./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-invariants/bin-suffix-5.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/bin-suffix-5.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6908dde5 Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/loop-invariants/bin-suffix-5.c ../results/automizer-verification-files/SV-COMP24_unreach-call/bin-suffix-5.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.referee-eval-6908dde-m [2024-09-25 00:27:51,117 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 00:27:51,203 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-25 00:27:51,208 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 00:27:51,208 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 00:27:51,229 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 00:27:51,230 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 00:27:51,230 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 00:27:51,231 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 00:27:51,231 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 00:27:51,231 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 00:27:51,232 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 00:27:51,232 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 00:27:51,233 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 00:27:51,233 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 00:27:51,233 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 00:27:51,234 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 00:27:51,234 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 00:27:51,234 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-25 00:27:51,235 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 00:27:51,236 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 00:27:51,239 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 00:27:51,240 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 00:27:51,240 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 00:27:51,240 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 00:27:51,240 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 00:27:51,240 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 00:27:51,241 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 00:27:51,241 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 00:27:51,242 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 00:27:51,242 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-25 00:27:51,242 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 00:27:51,243 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 00:27:51,243 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:27:51,244 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 00:27:51,244 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 00:27:51,244 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 00:27:51,244 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-25 00:27:51,245 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-25 00:27:51,245 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 00:27:51,245 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 00:27:51,246 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 00:27:51,246 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 00:27:51,246 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-25 00:27:51,505 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 00:27:51,529 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 00:27:51,533 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 00:27:51,534 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 00:27:51,534 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 00:27:51,536 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-invariants/bin-suffix-5.c [2024-09-25 00:27:52,945 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 00:27:53,125 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 00:27:53,126 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invariants/bin-suffix-5.c [2024-09-25 00:27:53,134 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/0752eb5b5/9952085a29f44e7393ba9ac5c998f486/FLAGb50cb8a72 [2024-09-25 00:27:53,534 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/0752eb5b5/9952085a29f44e7393ba9ac5c998f486 [2024-09-25 00:27:53,537 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-25 00:27:53,538 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-25 00:27:53,539 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/bin-suffix-5.yml/witness-2.1.yml [2024-09-25 00:27:53,601 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 00:27:53,603 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-25 00:27:53,606 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 00:27:53,607 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 00:27:53,612 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 00:27:53,616 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:27:53" (1/2) ... [2024-09-25 00:27:53,617 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76deee41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:27:53, skipping insertion in model container [2024-09-25 00:27:53,617 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:27:53" (1/2) ... [2024-09-25 00:27:53,619 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@28614171 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:27:53, skipping insertion in model container [2024-09-25 00:27:53,619 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:27:53" (2/2) ... [2024-09-25 00:27:53,620 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76deee41 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:53, skipping insertion in model container [2024-09-25 00:27:53,620 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:27:53" (2/2) ... [2024-09-25 00:27:53,627 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-25 00:27:53,628 INFO L1541 ArrayList]: Loop invariant at [L20-L22] (5 == (5 & x)) [2024-09-25 00:27:53,628 INFO L1541 ArrayList]: Function contract at [L12]: requires (0 != cond), ensures (0 != cond) [2024-09-25 00:27:53,644 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 00:27:53,810 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invariants/bin-suffix-5.c[588,601] [2024-09-25 00:27:53,831 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:27:53,839 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-25 00:27:53,869 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invariants/bin-suffix-5.c[588,601] Start Parsing Local [2024-09-25 00:27:53,873 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:27:53,886 INFO L204 MainTranslator]: Completed translation [2024-09-25 00:27:53,887 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:53 WrapperNode [2024-09-25 00:27:53,887 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 00:27:53,888 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-25 00:27:53,888 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-25 00:27:53,889 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-25 00:27:53,901 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:53" (1/1) ... [2024-09-25 00:27:53,902 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:53" (1/1) ... [2024-09-25 00:27:53,908 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:53" (1/1) ... [2024-09-25 00:27:53,917 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-25 00:27:53,918 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:53" (1/1) ... [2024-09-25 00:27:53,918 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:53" (1/1) ... [2024-09-25 00:27:53,921 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:53" (1/1) ... [2024-09-25 00:27:53,924 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:53" (1/1) ... [2024-09-25 00:27:53,925 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:53" (1/1) ... [2024-09-25 00:27:53,926 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:53" (1/1) ... [2024-09-25 