./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound1.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/hard-u_valuebound1.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5189fb62 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/hard-u_valuebound1.c ../results/automizer-verification-files/SV-COMP24_unreach-call/hard-u_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-5189fb6-m [2024-09-13 05:08:05,601 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 05:08:05,652 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-13 05:08:05,656 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 05:08:05,656 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 05:08:05,685 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 05:08:05,687 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 05:08:05,687 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 05:08:05,688 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 05:08:05,690 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 05:08:05,690 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 05:08:05,691 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 05:08:05,691 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 05:08:05,691 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 05:08:05,691 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 05:08:05,691 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 05:08:05,692 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 05:08:05,692 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 05:08:05,692 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-13 05:08:05,700 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 05:08:05,700 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 05:08:05,700 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 05:08:05,701 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 05:08:05,701 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 05:08:05,701 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 05:08:05,701 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 05:08:05,701 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 05:08:05,701 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 05:08:05,702 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 05:08:05,702 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 05:08:05,702 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 05:08:05,702 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 05:08:05,702 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 05:08:05,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:08:05,702 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 05:08:05,702 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 05:08:05,703 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 05:08:05,703 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-13 05:08:05,703 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-13 05:08:05,703 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 05:08:05,703 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 05:08:05,704 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 05:08:05,704 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 05:08:05,705 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 05:08:05,894 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 05:08:05,913 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 05:08:05,914 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 05:08:05,915 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 05:08:05,916 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 05:08:05,917 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound1.c [2024-09-13 05:08:07,095 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 05:08:07,227 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 05:08:07,227 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound1.c [2024-09-13 05:08:07,234 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/d30bc14cc/5199639e007949fc8ff5e8a4ddd6512a/FLAG769870641 [2024-09-13 05:08:07,246 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/d30bc14cc/5199639e007949fc8ff5e8a4ddd6512a [2024-09-13 05:08:07,248 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 05:08:07,248 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 05:08:07,250 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/hard-u_valuebound1.yml/witness-2.1.yml [2024-09-13 05:08:07,285 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 05:08:07,286 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 05:08:07,287 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 05:08:07,287 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 05:08:07,291 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 05:08:07,291 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:08:07" (1/2) ... [2024-09-13 05:08:07,292 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1118230d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:07, skipping insertion in model container [2024-09-13 05:08:07,292 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:08:07" (1/2) ... [2024-09-13 05:08:07,294 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@20fb898c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:07, skipping insertion in model container [2024-09-13 05:08:07,295 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:08:07" (2/2) ... [2024-09-13 05:08:07,295 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1118230d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:07, skipping insertion in model container [2024-09-13 05:08:07,295 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:08:07" (2/2) ... [2024-09-13 05:08:07,302 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 05:08:07,304 INFO L1541 ArrayList]: Loop invariant at [L36-L44] (((((((((d % 4294967296) == 1) && ((A % 4294967296) <= 1)) && ((A / 4294967296) == (r / 4294967296))) && ((A + ((r / 4294967296) * 4294967296)) == (r + ((A / 4294967296) * 4294967296)))) && (q == 0)) && (B == d)) && (p == 1)) || ((((((((B % 4294967296) == 1) && (((long long) B * 2) == d)) && (p == 2)) && ((A / 4294967296) == (r / 4294967296))) && ((r % 4294967296) == 1)) && ((A + ((r / 4294967296) * 4294967296)) == (r + ((A / 4294967296) * 4294967296)))) && (q == 0))) [2024-09-13 05:08:07,305 INFO L1541 ArrayList]: Loop invariant at [L46-L58] (((((((((((A % 4294967296) == ((B + r) % 4294967296)) && ((A % 4294967296) <= 1)) && ((A / 4294967296) == (r / 4294967296))) && (d == 1)) && ((r % 4294967296) < 1)) && (q == 1)) && (1 <= (((B % 2147483648) + r) % 4294967296))) && (p == 1)) || ((((((((B % 4294967296) == 1) && (((long long) B * 2) == d)) && (p == 2)) && ((A % 4294967296) == 1)) && ((A / 4294967296) == (r / 4294967296))) && ((r % 4294967296) == 1)) && (q == 0))) || (((((((r % 4294967296) <= 0) && (A == r)) && ((d % 4294967296) == 1)) && (q == 0)) && (B == d)) && (p == 1))) [2024-09-13 05:08:07,305 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0) [2024-09-13 05:08:07,305 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-13 05:08:07,320 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 05:08:07,423 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/hard-u_valuebound1.c[537,550] [2024-09-13 05:08:07,436 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:08:07,443 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-13 05:08:07,469 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/hard-u_valuebound1.c[537,550] Start Parsing Local Start Parsing Local [2024-09-13 05:08:07,488 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:08:07,498 INFO L204 MainTranslator]: Completed translation [2024-09-13 05:08:07,499 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:07 WrapperNode [2024-09-13 05:08:07,499 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 05:08:07,500 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 05:08:07,500 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 05:08:07,500 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 05:08:07,509 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:07" (1/1) ... [2024-09-13 05:08:07,509 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:07" (1/1) ... [2024-09-13 05:08:07,517 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:07" (1/1) ... [2024-09-13 05:08:07,525 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 [2024-09-13 05:08:07,525 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:07" (1/1) ... [2024-09-13 05:08:07,525 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:07" (1/1) ... [2024-09-13 05:08:07,530 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:07" (1/1) ... [2024-09-13 05:08:07,532 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:07" (1/1) ... [2024-09-13 05:08:07,534 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:07" (1/1) ... [2024-09-13 05:08:07,535 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:07" (1/1) ... [2024-09-13 05:08:07,536 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 05:08:07,537 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 05:08:07,537 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 05:08:07,537 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 05:08:07,538 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:07" (1/1) ... [2024-09-13 05:08:07,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:08:07,549 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 05:08:07,561 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-13 05:08:07,563 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-13 05:08:07,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 05:08:07,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 05:08:07,593 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 05:08:07,593 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 05:08:07,593 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 05:08:07,593 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 05:08:07,593 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 05:08:07,593 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 05:08:07,593 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 05:08:07,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 05:08:07,594 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-13 05:08:07,594 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 05:08:07,594 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 05:08:07,594 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 05:08:07,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 05:08:07,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-13 05:08:07,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 05:08:07,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-13 05:08:07,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-13 05:08:07,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 05:08:07,641 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 05:08:07,643 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 05:08:07,901 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 05:08:07,916 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 05:08:07,940 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 05:08:07,940 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-13 05:08:07,941 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:08:07 BoogieIcfgContainer [2024-09-13 05:08:07,941 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 05:08:07,941 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 05:08:07,941 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 05:08:07,942 INFO L274 PluginConnector]: Referee initialized [2024-09-13 05:08:07,942 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 05:08:07" (1/4) ... [2024-09-13 05:08:07,942 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@48b1417f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:08:07, skipping insertion in model container [2024-09-13 05:08:07,942 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:08:07" (2/4) ... [2024-09-13 05:08:07,943 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@48b1417f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:08:07, skipping insertion in model container [2024-09-13 05:08:07,943 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:07" (3/4) ... [2024-09-13 05:08:07,943 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@48b1417f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:08:07, skipping insertion in model container [2024-09-13 05:08:07,943 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:08:07" (4/4) ... [2024-09-13 05:08:07,944 INFO L79 RefereeObserver]: Analyzing ICFG hard-u_valuebound1.c [2024-09-13 05:08:07,946 INFO L112 InvariantChecker]: Found 2 loops. [2024-09-13 05:08:07,947 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:08:07,947 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-13 05:08:07,947 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:08:07,947 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-13 05:08:07,948 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-13 05:08:07,948 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-13 05:08:07,948 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-13 05:08:07,948 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-13 05:08:07,948 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 05:08:07,948 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 05:08:07,948 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:08:07,949 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 05:08:07,949 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-13 05:08:07,949 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 05:08:07,949 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from procedure entry to error location, 7 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from loop head to loop head [2024-09-13 05:08:07,998 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-13 05:08:07,998 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:07,999 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:07,999 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:08,000 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:08,001 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:08,009 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-13 05:08:08,010 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:08,010 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:08,010 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:08,011 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:08,013 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:08,027 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:08:08,052 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-13 05:08:08,053 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:08,054 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:08,054 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:08,054 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:08,054 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:08,081 INFO L101 BaseMinimizeStates]: Removed 18 edges and 6 locations by large block encoding [2024-09-13 05:08:08,081 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:08,081 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:08,081 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:08,081 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:08,086 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:08,098 INFO L514 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:08:08,113 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 05:08:08,114 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:08,114 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:08,114 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:08,114 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:08,114 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:08,120 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 05:08:08,121 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:08,121 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:08,121 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:08,121 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:08,121 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:08,125 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:08:08,138 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 8 edges [2024-09-13 05:08:08,139 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:08,139 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:08,139 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:08,139 