./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/list-simple/sll2c_remove_all_reverse.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_c54d0e4b-0d32-4f11-9e02-15010938a67d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54d0e4b-0d32-4f11-9e02-15010938a67d/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54d0e4b-0d32-4f11-9e02-15010938a67d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54d0e4b-0d32-4f11-9e02-15010938a67d/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/list-simple/sll2c_remove_all_reverse.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54d0e4b-0d32-4f11-9e02-15010938a67d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54d0e4b-0d32-4f11-9e02-15010938a67d/bin/ukojak-verify-ImItNfHLgk --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 3340815bef7e21ae2d4803d7059577c1761bb3b7b4bb24b2b34d5d0d0054fd10 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:55:11,877 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:55:12,003 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54d0e4b-0d32-4f11-9e02-15010938a67d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 23:55:12,014 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:55:12,015 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:55:12,048 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:55:12,049 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:55:12,050 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:55:12,050 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:55:12,051 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:55:12,052 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:55:12,052 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:55:12,053 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:55:12,053 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:55:12,054 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:55:12,054 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:55:12,055 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:55:12,056 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:55:12,056 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:55:12,057 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:55:12,057 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:55:12,058 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:55:12,059 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:55:12,059 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:55:12,060 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:55:12,060 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:55:12,061 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:55:12,061 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:55:12,062 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:55:12,062 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:55:12,063 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:55:12,064 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:55:12,064 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:55:12,065 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:55:12,065 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:55:12,066 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_c54d0e4b-0d32-4f11-9e02-15010938a67d/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54d0e4b-0d32-4f11-9e02-15010938a67d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3340815bef7e21ae2d4803d7059577c1761bb3b7b4bb24b2b34d5d0d0054fd10 [2024-11-08 23:55:12,394 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:55:12,426 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:55:12,429 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:55:12,431 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:55:12,432 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:55:12,434 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54d0e4b-0d32-4f11-9e02-15010938a67d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/list-simple/sll2c_remove_all_reverse.i Unable to find full path for "g++" [2024-11-08 23:55:14,896 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:55:15,380 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:55:15,381 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54d0e4b-0d32-4f11-9e02-15010938a67d/sv-benchmarks/c/list-simple/sll2c_remove_all_reverse.i [2024-11-08 23:55:15,412 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54d0e4b-0d32-4f11-9e02-15010938a67d/bin/ukojak-verify-ImItNfHLgk/data/34f30501f/561b60be29974f3291f6e6eb31183273/FLAGc7653045d [2024-11-08 23:55:15,436 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54d0e4b-0d32-4f11-9e02-15010938a67d/bin/ukojak-verify-ImItNfHLgk/data/34f30501f/561b60be29974f3291f6e6eb31183273 [2024-11-08 23:55:15,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:55:15,442 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:55:15,444 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:55:15,445 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:55:15,453 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:55:15,454 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:55:15" (1/1) ... [2024-11-08 23:55:15,456 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a886984 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:15, skipping insertion in model container [2024-11-08 23:55:15,456 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:55:15" (1/1) ... [2024-11-08 23:55:15,530 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:55:16,071 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:55:16,085 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:55:16,158 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:55:16,199 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:55:16,200 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:16 WrapperNode [2024-11-08 23:55:16,200 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:55:16,202 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:55:16,202 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:55:16,203 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:55:16,214 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:16" (1/1) ... [2024-11-08 23:55:16,244 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:16" (1/1) ... [2024-11-08 23:55:16,287 INFO L138 Inliner]: procedures = 126, calls = 37, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 122 [2024-11-08 23:55:16,288 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:55:16,289 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:55:16,289 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:55:16,290 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:55:16,303 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:16" (1/1) ... [2024-11-08 23:55:16,304 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:16" (1/1) ... [2024-11-08 