00:27:53,928 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-25 00:27:53,928 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-25 00:27:53,929 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-25 00:27:53,929 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-25 00:27:53,930 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:53" (1/1) ... [2024-09-25 00:27:53,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:27:53,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-25 00:27:53,964 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-25 00:27:53,966 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-25 00:27:54,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-25 00:27:54,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-25 00:27:54,018 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-25 00:27:54,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-25 00:27:54,019 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-25 00:27:54,020 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-25 00:27:54,020 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-25 00:27:54,020 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-25 00:27:54,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-25 00:27:54,020 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-25 00:27:54,020 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-25 00:27:54,020 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-25 00:27:54,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-25 00:27:54,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-25 00:27:54,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-25 00:27:54,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-25 00:27:54,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-25 00:27:54,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-25 00:27:54,091 INFO L241 CfgBuilder]: Building ICFG [2024-09-25 00:27:54,094 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-25 00:27:54,255 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 00:27:54,272 INFO L290 CfgBuilder]: Performing block encoding [2024-09-25 00:27:54,308 INFO L312 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-25 00:27:54,309 INFO L317 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-25 00:27:54,310 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:27:54 BoogieIcfgContainer [2024-09-25 00:27:54,311 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-25 00:27:54,311 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-25 00:27:54,312 INFO L270 PluginConnector]: Initializing Referee... [2024-09-25 00:27:54,313 INFO L274 PluginConnector]: Referee initialized [2024-09-25 00:27:54,313 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 25.09 12:27:53" (1/4) ... [2024-09-25 00:27:54,313 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@90a62ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 12:27:54, skipping insertion in model container [2024-09-25 00:27:54,314 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:27:53" (2/4) ... [2024-09-25 00:27:54,315 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@90a62ad and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:27:54, skipping insertion in model container [2024-09-25 00:27:54,315 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:53" (3/4) ... [2024-09-25 00:27:54,315 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@90a62ad and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:27:54, skipping insertion in model container [2024-09-25 00:27:54,316 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:27:54" (4/4) ... [2024-09-25 00:27:54,318 INFO L79 RefereeObserver]: Analyzing ICFG bin-suffix-5.c [2024-09-25 00:27:54,355 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-25 00:27:54,357 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L20-15 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-25 00:27:54,357 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-25 00:27:54,358 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 00:27:54,358 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L20-15 to ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-25 00:27:54,358 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-25 00:27:54,358 INFO L131 InvariantChecker]: Will check 2 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from procedure entry to error location [2024-09-25 00:27:54,456 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 9 edges [2024-09-25 00:27:54,458 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:27:54,458 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:27:54,459 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:27:54,461 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:27:54,463 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:27:54,498 INFO L101 BaseMinimizeStates]: Removed 18 edges and 5 locations by large block encoding [2024-09-25 00:27:54,499 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:27:54,499 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:27:54,499 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:27:54,503 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:27:54,511 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:27:54,554 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-25 00:27:54,555 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:27:54,555 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:27:54,555 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:27:54,555 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:27:54,555 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:27:54,568 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-25 00:27:54,569 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:27:54,569 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:27:54,569 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:27:54,569 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:27:54,573 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:27:54,582 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:27:54,593 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-25 00:27:54,593 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:27:54,593 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:27:54,593 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:27:54,594 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:27:54,594 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:27:54,597 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-25 00:27:54,597 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:27:54,597 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:27:54,597 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:27:54,598 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:27:54,602 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:27:54,604 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:27:54,617 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-25 00:27:54,617 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:27:54,618 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:27:54,618 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:27:54,618 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:27:54,618 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:27:54,643 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-25 00:27:54,644 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:27:54,644 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:27:54,644 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:27:54,644 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:27:54,649 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:27:54,669 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:27:54,669 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:27:54,669 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:27:54,670 