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:08,139 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:08,174 INFO L101 BaseMinimizeStates]: Removed 14 edges and 6 locations by large block encoding [2024-09-13 05:08:08,174 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:08,175 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:08,175 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:08,175 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:08,182 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:08,195 INFO L514 InvariantChecker]: The annotation(s) from loop head L54-2 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:08:08,208 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-13 05:08:08,209 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:08,209 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:08,209 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:08,209 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:08,210 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:08,228 INFO L101 BaseMinimizeStates]: Removed 16 edges and 6 locations by large block encoding [2024-09-13 05:08:08,228 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:08,229 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:08,229 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:08,229 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:08,232 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:08,236 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:08:08,247 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-13 05:08:08,247 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:08,247 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:08,248 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:08,248 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:08,248 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:08,260 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-13 05:08:08,260 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:08,260 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:08,261 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:08,261 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:08,263 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:12,268 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 05:08:12,286 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-13 05:08:12,286 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:12,286 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:12,286 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:12,287 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:12,287 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:12,305 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-13 05:08:12,306 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:12,306 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:12,306 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:12,306 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:12,306 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:12,314 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:08:12,323 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-13 05:08:12,323 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:12,325 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:12,325 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:12,325 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:12,325 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:12,329 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-13 05:08:12,330 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:12,330 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:12,330 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:12,330 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:12,330 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:12,332 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:08:12,339 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:08:12,339 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:12,339 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:12,339 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:12,340 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:12,340 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:12,343 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:08:12,343 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:12,343 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:12,343 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:12,343 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:12,343 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:16,347 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 05:08:16,359 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:08:16,359 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:16,359 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:16,359 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:16,359 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:16,359 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:16,362 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:08:16,362 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:16,362 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:16,362 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:16,362 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:16,362 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:16,364 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:08:16,370 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 05:08:16,370 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:16,371 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:16,371 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:16,371 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:16,371 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:16,375 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 05:08:16,375 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:16,376 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:16,376 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:16,376 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:16,376 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:20,379 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 05:08:20,389 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 05:08:20,389 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:20,389 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:20,389 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:20,389 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:20,389 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:20,391 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 05:08:20,392 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:20,392 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:20,392 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:20,392 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:20,392 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:20,395 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:08:20,401 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:08:20,402 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:20,402 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:20,402 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:20,402 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:20,402 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:20,403 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:08:20,403 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:20,403 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:20,403 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:20,403 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:20,404 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:20,406 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 05:08:20,413 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 05:08:20,413 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:20,413 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:20,414 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:20,414 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:20,414 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:20,419 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 05:08:20,419 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:20,420 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:20,420 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:20,420 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:20,420 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:24,423 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 05:08:24,427 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-13 05:08:24,428 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@48b1417f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 05:08:24, skipping insertion in model container [2024-09-13 05:08:24,430 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 05:08:24,431 INFO L158 Benchmark]: Toolchain (without parser) took 17144.01ms. Allocated memory is still 174.1MB. Free memory was 103.9MB in the beginning and 96.0MB in the end (delta: 8.0MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2024-09-13 05:08:24,431 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 117.4MB. Free memory is still 84.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:08:24,432 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 174.1MB. Free memory was 106.0MB in the beginning and 105.7MB in the end (delta: 286.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:08:24,432 INFO L158 Benchmark]: CACSL2BoogieTranslator took 211.82ms. Allocated memory is still 174.1MB. Free memory was 103.7MB in the beginning and 89.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-13 05:08:24,433 INFO L158 Benchmark]: Boogie Preprocessor took 36.63ms. Allocated memory is still 174.1MB. Free memory was 89.0MB in the beginning and 86.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-13 05:08:24,433 INFO L158 Benchmark]: RCFGBuilder took 404.11ms. Allocated memory is still 174.1MB. Free memory was 86.6MB in the beginning and 137.0MB in the end (delta: -50.4MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2024-09-13 05:08:24,434 INFO L158 Benchmark]: Referee took 16488.49ms. Allocated memory is still 174.1MB. Free memory was 137.0MB in the beginning and 96.0MB in the end (delta: 41.0MB). Peak memory consumption was 80.5MB. Max. memory is 16.1GB. [2024-09-13 05:08:24,436 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 46 to check that procedure precondition always holds at line 46. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 47. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 47. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 38. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 60. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 16. Annotation is valid for all loop-free paths from loop head at line 46 to loop head at line 46. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from loop head at line 36 to loop head at line 36. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 36. Annotation is valid for all loop-free paths from loop head at line 36 to loop head at line 46. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 117.4MB. Free memory is still 84.9MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.13ms. Allocated memory is still 174.1MB. Free memory was 106.0MB in the beginning and 105.7MB in the end (delta: 286.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 211.82ms. Allocated memory is still 174.1MB. Free memory was 103.7MB in the beginning and 89.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.63ms. Allocated memory is still 174.1MB. Free memory was 89.0MB in the beginning and 86.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 404.11ms. Allocated memory is still 174.1MB. Free memory was 86.6MB in the beginning and 137.0MB in the end (delta: -50.4MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. * Referee took 16488.49ms. Allocated memory is still 174.1MB. Free memory was 137.0MB in the beginning and 96.0MB in the end (delta: 41.0MB). Peak memory consumption was 80.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 05:08:24,461 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/hard-u_valuebound1.c ../results/automizer-verification-files/SV-COMP24_unreach-call/hard-u_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-5189fb6-m [2024-09-13 05:08:26,118 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 05:08:26,180 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-13 05:08:26,189 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 05:08:26,189 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 05:08:26,218 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 05:08:26,219 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 05:08:26,219 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 05:08:26,220 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 05:08:26,220 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 05:08:26,221 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 05:08:26,221 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 05:08:26,222 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 05:08:26,222 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 05:08:26,225 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 05:08:26,225 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 05:08:26,225 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 05:08:26,225 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 05:08:26,226 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 05:08:26,226 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 05:08:26,226 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 05:08:26,226 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 05:08:26,227 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 05:08:26,227 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-13 05:08:26,227 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-13 05:08:26,227 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 05:08:26,228 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-13 05:08:26,228 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 05:08:26,228 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 05:08:26,228 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 05:08:26,231 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 05:08:26,231 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 05:08:26,231 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 05:08:26,231 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 05:08:26,232 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 05:08:26,232 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:08:26,232 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 05:08:26,232 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 05:08:26,233 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 05:08:26,233 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-13 05:08:26,233 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-13 05:08:26,234 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 05:08:26,234 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 05:08:26,234 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 05:08:26,235 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 05:08:26,235 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-13 05:08:26,235 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 05:08:26,480 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 05:08:26,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 05:08:26,500 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 05:08:26,500 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 05:08:26,501 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 05:08:26,502 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound1.c [2024-09-13 05:08:27,736 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 05:08:27,885 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 05:08:27,886 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound1.c [2024-09-13 05:08:27,897 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/489e19939/238f80e9d820443b9335f679b280edbd/FLAG8bd5d8826 [2024-09-13 05:08:28,294 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/489e19939/238f80e9d820443b9335f679b280edbd [2024-09-13 05:08:28,295 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 05:08:28,297 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 05:08:28,298 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/hard-u_valuebound1.yml/witness-2.1.yml [2024-09-13 05:08:28,343 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 05:08:28,345 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 05:08:28,347 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 05:08:28,347 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 05:08:28,351 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 05:08:28,351 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:08:28" (1/2) ... [2024-09-13 05:08:28,353 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78655550 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:28, skipping insertion in model container [2024-09-13 05:08:28,355 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:08:28" (1/2) ... [2024-09-13 05:08:28,356 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@533e6b77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:28, skipping insertion in model container [2024-09-13 05:08:28,356 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:08:28" (2/2) ... [2024-09-13 05:08:28,357 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78655550 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:28, skipping insertion in model container [2024-09-13 05:08:28,357 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:08:28" (2/2) ... [2024-09-13 05:08:28,363 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 05:08:28,365 INFO L1541 ArrayList]: Loop invariant at [L46-L58] (((((((((((A % 4294967296) == ((B + r) % 4294967296)) && ((A % 4294967296) <= 1)) && ((A / 4294967296) == (r / 4294967296))) && (d == 1)) && ((r % 4294967296) < 1)) && (q == 1)) && (1 <= (((B % 2147483648) + r) % 4294967296))) && (p == 1)) || ((((((((B % 4294967296) == 1) && (((long long) B * 2) == d)) && (p == 2)) && ((A % 4294967296) == 1)) && ((A / 4294967296) == (r / 4294967296))) && ((r % 4294967296) == 1)) && (q == 0))) || (((((((r % 4294967296) <= 0) && (A == r)) && ((d % 4294967296) == 1)) && (q == 0)) && (B == d)) && (p == 1))) [2024-09-13 05:08:28,365 INFO L1541 ArrayList]: Loop invariant at [L36-L44] (((((((((d % 4294967296) == 1) && ((A % 4294967296) <= 1)) && ((A / 4294967296) == (r / 4294967296))) && ((A + ((r / 4294967296) * 4294967296)) == (r + ((A / 4294967296) * 4294967296)))) && (q == 0)) && (B == d)) && (p == 1)) || ((((((((B % 4294967296) == 1) && (((long long) B * 2) == d)) && (p == 2)) && ((A / 4294967296) == (r / 4294967296))) && ((r % 4294967296) == 1)) && ((A + ((r / 4294967296) * 4294967296)) == (r + ((A / 4294967296) * 4294967296)))) && (q == 0))) [2024-09-13 05:08:28,365 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0) [2024-09-13 05:08:28,365 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-13 05:08:28,380 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 05:08:28,506 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/hard-u_valuebound1.c[537,550] [2024-09-13 05:08:28,523 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:08:28,535 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-13 05:08:28,566 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/hard-u_valuebound1.c[537,550] Start Parsing Local Start Parsing Local [2024-09-13 05:08:28,591 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:08:28,606 INFO L204 MainTranslator]: Completed translation [2024-09-13 05:08:28,606 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:28 WrapperNode [2024-09-13 05:08:28,607 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 05:08:28,607 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 05:08:28,608 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 05:08:28,608 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 05:08:28,618 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:28" (1/1) ... [2024-09-13 05:08:28,618 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:28" (1/1) ... [2024-09-13 05:08:28,630 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:28" (1/1) ... [2024-09-13 05:08:28,643 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 [2024-09-13 05:08:28,646 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:28" (1/1) ... [2024-09-13 05:08:28,646 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:28" (1/1) ... [2024-09-13 05:08:28,656 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:28" (1/1) ... [2024-09-13 05:08:28,664 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:28" (1/1) ... [2024-09-13 05:08:28,666 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:28" (1/1) ... [2024-09-13 05:08:28,667 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:28" (1/1) ... [2024-09-13 05:08:28,669 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 05:08:28,669 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 05:08:28,669 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 05:08:28,670 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 05:08:28,673 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:28" (1/1) ... [2024-09-13 05:08:28,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:08:28,684 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 05:08:28,699 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-13 05:08:28,702 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-13 05:08:28,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 05:08:28,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 05:08:28,737 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 05:08:28,737 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 05:08:28,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 05:08:28,737 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 05:08:28,738 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 05:08:28,738 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 05:08:28,738 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 05:08:28,738 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 05:08:28,738 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-13 05:08:28,738 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 05:08:28,738 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 05:08:28,738 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 05:08:28,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 05:08:28,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-13 05:08:28,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 05:08:28,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-13 05:08:28,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-13 05:08:28,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 05:08:28,790 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 05:08:28,791 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 05:08:29,063 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 05:08:29,073 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 05:08:29,090 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 05:08:29,090 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-13 05:08:29,090 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:08:29 BoogieIcfgContainer [2024-09-13 05:08:29,090 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 05:08:29,091 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 05:08:29,091 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 05:08:29,091 INFO L274 PluginConnector]: Referee initialized [2024-09-13 05:08:29,092 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 05:08:28" (1/4) ... [2024-09-13 05:08:29,092 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@33ee55cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:08:29, skipping insertion in model container [2024-09-13 05:08:29,092 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:08:28" (2/4) ... [2024-09-13 05:08:29,092 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@33ee55cd and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:08:29, skipping insertion in model container [2024-09-13 05:08:29,092 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:28" (3/4) ... [2024-09-13 05:08:29,092 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@33ee55cd and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:08:29, skipping insertion in model container [2024-09-13 05:08:29,092 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:08:29" (4/4) ... [2024-09-13 