./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound1.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_valuebound1.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a9b967e5 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_valuebound1.c ../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_valuebound1.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-a9b967e-m [2024-09-11 20:50:33,517 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:50:33,583 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:50:33,589 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:50:33,590 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:50:33,617 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:50:33,618 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:50:33,618 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:50:33,619 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:50:33,619 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:50:33,619 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:50:33,620 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:50:33,621 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:50:33,622 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:50:33,623 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:50:33,623 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:50:33,624 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:50:33,624 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:50:33,624 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:50:33,627 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:50:33,627 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:50:33,628 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:50:33,628 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:50:33,631 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:50:33,631 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:50:33,631 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:50:33,631 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:50:33,632 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:50:33,632 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:50:33,632 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:50:33,632 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:50:33,633 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:50:33,633 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:50:33,633 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:50:33,633 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:50:33,633 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:50:33,634 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:50:33,634 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:50:33,636 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:50:33,637 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:50:33,637 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:50:33,637 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:50:33,638 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:50:33,888 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:50:33,913 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:50:33,916 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:50:33,917 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:50:33,918 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:50:33,919 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound1.c [2024-09-11 20:50:35,452 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:50:35,684 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:50:35,685 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound1.c [2024-09-11 20:50:35,700 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/2f8be5fc0/6a194eba6e8c48f985ae76a1e32002d9/FLAG45864570d [2024-09-11 20:50:36,039 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/2f8be5fc0/6a194eba6e8c48f985ae76a1e32002d9 [2024-09-11 20:50:36,042 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:50:36,044 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:50:36,046 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_valuebound1.yml/witness-2.1.yml [2024-09-11 20:50:36,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:50:36,101 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:50:36,103 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:50:36,104 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:50:36,109 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:50:36,109 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:50:36" (1/2) ... [2024-09-11 20:50:36,110 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53c63dc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:50:36, skipping insertion in model container [2024-09-11 20:50:36,112 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:50:36" (1/2) ... [2024-09-11 20:50:36,114 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6de20511 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:50:36, skipping insertion in model container [2024-09-11 20:50:36,115 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:50:36" (2/2) ... [2024-09-11 20:50:36,115 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53c63dc3 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:36, skipping insertion in model container [2024-09-11 20:50:36,115 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:50:36" (2/2) ... [2024-09-11 20:50:36,125 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:50:36,126 INFO L1541 ArrayList]: Loop invariant at [L35-L44] ((((k <= 1) && (c == 1)) && (x == 1)) && (y == 1)) [2024-09-11 20:50:36,126 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0) [2024-09-11 20:50:36,127 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:50:36,147 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:50:36,304 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_valuebound1.c[525,538] [2024-09-11 20:50:36,324 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:50:36,333 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:50:36,373 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_valuebound1.c[525,538] Start Parsing Local [2024-09-11 20:50:36,385 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:50:36,411 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:50:36,412 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:36 WrapperNode [2024-09-11 20:50:36,412 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:50:36,413 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:50:36,414 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:50:36,414 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:50:36,427 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 11.09 08:50:36" (1/1) ... [2024-09-11 20:50:36,427 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 11.09 08:50:36" (1/1) ... [2024-09-11 20:50:36,433 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 11.09 08:50:36" (1/1) ... [2024-09-11 20:50:36,447 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-11 20:50:36,448 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 11.09 08:50:36" (1/1) ... [2024-09-11 20:50:36,448 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 11.09 08:50:36" (1/1) ... [2024-09-11 20:50:36,452 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 11.09 08:50:36" (1/1) ... [2024-09-11 20:50:36,457 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 11.09 08:50:36" (1/1) ... [2024-09-11 20:50:36,459 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 11.09 08:50:36" (1/1) ... [2024-09-11 20:50:36,463 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 11.09 08:50:36" (1/1) ... [2024-09-11 20:50:36,464 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:50:36,467 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:50:36,467 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:50:36,468 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:50:36,468 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 11.09 08:50:36" (1/1) ... [2024-09-11 20:50:36,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:50:36,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:50:36,501 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) [2024-09-11 20:50:36,507 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 [2024-09-11 20:50:36,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:50:36,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:50:36,563 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:50:36,563 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:50:36,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:50:36,565 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:50:36,566 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:50:36,566 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:50:36,566 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:50:36,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:50:36,567 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:50:36,567 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:50:36,567 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:50:36,567 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:50:36,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:50:36,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:50:36,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:50:36,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:50:36,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:50:36,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:50:36,630 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:50:36,632 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:50:36,816 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:50:36,857 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-09-11 20:50:36,858 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:50:36,883 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:50:36,884 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:50:36,884 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:50:36 BoogieIcfgContainer [2024-09-11 20:50:36,884 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:50:36,885 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:50:36,885 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:50:36,886 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:50:36,886 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:50:36" (1/4) ... [2024-09-11 20:50:36,890 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1a25ecba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:50:36, skipping insertion in model container [2024-09-11 20:50:36,890 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:50:36" (2/4) ... [2024-09-11 20:50:36,891 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1a25ecba and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:50:36, skipping insertion in model container [2024-09-11 20:50:36,891 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 11.09 08:50:36" (3/4) ... [2024-09-11 20:50:36,891 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1a25ecba and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:50:36, skipping insertion in model container [2024-09-11 20:50:36,891 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:50:36" (4/4) ... [2024-09-11 20:50:36,893 INFO L79 RefereeObserver]: Analyzing ICFG geo2-ll_valuebound1.c [2024-09-11 20:50:36,898 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:50:36,899 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:50:36,899 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:50:36,899 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-11 20:50:36,899 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:50:36,900 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:50:36,900 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:50:36,900 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-11 20:50:36,900 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from procedure entry to error location [2024-09-11 20:50:36,941 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:50:36,943 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:36,944 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:36,944 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:36,945 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:36,947 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:36,961 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:50:36,962 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:36,964 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:36,964 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:36,965 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:36,968 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:36,988 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:50:37,015 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:50:37,015 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:37,015 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:37,015 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:37,015 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:37,015 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:37,037 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:50:37,037 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:37,037 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:37,038 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:37,038 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:37,038 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:37,048 INFO L514 InvariantChecker]: The annotation(s) from loop head L35-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:50:37,064 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-11 20:50:37,064 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:37,064 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:37,065 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:37,065 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:37,065 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:37,085 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-11 20:50:37,085 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:37,086 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:37,086 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:37,086 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:37,086 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:37,090 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:50:37,106 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:50:37,106 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:37,106 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:37,106 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:37,106 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:37,106 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:37,119 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:50:37,122 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:37,123 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:37,123 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:37,123 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:37,125 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:37,128 INFO L514 InvariantChecker]: The annotation(s) from loop head L35-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:50:37,144 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:50:37,146 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:37,146 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:37,146 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:37,147 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:37,147 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:37,149 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:50:37,149 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:37,149 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:37,149 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:37,149 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:37,149 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:37,153 INFO L514 InvariantChecker]: The annotation(s) from loop head L35-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:50:37,162 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:50:37,166 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:37,166 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:37,167 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:37,167 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:37,167 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:37,172 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:50:37,172 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:37,172 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:37,172 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:37,173 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:37,173 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:37,176 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:50:37,187 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:50:37,188 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:37,188 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:37,188 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:37,188 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:37,188 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:37,189 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:50:37,189 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:37,189 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:37,189 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:37,190 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:37,190 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:37,192 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:50:37,197 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:50:37,198 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1a25ecba and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:50:37, skipping insertion in model container [2024-09-11 20:50:37,198 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:50:37,201 INFO L158 Benchmark]: Toolchain (without parser) took 1098.99ms. Allocated memory is still 142.6MB. Free memory was 85.1MB in the beginning and 84.9MB in the end (delta: 171.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:50:37,201 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:50:37,202 INFO L158 Benchmark]: Witness Parser took 0.21ms. Allocated memory is still 142.6MB. Free memory is still 86.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:50:37,202 INFO L158 Benchmark]: CACSL2BoogieTranslator took 310.09ms. Allocated memory is still 142.6MB. Free memory was 84.8MB in the beginning and 71.6MB in the end (delta: 13.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:50:37,202 INFO L158 Benchmark]: Boogie Preprocessor took 51.22ms. Allocated memory is still 142.6MB. Free memory was 71.6MB in the beginning and 69.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:50:37,203 INFO L158 Benchmark]: RCFGBuilder took 416.91ms. Allocated memory is still 142.6MB. Free memory was 69.3MB in the beginning and 108.0MB in the end (delta: -38.6MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2024-09-11 20:50:37,203 INFO L158 Benchmark]: Referee took 313.70ms. Allocated memory is still 142.6MB. Free memory was 107.3MB in the beginning and 84.9MB in the end (delta: 22.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-09-11 20:50:37,208 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 35 to check that procedure precondition always holds at line 36. Annotation is valid for all loop-free paths from loop head at line 35 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 loop head at line 35 to loop head at line 35. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. 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 35. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.21ms. Allocated memory is still 142.6MB. Free memory is still 86.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 310.09ms. Allocated memory is still 142.6MB. Free memory was 84.8MB in the beginning and 71.6MB in the end (delta: 13.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.22ms. Allocated memory is still 142.6MB. Free memory was 71.6MB in the beginning and 69.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 416.91ms. Allocated memory is still 142.6MB. Free memory was 69.3MB in the beginning and 108.0MB in the end (delta: -38.6MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. * Referee took 313.70ms. Allocated memory is still 142.6MB. Free memory was 107.3MB in the beginning and 84.9MB in the end (delta: 22.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:50:37,237 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound1.c ../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_valuebound1.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-a9b967e-m [2024-09-11 20:50:39,468 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:50:39,548 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-11 20:50:39,553 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:50:39,554 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:50:39,586 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:50:39,586 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:50:39,587 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:50:39,587 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:50:39,591 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:50:39,591 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:50:39,592 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:50:39,592 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:50:39,593 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:50:39,593 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:50:39,593 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:50:39,594 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:50:39,594 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:50:39,594 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:50:39,594 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:50:39,595 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:50:39,599 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:50:39,599 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:50:39,599 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-11 20:50:39,599 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-11 20:50:39,600 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:50:39,600 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-11 20:50:39,600 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:50:39,600 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:50:39,601 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:50:39,601 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:50:39,601 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:50:39,601 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:50:39,602 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:50:39,602 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:50:39,603 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:50:39,604 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:50:39,605 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:50:39,605 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-11 20:50:39,605 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-11 20:50:39,605 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:50:39,606 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:50:39,606 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:50:39,606 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:50:39,606 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-11 20:50:39,607 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:50:39,933 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:50:39,957 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:50:39,961 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:50:39,962 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:50:39,963 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:50:39,964 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound1.c [2024-09-11 20:50:41,506 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:50:41,686 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:50:41,687 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound1.c [2024-09-11 20:50:41,696 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/baf30ea8b/be8e9df66a2e4d109df90dd330bc5c27/FLAGdc73d4d59 [2024-09-11 20:50:42,071 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/baf30ea8b/be8e9df66a2e4d109df90dd330bc5c27 [2024-09-11 20:50:42,074 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:50:42,075 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:50:42,076 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_valuebound1.yml/witness-2.1.yml [2024-09-11 20:50:42,132 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:50:42,133 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:50:42,136 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:50:42,136 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:50:42,140 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:50:42,141 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:50:42" (1/2) ... [2024-09-11 20:50:42,142 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40c06895 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:50:42, skipping insertion in model container [2024-09-11 20:50:42,145 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:50:42" (1/2) ... [2024-09-11 20:50:42,146 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@295bd079 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:50:42, skipping insertion in model container [2024-09-11 20:50:42,146 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:50:42" (2/2) ... [2024-09-11 20:50:42,147 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40c06895 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:42, skipping insertion in model container [2024-09-11 20:50:42,147 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:50:42" (2/2) ... [2024-09-11 20:50:42,158 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:50:42,159 INFO L1541 ArrayList]: Loop invariant at [L35-L44] ((((k <= 1) && (c == 1)) && (x == 1)) && (y == 1)) [2024-09-11 20:50:42,159 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:50:42,159 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0) [2024-09-11 20:50:42,179 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:50:42,361 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_valuebound1.c[525,538] [2024-09-11 20:50:42,385 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:50:42,395 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:50:42,437 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_valuebound1.c[525,538] Start Parsing Local [2024-09-11 20:50:42,450 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:50:42,477 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:50:42,477 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:42 WrapperNode [2024-09-11 20:50:42,478 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:50:42,478 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:50:42,479 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:50:42,479 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:50:42,492 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 11.09 08:50:42" (1/1) ... [2024-09-11 20:50:42,492 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 11.09 08:50:42" (1/1) ... [2024-09-11 20:50:42,499 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 11.09 08:50:42" (1/1) ... [2024-09-11 20:50:42,514 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-11 20:50:42,514 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 11.09 08:50:42" (1/1) ... [2024-09-11 20:50:42,514 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 11.09 08:50:42" (1/1) ... [2024-09-11 20:50:42,521 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 11.09 08:50:42" (1/1) ... [2024-09-11 20:50:42,525 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 11.09 08:50:42" (1/1) ... [2024-09-11 20:50:42,530 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 11.09 08:50:42" (1/1) ... [2024-09-11 20:50:42,531 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 11.09 08:50:42" (1/1) ... [2024-09-11 20:50:42,534 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:50:42,536 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:50:42,536 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:50:42,536 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:50:42,537 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 11.09 08:50:42" (1/1) ... [2024-09-11 20:50:42,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:50:42,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:50:42,567 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) [2024-09-11 20:50:42,573 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 [2024-09-11 20:50:42,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:50:42,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:50:42,617 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:50:42,617 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:50:42,617 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:50:42,617 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:50:42,618 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:50:42,618 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:50:42,618 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:50:42,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:50:42,618 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:50:42,618 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:50:42,618 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:50:42,618 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:50:42,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:50:42,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-11 20:50:42,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:50:42,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-11 20:50:42,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-11 20:50:42,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:50:42,699 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:50:42,703 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:50:43,526 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:50:43,574 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-09-11 20:50:43,574 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:50:43,605 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:50:43,608 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:50:43,609 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:50:43 BoogieIcfgContainer [2024-09-11 20:50:43,609 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:50:43,610 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:50:43,610 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:50:43,611 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:50:43,611 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:50:42" (1/4) ... [2024-09-11 20:50:43,612 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@46e33e51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:50:43, skipping insertion in model container [2024-09-11 20:50:43,612 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:50:42" (2/4) ... [2024-09-11 20:50:43,612 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@46e33e51 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:50:43, skipping insertion in model container [2024-09-11 20:50:43,612 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 11.09 08:50:42" (3/4) ... [2024-09-11 20:50:43,613 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@46e33e51 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:50:43, skipping insertion in model container [2024-09-11 20:50:43,613 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:50:43" (4/4) ... [2024-09-11 20:50:43,614 INFO L79 RefereeObserver]: Analyzing ICFG geo2-ll_valuebound1.c [2024-09-11 20:50:43,618 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:50:43,619 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:50:43,619 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:50:43,620 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-11 20:50:43,620 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:50:43,620 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:50:43,620 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:50:43,621 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-11 20:50:43,621 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 2 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head [2024-09-11 20:50:43,673 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:50:43,674 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:43,675 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:43,676 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:43,676 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:43,678 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:43,692 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:50:43,693 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:43,693 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:43,693 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:43,693 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:43,697 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:43,712 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:50:43,741 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:50:43,741 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:43,741 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:43,742 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:43,743 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:43,743 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:43,763 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:50:43,764 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:43,764 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:43,764 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:43,764 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:43,764 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:43,767 INFO L514 InvariantChecker]: The annotation(s) from loop head L35-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:50:43,780 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-11 20:50:43,781 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:43,781 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:43,781 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:43,781 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:43,782 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:43,789 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-11 20:50:43,789 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:43,789 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:43,790 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:43,790 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:43,790 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:43,792 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:50:43,808 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:50:43,808 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:43,808 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:43,808 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:43,809 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:43,809 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:43,827 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:50:43,827 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:43,827 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:43,827 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:43,827 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:43,833 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:43,836 INFO L514 InvariantChecker]: The annotation(s) from loop head L35-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:50:43,847 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:50:43,847 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:43,848 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:43,848 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:43,848 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:43,848 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:43,851 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:50:43,851 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:43,851 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:43,852 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:43,852 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:43,852 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:43,854 INFO L514 InvariantChecker]: The annotation(s) from loop head L35-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:50:43,864 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:50:43,864 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:43,865 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:43,865 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:43,865 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:43,865 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:43,868 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:50:43,868 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:43,868 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:43,869 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:43,869 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:43,869 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:43,871 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:50:43,880 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:50:43,880 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:43,880 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:43,881 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:43,881 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:43,881 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:43,882 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:50:43,883 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:43,883 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:43,883 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:43,883 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:43,883 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:43,885 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:50:43,888 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:50:43,888 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@46e33e51 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:50:43, skipping insertion in model container [2024-09-11 20:50:43,888 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:50:43,890 INFO L158 Benchmark]: Toolchain (without parser) took 1755.79ms. Allocated memory is still 88.1MB. Free memory was 53.5MB in the beginning and 44.0MB in the end (delta: 9.5MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2024-09-11 20:50:43,891 INFO L158 Benchmark]: CDTParser took 0.89ms. Allocated memory is still 54.5MB. Free memory was 33.2MB in the beginning and 33.2MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:50:43,891 INFO L158 Benchmark]: Witness Parser took 0.63ms. Allocated memory is still 88.1MB. Free memory is still 55.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:50:43,892 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.24ms. Allocated memory is still 88.1MB. Free memory was 53.3MB in the beginning and 61.4MB in the end (delta: -8.1MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2024-09-11 20:50:43,892 INFO L158 Benchmark]: Boogie Preprocessor took 56.88ms. Allocated memory is still 88.1MB. Free memory was 61.4MB in the beginning and 59.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:50:43,893 INFO L158 Benchmark]: RCFGBuilder took 1073.42ms. Allocated memory is still 88.1MB. Free memory was 59.3MB in the beginning and 43.9MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:50:43,893 INFO L158 Benchmark]: Referee took 278.47ms. Allocated memory is still 88.1MB. Free memory was 43.9MB in the beginning and 44.0MB in the end (delta: -83.7kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-09-11 20:50:43,895 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 35 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 assume_abort_if_not to exit of procedure assume_abort_if_not. 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 35. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 36. Annotation is valid for all loop-free paths from loop head at line 35 to loop head at line 35. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.89ms. Allocated memory is still 54.5MB. Free memory was 33.2MB in the beginning and 33.2MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.63ms. Allocated memory is still 88.1MB. Free memory is still 55.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 342.24ms. Allocated memory is still 88.1MB. Free memory was 53.3MB in the beginning and 61.4MB in the end (delta: -8.1MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.88ms. Allocated memory is still 88.1MB. Free memory was 61.4MB in the beginning and 59.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1073.42ms. Allocated memory is still 88.1MB. Free memory was 59.3MB in the beginning and 43.9MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 278.47ms. Allocated memory is still 88.1MB. Free memory was 43.9MB in the beginning and 44.0MB in the end (delta: -83.7kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:50:43,931 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN