./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 f1d7dc9d Calling Ultimate with: /root/.sdkman/candidates/java/current/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-f1d7dc9-m [2024-09-20 13:26:23,031 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 13:26:23,085 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-20 13:26:23,090 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 13:26:23,091 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 13:26:23,117 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 13:26:23,117 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 13:26:23,118 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 13:26:23,118 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 13:26:23,118 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 13:26:23,118 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 13:26:23,119 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 13:26:23,120 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 13:26:23,122 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 13:26:23,123 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 13:26:23,123 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 13:26:23,123 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 13:26:23,123 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 13:26:23,124 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-20 13:26:23,124 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 13:26:23,124 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 13:26:23,125 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 13:26:23,125 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 13:26:23,125 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 13:26:23,125 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 13:26:23,126 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 13:26:23,126 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 13:26:23,126 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 13:26:23,126 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 13:26:23,127 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 13:26:23,127 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 13:26:23,127 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 13:26:23,127 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 13:26:23,128 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 13:26:23,128 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 13:26:23,128 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 13:26:23,128 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 13:26:23,129 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-20 13:26:23,129 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-20 13:26:23,129 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 13:26:23,129 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 13:26:23,130 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 13:26:23,130 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 13:26:23,130 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 13:26:23,361 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 13:26:23,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 13:26:23,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 13:26:23,388 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 13:26:23,388 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 13:26:23,389 INFO L431 ainManager$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 [2024-09-20 13:26:23,474 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 13:26:23,477 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 13:26:23,478 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-invariants/bin-suffix-5.c [2024-09-20 13:26:24,786 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 13:26:25,005 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 13:26:25,005 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invariants/bin-suffix-5.c [2024-09-20 13:26:25,011 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/582b1f6ba/7e2a0834861d4866a96ad7a4e68d1f2e/FLAG3e7cf7ecf [2024-09-20 13:26:25,388 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/582b1f6ba/7e2a0834861d4866a96ad7a4e68d1f2e [2024-09-20 13:26:25,389 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 13:26:25,390 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 13:26:25,391 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 13:26:25,391 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 13:26:25,397 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 13:26:25,398 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 01:26:23" (1/2) ... [2024-09-20 13:26:25,399 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@405f27ad and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:25, skipping insertion in model container [2024-09-20 13:26:25,403 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 01:26:23" (1/2) ... [2024-09-20 13:26:25,404 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@15f75a3d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:25, skipping insertion in model container [2024-09-20 13:26:25,404 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:26:25" (2/2) ... [2024-09-20 13:26:25,405 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@405f27ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:25, skipping insertion in model container [2024-09-20 13:26:25,405 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:26:25" (2/2) ... [2024-09-20 13:26:25,413 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 13:26:25,416 INFO L1541 ArrayList]: Loop invariant at [L20-L22] (5 == (5 & x)) [2024-09-20 13:26:25,416 INFO L1541 ArrayList]: Function contract at [L12]: requires (0 != \old(cond)), ensures (0 != \old(cond)) [2024-09-20 13:26:25,435 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 13:26:25,624 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] [2024-09-20 13:26:25,637 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 13:26:25,652 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-20 13:26:25,684 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 [2024-09-20 13:26:25,688 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 13:26:25,700 INFO L204 MainTranslator]: Completed translation [2024-09-20 13:26:25,701 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:25 WrapperNode [2024-09-20 13:26:25,701 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 13:26:25,702 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 13:26:25,702 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 13:26:25,702 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 13:26:25,711 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:25" (1/1) ... [2024-09-20 13:26:25,711 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:25" (1/1) ... [2024-09-20 13:26:25,716 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:25" (1/1) ... [2024-09-20 13:26:25,726 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 [2024-09-20 13:26:25,727 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:25" (1/1) ... [2024-09-20 13:26:25,728 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:25" (1/1) ... [2024-09-20 13:26:25,733 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:25" (1/1) ... [2024-09-20 13:26:25,736 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:25" (1/1) ... [2024-09-20 13:26:25,736 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:25" (1/1) ... [2024-09-20 13:26:25,737 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:25" (1/1) ... [2024-09-20 13:26:25,742 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 13:26:25,743 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 13:26:25,743 