./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound1.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_unwindbound1.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1d5fa637 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/nla-digbench-scaling/geo2-ll_unwindbound1.c ../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_unwindbound1.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-dev-1d5fa63-m [2024-09-13 10:09:29,129 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 10:09:29,193 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-13 10:09:29,197 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 10:09:29,197 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 10:09:29,226 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 10:09:29,227 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 10:09:29,227 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 10:09:29,228 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 10:09:29,229 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 10:09:29,229 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 10:09:29,230 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 10:09:29,230 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 10:09:29,232 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 10:09:29,233 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 10:09:29,233 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 10:09:29,233 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 10:09:29,234 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 10:09:29,234 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-13 10:09:29,234 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 10:09:29,235 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 10:09:29,235 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 10:09:29,235 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 10:09:29,236 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 10:09:29,236 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 10:09:29,236 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 10:09:29,237 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 10:09:29,237 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 10:09:29,237 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 10:09:29,238 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 10:09:29,238 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 10:09:29,238 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 10:09:29,239 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 10:09:29,239 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:09:29,239 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 10:09:29,240 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 10:09:29,240 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 10:09:29,240 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-13 10:09:29,241 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-13 10:09:29,241 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 10:09:29,241 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 10:09:29,242 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 10:09:29,243 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 10:09:29,244 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 10:09:29,513 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 10:09:29,539 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 10:09:29,543 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 10:09:29,544 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 10:09:29,545 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 10:09:29,547 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound1.c [2024-09-13 10:09:31,006 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 10:09:31,174 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 10:09:31,174 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound1.c [2024-09-13 10:09:31,181 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/5548d2a6f/5e8af5e207104b6c9b8a45650727ad95/FLAG4ed6431f0 [2024-09-13 10:09:31,582 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/5548d2a6f/5e8af5e207104b6c9b8a45650727ad95 [2024-09-13 10:09:31,584 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 10:09:31,585 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 10:09:31,585 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_unwindbound1.yml/witness-2.1.yml [2024-09-13 10:09:31,635 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 10:09:31,636 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 10:09:31,638 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 10:09:31,639 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 10:09:31,643 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 10:09:31,646 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:09:31" (1/2) ... [2024-09-13 10:09:31,647 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57177d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:31, skipping insertion in model container [2024-09-13 10:09:31,647 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:09:31" (1/2) ... [2024-09-13 10:09:31,649 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@43430df2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:31, skipping insertion in model container [2024-09-13 10:09:31,649 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:09:31" (2/2) ... [2024-09-13 10:09:31,649 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57177d9 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:09:31, skipping insertion in model container [2024-09-13 10:09:31,649 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:09:31" (2/2) ... [2024-09-13 10:09:31,659 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 10:09:31,660 INFO L1541 ArrayList]: Loop invariant at [L34-L43] (((((y == 1) && (x == 1)) && (counter == 0)) || (((z == y) && (1 <= counter)) && (x == ((long long) z + 1)))) && (\old(counter) == 0)) [2024-09-13 10:09:31,661 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-13 10:09:31,661 INFO L1541 ArrayList]: Function contract at [L24]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-13 10:09:31,675 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 10:09:31,807 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound1.c[525,538] [2024-09-13 10:09:31,825 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:09:31,837 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-13 10:09:31,870 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound1.c[525,538] Start Parsing Global Start Parsing Global Start Parsing Local [2024-09-13 10:09:31,880 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:09:31,898 INFO L204 MainTranslator]: Completed translation [2024-09-13 10:09:31,898 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:09:31 WrapperNode [2024-09-13 10:09:31,899 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 10:09:31,899 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 10:09:31,900 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 10:09:31,900 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 10:09:31,909 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 13.09 10:09:31" (1/1) ... [2024-09-13 10:09:31,909 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 13.09 10:09:31" (1/1) ... [2024-09-13 10:09:31,915 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 13.09 10:09:31" (1/1) ... [2024-09-13 10:09:31,930 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 [2024-09-13 10:09:31,930 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 13.09 10:09:31" (1/1) ... [2024-09-13 10:09:31,930 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 13.09 10:09:31" (1/1) ... [2024-09-13 10:09:31,937 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 13.09 10:09:31" (1/1) ... [2024-09-13 10:09:31,940 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 13.09 10:09:31" (1/1) ... [2024-09-13 10:09:31,945 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 13.09 10:09:31" (1/1) ... [2024-09-13 10:09:31,946 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 13.09 10:09:31" (1/1) ... [2024-09-13 10:09:31,948 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 10:09:31,949 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 10:09:31,949 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 10:09:31,949 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 10:09:31,950 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 13.09 10:09:31" (1/1) ... [2024-09-13 10:09:31,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:09:31,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 10:09:31,974 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) [2024-09-13 10:09:31,990 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 [2024-09-13 10:09:32,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 10:09:32,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 10:09:32,027 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 10:09:32,027 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 10:09:32,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 10:09:32,027 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 10:09:32,027 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 10:09:32,028 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 10:09:32,028 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 10:09:32,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 10:09:32,039 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-13 10:09:32,039 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 10:09:32,039 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 10:09:32,039 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 10:09:32,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 10:09:32,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-13 10:09:32,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 10:09:32,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-13 10:09:32,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-13 10:09:32,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 10:09:32,097 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 10:09:32,102 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 10:09:32,138 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 10:09:32,234 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 10:09:32,254 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 10:09:32,278 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 10:09:32,278 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-13 10:09:32,279 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:09:32 BoogieIcfgContainer [2024-09-13 10:09:32,281 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 10:09:32,282 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 10:09:32,282 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 10:09:32,283 INFO L274 PluginConnector]: Referee initialized [2024-09-13 10:09:32,283 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 10:09:31" (1/4) ... [2024-09-13 10:09:32,284 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4fea13bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 10:09:32, skipping insertion in model container [2024-09-13 10:09:32,284 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:09:31" (2/4) ... [2024-09-13 10:09:32,284 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4fea13bf and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 10:09:32, skipping insertion in model container [2024-09-13 10:09:32,284 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 13.09 10:09:31" (3/4) ... [2024-09-13 10:09:32,285 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4fea13bf and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 10:09:32, skipping insertion in model container [2024-09-13 10:09:32,285 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:09:32" (4/4) ... [2024-09-13 10:09:32,286 INFO L79 RefereeObserver]: Analyzing ICFG geo2-ll_unwindbound1.c [2024-09-13 10:09:32,290 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-13 10:09:32,290 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-4 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-13 10:09:32,290 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-4 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 10:09:32,291 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-13 10:09:32,291 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-4 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-13 10:09:32,291 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 10:09:32,291 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 10:09:32,291 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-13 10:09:32,291 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-4 to ERROR_LOC mainErr3ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 10 edges. [2024-09-13 10:09:32,292 INFO L130 InvariantChecker]: Will check 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-13 10:09:32,358 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-13 10:09:32,359 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:32,359 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:32,360 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:32,364 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:32,366 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:32,457 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-13 10:09:32,461 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:32,461 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:32,462 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:32,462 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:32,477 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:36,504 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 10:09:36,523 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 10:09:36,523 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:36,523 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:36,523 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:36,524 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:36,524 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:36,534 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 10:09:36,535 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:36,535 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:36,535 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:36,535 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:36,535 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:40,542 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 10:09:40,560 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-13 10:09:40,561 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:40,561 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:40,561 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:40,561 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:40,562 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:40,565 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-13 10:09:40,565 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:40,565 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:40,566 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:40,566 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:40,566 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:40,573 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:09:40,594 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-13 10:09:40,594 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:40,594 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:40,595 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:40,595 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:40,595 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:40,616 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-13 10:09:40,616 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:40,617 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:40,617 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:40,617 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:40,617 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:44,627 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 10:09:44,647 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:09:44,648 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:44,648 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:44,648 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:44,648 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:44,648 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:44,653 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:09:44,654 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:44,654 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:44,654 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:44,654 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:44,655 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:44,657 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:44,676 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 10:09:44,676 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:44,677 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:44,677 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:44,680 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:44,680 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:44,683 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 10:09:44,683 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:44,683 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:44,683 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:44,685 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:44,686 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:44,687 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 10:09:44,698 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:09:44,700 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:44,700 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:44,700 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:44,700 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:44,701 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:44,703 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:09:44,703 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:44,703 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:44,704 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:44,704 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:44,704 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:44,706 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 10:09:44,717 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-13 10:09:44,717 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:44,717 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:44,718 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:44,718 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:44,718 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:44,745 INFO L101 BaseMinimizeStates]: Removed 22 edges and 7 locations by large block encoding [2024-09-13 10:09:44,745 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:44,745 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:44,746 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:44,746 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:44,747 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:44,748 INFO L514 InvariantChecker]: The annotation(s) from loop head L34-4 to error location mainErr3ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 10:09:44,751 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-13 10:09:44,752 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4fea13bf and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 10:09:44, skipping insertion in model container [2024-09-13 10:09:44,752 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 10:09:44,754 INFO L158 Benchmark]: Toolchain (without parser) took 13117.10ms. Allocated memory was 159.4MB in the beginning and 211.8MB in the end (delta: 52.4MB). Free memory was 85.3MB in the beginning and 130.9MB in the end (delta: -45.5MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2024-09-13 10:09:44,754 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 159.4MB. Free memory was 111.6MB in the beginning and 111.5MB in the end (delta: 159.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:09:44,755 INFO L158 Benchmark]: Witness Parser took 0.25ms. Allocated memory is still 159.4MB. Free memory is still 87.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:09:44,755 INFO L158 Benchmark]: CACSL2BoogieTranslator took 260.53ms. Allocated memory is still 159.4MB. Free memory was 85.2MB in the beginning and 71.6MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-13 10:09:44,756 INFO L158 Benchmark]: Boogie Preprocessor took 48.90ms. Allocated memory is still 159.4MB. Free memory was 71.6MB in the beginning and 69.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-13 10:09:44,756 INFO L158 Benchmark]: RCFGBuilder took 332.34ms. Allocated memory was 159.4MB in the beginning and 211.8MB in the end (delta: 52.4MB). Free memory was 69.4MB in the beginning and 172.8MB in the end (delta: -103.4MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2024-09-13 10:09:44,757 INFO L158 Benchmark]: Referee took 12470.13ms. Allocated memory is still 211.8MB. Free memory was 172.8MB in the beginning and 130.9MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-09-13 10:09:44,760 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 34 to check that procedure precondition always holds at line 34. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 35. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 34 to loop head at line 34. Annotation is valid for all loop-free paths from loop head at line 34 to exit of procedure main. 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 34. Annotation is valid for all loop-free paths from entry of procedure ULTIMATE.start to check that procedure precondition always holds at line -1. 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 16. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 159.4MB. Free memory was 111.6MB in the beginning and 111.5MB in the end (delta: 159.6kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.25ms. Allocated memory is still 159.4MB. Free memory is still 87.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 260.53ms. Allocated memory is still 159.4MB. Free memory was 85.2MB in the beginning and 71.6MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.90ms. Allocated memory is still 159.4MB. Free memory was 71.6MB in the beginning and 69.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 332.34ms. Allocated memory was 159.4MB in the beginning and 211.8MB in the end (delta: 52.4MB). Free memory was 69.4MB in the beginning and 172.8MB in the end (delta: -103.4MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. * Referee took 12470.13ms. Allocated memory is still 211.8MB. Free memory was 172.8MB in the beginning and 130.9MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 10:09:44,794 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 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/nla-digbench-scaling/geo2-ll_unwindbound1.c ../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_unwindbound1.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-dev-1d5fa63-m [2024-09-13 10:09:46,980 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 10:09:47,054 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-13 10:09:47,060 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 10:09:47,062 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 10:09:47,096 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 10:09:47,098 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 10:09:47,098 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 10:09:47,099 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 10:09:47,099 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 10:09:47,100 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 10:09:47,100 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 10:09:47,103 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 10:09:47,103 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 10:09:47,104 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 10:09:47,104 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 10:09:47,104 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 10:09:47,105 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 10:09:47,105 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 10:09:47,105 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 10:09:47,105 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 10:09:47,109 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 10:09:47,110 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 10:09:47,110 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-13 10:09:47,110 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-13 10:09:47,110 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 10:09:47,111 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-13 10:09:47,111 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 10:09:47,111 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 10:09:47,111 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 10:09:47,112 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 10:09:47,112 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 10:09:47,112 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 10:09:47,113 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 10:09:47,113 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 10:09:47,117 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:09:47,118 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 10:09:47,118 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 10:09:47,118 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 10:09:47,118 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-13 10:09:47,119 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-13 10:09:47,119 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 10:09:47,119 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 10:09:47,119 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 10:09:47,120 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 10:09:47,120 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-13 10:09:47,120 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 10:09:47,412 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 10:09:47,436 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 10:09:47,440 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 10:09:47,441 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 10:09:47,441 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 10:09:47,443 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound1.c [2024-09-13 10:09:48,967 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 10:09:49,197 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 10:09:49,198 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound1.c [2024-09-13 10:09:49,210 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/d4725902e/ef289b9e70034acdb42b5ece11eef49f/FLAGabffecf64 [2024-09-13 10:09:49,543 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/d4725902e/ef289b9e70034acdb42b5ece11eef49f [2024-09-13 10:09:49,545 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 10:09:49,546 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 10:09:49,547 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_unwindbound1.yml/witness-2.1.yml [2024-09-13 10:09:49,601 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 10:09:49,603 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 10:09:49,604 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 10:09:49,604 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 10:09:49,609 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 10:09:49,612 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:09:49" (1/2) ... [2024-09-13 10:09:49,613 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@245e92e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:49, skipping insertion in model container [2024-09-13 10:09:49,613 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:09:49" (1/2) ... [2024-09-13 10:09:49,615 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@447f86a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:49, skipping insertion in model container [2024-09-13 10:09:49,615 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:09:49" (2/2) ... [2024-09-13 10:09:49,616 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@245e92e0 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:09:49, skipping insertion in model container [2024-09-13 10:09:49,616 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:09:49" (2/2) ... [2024-09-13 10:09:49,624 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 10:09:49,625 INFO L1541 ArrayList]: Loop invariant at [L34-L43] (((((y == 1) && (x == 1)) && (counter == 0)) || (((z == y) && (1 <= counter)) && (x == ((long long) z + 1)))) && (\old(counter) == 0)) [2024-09-13 10:09:49,625 INFO L1541 ArrayList]: Function contract at [L24]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-13 10:09:49,625 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-13 10:09:49,644 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 10:09:49,811 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound1.c[525,538] [2024-09-13 10:09:49,838 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:09:49,850 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-13 10:09:49,887 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound1.c[525,538] Start Parsing Global Start Parsing Global Start Parsing Local [2024-09-13 10:09:49,901 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:09:49,925 INFO L204 MainTranslator]: Completed translation [2024-09-13 10:09:49,926 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:09:49 WrapperNode [2024-09-13 10:09:49,926 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 10:09:49,927 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 10:09:49,927 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 10:09:49,927 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 10:09:49,939 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 13.09 10:09:49" (1/1) ... [2024-09-13 10:09:49,940 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 13.09 10:09:49" (1/1) ... [2024-09-13 10:09:49,949 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 13.09 10:09:49" (1/1) ... [2024-09-13 10:09:49,964 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 [2024-09-13 10:09:49,964 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 13.09 10:09:49" (1/1) ... [2024-09-13 10:09:49,964 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 13.09 10:09:49" (1/1) ... [2024-09-13 10:09:49,970 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 13.09 10:09:49" (1/1) ... [2024-09-13 10:09:49,978 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 13.09 10:09:49" (1/1) ... [2024-09-13 10:09:49,982 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 13.09 10:09:49" (1/1) ... [2024-09-13 10:09:49,983 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 13.09 10:09:49" (1/1) ... [2024-09-13 10:09:49,985 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 10:09:49,987 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 10:09:49,987 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 10:09:49,988 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 10:09:49,988 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 13.09 10:09:49" (1/1) ... [2024-09-13 10:09:49,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:09:50,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 10:09:50,020 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) [2024-09-13 10:09:50,043 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 [2024-09-13 10:09:50,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 10:09:50,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 10:09:50,139 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 10:09:50,139 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 10:09:50,139 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 10:09:50,139 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 10:09:50,140 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 10:09:50,140 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 10:09:50,140 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 10:09:50,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 10:09:50,140 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-13 10:09:50,140 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 10:09:50,140 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 10:09:50,140 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 10:09:50,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 10:09:50,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-13 10:09:50,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 10:09:50,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-13 10:09:50,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-13 10:09:50,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 10:09:50,221 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 10:09:50,224 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 10:09:50,275 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 10:09:50,924 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 10:09:50,941 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 10:09:50,975 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 10:09:50,979 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-13 10:09:50,979 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:09:50 BoogieIcfgContainer [2024-09-13 10:09:50,979 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 10:09:50,980 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 10:09:50,980 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 10:09:50,981 INFO L274 PluginConnector]: Referee initialized [2024-09-13 10:09:50,981 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 10:09:49" (1/4) ... [2024-09-13 10:09:50,982 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1f667602 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 10:09:50, skipping insertion in model container [2024-09-13 10:09:50,982 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:09:49" (2/4) ... [2024-09-13 10:09:50,983 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1f667602 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 10:09:50, skipping insertion in model container [2024-09-13 10:09:50,983 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 13.09 10:09:49" (3/4) ... [2024-09-13 10:09:50,984 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1f667602 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 10:09:50, skipping insertion in model container [2024-09-13 10:09:50,984 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:09:50" (4/4) ... [2024-09-13 10:09:50,985 INFO L79 RefereeObserver]: Analyzing ICFG geo2-ll_unwindbound1.c [2024-09-13 10:09:50,992 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-13 10:09:50,993 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-4 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-13 10:09:50,993 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-4 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 10:09:50,994 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-13 10:09:50,994 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-4 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-13 10:09:50,994 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 10:09:50,994 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 10:09:50,994 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-13 10:09:50,995 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-4 to ERROR_LOC mainErr3ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 10 edges. [2024-09-13 10:09:50,995 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from loop head to loop head [2024-09-13 10:09:51,051 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-13 10:09:51,052 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:51,052 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:51,053 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:51,053 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:51,055 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:51,094 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-13 10:09:51,097 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:51,098 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:51,098 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:51,098 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:51,114 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:55,168 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 10:09:55,208 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 10:09:55,209 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:55,210 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:55,210 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:55,210 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:55,210 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:55,221 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 10:09:55,221 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:55,221 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:55,222 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:55,222 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:55,222 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:59,265 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 10:09:59,296 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-13 10:09:59,297 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:59,297 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:59,297 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:59,297 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:59,297 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:59,300 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-13 10:09:59,300 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:59,300 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:59,300 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:59,300 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:59,300 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:59,307 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:09:59,328 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-13 10:09:59,330 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:59,331 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:59,331 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:59,331 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:59,331 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:59,355 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-13 10:09:59,355 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:59,356 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:59,356 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:59,356 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:59,356 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:59,766 INFO L514 InvariantChecker]: The annotation(s) from loop head L34-4 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:09:59,786 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:09:59,787 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:59,787 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:59,787 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:59,787 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:59,787 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:59,788 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:09:59,788 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:59,789 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:59,789 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:59,789 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:59,789 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:59,791 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:59,799 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 10:09:59,799 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:59,799 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:59,799 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:59,799 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:59,800 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:59,802 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 10:09:59,802 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:59,802 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:59,802 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:59,802 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:59,803 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:59,804 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 10:09:59,814 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:09:59,814 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:59,814 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:59,814 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:59,814 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:59,814 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:59,816 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:09:59,816 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:59,816 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:59,817 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:59,817 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:59,817 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:59,820 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 10:09:59,839 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-13 10:09:59,839 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:59,839 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:59,839 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:59,839 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:59,839 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:59,861 INFO L101 BaseMinimizeStates]: Removed 22 edges and 7 locations by large block encoding [2024-09-13 10:09:59,861 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:59,862 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:59,863 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:59,863 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:59,864 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:59,869 INFO L514 InvariantChecker]: The annotation(s) from loop head L34-4 to error location mainErr3ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 10:09:59,872 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-13 10:09:59,872 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1f667602 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 10:09:59, skipping insertion in model container [2024-09-13 10:09:59,872 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 10:09:59,875 INFO L158 Benchmark]: Toolchain (without parser) took 10270.42ms. Allocated memory is still 77.6MB. Free memory was 53.6MB in the beginning and 46.4MB in the end (delta: 7.1MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. [2024-09-13 10:09:59,875 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 58.7MB. Free memory was 41.1MB in the beginning and 41.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:09:59,876 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 77.6MB. Free memory is still 55.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:09:59,877 INFO L158 Benchmark]: CACSL2BoogieTranslator took 322.70ms. Allocated memory is still 77.6MB. Free memory was 53.3MB in the beginning and 39.3MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-13 10:09:59,877 INFO L158 Benchmark]: Boogie Preprocessor took 59.39ms. Allocated memory is still 77.6MB. Free memory was 39.3MB in the beginning and 37.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-13 10:09:59,878 INFO L158 Benchmark]: RCFGBuilder took 992.41ms. Allocated memory is still 77.6MB. Free memory was 37.1MB in the beginning and 43.7MB in the end (delta: -6.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-13 10:09:59,879 INFO L158 Benchmark]: Referee took 8892.18ms. Allocated memory is still 77.6MB. Free memory was 43.7MB in the beginning and 46.4MB in the end (delta: -2.7MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2024-09-13 10:09:59,881 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 34 to check that procedure precondition always holds at line 34. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 35. 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 16. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from loop head at line 34 to loop head at line 34. Annotation is valid for all loop-free paths from entry of procedure ULTIMATE.start to check that procedure precondition always holds at line -1. Annotation is valid for all loop-free paths from loop head at line 34 to exit of procedure main. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 34. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 58.7MB. Free memory was 41.1MB in the beginning and 41.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.13ms. Allocated memory is still 77.6MB. Free memory is still 55.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 322.70ms. Allocated memory is still 77.6MB. Free memory was 53.3MB in the beginning and 39.3MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.39ms. Allocated memory is still 77.6MB. Free memory was 39.3MB in the beginning and 37.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 992.41ms. Allocated memory is still 77.6MB. Free memory was 37.1MB in the beginning and 43.7MB in the end (delta: -6.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Referee took 8892.18ms. Allocated memory is still 77.6MB. Free memory was 43.7MB in the beginning and 46.4MB in the end (delta: -2.7MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 10:09:59,916 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: UNKNOWN