./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_valuebound100.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/ps2-ll_valuebound100.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/ps2-ll_valuebound100.c ../results/automizer-verification-files/SV-COMP24_unreach-call/ps2-ll_valuebound100.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 20:52:20,458 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:52:20,512 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:52:20,516 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:52:20,517 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:52:20,532 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:52:20,532 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:52:20,532 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:52:20,533 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:52:20,533 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:52:20,534 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:52:20,534 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:52:20,534 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:52:20,535 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:52:20,535 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:52:20,535 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:52:20,536 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:52:20,536 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:52:20,536 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:52:20,536 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:52:20,537 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:52:20,537 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:52:20,537 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:52:20,538 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:52:20,538 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:52:20,538 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:52:20,538 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:52:20,539 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:52:20,539 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:52:20,539 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:52:20,540 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:52:20,540 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:52:20,540 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:52:20,540 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:52:20,540 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:52:20,541 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:52:20,541 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:52:20,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:52:20,541 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:52:20,541 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:52:20,542 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:52:20,542 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:52:20,542 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:52:20,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:52:20,747 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:52:20,749 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:52:20,751 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:52:20,751 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:52:20,752 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps2-ll_valuebound100.yml/witness-2.1.yml [2024-09-11 20:52:20,799 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:52:20,803 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:52:20,803 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_valuebound100.c [2024-09-11 20:52:21,997 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:52:22,164 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:52:22,165 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_valuebound100.c [2024-09-11 20:52:22,170 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/2b1289129/3cfe86ae9d4343a69171858bb46f3b1c/FLAGc2dde9cea [2024-09-11 20:52:22,186 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/2b1289129/3cfe86ae9d4343a69171858bb46f3b1c [2024-09-11 20:52:22,187 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:52:22,189 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:52:22,190 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:52:22,190 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:52:22,194 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:52:22,195 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 08:52:20" (1/2) ... [2024-09-11 20:52:22,196 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d72ba4f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:22, skipping insertion in model container [2024-09-11 20:52:22,196 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 08:52:20" (1/2) ... [2024-09-11 20:52:22,197 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4e261457 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:22, skipping insertion in model container [2024-09-11 20:52:22,197 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:52:22" (2/2) ... [2024-09-11 20:52:22,197 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d72ba4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:22, skipping insertion in model container [2024-09-11 20:52:22,197 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:52:22" (2/2) ... [2024-09-11 20:52:22,203 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:52:22,206 INFO L1541 ArrayList]: Loop invariant at [L27-L36] (((__int128) 2 * x) == (y + ((__int128) y * y))) [2024-09-11 20:52:22,206 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:52:22,220 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:52:22,366 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/ps2-ll_valuebound100.c[454,467] [2024-09-11 20:52:22,383 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:52:22,393 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-11 20:52:22,423 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/ps2-ll_valuebound100.c[454,467] Start Parsing Local [2024-09-11 20:52:22,428 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:52:22,439 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:52:22,440 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:22 WrapperNode [2024-09-11 20:52:22,440 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:52:22,441 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:52:22,441 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:52:22,441 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:52:22,450 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:22" (1/1) ... [2024-09-11 20:52:22,450 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:22" (1/1) ... [2024-09-11 20:52:22,455 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:22" (1/1) ... [2024-09-11 20:52:22,461 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-11 20:52:22,461 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:22" (1/1) ... [2024-09-11 20:52:22,461 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:22" (1/1) ... [2024-09-11 20:52:22,464 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:22" (1/1) ... [2024-09-11 20:52:22,466 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:22" (1/1) ... [2024-09-11 20:52:22,467 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:22" (1/1) ... [2024-09-11 20:52:22,468 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:22" (1/1) ... [2024-09-11 20:52:22,470 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:52:22,471 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:52:22,471 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:52:22,471 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:52:22,472 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:22" (1/1) ... [2024-09-11 20:52:22,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:52:22,483 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:52:22,498 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 20:52:22,500 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 20:52:22,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:52:22,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:52:22,537 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:52:22,537 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:52:22,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:52:22,537 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:52:22,537 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:52:22,537 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:52:22,537 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:52:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:52:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:52:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:52:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:52:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:52:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:52:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:52:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:52:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:52:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:52:22,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:52:22,594 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:52:22,597 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:52:22,679 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:52:22,708 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-09-11 20:52:22,708 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:52:22,724 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:52:22,724 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:52:22,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:52:22 BoogieIcfgContainer [2024-09-11 20:52:22,724 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:52:22,725 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:52:22,725 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:52:22,727 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:52:22,727 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 08:52:20" (1/4) ... [2024-09-11 20:52:22,728 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@29d55640 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:52:22, skipping insertion in model container [2024-09-11 20:52:22,728 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:52:22" (2/4) ... [2024-09-11 20:52:22,728 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@29d55640 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:52:22, skipping insertion in model container [2024-09-11 20:52:22,728 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:22" (3/4) ... [2024-09-11 20:52:22,729 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@29d55640 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:52:22, skipping insertion in model container [2024-09-11 20:52:22,729 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:52:22" (4/4) ... [2024-09-11 20:52:22,730 INFO L79 RefereeObserver]: Analyzing ICFG ps2-ll_valuebound100.c [2024-09-11 20:52:22,733 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:52:22,733 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:52:22,733 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:52:22,733 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-11 20:52:22,734 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:52:22,734 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 20:52:22,734 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 20:52:22,734 INFO L130 InvariantChecker]: Will check 2 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from procedure entry to error location [2024-09-11 20:52:22,762 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:52:22,763 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:22,763 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:22,764 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:22,764 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:22,766 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:22,780 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:52:22,781 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:22,781 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:22,781 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:22,782 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:22,786 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:22,804 INFO L514 InvariantChecker]: The annotation(s) from loop head L27-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:52:22,817 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:52:22,817 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:22,817 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:22,817 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:22,817 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:22,817 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:22,822 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:52:22,822 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:22,822 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:22,822 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:22,822 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:22,823 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:22,828 INFO L514 InvariantChecker]: The annotation(s) from loop head L27-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:52:22,842 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-11 20:52:22,842 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:22,843 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:22,843 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:22,843 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:22,845 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:22,848 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-11 20:52:22,848 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:22,849 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:22,849 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:22,849 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:22,849 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:22,853 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:52:22,864 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:52:22,868 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:22,868 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:22,869 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:22,869 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:22,869 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:22,881 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:52:22,881 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:22,881 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:22,882 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:22,882 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:22,882 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:22,884 INFO L514 InvariantChecker]: The annotation(s) from loop head L27-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:52:22,893 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:52:22,895 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:22,896 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:22,896 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:22,896 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:22,896 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:22,898 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:52:22,901 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:22,902 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:22,902 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:22,902 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:22,903 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:22,904 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:52:22,911 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:52:22,911 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:22,911 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:22,911 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:22,912 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:22,912 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:22,917 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:52:22,917 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:22,917 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:22,917 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:22,917 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:22,918 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:22,919 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:52:22,922 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:52:22,922 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@29d55640 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:52:22, skipping insertion in model container [2024-09-11 20:52:22,922 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:52:22,924 INFO L158 Benchmark]: Toolchain (without parser) took 733.92ms. Allocated memory was 142.6MB in the beginning and 199.2MB in the end (delta: 56.6MB). Free memory was 68.8MB in the beginning and 133.7MB in the end (delta: -64.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:52:22,924 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 142.6MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:52:22,924 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 142.6MB. Free memory is still 115.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:52:22,925 INFO L158 Benchmark]: CACSL2BoogieTranslator took 250.63ms. Allocated memory was 142.6MB in the beginning and 199.2MB in the end (delta: 56.6MB). Free memory was 68.6MB in the beginning and 167.2MB in the end (delta: -98.6MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2024-09-11 20:52:22,925 INFO L158 Benchmark]: Boogie Preprocessor took 28.80ms. Allocated memory is still 199.2MB. Free memory was 167.2MB in the beginning and 165.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:52:22,925 INFO L158 Benchmark]: RCFGBuilder took 253.91ms. Allocated memory is still 199.2MB. Free memory was 165.1MB in the beginning and 150.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:52:22,926 INFO L158 Benchmark]: Referee took 197.28ms. Allocated memory is still 199.2MB. Free memory was 150.5MB in the beginning and 133.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-11 20:52:22,927 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 27 to check that procedure precondition always holds at line 27. Annotation is valid for all loop-free paths from loop head at line 27 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 check that a call to reach_error is unreachable at line 11. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 27. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from loop head at line 27 to loop head at line 27. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.15ms. Allocated memory is still 142.6MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.13ms. Allocated memory is still 142.6MB. Free memory is still 115.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 250.63ms. Allocated memory was 142.6MB in the beginning and 199.2MB in the end (delta: 56.6MB). Free memory was 68.6MB in the beginning and 167.2MB in the end (delta: -98.6MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.80ms. Allocated memory is still 199.2MB. Free memory was 167.2MB in the beginning and 165.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 253.91ms. Allocated memory is still 199.2MB. Free memory was 165.1MB in the beginning and 150.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 197.28ms. Allocated memory is still 199.2MB. Free memory was 150.5MB in the beginning and 133.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:52:22,951 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/ps2-ll_valuebound100.c ../results/automizer-verification-files/SV-COMP24_unreach-call/ps2-ll_valuebound100.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 20:52:24,684 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:52:24,743 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-11 20:52:24,747 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:52:24,747 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:52:24,773 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:52:24,774 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:52:24,774 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:52:24,775 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:52:24,776 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:52:24,777 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:52:24,777 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:52:24,777 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:52:24,780 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:52:24,780 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:52:24,780 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:52:24,780 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:52:24,781 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:52:24,781 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:52:24,781 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:52:24,781 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:52:24,782 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:52:24,782 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:52:24,784 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-11 20:52:24,784 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-11 20:52:24,784 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:52:24,785 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-11 20:52:24,785 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:52:24,785 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:52:24,785 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:52:24,785 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:52:24,785 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:52:24,785 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:52:24,786 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:52:24,786 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:52:24,786 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:52:24,786 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:52:24,786 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:52:24,787 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-11 20:52:24,787 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-11 20:52:24,788 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:52:24,788 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:52:24,788 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:52:24,788 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:52:24,789 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-11 20:52:24,789 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:52:25,026 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:52:25,042 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:52:25,044 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:52:25,045 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:52:25,046 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:52:25,047 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps2-ll_valuebound100.yml/witness-2.1.yml [2024-09-11 20:52:25,092 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:52:25,092 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:52:25,092 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_valuebound100.c [2024-09-11 20:52:26,374 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:52:26,526 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:52:26,526 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_valuebound100.c [2024-09-11 20:52:26,532 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/d90222e4b/c0c5aca8c14a4f659013af3c18f062f9/FLAG6871495d5 [2024-09-11 20:52:26,547 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/d90222e4b/c0c5aca8c14a4f659013af3c18f062f9 [2024-09-11 20:52:26,548 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:52:26,550 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:52:26,551 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:52:26,552 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:52:26,556 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:52:26,556 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 08:52:25" (1/2) ... [2024-09-11 20:52:26,557 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ce2b9f6 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:26, skipping insertion in model container [2024-09-11 20:52:26,557 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 08:52:25" (1/2) ... [2024-09-11 20:52:26,558 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7d9a8d84 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:26, skipping insertion in model container [2024-09-11 20:52:26,560 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:52:26" (2/2) ... [2024-09-11 20:52:26,561 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ce2b9f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:26, skipping insertion in model container [2024-09-11 20:52:26,561 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:52:26" (2/2) ... [2024-09-11 20:52:26,566 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:52:26,569 INFO L1541 ArrayList]: Loop invariant at [L27-L36] (((__int128) 2 * x) == (y + ((__int128) y * y))) [2024-09-11 20:52:26,569 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:52:26,583 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:52:26,710 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/ps2-ll_valuebound100.c[454,467] [2024-09-11 20:52:26,728 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:52:26,741 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-11 20:52:26,774 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/ps2-ll_valuebound100.c[454,467] Start Parsing Local [2024-09-11 20:52:26,782 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:52:26,796 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:52:26,797 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:26 WrapperNode [2024-09-11 20:52:26,798 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:52:26,798 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:52:26,798 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:52:26,799 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:52:26,808 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:26" (1/1) ... [2024-09-11 20:52:26,808 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:26" (1/1) ... [2024-09-11 20:52:26,815 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:26" (1/1) ... [2024-09-11 20:52:26,824 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-11 20:52:26,824 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:26" (1/1) ... [2024-09-11 20:52:26,825 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:26" (1/1) ... [2024-09-11 20:52:26,829 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:26" (1/1) ... [2024-09-11 20:52:26,833 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:26" (1/1) ... [2024-09-11 20:52:26,834 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:26" (1/1) ... [2024-09-11 20:52:26,835 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:26" (1/1) ... [2024-09-11 20:52:26,837 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:52:26,838 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:52:26,838 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:52:26,838 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:52:26,839 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:26" (1/1) ... [2024-09-11 20:52:26,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:52:26,849 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:52:26,860 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 20:52:26,877 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 20:52:26,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:52:26,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:52:26,912 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:52:26,912 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:52:26,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:52:26,913 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:52:26,913 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:52:26,913 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:52:26,913 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:52:26,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:52:26,913 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:52:26,913 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:52:26,913 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:52:26,913 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:52:26,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:52:26,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-11 20:52:26,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:52:26,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-11 20:52:26,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-11 20:52:26,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:52:26,976 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:52:26,979 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:52:27,646 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:52:27,687 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-09-11 20:52:27,687 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:52:27,705 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:52:27,705 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:52:27,705 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:52:27 BoogieIcfgContainer [2024-09-11 20:52:27,705 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:52:27,706 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:52:27,706 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:52:27,706 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:52:27,707 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 08:52:25" (1/4) ... [2024-09-11 20:52:27,707 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7680e3a8 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:52:27, skipping insertion in model container [2024-09-11 20:52:27,707 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:52:26" (2/4) ... [2024-09-11 20:52:27,707 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7680e3a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:52:27, skipping insertion in model container [2024-09-11 20:52:27,707 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:26" (3/4) ... [2024-09-11 20:52:27,707 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7680e3a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:52:27, skipping insertion in model container [2024-09-11 20:52:27,708 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:52:27" (4/4) ... [2024-09-11 20:52:27,710 INFO L79 RefereeObserver]: Analyzing ICFG ps2-ll_valuebound100.c [2024-09-11 20:52:27,712 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:52:27,713 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:52:27,713 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:52:27,713 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-11 20:52:27,713 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:52:27,716 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 20:52:27,716 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 20:52:27,716 INFO L130 InvariantChecker]: Will check 2 loop-free subgraphs from loop head to error location, 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head [2024-09-11 20:52:27,755 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:52:27,755 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:27,756 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:27,756 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:27,758 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:27,759 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:27,775 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:52:27,776 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:27,777 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:27,777 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:27,777 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:27,782 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:27,793 INFO L514 InvariantChecker]: The annotation(s) from loop head L27-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:52:27,807 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:52:27,808 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:27,808 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:27,808 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:27,808 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:27,808 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:27,812 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:52:27,813 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:27,813 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:27,813 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:27,813 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:27,813 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:31,875 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:52:31,906 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-11 20:52:31,907 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:31,907 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:31,907 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:31,907 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:31,907 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:31,912 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-11 20:52:31,912 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:31,912 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:31,912 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:31,912 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:31,912 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:31,919 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:52:31,930 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:52:31,931 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:31,935 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:31,935 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:31,935 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:31,935 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:31,951 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:52:31,951 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:31,951 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:31,951 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:31,951 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:31,951 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:36,091 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:52:36,138 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:52:36,138 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:36,138 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:36,138 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:36,138 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:36,138 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:36,141 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:52:36,141 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:36,141 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:36,141 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:36,141 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:36,142 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:36,144 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:52:36,150 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:52:36,150 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:36,150 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:36,150 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:36,150 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:36,150 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:36,152 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:52:36,152 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:36,152 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:36,152 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:36,152 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:36,152 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:36,153 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:52:36,157 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness [2024-09-11 20:52:36,157 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7680e3a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:52:36, skipping insertion in model container [2024-09-11 20:52:36,158 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:52:36,159 INFO L158 Benchmark]: Toolchain (without parser) took 9608.56ms. Allocated memory is still 90.2MB. Free memory was 60.8MB in the beginning and 63.9MB in the end (delta: -3.0MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. [2024-09-11 20:52:36,159 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 62.9MB. Free memory is still 43.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:52:36,159 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 62.9MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:52:36,160 INFO L158 Benchmark]: CACSL2BoogieTranslator took 246.87ms. Allocated memory is still 90.2MB. Free memory was 60.6MB in the beginning and 47.1MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:52:36,160 INFO L158 Benchmark]: Boogie Preprocessor took 38.84ms. Allocated memory is still 90.2MB. Free memory was 47.1MB in the beginning and 44.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:52:36,161 INFO L158 Benchmark]: RCFGBuilder took 867.42ms. Allocated memory is still 90.2MB. Free memory was 44.7MB in the beginning and 55.9MB in the end (delta: -11.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-11 20:52:36,161 INFO L158 Benchmark]: Referee took 8451.85ms. Allocated memory is still 90.2MB. Free memory was 55.9MB in the beginning and 63.9MB in the end (delta: -7.9MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2024-09-11 20:52:36,163 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Insufficient resources for checking whether annotation is a valid proof of correctness Insufficient resources for checking whether annotation is a valid proof of correctness Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 27 to check that procedure precondition always holds at line 28. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 27 to loop head at line 27. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 27. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from loop head at line 27 to check that procedure precondition always holds at line 27. 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. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.15ms. Allocated memory is still 62.9MB. Free memory is still 43.8MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.08ms. Allocated memory is still 62.9MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 246.87ms. Allocated memory is still 90.2MB. Free memory was 60.6MB in the beginning and 47.1MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.84ms. Allocated memory is still 90.2MB. Free memory was 47.1MB in the beginning and 44.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 867.42ms. Allocated memory is still 90.2MB. Free memory was 44.7MB in the beginning and 55.9MB in the end (delta: -11.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Referee took 8451.85ms. Allocated memory is still 90.2MB. Free memory was 55.9MB in the beginning and 63.9MB in the end (delta: -7.9MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:52:36,208 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