05:26:35,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:35,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:26:35,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:36,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:26:36,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:36,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 52 states and 60 transitions. [2024-11-25 05:26:36,055 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 60 transitions. [2024-11-25 05:26:36,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 05:26:36,056 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:36,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:26:36,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:36,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:26:36,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:36,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 51 states and 59 transitions. [2024-11-25 05:26:36,351 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 59 transitions. [2024-11-25 05:26:36,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 05:26:36,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:36,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:26:36,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:36,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:26:36,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:36,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 50 states and 57 transitions. [2024-11-25 05:26:36,856 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 57 transitions. [2024-11-25 05:26:36,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 05:26:36,856 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:36,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:26:36,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:37,013 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 05:26:37,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:37,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 49 states and 56 transitions. [2024-11-25 05:26:37,588 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 56 transitions. [2024-11-25 05:26:37,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 05:26:37,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:37,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:26:37,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:37,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 05:26:38,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:38,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 48 states and 55 transitions. [2024-11-25 05:26:38,510 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 55 transitions. [2024-11-25 05:26:38,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 05:26:38,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:38,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:26:38,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:38,663 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 05:26:38,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:38,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 50 states and 60 transitions. [2024-11-25 05:26:38,737 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2024-11-25 05:26:38,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 05:26:38,737 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:38,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:26:38,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:38,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 05:26:38,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:38,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 51 states and 61 transitions. [2024-11-25 05:26:38,844 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2024-11-25 05:26:38,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 05:26:38,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:38,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:26:38,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:38,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 05:26:39,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:39,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 54 states and 67 transitions. [2024-11-25 05:26:39,243 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 67 transitions. [2024-11-25 05:26:39,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 05:26:39,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:39,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:26:39,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:39,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 05:26:39,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:39,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 57 states and 72 transitions. [2024-11-25 05:26:39,496 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2024-11-25 05:26:39,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 05:26:39,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:39,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:26:39,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:39,619 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:26:40,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:40,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 62 states and 77 transitions. [2024-11-25 05:26:40,174 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 77 transitions. [2024-11-25 05:26:40,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 05:26:40,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:40,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:26:40,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:40,362 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 05:26:40,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:40,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 65 states and 84 transitions. [2024-11-25 05:26:40,880 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 84 transitions. [2024-11-25 05:26:40,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 05:26:40,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:40,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:26:40,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:41,022 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 05:26:41,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:41,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 64 states and 83 transitions. [2024-11-25 05:26:41,097 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 83 transitions. [2024-11-25 05:26:41,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 05:26:41,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:41,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:26:41,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:41,243 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 05:26:41,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:41,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 65 states and 85 transitions. [2024-11-25 05:26:41,555 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 85 transitions. [2024-11-25 05:26:41,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 05:26:41,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:41,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:26:41,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:41,779 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 05:26:42,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:42,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 68 states and 94 transitions. [2024-11-25 05:26:42,245 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 94 transitions. [2024-11-25 05:26:42,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 05:26:42,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:42,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:26:42,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:42,575 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 05:26:43,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:43,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 73 states and 107 transitions. [2024-11-25 05:26:43,627 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2024-11-25 05:26:43,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 05:26:43,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:43,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:26:43,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:43,691 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 05:26:44,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:44,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 78 states and 116 transitions. [2024-11-25 05:26:44,795 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 116 transitions. [2024-11-25 05:26:44,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 05:26:44,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:44,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:26:44,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:44,867 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 05:26:45,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:45,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 80 states and 117 transitions. [2024-11-25 05:26:45,392 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 117 transitions. [2024-11-25 05:26:45,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 05:26:45,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:45,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:26:45,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:45,585 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 05:26:46,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:46,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 83 states and 120 transitions. [2024-11-25 05:26:46,110 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 120 transitions. [2024-11-25 05:26:46,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 05:26:46,111 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:46,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:26:46,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:46,271 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 05:26:47,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:47,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 88 states and 129 transitions. [2024-11-25 05:26:47,305 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 129 transitions. [2024-11-25 05:26:47,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 05:26:47,305 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:47,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:26:47,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:47,490 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 05:26:47,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:47,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 89 states and 129 transitions. [2024-11-25 05:26:47,878 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 129 transitions. [2024-11-25 05:26:47,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 05:26:47,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:47,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:26:47,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:47,956 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-25 05:26:48,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:48,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 91 states and 132 transitions. [2024-11-25 05:26:48,571 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 132 transitions. [2024-11-25 05:26:48,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 05:26:48,572 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:48,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:26:48,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:48,632 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-25 05:26:49,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:49,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 94 states and 134 transitions. [2024-11-25 05:26:49,214 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 134 transitions. [2024-11-25 05:26:49,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 05:26:49,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:49,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:26:49,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:49,264 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-25 05:26:51,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:51,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 100 states and 145 transitions. [2024-11-25 05:26:51,009 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 145 transitions. [2024-11-25 05:26:51,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 05:26:51,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:51,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:26:51,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:51,514 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 05:26:52,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:52,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 103 states and 149 transitions. [2024-11-25 05:26:52,504 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 149 transitions. [2024-11-25 05:26:52,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 05:26:52,505 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:52,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:26:52,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:52,567 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-25 05:26:52,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:52,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 104 states and 149 transitions. [2024-11-25 05:26:52,993 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 149 transitions. [2024-11-25 05:26:52,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-25 05:26:52,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:52,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:26:53,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:53,077 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-25 05:26:53,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:53,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 106 states and 151 transitions. [2024-11-25 05:26:53,145 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 151 transitions. [2024-11-25 05:26:53,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-25 05:26:53,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:53,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:26:53,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:53,364 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 05:26:53,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:53,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 46 states and 54 transitions. [2024-11-25 05:26:53,706 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 54 transitions. [2024-11-25 05:26:53,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-25 05:26:53,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:53,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:26:53,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:53,798 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-25 05:26:54,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:54,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 38 states and 43 transitions. [2024-11-25 05:26:54,223 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 43 transitions. [2024-11-25 05:26:54,223 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-25 05:26:54,223 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 29 iterations. [2024-11-25 05:26:54,236 INFO L726 CodeCheckObserver]: All specifications hold 18 specifications checked. All of them hold [2024-11-25 05:26:55,235 INFO L77 FloydHoareUtils]: At program point L573(line 573) the Hoare annotation is: true [2024-11-25 05:26:55,235 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 572 574) the Hoare annotation is: true [2024-11-25 05:26:55,236 INFO L75 FloydHoareUtils]: For program point myexitEXIT(lines 572 574) no Hoare annotation was computed. [2024-11-25 05:26:55,236 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 629) no Hoare annotation was computed. [2024-11-25 05:26:55,236 INFO L77 FloydHoareUtils]: At program point L630(line 630) the Hoare annotation is: (let ((.cse0 (<= 2 |ULTIMATE.start_main_~len~0#1|))) (or (and .cse0 (< |ULTIMATE.start_main_~i~0#1| 1) (<= |ULTIMATE.start_main_~len~0#1| 2) (<= 0 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) (<= (+ |ULTIMATE.start_main_~len~0#1| |ULTIMATE.start_main_~i~0#1|) 3)))) [2024-11-25 05:26:55,236 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW(line 613) no Hoare annotation was computed. [2024-11-25 05:26:55,237 INFO L77 FloydHoareUtils]: At program point L589(lines 589 591) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_main_~len~0#1|) (<= |ULTIMATE.start_dll_create_~len#1| 2) (<= |ULTIMATE.start_main_~len~0#1| 2) (<= 1 |ULTIMATE.start_dll_create_~len#1|)) [2024-11-25 05:26:55,237 INFO L77 FloydHoareUtils]: At program point L589-1(lines 589 591) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_main_~len~0#1|) (<= |ULTIMATE.start_dll_create_~len#1| 2) (<= |ULTIMATE.start_main_~len~0#1| 2) (<= 1 |ULTIMATE.start_dll_create_~len#1|)) [2024-11-25 05:26:55,237 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 624 643) the Hoare annotation is: true [2024-11-25 05:26:55,237 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 620) no Hoare annotation was computed. [2024-11-25 05:26:55,237 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 599) no Hoare annotation was computed. [2024-11-25 05:26:55,237 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW(line 633) no Hoare annotation was computed. [2024-11-25 05:26:55,237 INFO L77 FloydHoareUtils]: At program point L590(line 590) the Hoare annotation is: true [2024-11-25 05:26:55,237 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 629) no Hoare annotation was computed. [2024-11-25 05:26:55,238 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 599) no Hoare annotation was computed. [2024-11-25 05:26:55,238 INFO L77 FloydHoareUtils]: At program point L599(line 599) the Hoare annotation is: (and (<= |ULTIMATE.start_dll_create_#t~post5#1| 2) (<= 2 |ULTIMATE.start_main_~len~0#1|) (<= |ULTIMATE.start_main_~len~0#1| 2) (<= 1 |ULTIMATE.start_dll_create_#t~post5#1|)) [2024-11-25 05:26:55,238 INFO L77 FloydHoareUtils]: At program point L599-1(line 599) the Hoare annotation is: (and (<= |ULTIMATE.start_dll_create_#t~post5#1| 2) (<= 2 |ULTIMATE.start_main_~len~0#1|) (<= |ULTIMATE.start_main_~len~0#1| 2)) [2024-11-25 05:26:55,238 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW(line 633) no Hoare annotation was computed. [2024-11-25 05:26:55,238 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 629) no Hoare annotation was computed. [2024-11-25 05:26:55,238 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-25 05:26:55,238 INFO L77 FloydHoareUtils]: At program point L633(line 633) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_main_~len~0#1|) (<= |ULTIMATE.start_main_~len~0#1| 2)) [2024-11-25 05:26:55,239 INFO L75 FloydHoareUtils]: For program point L633-2(lines 633 638) no Hoare annotation was computed. [2024-11-25 05:26:55,239 INFO L75 FloydHoareUtils]: For program point L633-4(line 633) no Hoare annotation was computed. [2024-11-25 05:26:55,239 INFO L75 FloydHoareUtils]: For program point L633-5(line 633) no Hoare annotation was computed. [2024-11-25 05:26:55,239 INFO L77 FloydHoareUtils]: At program point L633-6(lines 633 638) the Hoare annotation is: (<= 1 |ULTIMATE.start_main_~i~0#1|) [2024-11-25 05:26:55,239 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW(line 633) no Hoare annotation was computed. [2024-11-25 05:26:55,239 INFO L75 FloydHoareUtils]: For program point L634(line 634) no Hoare annotation was computed. [2024-11-25 05:26:55,239 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW(line 633) no Hoare annotation was computed. [2024-11-25 05:26:55,239 INFO L77 FloydHoareUtils]: At program point L618-3(lines 618 621) the Hoare annotation is: (let ((.cse0 (<= 2 |ULTIMATE.start_main_~len~0#1|)) (.cse1 (<= |ULTIMATE.start_main_~len~0#1| 2))) (or (and .cse0 (<= (+ |ULTIMATE.start_main_~len~0#1| |ULTIMATE.start_main_~i~0#1|) 3) .cse1 (<= |ULTIMATE.start_dll_update_at_~index#1| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (= |ULTIMATE.start_dll_update_at_~index#1| |ULTIMATE.start_main_~i~0#1|) (<= 1 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_dll_update_at_~index#1| 1) .cse1))) [2024-11-25 05:26:55,240 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 630) no Hoare annotation was computed. [2024-11-25 05:26:55,240 INFO L75 FloydHoareUtils]: For program point L635(lines 635 637) no Hoare annotation was computed. [2024-11-25 05:26:55,240 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW(line 634) no Hoare annotation was computed. [2024-11-25 05:26:55,240 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-25 05:26:55,240 INFO L75 FloydHoareUtils]: For program point L611-3(lines 611 614) no Hoare annotation was computed. [2024-11-25 05:26:55,240 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 630) no Hoare annotation was computed. [2024-11-25 05:26:55,240 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW(line 634) no Hoare annotation was computed. [2024-11-25 05:26:55,241 INFO L77 FloydHoareUtils]: At program point L620(line 620) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_main_~len~0#1|) (<= |ULTIMATE.start_dll_update_at_#t~post11#1| 1) (<= 1 |ULTIMATE.start_dll_update_at_#t~post11#1|) (<= |ULTIMATE.start_main_~len~0#1| 2) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1)) [2024-11-25 05:26:55,241 INFO L77 FloydHoareUtils]: At program point L620-1(line 620) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_main_~len~0#1|) (<= |ULTIMATE.start_dll_update_at_#t~post11#1| 1) (<= |ULTIMATE.start_main_~len~0#1| 2) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1)) [2024-11-25 05:26:55,241 INFO L77 FloydHoareUtils]: At program point L587-3(lines 587 600) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_main_~len~0#1|) (<= |ULTIMATE.start_dll_create_~len#1| 2) (<= |ULTIMATE.start_main_~len~0#1| 2)) [2024-11-25 05:26:55,241 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 629) no Hoare annotation was computed. [2024-11-25 05:26:55,241 INFO L77 FloydHoareUtils]: At program point L604-3(lines 604 608) the Hoare annotation is: true [2024-11-25 05:26:55,241 INFO L77 FloydHoareUtils]: At program point L629(line 629) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_main_~len~0#1|) (<= |ULTIMATE.start_main_~len~0#1| 2)) [2024-11-25 05:26:55,242 INFO L77 FloydHoareUtils]: At program point L629-1(line 629) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_main_~len~0#1|) (<= |ULTIMATE.start_main_~len~0#1| 2)) [2024-11-25 05:26:55,242 INFO L77 FloydHoareUtils]: At program point L629-3(lines 629 632) the Hoare annotation is: (let ((.cse0 (<= 2 |ULTIMATE.start_main_~len~0#1|))) (or (and .cse0 (< |ULTIMATE.start_main_~i~0#1| 1) (<= |ULTIMATE.start_main_~len~0#1| 2) (<= 0 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) (<= (+ |ULTIMATE.start_main_~len~0#1| |ULTIMATE.start_main_~i~0#1|) 3)))) [2024-11-25 05:26:55,245 INFO L77 FloydHoareUtils]: At program point L629-5(line 629) the Hoare annotation is: (let ((.cse0 (<= 2 |ULTIMATE.start_main_~len~0#1|))) (or (and .cse0 (< 0 |ULTIMATE.start_main_#t~post13#1|) (<= (+ |ULTIMATE.start_main_~len~0#1| |ULTIMATE.start_main_#t~post13#1|) 3)) (and .cse0 (<= |ULTIMATE.start_main_#t~post13#1| 0) (<= |ULTIMATE.start_main_~len~0#1| 2) (<= 0 |ULTIMATE.start_main_#t~post13#1|)))) [2024-11-25 05:26:55,245 INFO L77 FloydHoareUtils]: At program point L629-6(line 629) the Hoare annotation is: (let ((.cse0 (<= 2 |ULTIMATE.start_main_~len~0#1|))) (or (and .cse0 (<= |ULTIMATE.start_main_#t~post13#1| 0) (<= |ULTIMATE.start_main_~len~0#1| 2)) (and .cse0 (< 0 |ULTIMATE.start_main_#t~post13#1|) (<= (+ |ULTIMATE.start_main_~len~0#1| |ULTIMATE.start_main_#t~post13#1|) 3)))) [2024-11-25 05:26:55,245 INFO L77 FloydHoareUtils]: At program point L629-7(lines 629 632) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_main_~len~0#1|) (<= (+ |ULTIMATE.start_main_~len~0#1| |ULTIMATE.start_main_~i~0#1|) 3) (<= |ULTIMATE.start_main_~len~0#1| 2)) [2024-11-25 05:26:55,245 INFO L77 FloydHoareUtils]: At program point L629-8(lines 629 632) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_main_~len~0#1|) (<= |ULTIMATE.start_main_~len~0#1| 2)) [2024-11-25 05:26:55,245 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW(line 613) no Hoare annotation was computed. [2024-11-25 05:26:55,245 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 620) no Hoare annotation was computed. [2024-11-25 05:26:55,245 INFO L75 FloydHoareUtils]: For program point L613(line 613) no Hoare annotation was computed. [2024-11-25 05:26:55,245 INFO L75 FloydHoareUtils]: For program point L613-1(line 613) no Hoare annotation was computed. [2024-11-25 05:26:55,262 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-11-25 05:26:55,264 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-11-25 05:26:55,264 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-25 05:26:55,265 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-11-25 05:26:55,265 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-25 05:26:55,265 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-11-25 05:26:55,265 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-25 05:26:55,265 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-25 05:26:55,265 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-11-25 05:26:55,273 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL [2024-11-25 05:26:55,273 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID [2024-11-25 05:26:55,273 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID [2024-11-25 05:26:55,274 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 05:26:55 ImpRootNode [2024-11-25 05:26:55,274 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 05:26:55,275 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 05:26:55,275 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 05:26:55,275 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 05:26:55,276 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:26:35" (3/4) ... [2024-11-25 05:26:55,278 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-25 05:26:55,281 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure myexit [2024-11-25 05:26:55,285 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2024-11-25 05:26:55,286 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-25 05:26:55,286 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-25 05:26:55,286 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 05:26:55,365 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb4b99d-bc6c-421b-b516-cb2e3f3b1598/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 05:26:55,365 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb4b99d-bc6c-421b-b516-cb2e3f3b1598/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 05:26:55,365 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 05:26:55,366 INFO L158 Benchmark]: Toolchain (without parser) took 20859.72ms. Allocated memory was 142.6MB in the beginning and 218.1MB in the end (delta: 75.5MB). Free memory was 116.3MB in the beginning and 69.7MB in the end (delta: 46.6MB). Peak memory consumption was 118.8MB. Max. memory is 16.1GB. [2024-11-25 05:26:55,366 INFO L158 Benchmark]: CDTParser took 1.52ms. Allocated memory is still 117.4MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:26:55,367 INFO L158 Benchmark]: CACSL2BoogieTranslator took 500.84ms. Allocated memory is still 142.6MB. Free memory was 116.1MB in the beginning and 98.4MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 05:26:55,367 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.62ms. Allocated memory is still 142.6MB. Free memory was 98.4MB in the beginning and 96.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:26:55,367 INFO L158 Benchmark]: Boogie Preprocessor took 50.61ms. Allocated memory is still 142.6MB. Free memory was 96.6MB in the beginning and 95.2MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:26:55,368 INFO L158 Benchmark]: RCFGBuilder took 642.14ms. Allocated memory is still 142.6MB. Free memory was 95.2MB in the beginning and 73.2MB in the end (delta: 22.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 05:26:55,368 INFO L158 Benchmark]: CodeCheck took 19526.12ms. Allocated memory was 142.6MB in the beginning and 218.1MB in the end (delta: 75.5MB). Free memory was 73.2MB in the beginning and 76.2MB in the end (delta: -3.0MB). Peak memory consumption was 76.9MB. Max. memory is 16.1GB. [2024-11-25 05:26:55,369 INFO L158 Benchmark]: Witness Printer took 90.43ms. Allocated memory is still 218.1MB. Free memory was 76.2MB in the beginning and 69.7MB in the end (delta: 6.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:26:55,370 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 52 locations, 18 error locations. Started 1 CEGAR loops. OverallTime: 18.4s, OverallIterations: 29, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2676 SdHoareTripleChecker+Valid, 17.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2115 mSDsluCounter, 1031 SdHoareTripleChecker+Invalid, 15.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 512 mSDsCounter, 1841 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7742 IncrementalHoareTripleChecker+Invalid, 9583 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1841 mSolverCounterUnsat, 519 mSDtfsCounter, 7742 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4056 GetRequests, 3469 SyntacticMatches, 327 SemanticMatches, 260 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31802 ImplicationChecksByTransitivity, 14.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.4s InterpolantComputationTime, 521 NumberOfCodeBlocks, 521 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 493 ConstructedInterpolants, 0 QuantifiedInterpolants, 1357 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 28 InterpolantComputations, 23 PerfectInterpolantSequences, 178/183 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, ConComCheckerStatistics: No data available - PositiveResult [Line: 599]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 599]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 629]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 629]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 630]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 630]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 620]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 620]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 629]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 629]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 634]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 634]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 613]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 613]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 18 specifications checked. All of them hold - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: (((2 <= len) && (((long long) len + i) <= 3)) && (len <= 2)) - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: (((2 <= len) && (len <= 2)) && (len <= 2)) - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: (1 <= i) - InvariantResult [Line: 618]: Loop Invariant Derived loop invariant: ((index <= 0) || (index <= 1)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.52ms. Allocated memory is still 117.4MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 500.84ms. Allocated memory is still 142.6MB. Free memory was 116.1MB in the beginning and 98.4MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.62ms. Allocated memory is still 142.6MB. Free memory was 98.4MB in the beginning and 96.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 50.61ms. Allocated memory is still 142.6MB. Free memory was 96.6MB in the beginning and 95.2MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 642.14ms. Allocated memory is still 142.6MB. Free memory was 95.2MB in the beginning and 73.2MB in the end (delta: 22.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 19526.12ms. Allocated memory was 142.6MB in the beginning and 218.1MB in the end (delta: 75.5MB). Free memory was 73.2MB in the beginning and 76.2MB in the end (delta: -3.0MB). Peak memory consumption was 76.9MB. Max. memory is 16.1GB. * Witness Printer took 90.43ms. Allocated memory is still 218.1MB. Free memory was 76.2MB in the beginning and 69.7MB in the end (delta: 6.6MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~len~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~len~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~len~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~len~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~len~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID RESULT: Ultimate proved your program to be correct! [2024-11-25 05:26:55,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eeb4b99d-bc6c-421b-b516-cb2e3f3b1598/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE