./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-invgen/id_build.i --full-output --witness-type correctness_witness --procedureinliner.inline.calls.to.implemented.procedures NEVER --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/id_build.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e378df2c 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-invgen/id_build.i ../results/automizer-verification-files/SV-COMP24_unreach-call/id_build.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 --procedureinliner.inline.calls.to.implemented.procedures NEVER --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.contract-modifies-e378df2-m [2024-10-15 15:30:42,610 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:30:42,668 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-10-15 15:30:42,672 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:30:42,673 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:30:42,693 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:30:42,694 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:30:42,694 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:30:42,694 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:30:42,695 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:30:42,695 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:30:42,695 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:30:42,696 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:30:42,697 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:30:42,697 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:30:42,697 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:30:42,698 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-15 15:30:42,698 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:30:42,698 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:30:42,698 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:30:42,698 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:30:42,700 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:30:42,701 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:30:42,703 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:30:42,703 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:30:42,703 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:30:42,703 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:30:42,704 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:30:42,704 INFO L153 SettingsManager]: * Future-live optimization=false [2024-10-15 15:30:42,704 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:30:42,704 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:30:42,704 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER [2024-10-15 15:30:42,957 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:30:42,977 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:30:42,981 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:30:42,982 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:30:42,983 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:30:42,984 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-invgen/id_build.i [2024-10-15 15:30:44,279 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:30:44,465 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:30:44,466 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/id_build.i [2024-10-15 15:30:44,475 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/310e8adb0/b099d80b80b449368dd72e6901cc2aaa/FLAG3712b0403 [2024-10-15 15:30:44,494 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/310e8adb0/b099d80b80b449368dd72e6901cc2aaa [2024-10-15 15:30:44,497 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-15 15:30:44,498 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-15 15:30:44,498 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/id_build.yml/witness-2.1.yml [2024-10-15 15:30:44,545 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:30:44,546 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-15 15:30:44,547 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:30:44,547 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:30:44,551 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:30:44,552 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:30:44" (1/2) ... [2024-10-15 15:30:44,554 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53d153d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:44, skipping insertion in model container [2024-10-15 15:30:44,554 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:30:44" (1/2) ... [2024-10-15 15:30:44,555 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3c8ea38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:44, skipping insertion in model container [2024-10-15 15:30:44,556 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:30:44" (2/2) ... [2024-10-15 15:30:44,556 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53d153d6 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:30:44, skipping insertion in model container [2024-10-15 15:30:44,556 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:30:44" (2/2) ... [2024-10-15 15:30:44,564 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-10-15 15:30:44,569 INFO L1541 ArrayList]: Loop invariant at [L28-L31] ((((long long) i + 1) <= nlen) && (0 <= i)) [2024-10-15 15:30:44,569 INFO L1541 ArrayList]: Loop invariant at [L27-L32] (0 < ((long long) i + 1)) [2024-10-15 15:30:44,569 INFO L1541 ArrayList]: Function contract at [L17]: requires (cond != 0), ensures (cond != 0) [2024-10-15 15:30:44,587 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:30:44,736 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-invgen/id_build.i[893,906] [2024-10-15 15:30:44,750 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:30:44,768 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-10-15 15:30:44,798 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-invgen/id_build.i[893,906] Start Parsing Local Start Parsing Local [2024-10-15 15:30:44,807 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:30:44,823 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:30:44,824 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:30:44 WrapperNode [2024-10-15 15:30:44,824 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:30:44,826 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:30:44,826 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:30:44,826 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:30:44,832 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:30:44" (1/1) ... [2024-10-15 15:30:44,839 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:30:44" (1/1) ... [2024-10-15 15:30:44,845 INFO L138 Inliner]: procedures = 16, calls = 8, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:30:44,845 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:30:44,846 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:30:44,846 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:30:44,847 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:30:44,855 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 15.10 03:30:44" (1/1) ... [2024-10-15 15:30:44,855 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 15.10 03:30:44" (1/1) ... [2024-10-15 15:30:44,856 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 15.10 03:30:44" (1/1) ... [2024-10-15 15:30:44,863 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 [2024-10-15 15:30:44,863 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 15.10 03:30:44" (1/1) ... [2024-10-15 15:30:44,863 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 15.10 03:30:44" (1/1) ... [2024-10-15 15:30:44,865 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 15.10 03:30:44" (1/1) ... [2024-10-15 15:30:44,868 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 15.10 03:30:44" (1/1) ... [2024-10-15 15:30:44,868 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 15.10 03:30:44" (1/1) ... [2024-10-15 15:30:44,869 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 15.10 03:30:44" (1/1) ... [2024-10-15 15:30:44,870 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:30:44,871 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:30:44,872 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:30:44,872 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:30:44,873 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 15.10 03:30:44" (1/1) ... [2024-10-15 15:30:44,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:30:44,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-10-15 15:30:44,900 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) [2024-10-15 15:30:44,902 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 [2024-10-15 15:30:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:30:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:30:44,940 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:30:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-15 15:30:44,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:30:44,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:30:44,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:30:44,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:30:44,941 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-15 15:30:44,941 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-15 15:30:45,002 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:30:45,006 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:30:45,121 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:30:45,134 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:30:45,160 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:30:45,160 INFO L314 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-15 15:30:45,161 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:30:45 BoogieIcfgContainer [2024-10-15 15:30:45,161 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:30:45,161 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-10-15 15:30:45,161 INFO L270 PluginConnector]: Initializing Referee... [2024-10-15 15:30:45,163 INFO L274 PluginConnector]: Referee initialized [2024-10-15 15:30:45,163 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.10 03:30:44" (1/4) ... [2024-10-15 15:30:45,164 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5781e754 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:30:45, skipping insertion in model container [2024-10-15 15:30:45,164 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:30:44" (2/4) ... [2024-10-15 15:30:45,165 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5781e754 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:30:45, skipping insertion in model container [2024-10-15 15:30:45,165 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 15.10 03:30:44" (3/4) ... [2024-10-15 15:30:45,166 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5781e754 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:30:45, skipping insertion in model container [2024-10-15 15:30:45,166 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:30:45" (4/4) ... [2024-10-15 15:30:45,167 INFO L79 RefereeObserver]: Analyzing ICFG id_build.i [2024-10-15 15:30:45,170 INFO L113 InvariantChecker]: Found 2 loops. [2024-10-15 15:30:45,171 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-10-15 15:30:45,172 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-10-15 15:30:45,172 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-10-15 15:30:45,172 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-4 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-10-15 15:30:45,172 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-10-15 15:30:45,173 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-10-15 15:30:45,173 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-10-15 15:30:45,173 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-10-15 15:30:45,173 INFO L131 InvariantChecker]: Will check 2 loop-free subgraphs from loop head to error location, 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from loop head to loop head [2024-10-15 15:30:45,211 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:30:45,213 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:45,214 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:45,214 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:45,215 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:45,217 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:45,227 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:30:45,232 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:45,232 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:45,233 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:45,233 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:45,234 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:45,246 INFO L520 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:30:45,258 INFO L309 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-10-15 15:30:45,258 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:45,258 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:45,258 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:45,258 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:45,258 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:45,260 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-10-15 15:30:45,262 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:45,262 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:45,263 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:45,263 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:45,263 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:45,267 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:30:45,278 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-10-15 15:30:45,279 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:45,279 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:45,279 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:45,279 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:45,280 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:45,297 INFO L101 BaseMinimizeStates]: Removed 9 edges and 3 locations by large block encoding [2024-10-15 15:30:45,301 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:45,301 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:45,302 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:45,302 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:45,305 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:45,312 INFO L520 InvariantChecker]: The annotation(s) from loop head L28-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:30:45,321 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:30:45,321 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:45,322 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:45,322 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:45,322 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:45,322 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:45,323 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:30:45,323 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:45,323 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:45,323 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:45,324 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:45,324 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:45,327 INFO L520 InvariantChecker]: The annotation(s) from loop head L27-4 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:30:45,336 INFO L309 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-10-15 15:30:45,336 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:45,337 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:45,337 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:45,337 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:45,337 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:45,343 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-10-15 15:30:45,345 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:45,345 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:45,345 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:45,345 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:45,345 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:45,350 INFO L520 InvariantChecker]: The annotation(s) from loop head L28-3 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:30:45,354 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-10-15 15:30:45,361 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:45,361 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:45,361 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:45,361 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:45,361 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:45,363 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-10-15 15:30:45,364 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:45,364 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:45,364 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:45,364 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:45,365 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:45,366 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:30:45,370 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:30:45,371 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:45,372 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:45,372 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:45,372 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:45,372 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:45,374 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:30:45,375 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:45,375 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:45,375 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:45,375 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:45,375 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:45,377 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-10-15 15:30:45,386 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-10-15 15:30:45,386 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:45,386 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:45,386 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:45,386 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:45,386 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:45,390 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-10-15 15:30:45,390 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:45,390 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:45,391 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:45,391 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:45,391 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:45,393 INFO L520 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:30:45,397 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-10-15 15:30:45,397 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5781e754 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 15.10 03:30:45, skipping insertion in model container [2024-10-15 15:30:45,398 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-10-15 15:30:45,400 INFO L158 Benchmark]: Toolchain (without parser) took 852.78ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 36.2MB in the beginning and 47.7MB in the end (delta: -11.5MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2024-10-15 15:30:45,401 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 62.9MB. Free memory was 40.7MB in the beginning and 40.6MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:30:45,402 INFO L158 Benchmark]: Witness Parser took 0.08ms. Allocated memory is still 62.9MB. Free memory is still 38.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:30:45,402 INFO L158 Benchmark]: CACSL2BoogieTranslator took 277.51ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 36.0MB in the beginning and 56.6MB in the end (delta: -20.6MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2024-10-15 15:30:45,403 INFO L158 Benchmark]: Boogie Procedure Inliner took 19.62ms. Allocated memory is still 79.7MB. Free memory was 56.6MB in the beginning and 55.6MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:30:45,404 INFO L158 Benchmark]: Boogie Preprocessor took 24.26ms. Allocated memory is still 79.7MB. Free memory was 55.6MB in the beginning and 54.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:30:45,404 INFO L158 Benchmark]: RCFGBuilder took 289.52ms. Allocated memory is still 79.7MB. Free memory was 54.2MB in the beginning and 43.0MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-15 15:30:45,405 INFO L158 Benchmark]: Referee took 236.73ms. Allocated memory is still 79.7MB. Free memory was 43.0MB in the beginning and 47.7MB in the end (delta: -4.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-10-15 15:30:45,407 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 28 to loop head at line 27. Annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 29. 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 27. Annotation is valid for all loop-free paths from loop head at line 28 to loop head at line 28. Annotation is valid for all loop-free paths from loop head at line 27 to loop head at line 28. 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 19. Annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 29. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 62.9MB. Free memory was 40.7MB in the beginning and 40.6MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.08ms. Allocated memory is still 62.9MB. Free memory is still 38.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 277.51ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 36.0MB in the beginning and 56.6MB in the end (delta: -20.6MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 19.62ms. Allocated memory is still 79.7MB. Free memory was 56.6MB in the beginning and 55.6MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.26ms. Allocated memory is still 79.7MB. Free memory was 55.6MB in the beginning and 54.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 289.52ms. Allocated memory is still 79.7MB. Free memory was 54.2MB in the beginning and 43.0MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 236.73ms. Allocated memory is still 79.7MB. Free memory was 43.0MB in the beginning and 47.7MB in the end (delta: -4.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-10-15 15:30:45,436 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