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 13:26:25,743 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 13:26:25,743 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:25" (1/1) ... [2024-09-20 13:26:25,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 13:26:25,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 13:26:25,806 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) [2024-09-20 13:26:25,813 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 [2024-09-20 13:26:25,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 13:26:25,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 13:26:25,882 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 13:26:25,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-20 13:26:25,883 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 13:26:25,884 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 13:26:25,884 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 13:26:25,884 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 13:26:25,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 13:26:25,884 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-20 13:26:25,884 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 13:26:25,884 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 13:26:25,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 13:26:25,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-20 13:26:25,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 13:26:25,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-20 13:26:25,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-20 13:26:25,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 13:26:25,947 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 13:26:25,950 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 13:26:26,045 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 13:26:26,052 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 13:26:26,073 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 13:26:26,073 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-20 13:26:26,073 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:26:26 BoogieIcfgContainer [2024-09-20 13:26:26,074 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 13:26:26,074 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 13:26:26,074 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 13:26:26,075 INFO L274 PluginConnector]: Referee initialized [2024-09-20 13:26:26,075 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 01:26:23" (1/4) ... [2024-09-20 13:26:26,076 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@55b539b1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 01:26:26, skipping insertion in model container [2024-09-20 13:26:26,076 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 01:26:25" (2/4) ... [2024-09-20 13:26:26,076 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@55b539b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 01:26:26, skipping insertion in model container [2024-09-20 13:26:26,076 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:25" (3/4) ... [2024-09-20 13:26:26,076 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@55b539b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 01:26:26, skipping insertion in model container [2024-09-20 13:26:26,076 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:26:26" (4/4) ... [2024-09-20 13:26:26,077 INFO L79 RefereeObserver]: Analyzing ICFG bin-suffix-5.c [2024-09-20 13:26:26,081 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-20 13:26:26,082 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L20-15 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-20 13:26:26,082 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-20 13:26:26,082 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 13:26:26,082 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L20-15 to ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-20 13:26:26,082 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-20 13:26:26,083 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 [2024-09-20 13:26:26,120 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 9 edges [2024-09-20 13:26:26,121 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:26,121 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:26,121 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:26,126 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:26,127 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:26,156 INFO L101 BaseMinimizeStates]: Removed 19 edges and 5 locations by large block encoding [2024-09-20 13:26:26,157 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:26,157 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:26,157 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:26,158 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:26,163 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:26,190 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-20 13:26:26,190 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:26,190 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:26,190 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:26,190 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:26,191 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:26,199 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-20 13:26:26,199 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:26,200 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:26,200 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:26,200 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:26,203 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:26,208 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 13:26:26,216 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 13:26:26,216 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:26,217 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:26,217 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:26,217 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:26,217 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:26,219 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-20 13:26:26,219 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:26,220 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:26,220 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:26,220 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:26,220 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:26,221 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 13:26:26,229 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-20 13:26:26,229 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:26,229 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:26,229 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:26,229 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:26,229 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:26,249 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-20 13:26:26,249 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:26,249 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:26,249 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:26,249 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:26,253 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:26,265 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 13:26:26,265 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:26,266 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:26,266 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:26,266 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:26,266 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:26,267 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 13:26:26,267 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:26,267 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:26,268 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:26,268 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:26,268 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:26,271 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 13:26:26,273 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-20 13:26:26,274 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@55b539b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 20.09 01:26:26, skipping insertion in model container [2024-09-20 13:26:26,274 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-20 13:26:26,277 INFO L158 Benchmark]: Toolchain (without parser) took 884.58ms. Allocated memory is still 176.2MB. Free memory was 105.4MB in the beginning and 116.7MB in the end (delta: -11.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 13:26:26,277 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 176.2MB. Free memory is still 133.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 13:26:26,277 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 176.2MB. Free memory is still 151.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 13:26:26,278 INFO L158 Benchmark]: CACSL2BoogieTranslator took 310.54ms. Allocated memory is still 176.2MB. Free memory was 105.2MB in the beginning and 92.3MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-20 13:26:26,278 INFO L158 Benchmark]: Boogie Preprocessor took 40.04ms. Allocated memory is still 176.2MB. Free memory was 92.3MB in the beginning and 90.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-20 13:26:26,278 INFO L158 Benchmark]: RCFGBuilder took 331.15ms. Allocated memory is still 176.2MB. Free memory was 90.3MB in the beginning and 137.6MB in the end (delta: -47.3MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. [2024-09-20 13:26:26,279 INFO L158 Benchmark]: Referee took 199.71ms. Allocated memory is still 176.2MB. Free memory was 137.6MB in the beginning and 116.7MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-09-20 13:26:26,281 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 procedure precondition always holds at line 23. 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. Annotation is valid for all loop-free paths from entry of procedure main to check that invariant of correctness witness holds at line 20. 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. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.16ms. Allocated memory is still 176.2MB. Free memory is still 133.2MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.13ms. Allocated memory is still 176.2MB. Free memory is still 151.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 310.54ms. Allocated memory is still 176.2MB. Free memory was 105.2MB in the beginning and 92.3MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.04ms. Allocated memory is still 176.2MB. Free memory was 92.3MB in the beginning and 90.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 331.15ms. Allocated memory is still 176.2MB. Free memory was 90.3MB in the beginning and 137.6MB in the end (delta: -47.3MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. * Referee took 199.71ms. Allocated memory is still 176.2MB. Free memory was 137.6MB in the beginning and 116.7MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-20 13:26:26,304 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/current/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-f1d7dc9-m [2024-09-20 13:26:28,363 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 13:26:28,427 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-20 13:26:28,431 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 13:26:28,431 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 13:26:28,454 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 13:26:28,456 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 13:26:28,457 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 13:26:28,457 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 13:26:28,458 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 13:26:28,460 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 13:26:28,460 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 13:26:28,461 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 13:26:28,461 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 13:26:28,461 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 13:26:28,461 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 13:26:28,461 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 13:26:28,461 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 13:26:28,461 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 13:26:28,462 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 13:26:28,462 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 13:26:28,465 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 13:26:28,465 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 13:26:28,465 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-20 13:26:28,465 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-20 13:26:28,465 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 13:26:28,466 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-20 13:26:28,466 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 13:26:28,466 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 13:26:28,466 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 13:26:28,466 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 13:26:28,466 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 13:26:28,466 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 13:26:28,466 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 13:26:28,467 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 13:26:28,467 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 13:26:28,467 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 13:26:28,467 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 13:26:28,467 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 13:26:28,467 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-20 13:26:28,467 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-20 13:26:28,469 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 13:26:28,469 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 13:26:28,469 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 13:26:28,469 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 13:26:28,470 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-20 13:26:28,470 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 13:26:28,718 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 13:26:28,737 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 13:26:28,739 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 13:26:28,740 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 13:26:28,741 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 13:26:28,742 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-invariants/bin-suffix-5.c [2024-09-20 13:26:30,082 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 13:26:30,223 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 13:26:30,223 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invariants/bin-suffix-5.c [2024-09-20 13:26:30,229 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/4578a6bea/a4632d95735c480fb1cff982749a4fba/FLAG1b094accd [2024-09-20 13:26:30,240 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/4578a6bea/a4632d95735c480fb1cff982749a4fba [2024-09-20 13:26:30,241 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 13:26:30,242 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 13:26:30,242 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/bin-suffix-5.yml/witness-2.1.yml [2024-09-20 13:26:30,292 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 13:26:30,293 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 13:26:30,296 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 13:26:30,296 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 13:26:30,299 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 13:26:30,301 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:26:30" (1/2) ... [2024-09-20 13:26:30,302 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25d11000 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:30, skipping insertion in model container [2024-09-20 13:26:30,302 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:26:30" (1/2) ... [2024-09-20 13:26:30,303 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1ae2808 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:30, skipping insertion in model container [2024-09-20 13:26:30,305 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 01:26:30" (2/2) ... [2024-09-20 13:26:30,306 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25d11000 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:30, skipping insertion in model container [2024-09-20 13:26:30,306 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 01:26:30" (2/2) ... [2024-09-20 13:26:30,314 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 13:26:30,316 INFO L1541 ArrayList]: Loop invariant at [L20-L22] (5 == (5 & x)) [2024-09-20 13:26:30,316 INFO L1541 ArrayList]: Function contract at [L12]: requires (0 != \old(cond)), ensures (0 != \old(cond)) [2024-09-20 13:26:30,330 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 13:26:30,474 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] [2024-09-20 13:26:30,484 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 13:26:30,494 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-20 13:26:30,527 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 [2024-09-20 13:26:30,530 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 13:26:30,544 INFO L204 MainTranslator]: Completed translation [2024-09-20 13:26:30,545 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:30 WrapperNode [2024-09-20 13:26:30,546 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 13:26:30,547 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 13:26:30,547 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 13:26:30,547 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 13:26:30,557 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 20.09 01:26:30" (1/1) ... [2024-09-20 13:26:30,557 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 20.09 01:26:30" (1/1) ... [2024-09-20 13:26:30,563 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 20.09 01:26:30" (1/1) ... [2024-09-20 13:26:30,569 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 [2024-09-20 13:26:30,569 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 20.09 01:26:30" (1/1) ... [2024-09-20 13:26:30,570 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 20.09 01:26:30" (1/1) ... [2024-09-20 13:26:30,577 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 20.09 01:26:30" (1/1) ... [2024-09-20 13:26:30,579 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 20.09 01:26:30" (1/1) ... [2024-09-20 13:26:30,580 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 20.09 01:26:30" (1/1) ... [2024-09-20 13:26:30,585 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 20.09 01:26:30" (1/1) ... [2024-09-20 13:26:30,586 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 13:26:30,587 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 13:26:30,587 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 13:26:30,587 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 13:26:30,587 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 20.09 01:26:30" (1/1) ... [2024-09-20 13:26:30,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 13:26:30,600 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 13:26:30,612 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) [2024-09-20 13:26:30,617 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 [2024-09-20 13:26:30,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 13:26:30,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 13:26:30,658 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 13:26:30,658 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-20 13:26:30,658 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 13:26:30,658 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 13:26:30,658 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 13:26:30,658 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 13:26:30,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 13:26:30,658 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-20 13:26:30,659 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 13:26:30,659 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 13:26:30,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 13:26:30,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-20 13:26:30,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 13:26:30,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-20 13:26:30,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-20 13:26:30,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 13:26:30,724 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 13:26:30,726 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 13:26:30,811 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 13:26:30,822 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 13:26:30,859 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 13:26:30,860 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-20 13:26:30,860 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:26:30 BoogieIcfgContainer [2024-09-20 13:26:30,860 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 13:26:30,861 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 13:26:30,862 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 13:26:30,863 INFO L274 PluginConnector]: Referee initialized [2024-09-20 13:26:30,863 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 01:26:30" (1/4) ... [2024-09-20 13:26:30,864 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2ea7912d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 01:26:30, skipping insertion in model container [2024-09-20 13:26:30,864 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 01:26:30" (2/4) ... [2024-09-20 13:26:30,864 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2ea7912d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 01:26:30, skipping insertion in model container [2024-09-20 13:26:30,864 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 20.09 01:26:30" (3/4) ... [2024-09-20 13:26:30,865 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2ea7912d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 01:26:30, skipping insertion in model container [2024-09-20 13:26:30,865 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:26:30" (4/4) ... [2024-09-20 13:26:30,866 INFO L79 RefereeObserver]: Analyzing ICFG bin-suffix-5.c [2024-09-20 13:26:30,870 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-20 13:26:30,870 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L20-4 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-20 13:26:30,871 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-20 13:26:30,871 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L20-4 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 13:26:30,871 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 13:26:30,871 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-20 13:26:30,871 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-20 13:26:30,899 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-20 13:26:30,900 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:30,901 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:30,901 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:30,902 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:30,904 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:30,914 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-20 13:26:30,915 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:30,915 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:30,915 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:30,925 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:30,926 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:30,946 INFO L520 InvariantChecker]: The annotation(s) from loop head L20-4 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 13:26:30,953 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-20 13:26:30,954 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:30,954 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:30,954 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:30,954 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:30,954 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:30,959 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-20 13:26:30,959 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:30,959 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:30,960 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:30,960 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:30,960 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:30,971 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 13:26:30,983 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 13:26:30,983 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:30,984 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:30,984 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:30,984 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:30,984 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:30,988 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-20 13:26:30,988 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:30,988 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:30,988 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:30,989 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:31,003 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:31,005 INFO L520 InvariantChecker]: The annotation(s) from loop head L20-4 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:26:31,015 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 13:26:31,015 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:31,016 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:31,016 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:31,016 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:31,016 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:31,027 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-20 13:26:31,027 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:31,027 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:31,027 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:31,027 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:31,028 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:31,030 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 13:26:31,041 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 13:26:31,041 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:31,041 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:31,041 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:31,041 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:31,041 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:31,052 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 13:26:31,052 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:31,052 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:31,052 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:31,052 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:31,052 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:31,055 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 13:26:31,059 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-20 13:26:31,059 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2ea7912d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 20.09 01:26:31, skipping insertion in model container [2024-09-20 13:26:31,060 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-20 13:26:31,062 INFO L158 Benchmark]: Toolchain (without parser) took 766.83ms. Allocated memory was 75.5MB in the beginning and 121.6MB in the end (delta: 46.1MB). Free memory was 39.3MB in the beginning and 91.3MB in the end (delta: -52.0MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2024-09-20 13:26:31,063 INFO L158 Benchmark]: CDTParser took 0.76ms. Allocated memory is still 75.5MB. Free memory is still 52.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 13:26:31,064 INFO L158 Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 75.5MB. Free memory was 41.3MB in the beginning and 41.1MB in the end (delta: 215.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-20 13:26:31,065 INFO L158 Benchmark]: CACSL2BoogieTranslator took 250.10ms. Allocated memory is still 75.5MB. Free memory was 39.0MB in the beginning and 49.5MB in the end (delta: -10.5MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2024-09-20 13:26:31,066 INFO L158 Benchmark]: Boogie Preprocessor took 39.27ms. Allocated memory is still 75.5MB. Free memory was 49.5MB in the beginning and 47.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-20 13:26:31,066 INFO L158 Benchmark]: RCFGBuilder took 273.64ms. Allocated memory is still 75.5MB. Free memory was 47.4MB in the beginning and 35.8MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-09-20 13:26:31,067 INFO L158 Benchmark]: Referee took 198.97ms. Allocated memory was 75.5MB in the beginning and 121.6MB in the end (delta: 46.1MB). Free memory was 35.8MB in the beginning and 91.3MB in the end (delta: -55.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-09-20 13:26:31,069 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 loop head at line 20 to loop head at line 20. 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 main to loop head 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 loop head at line 20 to check that procedure precondition always holds at line 20. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.76ms. Allocated memory is still 75.5MB. Free memory is still 52.3MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.18ms. Allocated memory is still 75.5MB. Free memory was 41.3MB in the beginning and 41.1MB in the end (delta: 215.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 250.10ms. Allocated memory is still 75.5MB. Free memory was 39.0MB in the beginning and 49.5MB in the end (delta: -10.5MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.27ms. Allocated memory is still 75.5MB. Free memory was 49.5MB in the beginning and 47.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 273.64ms. Allocated memory is still 75.5MB. Free memory was 47.4MB in the beginning and 35.8MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Referee took 198.97ms. Allocated memory was 75.5MB in the beginning and 121.6MB in the end (delta: 46.1MB). Free memory was 35.8MB in the beginning and 91.3MB in the end (delta: -55.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-20 13:26:31,097 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 Writing output log to file Ultimate.log Result: TRUE