./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound2.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/hard-ll_valuebound2.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version de325976 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-ll_valuebound2.c ../results/automizer-verification-files/SV-COMP24_unreach-call/hard-ll_valuebound2.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-tmp.dk.referee-eval-de32597-m [2024-09-17 19:40:53,253 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-17 19:40:53,311 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-17 19:40:53,316 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-17 19:40:53,318 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-17 19:40:53,353 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-17 19:40:53,354 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-17 19:40:53,354 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-17 19:40:53,355 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-17 19:40:53,355 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-17 19:40:53,356 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-17 19:40:53,356 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-17 19:40:53,369 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-17 19:40:53,369 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-17 19:40:53,369 INFO L153 SettingsManager]: * Use SBE=true [2024-09-17 19:40:53,370 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-17 19:40:53,370 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-17 19:40:53,370 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-17 19:40:53,371 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-17 19:40:53,371 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-17 19:40:53,371 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-17 19:40:53,375 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-17 19:40:53,375 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-17 19:40:53,376 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-17 19:40:53,376 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-17 19:40:53,376 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-17 19:40:53,376 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-17 19:40:53,376 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-17 19:40:53,377 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-17 19:40:53,377 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-17 19:40:53,377 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-17 19:40:53,377 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-17 19:40:53,377 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-17 19:40:53,378 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-17 19:40:53,378 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-17 19:40:53,378 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-17 19:40:53,378 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-17 19:40:53,378 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-17 19:40:53,379 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-17 19:40:53,379 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-17 19:40:53,379 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-17 19:40:53,380 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-17 19:40:53,380 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-17 19:40:53,381 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-17 19:40:53,634 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-17 19:40:53,659 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-17 19:40:53,662 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-17 19:40:53,663 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-17 19:40:53,663 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-17 19:40:53,664 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/hard-ll_valuebound2.yml/witness-2.1.yml [2024-09-17 19:40:53,718 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-17 19:40:53,719 INFO L274 PluginConnector]: CDTParser initialized [2024-09-17 19:40:53,719 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound2.c [2024-09-17 19:40:55,145 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-17 19:40:55,339 INFO L384 CDTParser]: Found 1 translation units. [2024-09-17 19:40:55,340 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound2.c [2024-09-17 19:40:55,346 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/e65d57441/7252e3db50fe449eb0a91d5bbb5a6dba/FLAGca2760444 [2024-09-17 19:40:55,358 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/e65d57441/7252e3db50fe449eb0a91d5bbb5a6dba [2024-09-17 19:40:55,358 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-17 19:40:55,360 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-17 19:40:55,361 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-17 19:40:55,361 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-17 19:40:55,366 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-17 19:40:55,367 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.09 07:40:53" (1/2) ... [2024-09-17 19:40:55,368 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12dfd68a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.09 07:40:55, skipping insertion in model container [2024-09-17 19:40:55,368 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.09 07:40:53" (1/2) ... [2024-09-17 19:40:55,370 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@8441d33 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.09 07:40:55, skipping insertion in model container [2024-09-17 19:40:55,370 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 07:40:55" (2/2) ... [2024-09-17 19:40:55,371 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12dfd68a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:40:55, skipping insertion in model container [2024-09-17 19:40:55,371 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 07:40:55" (2/2) ... [2024-09-17 19:40:55,383 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-17 19:40:55,383 INFO L1541 ArrayList]: Loop invariant at [L36-L44] ((((((((d == B) && (A == r)) && (q == 0)) && (1 <= d)) && (A <= 2)) && (p == 1)) || (((((((A == r) && (d == (2 * B))) && (p == 2)) && (q == 0)) && (1 <= d)) && (A <= 2)) && (B <= r))) || (((((((0 <= (r + (((__int128) -1 * d) / 2))) && (((__int128) A + d) == ((__int128) (B * 4) + r))) && (q == 0)) && (p == 4)) && ((A + (d / 2)) == ((__int128) r + (2 * B)))) && (1 <= d)) && (A <= 2))) [2024-09-17 19:40:55,384 INFO L1541 ArrayList]: Loop invariant at [L46-L58] ((((((((((((0 <= r) && (((__int128) r + 1) <= d)) && (((__int128) d + r) == A)) && (((__int128) r + (2 * B)) == ((__int128) A + d))) && (q == 1)) && (A <= 2)) && (p == 1)) || ((((((B == 1) && (r == 0)) && (q == 2)) && (p == 2)) && (A == 2)) && (d == 2))) || (((((((A == r) && (d == (2 * B))) && (((__int128) r + 1) <= d)) && (p == 2)) && (q == 0)) && (A <= 2)) && (B <= r))) || ((((((B == 1) && (r == 0)) && (q == 2)) && (A == 2)) && (d == 1)) && (p == 1))) || ((((d == B) && (A == r)) && (q == 0)) && (p == 1))) || (((((((0 <= (r + (((__int128) -1 * d) / 2))) && (((__int128) A + d) == ((__int128) (B * 4) + r))) && (q == 0)) && (p == 4)) && ((A + (d / 2)) == ((__int128) r + (2 * B)))) && (1 <= d)) && (A <= 2))) [2024-09-17 19:40:55,384 INFO L1541 ArrayList]: Function contract at [L14]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-17 19:40:55,384 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0) [2024-09-17 19:40:55,402 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-17 19:40:55,554 WARN L248 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-ll_valuebound2.c[538,551] [2024-09-17 19:40:55,580 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-17 19:40:55,592 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-17 19:40:55,634 WARN L248 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-ll_valuebound2.c[538,551] Start Parsing Local Start Parsing Local [2024-09-17 19:40:55,670 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-17 19:40:55,686 INFO L204 MainTranslator]: Completed translation [2024-09-17 19:40:55,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:40:55 WrapperNode [2024-09-17 19:40:55,687 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-17 19:40:55,688 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-17 19:40:55,688 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-17 19:40:55,688 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-17 19:40:55,700 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:40:55" (1/1) ... [2024-09-17 19:40:55,701 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:40:55" (1/1) ... [2024-09-17 19:40:55,708 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:40:55" (1/1) ... [2024-09-17 19:40:55,730 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 [2024-09-17 19:40:55,731 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:40:55" (1/1) ... [2024-09-17 19:40:55,731 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:40:55" (1/1) ... [2024-09-17 19:40:55,740 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:40:55" (1/1) ... [2024-09-17 19:40:55,746 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:40:55" (1/1) ... [2024-09-17 19:40:55,748 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:40:55" (1/1) ... [2024-09-17 19:40:55,749 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:40:55" (1/1) ... [2024-09-17 19:40:55,755 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-17 19:40:55,756 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-17 19:40:55,759 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-17 19:40:55,759 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-17 19:40:55,760 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:40:55" (1/1) ... [2024-09-17 19:40:55,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-17 19:40:55,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-17 19:40:55,792 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) [2024-09-17 19:40:55,795 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 [2024-09-17 19:40:55,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-17 19:40:55,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-17 19:40:55,844 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-17 19:40:55,846 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-17 19:40:55,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-17 19:40:55,846 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-17 19:40:55,846 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-17 19:40:55,846 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-17 19:40:55,847 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-17 19:40:55,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-17 19:40:55,847 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-17 19:40:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-17 19:40:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-17 19:40:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-17 19:40:55,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-17 19:40:55,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-17 19:40:55,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-17 19:40:55,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-17 19:40:55,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-17 19:40:55,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-17 19:40:55,922 INFO L242 CfgBuilder]: Building ICFG [2024-09-17 19:40:55,925 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-17 19:40:56,231 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-17 19:40:56,256 INFO L291 CfgBuilder]: Performing block encoding [2024-09-17 19:40:56,288 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-17 19:40:56,288 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-17 19:40:56,289 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 07:40:56 BoogieIcfgContainer [2024-09-17 19:40:56,289 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-17 19:40:56,290 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-17 19:40:56,290 INFO L270 PluginConnector]: Initializing Referee... [2024-09-17 19:40:56,291 INFO L274 PluginConnector]: Referee initialized [2024-09-17 19:40:56,291 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.09 07:40:53" (1/4) ... [2024-09-17 19:40:56,293 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@453073e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 17.09 07:40:56, skipping insertion in model container [2024-09-17 19:40:56,293 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 17.09 07:40:55" (2/4) ... [2024-09-17 19:40:56,293 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@453073e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 17.09 07:40:56, skipping insertion in model container [2024-09-17 19:40:56,293 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:40:55" (3/4) ... [2024-09-17 19:40:56,294 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@453073e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 17.09 07:40:56, skipping insertion in model container [2024-09-17 19:40:56,294 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 07:40:56" (4/4) ... [2024-09-17 19:40:56,296 INFO L79 RefereeObserver]: Analyzing ICFG hard-ll_valuebound2.c [2024-09-17 19:40:56,300 INFO L113 InvariantChecker]: Found 2 loops. [2024-09-17 19:40:56,301 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-17 19:40:56,301 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-17 19:40:56,302 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-17 19:40:56,302 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-17 19:40:56,302 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-17 19:40:56,302 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-17 19:40:56,303 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-17 19:40:56,303 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-17 19:40:56,303 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-17 19:40:56,306 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-17 19:40:56,306 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-17 19:40:56,306 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-17 19:40:56,306 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-17 19:40:56,307 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-17 19:40:56,307 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to loop head, 7 loop-free subgraphs from loop head to error location [2024-09-17 19:40:56,378 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-17 19:40:56,379 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:56,380 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:56,380 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:56,381 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:56,383 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:56,392 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-17 19:40:56,395 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:56,395 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:56,395 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:56,396 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:56,399 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:56,419 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-17 19:40:56,452 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-17 19:40:56,452 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:56,452 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:56,452 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:56,452 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:56,452 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:56,486 INFO L101 BaseMinimizeStates]: Removed 18 edges and 6 locations by large block encoding [2024-09-17 19:40:56,486 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:56,486 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:56,486 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:56,487 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:56,491 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:56,499 INFO L520 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-17 19:40:56,529 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-17 19:40:56,530 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:56,530 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:56,530 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:56,530 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:56,530 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:56,539 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-17 19:40:56,540 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:56,540 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:56,540 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:56,540 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:56,541 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:56,738 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 8 edges [2024-09-17 19:40:56,739 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:56,739 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:56,739 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:56,739 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:56,739 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:56,827 INFO L101 BaseMinimizeStates]: Removed 14 edges and 6 locations by large block encoding [2024-09-17 19:40:56,827 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:56,827 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:56,827 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:56,828 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:56,838 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:56,855 INFO L520 InvariantChecker]: The annotation(s) from loop head L54-2 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-17 19:40:56,887 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-17 19:40:56,887 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:56,888 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:56,888 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:56,888 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:56,888 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:56,924 INFO L101 BaseMinimizeStates]: Removed 16 edges and 6 locations by large block encoding [2024-09-17 19:40:56,925 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:56,925 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:56,925 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:56,926 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:56,931 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:56,937 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-17 19:40:56,956 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-17 19:40:56,956 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:56,957 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:56,957 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:56,957 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:56,957 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:56,979 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-17 19:40:56,979 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:56,979 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:56,980 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:56,980 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:56,985 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:56,990 INFO L520 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-17 19:40:57,006 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-17 19:40:57,006 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:57,007 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:57,007 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:57,008 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:57,008 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:57,029 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-17 19:40:57,030 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:57,030 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:57,031 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:57,031 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:57,032 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:57,048 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-17 19:40:57,064 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-17 19:40:57,065 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:57,065 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:57,065 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:57,065 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:57,065 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:57,071 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-17 19:40:57,072 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:57,072 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:57,072 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:57,072 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:57,072 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:57,076 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-17 19:40:57,091 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-17 19:40:57,091 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:57,091 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:57,091 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:57,091 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:57,092 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:57,102 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-17 19:40:57,105 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:57,105 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:57,105 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:57,106 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:57,106 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:57,131 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-17 19:40:57,132 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:57,132 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:57,132 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:57,132 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:57,132 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:57,137 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-17 19:40:57,138 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:57,138 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:57,139 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:57,139 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:57,139 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:57,141 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-17 19:40:57,158 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-17 19:40:57,159 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:57,159 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:57,159 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:57,160 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:57,160 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:57,174 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-17 19:40:57,174 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:57,174 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:57,174 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:57,175 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:57,175 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:57,210 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-17 19:40:57,211 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:57,211 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:57,212 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:57,212 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:57,212 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:57,216 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-17 19:40:57,216 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:57,216 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:57,216 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:57,216 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:57,216 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:57,220 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-17 19:40:57,242 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-17 19:40:57,242 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:57,242 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:57,243 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:57,243 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:57,243 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:57,244 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-17 19:40:57,246 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:57,246 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:57,247 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:57,247 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:57,247 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:57,249 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-17 19:40:57,263 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-17 19:40:57,263 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:57,263 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:57,264 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:57,264 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:57,264 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:57,276 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-17 19:40:57,276 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:57,276 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:57,277 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:57,277 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:57,277 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:57,295 INFO L58 RefereeStarter]: Annotation is not a valid proof of correctness. [2024-09-17 19:40:57,296 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@453073e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 17.09 07:40:57, skipping insertion in model container [2024-09-17 19:40:57,296 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-17 19:40:57,302 INFO L158 Benchmark]: Toolchain (without parser) took 1937.33ms. Allocated memory was 174.1MB in the beginning and 209.7MB in the end (delta: 35.7MB). Free memory was 144.2MB in the beginning and 168.6MB in the end (delta: -24.4MB). Peak memory consumption was 85.6MB. Max. memory is 16.1GB. [2024-09-17 19:40:57,302 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 125.8MB. Free memory is still 90.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-17 19:40:57,303 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 125.8MB. Free memory is still 88.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-17 19:40:57,303 INFO L158 Benchmark]: CACSL2BoogieTranslator took 326.43ms. Allocated memory is still 174.1MB. Free memory was 143.9MB in the beginning and 132.5MB in the end (delta: 11.5MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2024-09-17 19:40:57,303 INFO L158 Benchmark]: Boogie Preprocessor took 67.05ms. Allocated memory is still 174.1MB. Free memory was 132.5MB in the beginning and 130.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-17 19:40:57,304 INFO L158 Benchmark]: RCFGBuilder took 533.61ms. Allocated memory is still 174.1MB. Free memory was 130.4MB in the beginning and 109.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-09-17 19:40:57,304 INFO L158 Benchmark]: Referee took 1005.76ms. Allocated memory was 174.1MB in the beginning and 209.7MB in the end (delta: 35.7MB). Free memory was 109.4MB in the beginning and 168.6MB in the end (delta: -59.1MB). Peak memory consumption was 49.7MB. Max. memory is 16.1GB. [2024-09-17 19:40:57,308 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is not a valid proof of correctness. Annotation is not a valid proof of correctness. Annotation is not valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37. One counterexample starts in A=2, B=-455266533375, d=3, p=4, q=0, r=1 and ends in A=2, B=-455266533375, d=3, p=4, q=0, r=1. Annotation is not valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 38. One counterexample starts in A=2, B=6442450945, d=4, p=4, q=0, r=2 and ends in A=2, B=6442450945, d=4, p=4, q=0, r=2. Annotation is not valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 47. One counterexample starts in A=2, B=-2147483647, d=4, p=4, q=0, r=2 and ends in A=2, B=-2147483647, d=4, p=4, q=0, r=2. Annotation is not valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 47. One counterexample starts in A=1, B=-2147483647, d=1, p=1, q=1, r=0 and ends in A=1, B=-2147483647, d=1, p=1, q=1, r=0. 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 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 main to loop head at line 36. 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 46. 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 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 loop head at line 36. Annotation is valid for all loop-free paths from loop head at line 46 to loop head at line 46. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.17ms. Allocated memory is still 125.8MB. Free memory is still 90.7MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.14ms. Allocated memory is still 125.8MB. Free memory is still 88.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 326.43ms. Allocated memory is still 174.1MB. Free memory was 143.9MB in the beginning and 132.5MB in the end (delta: 11.5MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.05ms. Allocated memory is still 174.1MB. Free memory was 132.5MB in the beginning and 130.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 533.61ms. Allocated memory is still 174.1MB. Free memory was 130.4MB in the beginning and 109.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Referee took 1005.76ms. Allocated memory was 174.1MB in the beginning and 209.7MB in the end (delta: 35.7MB). Free memory was 109.4MB in the beginning and 168.6MB in the end (delta: -59.1MB). Peak memory consumption was 49.7MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-09-17 19:40:57,352 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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE