./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-invariants/const.c --full-output --witness-type correctness_witness --procedureinliner.inline.calls.to.implemented.procedures NEVER --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/const.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-invariants/const.c ../results/automizer-verification-files/SV-COMP24_unreach-call/const.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 15:31:33,877 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:31:33,935 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-10-15 15:31:33,939 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:31:33,939 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:31:33,957 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:31:33,958 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:31:33,958 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:31:33,959 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:31:33,959 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:31:33,959 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:31:33,960 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:31:33,960 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:31:33,960 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:31:33,961 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:31:33,961 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:31:33,961 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-15 15:31:33,961 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:31:33,962 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:31:33,962 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:31:33,962 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:31:33,965 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:31:33,965 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:31:33,965 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:31:33,965 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:31:33,966 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:31:33,966 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:31:33,966 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:31:33,967 INFO L153 SettingsManager]: * Future-live optimization=false [2024-10-15 15:31:33,967 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:31:33,967 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:31:33,967 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER [2024-10-15 15:31:34,239 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:31:34,259 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:31:34,262 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:31:34,264 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:31:34,267 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:31:34,268 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-invariants/const.c [2024-10-15 15:31:35,624 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:31:35,784 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:31:35,784 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invariants/const.c [2024-10-15 15:31:35,794 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/312ab0653/20668438381d42479557e472e6c24bae/FLAGb4cdc9bfa [2024-10-15 15:31:35,814 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/312ab0653/20668438381d42479557e472e6c24bae [2024-10-15 15:31:35,817 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-15 15:31:35,818 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-15 15:31:35,818 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/const.yml/witness-2.1.yml [2024-10-15 15:31:35,863 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:31:35,866 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-15 15:31:35,868 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:31:35,869 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:31:35,873 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:31:35,874 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:31:35" (1/2) ... [2024-10-15 15:31:35,876 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46990ed5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:35, skipping insertion in model container [2024-10-15 15:31:35,877 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:31:35" (1/2) ... [2024-10-15 15:31:35,878 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@14c3c235 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:35, skipping insertion in model container [2024-10-15 15:31:35,878 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 03:31:35" (2/2) ... [2024-10-15 15:31:35,879 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46990ed5 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:35, skipping insertion in model container [2024-10-15 15:31:35,879 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 03:31:35" (2/2) ... [2024-10-15 15:31:35,886 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-10-15 15:31:35,886 INFO L1541 ArrayList]: Loop invariant at [L20-L27] (s == 0) [2024-10-15 15:31:35,886 INFO L1541 ArrayList]: Function contract at [L12]: requires (cond != 0), ensures (cond != 0) [2024-10-15 15:31:35,901 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:31:36,055 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/const.c[595,608] [2024-10-15 15:31:36,068 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:31:36,079 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-10-15 15:31:36,112 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/const.c[595,608] Start Parsing Local [2024-10-15 15:31:36,117 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:31:36,130 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:31:36,131 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:36 WrapperNode [2024-10-15 15:31:36,131 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:31:36,132 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:31:36,132 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:31:36,133 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:31:36,138 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 03:31:36" (1/1) ... [2024-10-15 15:31:36,147 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 03:31:36" (1/1) ... [2024-10-15 15:31:36,152 INFO L138 Inliner]: procedures = 13, calls = 16, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:31:36,152 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:31:36,153 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:31:36,153 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:31:36,153 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:31:36,160 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 03:31:36" (1/1) ... [2024-10-15 15:31:36,161 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 03:31:36" (1/1) ... [2024-10-15 15:31:36,165 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 03:31:36" (1/1) ... [2024-10-15 15:31:36,175 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 15:31:36,175 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 03:31:36" (1/1) ... [2024-10-15 15:31:36,175 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 03:31:36" (1/1) ... [2024-10-15 15:31:36,180 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 03:31:36" (1/1) ... [2024-10-15 15:31:36,183 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 03:31:36" (1/1) ... [2024-10-15 15:31:36,184 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 03:31:36" (1/1) ... [2024-10-15 15:31:36,185 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 03:31:36" (1/1) ... [2024-10-15 15:31:36,186 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:31:36,190 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:31:36,190 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:31:36,190 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:31:36,191 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 03:31:36" (1/1) ... [2024-10-15 15:31:36,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:31:36,203 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-10-15 15:31:36,217 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 15:31:36,222 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 15:31:36,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:31:36,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:31:36,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:31:36,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:31:36,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:31:36,260 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:31:36,261 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:31:36,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-15 15:31:36,261 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-15 15:31:36,261 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-15 15:31:36,314 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:31:36,317 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:31:36,410 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:31:36,418 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:31:36,447 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:31:36,449 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-15 15:31:36,451 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:31:36 BoogieIcfgContainer [2024-10-15 15:31:36,453 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:31:36,453 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-10-15 15:31:36,453 INFO L270 PluginConnector]: Initializing Referee... [2024-10-15 15:31:36,454 INFO L274 PluginConnector]: Referee initialized [2024-10-15 15:31:36,454 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.10 03:31:35" (1/4) ... [2024-10-15 15:31:36,455 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@44a4c1bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:31:36, skipping insertion in model container [2024-10-15 15:31:36,455 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 03:31:35" (2/4) ... [2024-10-15 15:31:36,455 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@44a4c1bc and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:31:36, skipping insertion in model container [2024-10-15 15:31:36,456 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 03:31:36" (3/4) ... [2024-10-15 15:31:36,456 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@44a4c1bc and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:31:36, skipping insertion in model container [2024-10-15 15:31:36,456 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 03:31:36" (4/4) ... [2024-10-15 15:31:36,457 INFO L79 RefereeObserver]: Analyzing ICFG const.c [2024-10-15 15:31:36,461 INFO L113 InvariantChecker]: Found 1 loops. [2024-10-15 15:31:36,463 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24-1 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-10-15 15:31:36,463 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 15:31:36,463 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24-1 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-10-15 15:31:36,463 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 15:31:36,464 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 15:31:36,464 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from loop head to error location, 2 loop-free subgraphs from procedure entry to error location [2024-10-15 15:31:36,503 INFO L309 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-10-15 15:31:36,507 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:36,507 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:36,508 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:36,509 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:36,510 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:36,562 INFO L101 BaseMinimizeStates]: Removed 22 edges and 7 locations by large block encoding [2024-10-15 15:31:36,564 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:36,564 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:36,565 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:36,565 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:36,570 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:36,585 INFO L520 InvariantChecker]: The annotation(s) from loop head L24-1 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:31:36,600 INFO L309 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-10-15 15:31:36,600 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:36,600 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:36,600 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:36,600 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:36,601 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:36,604 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-10-15 15:31:36,604 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:36,604 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:36,604 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:36,604 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:36,604 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:36,610 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:31:36,624 INFO L309 BlockEncoder]: Initial Icfg 8 locations, 8 edges [2024-10-15 15:31:36,624 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:36,624 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:36,624 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:36,625 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:36,625 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:36,635 INFO L101 BaseMinimizeStates]: Removed 16 edges and 6 locations by large block encoding [2024-10-15 15:31:36,635 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:36,635 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:36,636 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:36,636 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:36,641 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:36,643 INFO L520 InvariantChecker]: The annotation(s) from loop head L24-1 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:31:36,652 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-10-15 15:31:36,653 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:36,653 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:36,653 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:36,654 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:36,654 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:36,656 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-10-15 15:31:36,656 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:36,656 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:36,657 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:36,657 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:36,657 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:36,658 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:31:36,665 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:31:36,665 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:36,666 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:36,666 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:36,666 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:36,666 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:36,667 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:31:36,667 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:36,667 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:36,667 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:36,667 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:36,668 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:36,669 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-10-15 15:31:36,671 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-10-15 15:31:36,672 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@44a4c1bc and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 15.10 03:31:36, skipping insertion in model container [2024-10-15 15:31:36,672 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-10-15 15:31:36,673 INFO L158 Benchmark]: Toolchain (without parser) took 806.75ms. Allocated memory was 73.4MB in the beginning and 111.1MB in the end (delta: 37.7MB). Free memory was 36.7MB in the beginning and 79.3MB in the end (delta: -42.6MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2024-10-15 15:31:36,674 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 73.4MB. Free memory was 49.3MB in the beginning and 49.2MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:31:36,674 INFO L158 Benchmark]: Witness Parser took 0.28ms. Allocated memory is still 73.4MB. Free memory is still 38.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:31:36,674 INFO L158 Benchmark]: CACSL2BoogieTranslator took 263.00ms. Allocated memory is still 73.4MB. Free memory was 36.4MB in the beginning and 46.3MB in the end (delta: -9.9MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2024-10-15 15:31:36,675 INFO L158 Benchmark]: Boogie Procedure Inliner took 19.92ms. Allocated memory is still 73.4MB. Free memory was 46.3MB in the beginning and 45.2MB in the end (delta: 1.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-15 15:31:36,675 INFO L158 Benchmark]: Boogie Preprocessor took 36.05ms. Allocated memory is still 73.4MB. Free memory was 45.2MB in the beginning and 43.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:31:36,676 INFO L158 Benchmark]: RCFGBuilder took 263.11ms. Allocated memory is still 73.4MB. Free memory was 43.4MB in the beginning and 32.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-10-15 15:31:36,676 INFO L158 Benchmark]: Referee took 218.49ms. Allocated memory was 73.4MB in the beginning and 111.1MB in the end (delta: 37.7MB). Free memory was 32.9MB in the beginning and 79.3MB in the end (delta: -46.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-15 15:31:36,679 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 loop head at line 20 to check that procedure precondition always holds at line 25. 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: * CDTParser took 0.23ms. Allocated memory is still 73.4MB. Free memory was 49.3MB in the beginning and 49.2MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.28ms. Allocated memory is still 73.4MB. Free memory is still 38.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 263.00ms. Allocated memory is still 73.4MB. Free memory was 36.4MB in the beginning and 46.3MB in the end (delta: -9.9MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 19.92ms. Allocated memory is still 73.4MB. Free memory was 46.3MB in the beginning and 45.2MB in the end (delta: 1.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.05ms. Allocated memory is still 73.4MB. Free memory was 45.2MB in the beginning and 43.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 263.11ms. Allocated memory is still 73.4MB. Free memory was 43.4MB in the beginning and 32.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Referee took 218.49ms. Allocated memory was 73.4MB in the beginning and 111.1MB in the end (delta: 37.7MB). Free memory was 32.9MB in the beginning and 79.3MB in the end (delta: -46.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-10-15 15:31:36,707 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