05:08:29,093 INFO L79 RefereeObserver]: Analyzing ICFG hard-u_valuebound1.c [2024-09-13 05:08:29,096 INFO L112 InvariantChecker]: Found 2 loops. [2024-09-13 05:08:29,096 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:08:29,096 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-13 05:08:29,097 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:08:29,097 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-13 05:08:29,097 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-13 05:08:29,097 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-13 05:08:29,097 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-13 05:08:29,098 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-13 05:08:29,098 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 05:08:29,098 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 05:08:29,098 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:08:29,098 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 05:08:29,098 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-13 05:08:29,098 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 05:08:29,099 INFO L130 InvariantChecker]: Will check 7 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head [2024-09-13 05:08:29,146 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-13 05:08:29,146 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:29,147 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:29,147 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:29,148 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:29,151 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:29,164 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-13 05:08:29,164 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:29,165 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:29,165 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:29,165 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:29,170 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:29,182 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:08:29,214 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-13 05:08:29,217 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:29,217 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:29,217 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:29,218 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:29,218 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:29,249 INFO L101 BaseMinimizeStates]: Removed 18 edges and 6 locations by large block encoding [2024-09-13 05:08:29,250 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:29,251 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:29,251 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:29,251 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:29,256 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:29,263 INFO L514 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:08:29,291 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 05:08:29,291 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:29,291 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:29,291 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:29,291 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:29,292 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:29,299 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 05:08:29,299 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:29,299 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:29,299 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:29,299 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:29,299 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:29,307 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:08:29,319 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 8 edges [2024-09-13 05:08:29,319 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:29,320 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:29,320 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:29,320 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:29,320 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:29,348 INFO L101 BaseMinimizeStates]: Removed 14 edges and 6 locations by large block encoding [2024-09-13 05:08:29,348 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:29,348 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:29,349 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:29,349 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:29,356 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:29,379 INFO L514 InvariantChecker]: The annotation(s) from loop head L54-2 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:08:29,397 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-13 05:08:29,397 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:29,397 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:29,397 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:29,398 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:29,398 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:29,419 INFO L101 BaseMinimizeStates]: Removed 16 edges and 6 locations by large block encoding [2024-09-13 05:08:29,419 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:29,419 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:29,420 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:29,420 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:29,423 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:29,438 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:08:29,450 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-13 05:08:29,450 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:29,450 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:29,450 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:29,450 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:29,450 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:29,459 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-13 05:08:29,459 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:29,459 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:29,459 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:29,459 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:29,461 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:29,479 INFO L514 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:08:29,490 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-13 05:08:29,490 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:29,490 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:29,490 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:29,490 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:29,490 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:29,504 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-13 05:08:29,504 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:29,504 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:29,504 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:29,504 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:29,504 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:29,516 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:08:29,524 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-13 05:08:29,525 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:29,525 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:29,525 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:29,525 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:29,525 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:29,529 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-13 05:08:29,529 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:29,529 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:29,529 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:29,529 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:29,529 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:29,535 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:08:29,542 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:08:29,542 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:29,542 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:29,542 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:29,542 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:29,542 