./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/list-simple/sll2c_remove_all.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_7bbcba08-2323-4023-9fbc-88ec6451ba13/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbcba08-2323-4023-9fbc-88ec6451ba13/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_7bbcba08-2323-4023-9fbc-88ec6451ba13/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbcba08-2323-4023-9fbc-88ec6451ba13/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/list-simple/sll2c_remove_all.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbcba08-2323-4023-9fbc-88ec6451ba13/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_7bbcba08-2323-4023-9fbc-88ec6451ba13/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 cd9bd7b6c1446abd728b90c98a54cb367face4c5994cfeca4979c2dbc50ad4d3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:01:03,107 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:01:03,208 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbcba08-2323-4023-9fbc-88ec6451ba13/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 23:01:03,215 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:01:03,217 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:01:03,259 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:01:03,260 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:01:03,262 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:01:03,263 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:01:03,263 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:01:03,264 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:01:03,264 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:01:03,265 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:01:03,265 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:01:03,265 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:01:03,266 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:01:03,266 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:01:03,266 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:01:03,267 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:01:03,267 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:01:03,267 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:01:03,268 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:01:03,268 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:01:03,268 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:01:03,269 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:01:03,269 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:01:03,269 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:01:03,270 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:01:03,270 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:01:03,270 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:01:03,271 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:01:03,271 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:01:03,271 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:01:03,272 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:01:03,272 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:01:03,272 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_7bbcba08-2323-4023-9fbc-88ec6451ba13/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbcba08-2323-4023-9fbc-88ec6451ba13/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd9bd7b6c1446abd728b90c98a54cb367face4c5994cfeca4979c2dbc50ad4d3 [2024-11-08 23:01:03,541 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:01:03,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:01:03,577 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:01:03,578 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:01:03,579 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:01:03,581 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbcba08-2323-4023-9fbc-88ec6451ba13/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/list-simple/sll2c_remove_all.i Unable to find full path for "g++" [2024-11-08 23:01:05,662 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:01:05,941 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:01:05,945 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbcba08-2323-4023-9fbc-88ec6451ba13/sv-benchmarks/c/list-simple/sll2c_remove_all.i [2024-11-08 23:01:05,966 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbcba08-2323-4023-9fbc-88ec6451ba13/bin/ukojak-verify-ImItNfHLgk/data/12c8f1c44/ac0532d8cc584a4cbc1a2913ef5c7b6d/FLAG59e7abb2d [2024-11-08 23:01:05,988 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbcba08-2323-4023-9fbc-88ec6451ba13/bin/ukojak-verify-ImItNfHLgk/data/12c8f1c44/ac0532d8cc584a4cbc1a2913ef5c7b6d [2024-11-08 23:01:05,990 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:01:05,991 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:01:05,993 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:01:05,993 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:01:05,999 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:01:06,000 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:01:05" (1/1) ... [2024-11-08 23:01:06,002 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e950212 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:01:06, skipping insertion in model container [2024-11-08 23:01:06,003 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:01:05" (1/1) ... [2024-11-08 23:01:06,054 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:01:06,498 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:01:06,509 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:01:06,553 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:01:06,582 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:01:06,582 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:01:06 WrapperNode [2024-11-08 23:01:06,583 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:01:06,584 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:01:06,584 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:01:06,584 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:01:06,592 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:01:06" (1/1) ... [2024-11-08 23:01:06,604 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:01:06" (1/1) ... [2024-11-08 23:01:06,623 INFO L138 Inliner]: procedures = 126, calls = 37, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 115 [2024-11-08 23:01:06,623 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:01:06,624 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:01:06,624 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:01:06,624 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:01:06,634 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:01:06" (1/1) ... [2024-11-08 23:01:06,634 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:01:06" (1/1) ... [2024-11-08 23:01:06,638 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:01:06" (1/1) ... [2024-11-08 23:01:06,638 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:01:06" (1/1) ... [2024-11-08 23:01:06,647 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:01:06" (1/1) ... [2024-11-08 23:01:06,657 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:01:06" (1/1) ... [2024-11-08 23:01:06,661 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:01:06" (1/1) ... [2024-11-08 23:01:06,663 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:01:06" (1/1) ... [2024-11-08 23:01:06,666 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:01:06,667 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:01:06,667 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:01:06,667 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:01:06,668 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:01:06" (1/1) ... [2024-11-08 23:01:06,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:01:06,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbcba08-2323-4023-9fbc-88ec6451ba13/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:01:06,705 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbcba08-2323-4023-9fbc-88ec6451ba13/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:01:06,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbcba08-2323-4023-9fbc-88ec6451ba13/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:01:06,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:01:06,738 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2024-11-08 23:01:06,738 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2024-11-08 23:01:06,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 23:01:06,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:01:06,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:01:06,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-08 23:01:06,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-08 23:01:06,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:01:06,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-08 23:01:06,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:01:06,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:01:06,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:01:06,867 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:01:06,870 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:01:07,119 INFO L? ?]: Removed 43 outVars from TransFormulas that were not future-live. [2024-11-08 23:01:07,119 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:01:07,171 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:01:07,171 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:01:07,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:01:07 BoogieIcfgContainer [2024-11-08 23:01:07,172 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:01:07,173 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:01:07,173 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:01:07,185 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:01:07,186 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:01:07" (1/1) ... [2024-11-08 23:01:07,195 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:01:07,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:01:07,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 29 states and 37 transitions. [2024-11-08 23:01:07,256 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 37 transitions. [2024-11-08 23:01:07,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 23:01:07,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:01:07,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:01:07,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:01:07,688 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 23:01:07,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:01:07,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 38 transitions. [2024-11-08 23:01:07,748 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2024-11-08 23:01:07,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 23:01:07,749 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:01:07,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:01:07,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:01:07,876 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 23:01:07,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:01:07,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 36 transitions. [2024-11-08 23:01:07,939 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2024-11-08 23:01:07,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 23:01:07,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:01:07,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:01:07,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:01:08,121 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 23:01:08,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:01:08,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 28 states and 34 transitions. [2024-11-08 23:01:08,296 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2024-11-08 23:01:08,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 23:01:08,297 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:01:08,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:01:08,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:01:08,502 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 23:01:08,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:01:08,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 33 states and 44 transitions. [2024-11-08 23:01:08,601 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 44 transitions. [2024-11-08 23:01:08,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:01:08,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:01:08,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:01:08,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:01:08,745 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 23:01:08,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:01:08,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 34 states and 45 transitions. [2024-11-08 23:01:08,766 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 45 transitions. [2024-11-08 23:01:08,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 23:01:08,767 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:01:08,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:01:08,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:01:08,829 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 23:01:08,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:01:08,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 34 states and 44 transitions. [2024-11-08 23:01:08,839 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2024-11-08 23:01:08,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 23:01:08,841 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:01:08,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:01:08,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:01:08,942 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 23:01:08,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:01:08,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 37 states and 47 transitions. [2024-11-08 23:01:08,951 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2024-11-08 23:01:08,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 23:01:08,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:01:08,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:01:08,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:01:09,141 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:01:09,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:01:09,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 42 states and 57 transitions. [2024-11-08 23:01:09,309 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 57 transitions. [2024-11-08 23:01:09,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 23:01:09,311 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:01:09,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:01:09,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:01:09,497 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:01:09,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:01:09,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 48 states and 67 transitions. [2024-11-08 23:01:09,746 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 67 transitions. [2024-11-08 23:01:09,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:01:09,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:01:09,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:01:09,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:01:09,896 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:01:09,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:01:09,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 51 states and 70 transitions. [2024-11-08 23:01:09,913 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 70 transitions. [2024-11-08 23:01:09,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 23:01:09,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:01:09,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:01:09,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:01:10,093 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:01:10,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:01:10,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 54 states and 73 transitions. [2024-11-08 23:01:10,121 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 73 transitions. [2024-11-08 23:01:10,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 23:01:10,124 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:01:10,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:01:10,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:01:10,378 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:01:10,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:01:10,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 45 states and 58 transitions. [2024-11-08 23:01:10,436 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 58 transitions. [2024-11-08 23:01:10,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 23:01:10,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:01:10,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:01:10,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:01:10,769 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 11 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:01:12,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:01:12,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 55 states and 71 transitions. [2024-11-08 23:01:12,397 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2024-11-08 23:01:12,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-08 23:01:12,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:01:12,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:01:12,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:01:12,618 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 11 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:01:12,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:01:12,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 58 states and 74 transitions. [2024-11-08 23:01:12,667 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 74 transitions. [2024-11-08 23:01:12,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-08 23:01:12,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:01:12,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:01:12,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:01:13,389 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-08 23:01:14,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:01:14,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 60 states and 78 transitions. [2024-11-08 23:01:14,836 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2024-11-08 23:01:14,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 23:01:14,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:01:14,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:01:14,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:01:15,001 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 11 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:01:16,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:01:16,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 38 states and 49 transitions. [2024-11-08 23:01:16,718 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 49 transitions. [2024-11-08 23:01:16,718 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 23:01:16,719 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2024-11-08 23:01:16,728 INFO L729 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2024-11-08 23:01:17,293 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 617) the Hoare annotation is: true [2024-11-08 23:01:17,293 INFO L77 FloydHoareUtils]: At program point L597(lines 597 608) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~i~0#1| 0))) (or (and .cse0 (< 2 |ULTIMATE.start_main_~len~0#1|)) (<= 1 |ULTIMATE.start_main_~i~0#1|) (let ((.cse1 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sll_circular_remove_first_~head#1.base|) |ULTIMATE.start_sll_circular_remove_first_~head#1.offset|)) (.cse2 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_sll_circular_remove_first_~head#1.base|) |ULTIMATE.start_sll_circular_remove_first_~head#1.offset|))) (and (= (select (select |#memory_$Pointer$.offset| .cse1) .cse2) |ULTIMATE.start_sll_circular_remove_first_~temp~1#1.offset|) (= |ULTIMATE.start_sll_circular_remove_first_#t~mem9#1.base| .cse1) .cse0 (= |ULTIMATE.start_sll_circular_remove_first_#t~mem9#1.offset| .cse2) (= (select (select |#memory_$Pointer$.base| .cse1) .cse2) |ULTIMATE.start_sll_circular_remove_first_~temp~1#1.base|))))) [2024-11-08 23:01:17,293 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 590) the Hoare annotation is: true [2024-11-08 23:01:17,294 INFO L77 FloydHoareUtils]: At program point L602-1(lines 602 604) the Hoare annotation is: (not (and (not (= |ULTIMATE.start_main_~i~0#1| 0)) (< |ULTIMATE.start_main_~i~0#1| 1))) [2024-11-08 23:01:17,295 INFO L77 FloydHoareUtils]: At program point L602-3(lines 602 604) the Hoare annotation is: (not (and (not (= |ULTIMATE.start_main_~i~0#1| 0)) (< |ULTIMATE.start_main_~i~0#1| 1))) [2024-11-08 23:01:17,295 INFO L77 FloydHoareUtils]: At program point L602-4(lines 602 604) the Hoare annotation is: (not (and (not (= |ULTIMATE.start_main_~i~0#1| 0)) (< |ULTIMATE.start_main_~i~0#1| 1))) [2024-11-08 23:01:17,295 INFO L77 FloydHoareUtils]: At program point L590(line 590) the Hoare annotation is: true [2024-11-08 23:01:17,295 INFO L77 FloydHoareUtils]: At program point L590-1(line 590) the Hoare annotation is: true [2024-11-08 23:01:17,295 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 23:01:17,296 INFO L77 FloydHoareUtils]: At program point L586-3(lines 586 591) the Hoare annotation is: true [2024-11-08 23:01:17,296 INFO L77 FloydHoareUtils]: At program point L586-4(lines 586 591) the Hoare annotation is: true [2024-11-08 23:01:17,296 INFO L77 FloydHoareUtils]: At program point L615-1(lines 615 618) the Hoare annotation is: (not (and (not (= |ULTIMATE.start_main_~i~0#1| 0)) (< |ULTIMATE.start_main_~i~0#1| 1))) [2024-11-08 23:01:17,296 INFO L77 FloydHoareUtils]: At program point L615-3(lines 615 618) the Hoare annotation is: (not (and (not (= |ULTIMATE.start_main_~i~0#1| 0)) (< |ULTIMATE.start_main_~i~0#1| 1))) [2024-11-08 23:01:17,296 INFO L77 FloydHoareUtils]: At program point L615-4(lines 615 618) the Hoare annotation is: true [2024-11-08 23:01:17,297 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 590) the Hoare annotation is: true [2024-11-08 23:01:17,297 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 23:01:17,297 INFO L77 FloydHoareUtils]: At program point L595(lines 595 609) the Hoare annotation is: (not (and (not (= |ULTIMATE.start_main_~i~0#1| 0)) (< |ULTIMATE.start_main_~i~0#1| 1))) [2024-11-08 23:01:17,297 INFO L77 FloydHoareUtils]: At program point L587(line 587) the Hoare annotation is: (<= 2 |ULTIMATE.start_sll_circular_create_~len#1|) [2024-11-08 23:01:17,297 INFO L77 FloydHoareUtils]: At program point L587-1(line 587) the Hoare annotation is: true [2024-11-08 23:01:17,297 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 23:01:17,297 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 617) no Hoare annotation was computed. [2024-11-08 23:01:17,298 INFO L77 FloydHoareUtils]: At program point L617(line 617) the Hoare annotation is: (not (and (not (= 0 |ULTIMATE.start_main_#t~post17#1|)) (< |ULTIMATE.start_main_#t~post17#1| 1))) [2024-11-08 23:01:17,298 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 23:01:17,298 INFO L77 FloydHoareUtils]: At program point L617-1(line 617) the Hoare annotation is: (not (and (not (= 0 |ULTIMATE.start_main_#t~post17#1|)) (< |ULTIMATE.start_main_#t~post17#1| 1))) [2024-11-08 23:01:17,298 INFO L77 FloydHoareUtils]: At program point L584-1(line 584) the Hoare annotation is: true [2024-11-08 23:01:17,298 INFO L77 FloydHoareUtils]: At program point L576(lines 576 578) the Hoare annotation is: true [2024-11-08 23:01:17,299 INFO L77 FloydHoareUtils]: At program point L572(line 572) the Hoare annotation is: true [2024-11-08 23:01:17,299 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 574 582) the Hoare annotation is: true [2024-11-08 23:01:17,299 INFO L77 FloydHoareUtils]: At program point node_createEXIT(lines 574 582) the Hoare annotation is: true [2024-11-08 23:01:17,322 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL [2024-11-08 23:01:17,323 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID [2024-11-08 23:01:17,323 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID [2024-11-08 23:01:17,324 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:01:17 ImpRootNode [2024-11-08 23:01:17,326 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:01:17,327 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:01:17,327 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:01:17,327 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:01:17,328 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:01:07" (3/4) ... [2024-11-08 23:01:17,330 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 23:01:17,334 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure node_create [2024-11-08 23:01:17,341 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2024-11-08 23:01:17,342 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-08 23:01:17,342 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 23:01:17,342 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 23:01:17,459 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbcba08-2323-4023-9fbc-88ec6451ba13/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:01:17,459 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbcba08-2323-4023-9fbc-88ec6451ba13/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 23:01:17,460 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:01:17,460 INFO L158 Benchmark]: Toolchain (without parser) took 11468.99ms. Allocated memory was 140.5MB in the beginning and 218.1MB in the end (delta: 77.6MB). Free memory was 102.0MB in the beginning and 152.2MB in the end (delta: -50.2MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2024-11-08 23:01:17,461 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 140.5MB. Free memory is still 110.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:01:17,461 INFO L158 Benchmark]: CACSL2BoogieTranslator took 590.31ms. Allocated memory is still 140.5MB. Free memory was 102.0MB in the beginning and 82.1MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-08 23:01:17,462 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.06ms. Allocated memory is still 140.5MB. Free memory was 82.1MB in the beginning and 80.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:01:17,462 INFO L158 Benchmark]: Boogie Preprocessor took 41.90ms. Allocated memory is still 140.5MB. Free memory was 79.7MB in the beginning and 78.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:01:17,462 INFO L158 Benchmark]: RCFGBuilder took 505.54ms. Allocated memory is still 140.5MB. Free memory was 78.0MB in the beginning and 59.2MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 23:01:17,463 INFO L158 Benchmark]: CodeCheck took 10153.15ms. Allocated memory was 140.5MB in the beginning and 218.1MB in the end (delta: 77.6MB). Free memory was 59.2MB in the beginning and 157.5MB in the end (delta: -98.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:01:17,463 INFO L158 Benchmark]: Witness Printer took 132.98ms. Allocated memory is still 218.1MB. Free memory was 157.5MB in the beginning and 152.2MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 23:01:17,465 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, 29 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 9.5s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1504 SdHoareTripleChecker+Valid, 3.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 822 mSDsluCounter, 1365 SdHoareTripleChecker+Invalid, 3.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 756 mSDsCounter, 573 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2039 IncrementalHoareTripleChecker+Invalid, 2612 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 573 mSolverCounterUnsat, 609 mSDtfsCounter, 2039 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3266 GetRequests, 3083 SyntacticMatches, 71 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4659 ImplicationChecksByTransitivity, 5.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 441 NumberOfCodeBlocks, 441 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 425 ConstructedInterpolants, 0 QuantifiedInterpolants, 1135 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 8 PerfectInterpolantSequences, 116/170 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: 615]: 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 0.30ms. Allocated memory is still 140.5MB. Free memory is still 110.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 590.31ms. Allocated memory is still 140.5MB. Free memory was 102.0MB in the beginning and 82.1MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.06ms. Allocated memory is still 140.5MB. Free memory was 82.1MB in the beginning and 80.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.90ms. Allocated memory is still 140.5MB. Free memory was 79.7MB in the beginning and 78.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 505.54ms. Allocated memory is still 140.5MB. Free memory was 78.0MB in the beginning and 59.2MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 10153.15ms. Allocated memory was 140.5MB in the beginning and 218.1MB in the end (delta: 77.6MB). Free memory was 59.2MB in the beginning and 157.5MB in the end (delta: -98.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 132.98ms. Allocated memory is still 218.1MB. Free memory was 157.5MB in the beginning and 152.2MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. 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 23:01:17,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbcba08-2323-4023-9fbc-88ec6451ba13/bin/ukojak-verify-ImItNfHLgk/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