23:55:16,308 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:16" (1/1) ... [2024-11-08 23:55:16,309 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:16" (1/1) ... [2024-11-08 23:55:16,319 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:16" (1/1) ... [2024-11-08 23:55:16,325 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:16" (1/1) ... [2024-11-08 23:55:16,327 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:16" (1/1) ... [2024-11-08 23:55:16,329 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:16" (1/1) ... [2024-11-08 23:55:16,333 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:55:16,335 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:55:16,335 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:55:16,335 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:55:16,337 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:16" (1/1) ... [2024-11-08 23:55:16,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:55:16,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54d0e4b-0d32-4f11-9e02-15010938a67d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:55:16,392 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54d0e4b-0d32-4f11-9e02-15010938a67d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:55:16,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54d0e4b-0d32-4f11-9e02-15010938a67d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:55:16,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:55:16,443 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2024-11-08 23:55:16,443 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2024-11-08 23:55:16,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 23:55:16,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:55:16,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:55:16,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-08 23:55:16,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-08 23:55:16,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:55:16,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-08 23:55:16,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:55:16,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:55:16,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:55:16,605 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:55:16,607 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:55:16,872 INFO L? ?]: Removed 43 outVars from TransFormulas that were not future-live. [2024-11-08 23:55:16,872 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:55:16,979 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:55:16,979 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 23:55:16,980 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:55:16 BoogieIcfgContainer [2024-11-08 23:55:16,980 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:55:16,982 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:55:16,982 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:55:16,992 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:55:16,992 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:55:16" (1/1) ... [2024-11-08 23:55:17,004 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:55:17,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:17,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 32 states and 42 transitions. [2024-11-08 23:55:17,068 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions. [2024-11-08 23:55:17,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 23:55:17,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:17,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:17,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:17,520 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-08 23:55:17,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:17,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 31 states and 40 transitions. [2024-11-08 23:55:17,655 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2024-11-08 23:55:17,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 23:55:17,656 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:17,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:17,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:17,886 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-08 23:55:18,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:18,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 30 states and 39 transitions. [2024-11-08 23:55:18,135 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions. [2024-11-08 23:55:18,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 23:55:18,136 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:18,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:18,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:18,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:55:18,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:18,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 30 states and 38 transitions. [2024-11-08 23:55:18,293 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2024-11-08 23:55:18,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 23:55:18,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:18,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:18,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:18,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:55:18,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:18,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 31 states and 38 transitions. [2024-11-08 23:55:18,575 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2024-11-08 23:55:18,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 23:55:18,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:18,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:18,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:18,897 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:55:19,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:19,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 39 states and 52 transitions. [2024-11-08 23:55:19,027 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 52 transitions. [2024-11-08 23:55:19,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 23:55:19,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:19,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:19,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:19,239 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:55:19,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:19,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 40 states and 53 transitions. [2024-11-08 23:55:19,277 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 53 transitions. [2024-11-08 23:55:19,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:55:19,280 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:19,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:19,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:19,352 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:55:19,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:19,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 40 states and 52 transitions. [2024-11-08 23:55:19,371 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 52 transitions. [2024-11-08 23:55:19,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 23:55:19,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:19,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:19,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:19,659 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:55:20,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:20,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 44 states and 58 transitions. [2024-11-08 23:55:20,142 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2024-11-08 23:55:20,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 23:55:20,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:20,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:20,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:20,295 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:55:20,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:20,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 47 states and 61 transitions. [2024-11-08 23:55:20,319 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 61 transitions. [2024-11-08 23:55:20,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 23:55:20,320 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:20,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:20,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:20,598 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:55:20,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:20,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 55 states and 75 transitions. [2024-11-08 23:55:20,949 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 75 transitions. [2024-11-08 23:55:20,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 23:55:20,955 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:20,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:21,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:21,227 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:55:21,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:21,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 64 states and 89 transitions. [2024-11-08 23:55:21,606 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 89 transitions. [2024-11-08 23:55:21,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 23:55:21,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:21,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:21,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:21,758 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:55:22,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:22,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 68 states and 95 transitions. [2024-11-08 23:55:22,268 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 95 transitions. [2024-11-08 23:55:22,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 23:55:22,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:22,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:22,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:22,502 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:55:22,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:22,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 71 states and 98 transitions. [2024-11-08 23:55:22,543 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 98 transitions. [2024-11-08 23:55:22,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 23:55:22,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:22,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:22,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:22,711 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:55:22,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:22,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 74 states and 101 transitions. [2024-11-08 23:55:22,747 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 101 transitions. [2024-11-08 23:55:22,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-08 23:55:22,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:22,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:22,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:23,090 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 8 proven. 17 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:55:23,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:23,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 62 states and 82 transitions. [2024-11-08 23:55:23,202 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2024-11-08 23:55:23,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 23:55:23,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:23,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:23,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:23,778 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 17 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:55:27,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:27,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 79 states and 107 transitions. [2024-11-08 23:55:27,373 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 107 transitions. [2024-11-08 23:55:27,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-08 23:55:27,376 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:27,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:27,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:27,768 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 31 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-08 23:55:28,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:28,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 79 states and 105 transitions. [2024-11-08 23:55:28,405 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 105 transitions. [2024-11-08 23:55:28,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-08 23:55:28,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:28,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:28,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:28,701 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 24 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-08 23:55:29,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:29,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 75 states and 97 transitions. [2024-11-08 23:55:29,124 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 97 transitions. [2024-11-08 23:55:29,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-08 23:55:29,125 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:29,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:29,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:29,289 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 19 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:55:30,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:30,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 82 states and 105 transitions. [2024-11-08 23:55:30,491 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 105 transitions. [2024-11-08 23:55:30,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-08 23:55:30,493 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:30,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:30,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:30,663 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 19 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:55:31,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:31,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 50 states and 63 transitions. [2024-11-08 23:55:31,816 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 63 transitions. [2024-11-08 23:55:31,817 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 23:55:31,817 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 21 iterations. [2024-11-08 23:55:31,828 INFO L729 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2024-11-08 23:55:32,939 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 617) the Hoare annotation is: true [2024-11-08 23:55:32,940 INFO L77 FloydHoareUtils]: At program point L605-1(lines 605 607) the Hoare annotation is: (not (and (not (= |ULTIMATE.start_main_~i~0#1| 0)) (< |ULTIMATE.start_main_~i~0#1| 1))) [2024-11-08 23:55:32,942 INFO L77 FloydHoareUtils]: At program point L605-3(lines 605 607) the Hoare annotation is: (not (and (not (= |ULTIMATE.start_main_~i~0#1| 0)) (< |ULTIMATE.start_main_~i~0#1| 1))) [2024-11-08 23:55:32,942 INFO L77 FloydHoareUtils]: At program point L605-4(lines 605 607) the Hoare annotation is: (not (and (not (= |ULTIMATE.start_main_~i~0#1| 0)) (< |ULTIMATE.start_main_~i~0#1| 1))) [2024-11-08 23:55:32,943 INFO L77 FloydHoareUtils]: At program point L597-1(lines 597 599) the Hoare annotation is: (let ((.cse8 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sll_circular_remove_last_~head#1.base|) |ULTIMATE.start_sll_circular_remove_last_~head#1.offset|)) (.cse9 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sll_circular_remove_last_~head#1.base|) |ULTIMATE.start_sll_circular_remove_last_~head#1.offset|))) (let ((.cse5 (= |ULTIMATE.start_main_~i~0#1| 0)) (.cse1 (= |ULTIMATE.start_sll_circular_remove_last_#t~mem9#1.base| .cse9)) (.cse2 (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sll_circular_remove_last_~last~1#1.base|) |ULTIMATE.start_sll_circular_remove_last_~last~1#1.offset|) |ULTIMATE.start_sll_circular_remove_last_#t~mem8#1.base|)) (.cse3 (= |ULTIMATE.start_sll_circular_remove_last_#t~mem9#1.offset| .cse8)) (.cse4 (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sll_circular_remove_last_~last~1#1.base|) |ULTIMATE.start_sll_circular_remove_last_~last~1#1.offset|) |ULTIMATE.start_sll_circular_remove_last_#t~mem8#1.offset|)) (.cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|)) (.cse6 (= |ULTIMATE.start_sll_circular_remove_last_~last~1#1.base| .cse9)) (.cse7 (= .cse8 |ULTIMATE.start_sll_circular_remove_last_~last~1#1.offset|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7) (< 1 |ULTIMATE.start_main_~i~0#1|) (and .cse5 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse6 .cse7)))) [2024-11-08 23:55:32,946 INFO L77 FloydHoareUtils]: At program point L597-3(lines 597 599) the Hoare annotation is: (not (and (not (= |ULTIMATE.start_main_~i~0#1| 0)) (< |ULTIMATE.start_main_~i~0#1| 1))) [2024-11-08 23:55:32,947 INFO L77 FloydHoareUtils]: At program point L597-4(lines 597 599) the Hoare annotation is: (not (and (not (= |ULTIMATE.start_main_~i~0#1| 0)) (< |ULTIMATE.start_main_~i~0#1| 1))) [2024-11-08 23:55:32,947 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 590) the Hoare annotation is: true [2024-11-08 23:55:32,947 INFO L77 FloydHoareUtils]: At program point L590(line 590) the Hoare annotation is: true [2024-11-08 23:55:32,947 INFO L77 FloydHoareUtils]: At program point L590-1(line 590) the Hoare annotation is: true [2024-11-08 23:55:32,948 INFO L77 FloydHoareUtils]: At program point L586-1(lines 586 591) the Hoare annotation is: (<= 2 |ULTIMATE.start_sll_circular_create_~len#1|) [2024-11-08 23:55:32,948 INFO L77 FloydHoareUtils]: At program point L586-3(lines 586 591) the Hoare annotation is: true [2024-11-08 23:55:32,948 INFO L77 FloydHoareUtils]: At program point L586-4(lines 586 591) the Hoare annotation is: true [2024-11-08 23:55:32,948 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 590) the Hoare annotation is: true [2024-11-08 23:55:32,948 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 23:55:32,949 INFO L77 FloydHoareUtils]: At program point L595(lines 595 611) the Hoare annotation is: (not (and (not (= |ULTIMATE.start_main_~i~0#1| 0)) (< |ULTIMATE.start_main_~i~0#1| 1))) [2024-11-08 23:55:32,949 INFO L77 FloydHoareUtils]: At program point L587(line 587) the Hoare annotation is: (<= 2 |ULTIMATE.start_sll_circular_create_~len#1|) [2024-11-08 23:55:32,949 INFO L77 FloydHoareUtils]: At program point L587-1(line 587) the Hoare annotation is: true [2024-11-08 23:55:32,949 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 23:55:32,949 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 617) no Hoare annotation was computed. [2024-11-08 23:55:32,949 INFO L77 FloydHoareUtils]: At program point L600(lines 600 610) the Hoare annotation is: (not (and (not (= |ULTIMATE.start_main_~i~0#1| 0)) (< |ULTIMATE.start_main_~i~0#1| 1))) [2024-11-08 23:55:32,950 INFO L77 FloydHoareUtils]: At program point L584(line 584) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~len~0#1| 2) (<= 2 |ULTIMATE.start_sll_circular_create_~len#1|) (<= |ULTIMATE.start_sll_circular_create_~len#1| 2)) [2024-11-08 23:55:32,950 INFO L77 FloydHoareUtils]: At program point L617-1(lines 617 619) the Hoare annotation is: (not (and (not (= |ULTIMATE.start_main_~i~0#1| 0)) (< |ULTIMATE.start_main_~i~0#1| 1))) [2024-11-08 23:55:32,950 INFO L77 FloydHoareUtils]: At program point L584-1(line 584) the Hoare annotation is: true [2024-11-08 23:55:32,950 INFO L77 FloydHoareUtils]: At program point L617-3(line 617) the Hoare annotation is: (not (and (< |ULTIMATE.start_main_#t~post18#1| 1) (not (= 0 |ULTIMATE.start_main_#t~post18#1|)))) [2024-11-08 23:55:32,950 INFO L77 FloydHoareUtils]: At program point L617-4(line 617) the Hoare annotation is: (not (and (< |ULTIMATE.start_main_#t~post18#1| 1) (not (= 0 |ULTIMATE.start_main_#t~post18#1|)))) [2024-11-08 23:55:32,951 INFO L77 FloydHoareUtils]: At program point L617-5(lines 617 619) the Hoare annotation is: (not (and (not (= |ULTIMATE.start_main_~i~0#1| 0)) (< |ULTIMATE.start_main_~i~0#1| 1))) [2024-11-08 23:55:32,954 INFO L77 FloydHoareUtils]: At program point L617-6(lines 617 619) the Hoare annotation is: true [2024-11-08 23:55:32,955 INFO L77 FloydHoareUtils]: At program point L576(lines 576 578) the Hoare annotation is: true [2024-11-08 23:55:32,955 INFO L77 FloydHoareUtils]: At program point L572(line 572) the Hoare annotation is: true [2024-11-08 23:55:32,955 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 574 582) the Hoare annotation is: true [2024-11-08 23:55:32,955 INFO L77 FloydHoareUtils]: At program point node_createEXIT(lines 574 582) the Hoare annotation is: true [2024-11-08 23:55:32,979 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL [2024-11-08 23:55:32,980 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID [2024-11-08 23:55:32,980 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID [2024-11-08 23:55:32,981 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:55:32 ImpRootNode [2024-11-08 23:55:32,982 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:55:32,983 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:55:32,983 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:55:32,983 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:55:32,984 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:55:16" (3/4) ... [2024-11-08 23:55:32,987 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 23:55:32,990 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure node_create [2024-11-08 23:55:32,994 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2024-11-08 23:55:32,995 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-08 23:55:32,995 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 23:55:32,995 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 23:55:33,104 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54d0e4b-0d32-4f11-9e02-15010938a67d/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:55:33,104 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54d0e4b-0d32-4f11-9e02-15010938a67d/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 23:55:33,105 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:55:33,106 INFO L158 Benchmark]: Toolchain (without parser) took 17663.69ms. Allocated memory was 176.2MB in the beginning and 262.1MB in the end (delta: 86.0MB). Free memory was 142.8MB in the beginning and 81.7MB in the end (delta: 61.1MB). Peak memory consumption was 148.1MB. Max. memory is 16.1GB. [2024-11-08 23:55:33,106 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 125.8MB. Free memory is still 72.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:55:33,106 INFO L158 Benchmark]: CACSL2BoogieTranslator took 756.79ms. Allocated memory is still 176.2MB. Free memory was 142.8MB in the beginning and 122.8MB in the end (delta: 20.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 23:55:33,107 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.11ms. Allocated memory is still 176.2MB. Free memory was 122.8MB in the beginning and 120.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:55:33,107 INFO L158 Benchmark]: Boogie Preprocessor took 44.84ms. Allocated memory is still 176.2MB. Free memory was 120.7MB in the beginning and 118.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:55:33,107 INFO L158 Benchmark]: RCFGBuilder took 645.90ms. Allocated memory is still 176.2MB. Free memory was 118.8MB in the beginning and 98.8MB in the end (delta: 20.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-08 23:55:33,108 INFO L158 Benchmark]: CodeCheck took 16000.52ms. Allocated memory was 176.2MB in the beginning and 262.1MB in the end (delta: 86.0MB). Free memory was 98.8MB in the beginning and 86.9MB in the end (delta: 11.9MB). Peak memory consumption was 99.9MB. Max. memory is 16.1GB. [2024-11-08 23:55:33,108 INFO L158 Benchmark]: Witness Printer took 122.21ms. Allocated memory is still 262.1MB. Free memory was 86.9MB in the beginning and 81.7MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:55:33,110 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, 32 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 14.8s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2571 SdHoareTripleChecker+Valid, 9.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1454 mSDsluCounter, 2433 SdHoareTripleChecker+Invalid, 7.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1427 mSDsCounter, 878 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3247 IncrementalHoareTripleChecker+Invalid, 4125 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 878 mSolverCounterUnsat, 1006 mSDtfsCounter, 3247 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4957 GetRequests, 4702 SyntacticMatches, 107 SemanticMatches, 148 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8563 ImplicationChecksByTransitivity, 9.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 662 NumberOfCodeBlocks, 662 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 642 ConstructedInterpolants, 0 QuantifiedInterpolants, 1586 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 10 PerfectInterpolantSequences, 231/322 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: 590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 617]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 617]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: !((i != 0) && (i < 1)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 125.8MB. Free memory is still 72.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 756.79ms. Allocated memory is still 176.2MB. Free memory was 142.8MB in the beginning and 122.8MB in the end (delta: 20.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.11ms. Allocated memory is still 176.2MB. Free memory was 122.8MB in the beginning and 120.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.84ms. Allocated memory is still 176.2MB. Free memory was 120.7MB in the beginning and 118.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 645.90ms. Allocated memory is still 176.2MB. Free memory was 118.8MB in the beginning and 98.8MB in the end (delta: 20.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 16000.52ms. Allocated memory was 176.2MB in the beginning and 262.1MB in the end (delta: 86.0MB). Free memory was 98.8MB in the beginning and 86.9MB in the end (delta: 11.9MB). Peak memory consumption was 99.9MB. Max. memory is 16.1GB. * Witness Printer took 122.21ms. Allocated memory is still 262.1MB. Free memory was 86.9MB in the beginning and 81.7MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - 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! [2024-11-08 23:55:33,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54d0e4b-0d32-4f11-9e02-15010938a67d/bin/ukojak-verify-ImItNfHLgk/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