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:27:54,670 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:27:54,670 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:27:54,672 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:27:54,672 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:27:54,675 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:27:54,675 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:27:54,676 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:27:54,676 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:27:54,679 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-25 00:27:54,683 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-25 00:27:54,684 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@90a62ad and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 25.09 12:27:54, skipping insertion in model container [2024-09-25 00:27:54,684 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-25 00:27:54,686 INFO L158 Benchmark]: Toolchain (without parser) took 1081.93ms. Allocated memory is still 186.6MB. Free memory was 116.1MB in the beginning and 137.9MB in the end (delta: -21.8MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2024-09-25 00:27:54,686 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 119.5MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:27:54,687 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 186.6MB. Free memory was 118.2MB in the beginning and 117.9MB in the end (delta: 251.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:27:54,687 INFO L158 Benchmark]: CACSL2BoogieTranslator took 281.98ms. Allocated memory is still 186.6MB. Free memory was 116.1MB in the beginning and 103.0MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-25 00:27:54,688 INFO L158 Benchmark]: Boogie Preprocessor took 39.40ms. Allocated memory is still 186.6MB. Free memory was 103.0MB in the beginning and 101.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-25 00:27:54,691 INFO L158 Benchmark]: RCFGBuilder took 382.39ms. Allocated memory is still 186.6MB. Free memory was 101.1MB in the beginning and 88.3MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-25 00:27:54,691 INFO L158 Benchmark]: Referee took 372.47ms. Allocated memory is still 186.6MB. Free memory was 88.3MB in the beginning and 137.9MB in the end (delta: -49.6MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2024-09-25 00:27:54,695 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Insufficient resources for checking whether annotation is a valid proof of correctness. Insufficient resources for checking whether annotation is a valid proof of correctness. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 20 to check that invariant of correctness witness holds at line 20. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 20 to check that procedure precondition always holds at line 23. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 14. Annotation is valid for all loop-free paths from entry of procedure main to check that invariant of correctness witness holds at line 20. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 119.5MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.17ms. Allocated memory is still 186.6MB. Free memory was 118.2MB in the beginning and 117.9MB in the end (delta: 251.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 281.98ms. Allocated memory is still 186.6MB. Free memory was 116.1MB in the beginning and 103.0MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.40ms. Allocated memory is still 186.6MB. Free memory was 103.0MB in the beginning and 101.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 382.39ms. Allocated memory is still 186.6MB. Free memory was 101.1MB in the beginning and 88.3MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 372.47ms. Allocated memory is still 186.6MB. Free memory was 88.3MB in the beginning and 137.9MB in the end (delta: -49.6MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-25 00:27:54,725 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/loop-invariants/bin-suffix-5.c ../results/automizer-verification-files/SV-COMP24_unreach-call/bin-suffix-5.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.referee-eval-6908dde-m [2024-09-25 00:27:57,082 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 00:27:57,159 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-25 00:27:57,165 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 00:27:57,166 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 00:27:57,195 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 00:27:57,195 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 00:27:57,196 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 00:27:57,197 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 00:27:57,200 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 00:27:57,201 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 00:27:57,201 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 00:27:57,202 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 00:27:57,202 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 00:27:57,202 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 00:27:57,202 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 00:27:57,203 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 00:27:57,203 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 00:27:57,203 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 00:27:57,203 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 00:27:57,204 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 00:27:57,208 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 00:27:57,209 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 00:27:57,209 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-25 00:27:57,209 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-25 00:27:57,210 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 00:27:57,210 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-25 00:27:57,210 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 00:27:57,211 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 00:27:57,211 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 00:27:57,212 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 00:27:57,213 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 00:27:57,213 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-25 00:27:57,213 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 00:27:57,213 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 00:27:57,214 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:27:57,214 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 00:27:57,214 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 00:27:57,215 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 00:27:57,215 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-25 00:27:57,215 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-25 00:27:57,216 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 00:27:57,216 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 00:27:57,216 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 00:27:57,217 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 00:27:57,217 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-25 00:27:57,217 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-25 00:27:57,563 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 00:27:57,592 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 00:27:57,595 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 00:27:57,596 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 00:27:57,597 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 00:27:57,599 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-invariants/bin-suffix-5.c [2024-09-25 00:27:59,205 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 00:27:59,419 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 00:27:59,420 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invariants/bin-suffix-5.c [2024-09-25 00:27:59,429 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/876920e8f/c7abdc9932cc435688786646a8036eb4/FLAG4bf09fdb8 [2024-09-25 00:27:59,442 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/876920e8f/c7abdc9932cc435688786646a8036eb4 [2024-09-25 00:27:59,445 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-25 00:27:59,446 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-25 00:27:59,448 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/bin-suffix-5.yml/witness-2.1.yml [2024-09-25 00:27:59,535 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 00:27:59,551 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-25 00:27:59,552 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 00:27:59,552 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 00:27:59,557 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 00:27:59,559 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:27:59" (1/2) ... [2024-09-25 00:27:59,560 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16a4e2af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:27:59, skipping insertion in model container [2024-09-25 00:27:59,560 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:27:59" (1/2) ... [2024-09-25 00:27:59,564 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1fe84dc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:27:59, skipping insertion in model container [2024-09-25 00:27:59,565 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:27:59" (2/2) ... [2024-09-25 00:27:59,565 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16a4e2af and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:59, skipping insertion in model container [2024-09-25 00:27:59,565 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:27:59" (2/2) ... [2024-09-25 00:27:59,572 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-25 00:27:59,573 INFO L1541 ArrayList]: Loop invariant at [L20-L22] (5 == (5 & x)) [2024-09-25 00:27:59,574 INFO L1541 ArrayList]: Function contract at [L12]: requires (0 != cond), ensures (0 != cond) [2024-09-25 00:27:59,592 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 00:27:59,755 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invariants/bin-suffix-5.c[588,601] [2024-09-25 00:27:59,774 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:27:59,793 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-25 00:27:59,834 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invariants/bin-suffix-5.c[588,601] Start Parsing Local [2024-09-25 00:27:59,838 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:27:59,856 INFO L204 MainTranslator]: Completed translation [2024-09-25 00:27:59,858 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:59 WrapperNode [2024-09-25 00:27:59,858 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 00:27:59,859 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-25 00:27:59,860 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-25 00:27:59,860 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-25 00:27:59,873 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:59" (1/1) ... [2024-09-25 00:27:59,874 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:59" (1/1) ... [2024-09-25 00:27:59,881 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:59" (1/1) ... [2024-09-25 00:27:59,891 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-25 00:27:59,892 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:59" (1/1) ... [2024-09-25 00:27:59,892 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:59" (1/1) ... [2024-09-25 00:27:59,898 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:59" (1/1) ... [2024-09-25 00:27:59,902 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:59" (1/1) ... [2024-09-25 00:27:59,903 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:59" (1/1) ... [2024-09-25 00:27:59,903 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:59" (1/1) ... [2024-09-25 00:27:59,909 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-25 00:27:59,910 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-25 00:27:59,913 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-25 00:27:59,913 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-25 00:27:59,914 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:59" (1/1) ... [2024-09-25 00:27:59,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:27:59,929 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-25 00:27:59,947 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-25 00:27:59,954 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-25 00:28:00,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-25 00:28:00,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-25 00:28:00,004 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-25 00:28:00,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-25 00:28:00,004 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-25 00:28:00,004 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-25 00:28:00,004 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-25 00:28:00,004 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-25 00:28:00,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-25 00:28:00,005 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-25 00:28:00,005 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-25 00:28:00,006 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-25 00:28:00,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-25 00:28:00,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-25 00:28:00,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-25 00:28:00,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-25 00:28:00,006 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-25 00:28:00,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-25 00:28:00,090 INFO L241 CfgBuilder]: Building ICFG [2024-09-25 00:28:00,092 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-25 00:28:00,231 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 00:28:00,254 INFO L290 CfgBuilder]: Performing block encoding [2024-09-25 00:28:00,311 INFO L312 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-25 00:28:00,313 INFO L317 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-25 00:28:00,314 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:28:00 BoogieIcfgContainer [2024-09-25 00:28:00,314 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-25 00:28:00,315 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-25 00:28:00,315 INFO L270 PluginConnector]: Initializing Referee... [2024-09-25 00:28:00,316 INFO L274 PluginConnector]: Referee initialized [2024-09-25 00:28:00,316 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 25.09 12:27:59" (1/4) ... [2024-09-25 00:28:00,316 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5420403f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 12:28:00, skipping insertion in model container [2024-09-25 00:28:00,316 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:27:59" (2/4) ... [2024-09-25 00:28:00,317 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5420403f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:28:00, skipping insertion in model container [2024-09-25 00:28:00,317 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:59" (3/4) ... [2024-09-25 00:28:00,317 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5420403f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:28:00, skipping insertion in model container [2024-09-25 00:28:00,317 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:28:00" (4/4) ... [2024-09-25 00:28:00,319 INFO L79 RefereeObserver]: Analyzing ICFG bin-suffix-5.c [2024-09-25 00:28:00,323 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-25 00:28:00,324 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L20-4 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-25 00:28:00,324 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-25 00:28:00,325 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L20-4 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 00:28:00,325 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 00:28:00,325 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-25 00:28:00,326 INFO L131 InvariantChecker]: Will check 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from loop head to loop head [2024-09-25 00:28:00,369 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-25 00:28:00,374 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:00,376 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:00,376 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:00,377 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:00,379 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:00,397 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-25 00:28:00,402 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:00,403 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:00,403 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:00,404 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:00,405 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:00,425 INFO L520 InvariantChecker]: The annotation(s) from loop head L20-4 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:28:00,442 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-25 00:28:00,446 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:00,446 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:00,447 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:00,447 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:00,447 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:00,449 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-25 00:28:00,449 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:00,450 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:00,450 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:00,450 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:00,450 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:00,456 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:28:00,468 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-25 00:28:00,468 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:00,469 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:00,469 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:00,469 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:00,469 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:00,475 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-25 00:28:00,477 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:00,478 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:00,478 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:00,478 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:00,484 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:00,488 INFO L520 InvariantChecker]: The annotation(s) from loop head L20-4 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:00,503 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-25 00:28:00,504 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:00,504 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:00,504 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:00,504 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:00,504 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:00,514 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-25 00:28:00,514 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:00,515 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:00,515 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:00,515 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:00,516 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:00,517 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:28:00,530 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:28:00,534 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:00,535 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:00,535 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:00,535 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:00,535 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:00,538 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:28:00,541 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:00,542 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:00,542 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:00,542 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:00,543 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:00,545 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-25 00:28:00,549 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-25 00:28:00,550 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5420403f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 25.09 12:28:00, skipping insertion in model container [2024-09-25 00:28:00,551 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-25 00:28:00,553 INFO L158 Benchmark]: Toolchain (without parser) took 1002.26ms. Allocated memory is still 83.9MB. Free memory was 62.9MB in the beginning and 44.8MB in the end (delta: 18.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-09-25 00:28:00,554 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 56.6MB. Free memory was 35.1MB in the beginning and 35.0MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:28:00,554 INFO L158 Benchmark]: Witness Parser took 0.22ms. Allocated memory is still 83.9MB. Free memory is still 42.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:28:00,556 INFO L158 Benchmark]: CACSL2BoogieTranslator took 306.05ms. Allocated memory is still 83.9MB. Free memory was 62.9MB in the beginning and 49.8MB in the end (delta: 13.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-09-25 00:28:00,556 INFO L158 Benchmark]: Boogie Preprocessor took 50.70ms. Allocated memory is still 83.9MB. Free memory was 49.6MB in the beginning and 47.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-25 00:28:00,557 INFO L158 Benchmark]: RCFGBuilder took 403.51ms. Allocated memory is still 83.9MB. Free memory was 47.7MB in the beginning and 59.1MB in the end (delta: -11.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-25 00:28:00,558 INFO L158 Benchmark]: Referee took 236.43ms. Allocated memory is still 83.9MB. Free memory was 59.1MB in the beginning and 44.8MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-25 00:28:00,562 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness. Annotation is a valid proof of correctness. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from loop head at line 20 to check that procedure precondition always holds at line 20. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 14. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 20. Annotation is valid for all loop-free paths from loop head at line 20 to loop head at line 20. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 56.6MB. Free memory was 35.1MB in the beginning and 35.0MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.22ms. Allocated memory is still 83.9MB. Free memory is still 42.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 306.05ms. Allocated memory is still 83.9MB. Free memory was 62.9MB in the beginning and 49.8MB in the end (delta: 13.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.70ms. Allocated memory is still 83.9MB. Free memory was 49.6MB in the beginning and 47.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 403.51ms. Allocated memory is still 83.9MB. Free memory was 47.7MB in the beginning and 59.1MB in the end (delta: -11.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 236.43ms. Allocated memory is still 83.9MB. Free memory was 59.1MB in the beginning and 44.8MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-25 00:28:00,595 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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