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:29,546 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:08:29,546 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:29,546 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:29,546 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:29,546 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:29,546 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:29,562 INFO L514 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:08:29,570 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:08:29,570 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:29,570 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:29,570 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:29,570 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:29,571 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:29,574 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:08:29,574 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:29,574 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:29,574 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:29,574 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:29,574 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:29,580 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:08:29,588 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 05:08:29,588 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:29,588 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:29,588 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:29,588 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:29,588 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:29,593 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 05:08:29,593 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:29,593 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:29,593 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:29,593 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:29,593 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:29,621 INFO L514 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:08:29,631 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 05:08:29,631 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:29,631 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:29,631 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:29,631 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:29,631 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:29,632 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 05:08:29,633 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:29,633 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:29,633 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:29,633 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:29,633 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:29,634 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:08:29,642 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:08:29,642 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:29,642 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:29,642 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:29,642 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:29,642 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:29,643 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:08:29,643 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:29,643 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:29,643 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:29,643 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:29,644 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:29,644 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 05:08:29,651 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 05:08:29,651 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:29,651 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:29,651 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:29,651 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:29,651 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:29,657 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 05:08:29,657 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:29,657 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:29,657 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:29,657 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:29,657 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:29,671 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:08:29,675 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-13 05:08:29,675 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@33ee55cd and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 05:08:29, skipping insertion in model container [2024-09-13 05:08:29,675 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 05:08:29,676 INFO L158 Benchmark]: Toolchain (without parser) took 1331.11ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 39.5MB in the beginning and 53.0MB in the end (delta: -13.5MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2024-09-13 05:08:29,676 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 52.4MB. Free memory is still 36.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:08:29,677 INFO L158 Benchmark]: Witness Parser took 0.09ms. Allocated memory is still 73.4MB. Free memory is still 41.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:08:29,677 INFO L158 Benchmark]: CACSL2BoogieTranslator took 260.33ms. Allocated memory is still 73.4MB. Free memory was 39.2MB in the beginning and 42.3MB in the end (delta: -3.1MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. [2024-09-13 05:08:29,677 INFO L158 Benchmark]: Boogie Preprocessor took 61.41ms. Allocated memory is still 73.4MB. Free memory was 42.3MB in the beginning and 39.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-13 05:08:29,677 INFO L158 Benchmark]: RCFGBuilder took 421.20ms. Allocated memory is still 73.4MB. Free memory was 39.9MB in the beginning and 47.9MB in the end (delta: -8.0MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2024-09-13 05:08:29,678 INFO L158 Benchmark]: Referee took 584.07ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 47.9MB in the beginning and 53.0MB in the end (delta: -5.1MB). Peak memory consumption was 36.4MB. Max. memory is 16.1GB. [2024-09-13 05:08:29,679 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness. Annotation is a valid proof of correctness. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 16. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 46. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37. 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 36 to check that procedure precondition always holds at line 38. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 60. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 36. Annotation is valid for all loop-free paths from loop head at line 36 to loop head at line 36. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 47. 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 46 to check that procedure precondition always holds at line 47. Annotation is valid for all loop-free paths from loop head at line 46 to loop head at line 46. Annotation is valid for all loop-free paths from loop head at line 36 to loop head at line 46. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 52.4MB. Free memory is still 36.0MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.09ms. Allocated memory is still 73.4MB. Free memory is still 41.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 260.33ms. Allocated memory is still 73.4MB. Free memory was 39.2MB in the beginning and 42.3MB in the end (delta: -3.1MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.41ms. Allocated memory is still 73.4MB. Free memory was 42.3MB in the beginning and 39.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 421.20ms. Allocated memory is still 73.4MB. Free memory was 39.9MB in the beginning and 47.9MB in the end (delta: -8.0MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * Referee took 584.07ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 47.9MB in the beginning and 53.0MB in the end (delta: -5.1MB). Peak memory consumption was 36.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 05:08:29,703 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE