./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound1.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/ps5-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/ps5-ll_valuebound1.c ../results/automizer-verification-files/SV-COMP24_unreach-call/ps5-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 20:53:00,253 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:53:00,308 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:53:00,312 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:53:00,312 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:53:00,350 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:53:00,351 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:53:00,351 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:53:00,352 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:53:00,352 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:53:00,353 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:53:00,353 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:53:00,354 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:53:00,354 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:53:00,354 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:53:00,355 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:53:00,355 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:53:00,355 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:53:00,356 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:53:00,356 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:53:00,356 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:53:00,360 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:53:00,360 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:53:00,361 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:53:00,361 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:53:00,361 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:53:00,361 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:53:00,361 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:53:00,362 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:53:00,362 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:53:00,362 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:53:00,362 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:53:00,362 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:53:00,362 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:53:00,363 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:53:00,363 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:53:00,363 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:53:00,364 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:53:00,365 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:53:00,365 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:53:00,365 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:53:00,371 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:53:00,372 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:53:00,615 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:53:00,636 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:53:00,638 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:53:00,639 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:53:00,639 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:53:00,640 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound1.c [2024-09-11 20:53:01,927 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:53:02,081 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:53:02,082 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound1.c [2024-09-11 20:53:02,092 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/33a1b1c07/7578392ae7254e93a8954a177046879f/FLAGd5ea34d01 [2024-09-11 20:53:02,490 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/33a1b1c07/7578392ae7254e93a8954a177046879f [2024-09-11 20:53:02,492 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:53:02,494 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:53:02,495 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps5-ll_valuebound1.yml/witness-2.1.yml [2024-09-11 20:53:02,537 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:53:02,538 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:53:02,541 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:53:02,541 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:53:02,545 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:53:02,546 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:53:02" (1/2) ... [2024-09-11 20:53:02,547 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ca20eff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:02, skipping insertion in model container [2024-09-11 20:53:02,547 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:53:02" (1/2) ... [2024-09-11 20:53:02,549 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@27a06e74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:02, skipping insertion in model container [2024-09-11 20:53:02,549 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 08:53:02" (2/2) ... [2024-09-11 20:53:02,550 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ca20eff and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:02, skipping insertion in model container [2024-09-11 20:53:02,550 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 08:53:02" (2/2) ... [2024-09-11 20:53:02,556 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:53:02,558 INFO L1541 ArrayList]: Loop invariant at [L28-L37] (((((k == 1) && (c == 1)) && (x == 1)) && (y == 1)) || (((((0 <= k) && (c == 0)) && (k <= 1)) && (y == 0)) && (x == 0))) [2024-09-11 20:53:02,558 INFO L1541 ArrayList]: Function contract at [L6]: requires null, ensures (\old(cond) != 0) [2024-09-11 20:53:02,559 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:53:02,574 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:53:02,708 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/ps5-ll_valuebound1.c[458,471] [2024-09-11 20:53:02,725 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:53:02,732 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:53:02,776 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/ps5-ll_valuebound1.c[458,471] Start Parsing Local [2024-09-11 20:53:02,786 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:53:02,801 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:53:02,801 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:02 WrapperNode [2024-09-11 20:53:02,802 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:53:02,802 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:53:02,803 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:53:02,803 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:53:02,813 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 08:53:02" (1/1) ... [2024-09-11 20:53:02,813 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 08:53:02" (1/1) ... [2024-09-11 20:53:02,818 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 08:53:02" (1/1) ... [2024-09-11 20:53:02,827 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 20:53:02,827 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 08:53:02" (1/1) ... [2024-09-11 20:53:02,828 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 08:53:02" (1/1) ... [2024-09-11 20:53:02,834 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 08:53:02" (1/1) ... [2024-09-11 20:53:02,837 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 08:53:02" (1/1) ... [2024-09-11 20:53:02,838 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 08:53:02" (1/1) ... [2024-09-11 20:53:02,839 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 08:53:02" (1/1) ... [2024-09-11 20:53:02,841 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:53:02,841 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:53:02,841 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:53:02,842 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:53:02,842 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 08:53:02" (1/1) ... [2024-09-11 20:53:02,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:53:02,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:53:02,869 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 20:53:02,874 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 20:53:02,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:53:02,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:53:02,916 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:53:02,916 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:53:02,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:53:02,917 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:53:02,918 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:53:02,918 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:53:02,918 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:53:02,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:53:02,918 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2024-09-11 20:53:02,918 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:53:02,919 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:53:02,919 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:53:02,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:53:02,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:53:02,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:53:02,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:53:02,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:53:02,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:53:02,980 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:53:02,984 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:53:03,131 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:53:03,181 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-09-11 20:53:03,181 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:53:03,204 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:53:03,206 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:53:03,207 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:53:03 BoogieIcfgContainer [2024-09-11 20:53:03,207 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:53:03,208 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:53:03,208 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:53:03,209 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:53:03,209 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:53:02" (1/4) ... [2024-09-11 20:53:03,209 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1e78935d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:53:03, skipping insertion in model container [2024-09-11 20:53:03,210 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 08:53:02" (2/4) ... [2024-09-11 20:53:03,211 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1e78935d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:53:03, skipping insertion in model container [2024-09-11 20:53:03,211 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 08:53:02" (3/4) ... [2024-09-11 20:53:03,211 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1e78935d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:53:03, skipping insertion in model container [2024-09-11 20:53:03,211 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 08:53:03" (4/4) ... [2024-09-11 20:53:03,212 INFO L79 RefereeObserver]: Analyzing ICFG ps5-ll_valuebound1.c [2024-09-11 20:53:03,216 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:53:03,217 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 20:53:03,232 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:53:03,232 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:53:03,232 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:53:03,232 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:53:03,232 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 20:53:03,232 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 20:53:03,232 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-11 20:53:03,233 INFO L130 InvariantChecker]: Will check 3 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-11 20:53:03,297 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:53:03,297 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:03,298 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:03,298 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:03,299 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:03,301 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:03,310 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:53:03,311 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:03,311 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:03,311 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:03,312 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:03,314 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:03,329 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:53:03,344 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:53:03,344 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:03,344 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:03,344 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:03,344 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:03,345 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:03,362 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:53:03,362 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:03,362 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:03,362 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:03,362 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:03,366 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:03,372 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:53:03,385 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:53:03,387 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:03,388 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:03,388 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:03,388 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:03,388 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:03,391 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:53:03,392 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:03,392 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:03,392 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:03,392 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:03,393 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:03,397 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:53:03,410 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:53:03,411 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:03,411 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:03,411 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:03,411 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:03,412 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:03,426 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:53:03,427 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:03,430 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:03,430 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:03,430 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:03,430 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:03,432 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:53:03,441 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:53:03,442 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:03,442 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:03,442 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:03,442 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:03,442 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:03,452 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:53:03,452 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:03,452 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:03,452 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:03,453 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:03,453 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:03,459 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:53:03,476 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:53:03,477 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:03,477 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:03,477 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:03,477 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:03,477 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:03,483 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:53:03,484 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:03,484 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:03,484 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:03,484 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:03,487 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:03,490 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:53:03,500 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:53:03,502 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:03,502 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:03,502 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:03,503 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:03,503 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:03,504 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:53:03,505 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:03,505 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:03,505 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:03,506 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:03,506 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:03,508 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:53:03,521 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:53:03,522 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:03,522 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:03,522 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:03,522 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:03,523 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:03,537 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-11 20:53:03,538 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:03,538 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:03,539 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:03,540 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:03,542 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:03,545 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:53:03,548 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:53:03,549 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1e78935d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:53:03, skipping insertion in model container [2024-09-11 20:53:03,549 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:53:03,552 INFO L158 Benchmark]: Toolchain (without parser) took 1011.86ms. Allocated memory was 155.2MB in the beginning and 209.7MB in the end (delta: 54.5MB). Free memory was 83.8MB in the beginning and 144.3MB in the end (delta: -60.5MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB. [2024-09-11 20:53:03,553 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 155.2MB. Free memory is still 120.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:03,553 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 155.2MB. Free memory is still 85.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:03,554 INFO L158 Benchmark]: CACSL2BoogieTranslator took 261.08ms. Allocated memory is still 155.2MB. Free memory was 83.5MB in the beginning and 69.2MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:53:03,554 INFO L158 Benchmark]: Boogie Preprocessor took 38.36ms. Allocated memory is still 155.2MB. Free memory was 69.2MB in the beginning and 67.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:53:03,555 INFO L158 Benchmark]: RCFGBuilder took 365.97ms. Allocated memory is still 155.2MB. Free memory was 67.1MB in the beginning and 51.7MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:53:03,556 INFO L158 Benchmark]: Referee took 340.95ms. Allocated memory was 155.2MB in the beginning and 209.7MB in the end (delta: 54.5MB). Free memory was 51.7MB in the beginning and 144.3MB in the end (delta: -92.6MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2024-09-11 20:53:03,558 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness Annotation is a valid proof of correctness Annotation is valid for all loop-free paths from loop head at line 28 to loop head at line 28. Annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 29. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 11. Annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 28. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 28. Annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 39. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 155.2MB. Free memory is still 120.8MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.13ms. Allocated memory is still 155.2MB. Free memory is still 85.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 261.08ms. Allocated memory is still 155.2MB. Free memory was 83.5MB in the beginning and 69.2MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.36ms. Allocated memory is still 155.2MB. Free memory was 69.2MB in the beginning and 67.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 365.97ms. Allocated memory is still 155.2MB. Free memory was 67.1MB in the beginning and 51.7MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 340.95ms. Allocated memory was 155.2MB in the beginning and 209.7MB in the end (delta: 54.5MB). Free memory was 51.7MB in the beginning and 144.3MB in the end (delta: -92.6MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:53:03,583 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/ps5-ll_valuebound1.c ../results/automizer-verification-files/SV-COMP24_unreach-call/ps5-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 20:53:05,549 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:53:05,604 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-11 20:53:05,607 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:53:05,608 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:53:05,640 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:53:05,642 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:53:05,642 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:53:05,643 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:53:05,644 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:53:05,645 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:53:05,645 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:53:05,645 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:53:05,647 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:53:05,648 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:53:05,648 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:53:05,648 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:53:05,648 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:53:05,648 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:53:05,649 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:53:05,649 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:53:05,649 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:53:05,649 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:53:05,650 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-11 20:53:05,650 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-11 20:53:05,650 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:53:05,651 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-11 20:53:05,651 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:53:05,651 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:53:05,651 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:53:05,651 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:53:05,652 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:53:05,652 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:53:05,652 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:53:05,652 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:53:05,652 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:53:05,653 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:53:05,653 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:53:05,653 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-11 20:53:05,653 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-11 20:53:05,653 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:53:05,654 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:53:05,654 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:53:05,654 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:53:05,654 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-11 20:53:05,654 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:53:05,923 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:53:05,947 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:53:05,951 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:53:05,953 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:53:05,954 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:53:05,955 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps5-ll_valuebound1.yml/witness-2.1.yml [2024-09-11 20:53:06,001 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:53:06,001 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:53:06,001 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound1.c [2024-09-11 20:53:07,341 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:53:07,491 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:53:07,491 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound1.c [2024-09-11 20:53:07,497 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/9b3991982/0b6b4863c48c4195b13b8b30704a845a/FLAG928246a70 [2024-09-11 20:53:07,900 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/9b3991982/0b6b4863c48c4195b13b8b30704a845a [2024-09-11 20:53:07,901 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:53:07,903 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:53:07,906 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:53:07,906 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:53:07,911 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:53:07,911 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 08:53:06" (1/2) ... [2024-09-11 20:53:07,912 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f2f4daa and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:07, skipping insertion in model container [2024-09-11 20:53:07,913 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 08:53:06" (1/2) ... [2024-09-11 20:53:07,914 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@20157013 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:07, skipping insertion in model container [2024-09-11 20:53:07,914 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:53:07" (2/2) ... [2024-09-11 20:53:07,914 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f2f4daa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:07, skipping insertion in model container [2024-09-11 20:53:07,914 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:53:07" (2/2) ... [2024-09-11 20:53:07,920 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:53:07,921 INFO L1541 ArrayList]: Loop invariant at [L28-L37] (((((k == 1) && (c == 1)) && (x == 1)) && (y == 1)) || (((((0 <= k) && (c == 0)) && (k <= 1)) && (y == 0)) && (x == 0))) [2024-09-11 20:53:07,921 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:53:07,921 INFO L1541 ArrayList]: Function contract at [L6]: requires null, ensures (\old(cond) != 0) [2024-09-11 20:53:07,937 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:53:08,064 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/ps5-ll_valuebound1.c[458,471] [2024-09-11 20:53:08,081 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:53:08,090 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:53:08,119 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/ps5-ll_valuebound1.c[458,471] Start Parsing Local [2024-09-11 20:53:08,131 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:53:08,143 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:53:08,143 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:08 WrapperNode [2024-09-11 20:53:08,143 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:53:08,144 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:53:08,144 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:53:08,144 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:53:08,154 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:08" (1/1) ... [2024-09-11 20:53:08,154 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:08" (1/1) ... [2024-09-11 20:53:08,160 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:08" (1/1) ... [2024-09-11 20:53:08,167 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 20:53:08,168 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:08" (1/1) ... [2024-09-11 20:53:08,168 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:08" (1/1) ... [2024-09-11 20:53:08,173 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:08" (1/1) ... [2024-09-11 20:53:08,175 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:08" (1/1) ... [2024-09-11 20:53:08,177 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:08" (1/1) ... [2024-09-11 20:53:08,177 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:08" (1/1) ... [2024-09-11 20:53:08,179 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:53:08,180 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:53:08,180 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:53:08,180 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:53:08,180 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:08" (1/1) ... [2024-09-11 20:53:08,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:53:08,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:53:08,209 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 20:53:08,211 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 20:53:08,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:53:08,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:53:08,245 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:53:08,245 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:53:08,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:53:08,245 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:53:08,245 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:53:08,246 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:53:08,246 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:53:08,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:53:08,246 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2024-09-11 20:53:08,246 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:53:08,246 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:53:08,246 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:53:08,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:53:08,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-11 20:53:08,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:53:08,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-11 20:53:08,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-11 20:53:08,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:53:08,305 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:53:08,307 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:53:11,443 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:53:11,509 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-09-11 20:53:11,509 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:53:11,529 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:53:11,530 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:53:11,530 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:53:11 BoogieIcfgContainer [2024-09-11 20:53:11,530 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:53:11,530 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:53:11,531 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:53:11,531 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:53:11,531 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 08:53:06" (1/4) ... [2024-09-11 20:53:11,532 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@8fd4036 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:53:11, skipping insertion in model container [2024-09-11 20:53:11,532 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:53:07" (2/4) ... [2024-09-11 20:53:11,532 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@8fd4036 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:53:11, skipping insertion in model container [2024-09-11 20:53:11,532 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:08" (3/4) ... [2024-09-11 20:53:11,532 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@8fd4036 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:53:11, skipping insertion in model container [2024-09-11 20:53:11,533 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:53:11" (4/4) ... [2024-09-11 20:53:11,534 INFO L79 RefereeObserver]: Analyzing ICFG ps5-ll_valuebound1.c [2024-09-11 20:53:11,536 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:53:11,537 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 20:53:11,537 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:53:11,537 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:53:11,537 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:53:11,538 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:53:11,538 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 20:53:11,538 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 20:53:11,538 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-11 20:53:11,538 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-11 20:53:11,578 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:53:11,579 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:11,579 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:11,580 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:11,583 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:11,585 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:11,598 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:53:11,599 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:11,599 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:11,599 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:11,600 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:11,604 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:11,621 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:53:11,652 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:53:11,652 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:11,652 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:11,652 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:11,653 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:11,653 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:11,667 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:53:11,667 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:11,667 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:11,668 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:11,668 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:11,668 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:11,670 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:53:11,684 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:53:11,686 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:11,687 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:11,687 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:11,687 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:11,687 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:11,691 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:53:11,692 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:11,692 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:11,692 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:11,692 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:11,692 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:12,197 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:53:12,250 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:53:12,250 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:12,250 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:12,250 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:12,250 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:12,250 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:12,257 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:53:12,257 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:12,257 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:12,257 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:12,258 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:12,258 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:12,260 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:53:12,276 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:53:12,277 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:12,277 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:12,277 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:12,277 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:12,277 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:12,294 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:53:12,294 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:12,295 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:12,295 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:12,295 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:12,295 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:12,821 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:53:12,862 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:53:12,862 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:12,863 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:12,863 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:12,863 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:12,863 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:12,866 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:53:12,867 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:12,867 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:12,868 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:12,868 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:12,868 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:12,870 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:53:12,883 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:53:12,884 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:12,884 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:12,884 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:12,884 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:12,884 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:12,885 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:53:12,885 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:12,885 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:12,885 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:12,886 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:12,886 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:12,887 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:53:12,897 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:53:12,897 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:12,898 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:12,898 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:12,898 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:12,898 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:12,916 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-11 20:53:12,916 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:12,916 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:12,916 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:12,916 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:12,919 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:13,247 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:53:13,278 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:53:13,279 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@8fd4036 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:53:13, skipping insertion in model container [2024-09-11 20:53:13,279 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:53:13,280 INFO L158 Benchmark]: Toolchain (without parser) took 5377.36ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 30.5MB in the beginning and 63.9MB in the end (delta: -33.4MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2024-09-11 20:53:13,281 INFO L158 Benchmark]: Witness Parser took 1.08ms. Allocated memory is still 67.1MB. Free memory was 43.9MB in the beginning and 43.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:13,281 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 67.1MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:13,282 INFO L158 Benchmark]: CACSL2BoogieTranslator took 237.99ms. Allocated memory is still 67.1MB. Free memory was 30.3MB in the beginning and 40.0MB in the end (delta: -9.7MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2024-09-11 20:53:13,282 INFO L158 Benchmark]: Boogie Preprocessor took 34.85ms. Allocated memory is still 67.1MB. Free memory was 40.0MB in the beginning and 37.9MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:13,282 INFO L158 Benchmark]: RCFGBuilder took 3350.45ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 37.9MB in the beginning and 61.1MB in the end (delta: -23.2MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2024-09-11 20:53:13,283 INFO L158 Benchmark]: Referee took 1748.60ms. Allocated memory is still 88.1MB. Free memory was 61.1MB in the beginning and 63.9MB in the end (delta: -2.8MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. [2024-09-11 20:53:13,285 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness Annotation is a valid proof of correctness Annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 39. Annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 28. 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 28. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 11. 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 loop head at line 28 to check that procedure precondition always holds at line 29. Annotation is valid for all loop-free paths from loop head at line 28 to loop head at line 28. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 1.08ms. Allocated memory is still 67.1MB. Free memory was 43.9MB in the beginning and 43.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.09ms. Allocated memory is still 67.1MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 237.99ms. Allocated memory is still 67.1MB. Free memory was 30.3MB in the beginning and 40.0MB in the end (delta: -9.7MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.85ms. Allocated memory is still 67.1MB. Free memory was 40.0MB in the beginning and 37.9MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 3350.45ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 37.9MB in the beginning and 61.1MB in the end (delta: -23.2MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. * Referee took 1748.60ms. Allocated memory is still 88.1MB. Free memory was 61.1MB in the beginning and 63.9MB in the end (delta: -2.8MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:53:13,330 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