./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound1.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_unwindbound1.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6908dde5 Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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/geo1-ll_unwindbound1.c ../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_unwindbound1.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-6908dde-m [2024-09-25 00:29:07,916 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 00:29:08,007 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-25 00:29:08,015 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 00:29:08,017 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 00:29:08,042 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 00:29:08,042 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 00:29:08,043 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 00:29:08,043 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 00:29:08,044 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 00:29:08,044 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 00:29:08,044 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 00:29:08,045 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 00:29:08,047 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 00:29:08,047 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 00:29:08,048 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 00:29:08,048 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 00:29:08,048 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 00:29:08,048 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-25 00:29:08,049 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 00:29:08,049 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 00:29:08,054 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 00:29:08,054 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 00:29:08,054 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 00:29:08,055 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 00:29:08,055 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 00:29:08,055 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 00:29:08,055 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 00:29:08,056 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 00:29:08,056 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 00:29:08,056 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-25 00:29:08,056 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 00:29:08,057 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 00:29:08,057 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:29:08,057 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 00:29:08,058 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 00:29:08,058 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 00:29:08,058 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-25 00:29:08,058 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-25 00:29:08,059 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 00:29:08,059 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 00:29:08,060 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 00:29:08,060 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 00:29:08,061 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-25 00:29:08,322 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 00:29:08,353 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 00:29:08,356 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 00:29:08,359 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 00:29:08,360 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 00:29:08,362 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound1.c [2024-09-25 00:29:09,849 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 00:29:10,028 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 00:29:10,029 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound1.c [2024-09-25 00:29:10,046 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/a4dcbe9ef/7a8e8ba1a3fe4912ab7c84746440bea1/FLAG67b9ff165 [2024-09-25 00:29:10,061 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/a4dcbe9ef/7a8e8ba1a3fe4912ab7c84746440bea1 [2024-09-25 00:29:10,064 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-25 00:29:10,069 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-25 00:29:10,070 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_unwindbound1.yml/witness-2.1.yml [2024-09-25 00:29:10,121 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 00:29:10,123 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-25 00:29:10,124 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 00:29:10,124 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 00:29:10,130 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 00:29:10,131 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:29:10" (1/2) ... [2024-09-25 00:29:10,132 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16532acd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:10, skipping insertion in model container [2024-09-25 00:29:10,132 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:29:10" (1/2) ... [2024-09-25 00:29:10,134 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@11dc0a99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:10, skipping insertion in model container [2024-09-25 00:29:10,134 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:29:10" (2/2) ... [2024-09-25 00:29:10,135 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16532acd and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:29:10, skipping insertion in model container [2024-09-25 00:29:10,135 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:29:10" (2/2) ... [2024-09-25 00:29:10,143 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-25 00:29:10,144 INFO L1541 ArrayList]: Loop invariant at [L35-L45] ((\old(counter) == 0) && ((((z == y) && (x == 1)) && (counter == 0)) || ((1 <= counter) && (((((((__int128) z * x) + ((unsigned __int128) 18446744073709551615U * x)) + ((unsigned __int128) 18446744073709551615U * y)) + 1) % ((unsigned __int128) 1 << 64)) <= 0)))) [2024-09-25 00:29:10,144 INFO L1541 ArrayList]: Function contract at [L12]: requires (counter == 0), ensures (counter == 0) [2024-09-25 00:29:10,144 INFO L1541 ArrayList]: Function contract at [L23]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-25 00:29:10,144 INFO L1541 ArrayList]: Function contract at [L15]: requires (cond == 1), ensures (cond == 1) [2024-09-25 00:29:10,163 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 00:29:10,355 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/geo1-ll_unwindbound1.c[546,559] [2024-09-25 00:29:10,371 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:29:10,380 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-25 00:29:10,425 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/geo1-ll_unwindbound1.c[546,559] Start Parsing Global Start Parsing Global Start Parsing Local [2024-09-25 00:29:10,439 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:29:10,456 INFO L204 MainTranslator]: Completed translation [2024-09-25 00:29:10,457 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:29:10 WrapperNode [2024-09-25 00:29:10,457 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 00:29:10,458 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-25 00:29:10,459 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-25 00:29:10,459 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-25 00:29:10,473 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 25.09 12:29:10" (1/1) ... [2024-09-25 00:29:10,474 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 25.09 12:29:10" (1/1) ... [2024-09-25 00:29:10,482 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 25.09 12:29:10" (1/1) ... [2024-09-25 00:29:10,492 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 [2024-09-25 00:29:10,493 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 25.09 12:29:10" (1/1) ... [2024-09-25 00:29:10,493 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 25.09 12:29:10" (1/1) ... [2024-09-25 00:29:10,497 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 25.09 12:29:10" (1/1) ... [2024-09-25 00:29:10,501 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 25.09 12:29:10" (1/1) ... [2024-09-25 00:29:10,502 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 25.09 12:29:10" (1/1) ... [2024-09-25 00:29:10,503 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 25.09 12:29:10" (1/1) ... [2024-09-25 00:29:10,505 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-25 00:29:10,506 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-25 00:29:10,507 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-25 00:29:10,507 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-25 00:29:10,508 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 25.09 12:29:10" (1/1) ... [2024-09-25 00:29:10,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:29:10,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-25 00:29:10,557 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) [2024-09-25 00:29:10,559 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 [2024-09-25 00:29:10,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-25 00:29:10,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-25 00:29:10,606 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-25 00:29:10,607 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-25 00:29:10,607 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-25 00:29:10,607 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-25 00:29:10,607 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-25 00:29:10,607 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-25 00:29:10,608 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-25 00:29:10,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-25 00:29:10,608 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-25 00:29:10,608 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-25 00:29:10,608 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-25 00:29:10,608 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-25 00:29:10,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-25 00:29:10,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-25 00:29:10,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-25 00:29:10,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-25 00:29:10,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-25 00:29:10,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-25 00:29:10,672 INFO L241 CfgBuilder]: Building ICFG [2024-09-25 00:29:10,674 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-25 00:29:10,696 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 00:29:10,721 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 00:29:10,851 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 00:29:10,863 INFO L290 CfgBuilder]: Performing block encoding [2024-09-25 00:29:10,891 INFO L312 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-25 00:29:10,891 INFO L317 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-25 00:29:10,892 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:29:10 BoogieIcfgContainer [2024-09-25 00:29:10,892 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-25 00:29:10,893 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-25 00:29:10,893 INFO L270 PluginConnector]: Initializing Referee... [2024-09-25 00:29:10,893 INFO L274 PluginConnector]: Referee initialized [2024-09-25 00:29:10,893 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 25.09 12:29:10" (1/4) ... [2024-09-25 00:29:10,894 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@25d6e918 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 12:29:10, skipping insertion in model container [2024-09-25 00:29:10,894 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:29:10" (2/4) ... [2024-09-25 00:29:10,894 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@25d6e918 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:29:10, skipping insertion in model container [2024-09-25 00:29:10,894 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 25.09 12:29:10" (3/4) ... [2024-09-25 00:29:10,895 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@25d6e918 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:29:10, skipping insertion in model container [2024-09-25 00:29:10,895 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:29:10" (4/4) ... [2024-09-25 00:29:10,896 INFO L79 RefereeObserver]: Analyzing ICFG geo1-ll_unwindbound1.c [2024-09-25 00:29:10,899 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-25 00:29:10,901 INFO L373 InvariantChecker]: Will check inductivity from ENTRY assume_abort_if_notENTRY to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 00:29:10,901 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr5ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 11 edges. [2024-09-25 00:29:10,901 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-25 00:29:10,901 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 00:29:10,901 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-25 00:29:10,902 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 00:29:10,902 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-25 00:29:10,902 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-25 00:29:10,902 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 00:29:10,902 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-25 00:29:10,903 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 00:29:10,903 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head, 6 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to error location [2024-09-25 00:29:10,960 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-25 00:29:10,961 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:10,962 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:10,962 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:10,964 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:10,966 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:10,974 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-25 00:29:10,976 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:10,976 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:10,976 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:10,977 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:10,980 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:10,996 INFO L520 InvariantChecker]: The annotation(s) from entry assume_abort_if_notENTRY to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:29:11,034 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 11 edges [2024-09-25 00:29:11,034 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:11,035 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:11,035 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:11,035 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:11,035 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:11,173 INFO L101 BaseMinimizeStates]: Removed 26 edges and 8 locations by large block encoding [2024-09-25 00:29:11,174 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:11,174 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:11,174 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:11,174 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:11,177 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:11,178 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-4 to error location mainErr5ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:29:11,204 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-25 00:29:11,205 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:11,205 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:11,205 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:11,205 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:11,206 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:11,208 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-25 00:29:11,208 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:11,208 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:11,208 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:11,208 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:11,209 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:11,212 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:29:11,237 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:29:11,238 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:11,238 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:11,239 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:11,239 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:11,239 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:11,243 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:29:11,243 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:11,243 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:11,243 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:11,243 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:11,243 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:11,246 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:29:11,275 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-25 00:29:11,276 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:11,276 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:11,276 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:11,277 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:11,277 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:11,339 INFO L101 BaseMinimizeStates]: Removed 18 edges and 6 locations by large block encoding [2024-09-25 00:29:11,340 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:11,340 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:11,340 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:11,340 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:11,354 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:15,359 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 00:29:15,408 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:29:15,408 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:15,409 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:15,409 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:15,409 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:15,409 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:15,410 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:29:15,410 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:15,410 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:15,411 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:15,411 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:15,411 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:15,421 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:29:15,448 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-25 00:29:15,448 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:15,449 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:15,449 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:15,449 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:15,449 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:15,457 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-25 00:29:15,457 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:15,458 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:15,458 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:15,458 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:15,458 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:15,462 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:29:15,483 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-25 00:29:15,483 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:15,484 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:15,484 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:15,484 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:15,484 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:15,503 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-25 00:29:15,504 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:15,504 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:15,504 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:15,504 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:15,504 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:19,509 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 00:29:19,541 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-25 00:29:19,541 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:19,542 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:19,542 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:19,542 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:19,542 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:19,557 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-25 00:29:19,557 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:19,557 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:19,558 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:19,558 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:19,560 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:19,564 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:29:19,577 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:29:19,577 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:19,577 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:19,579 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:19,579 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:19,579 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:19,580 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:29:19,582 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:19,583 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:19,583 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:19,583 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:19,583 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:19,585 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-25 00:29:19,598 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-25 00:29:19,598 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:19,598 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:19,598 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:19,598 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:19,598 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:19,610 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-25 00:29:19,611 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:19,611 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:19,611 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:19,611 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:19,612 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:23,620 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 00:29:23,627 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-25 00:29:23,628 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@25d6e918 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 25.09 12:29:23, skipping insertion in model container [2024-09-25 00:29:23,628 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-25 00:29:23,630 INFO L158 Benchmark]: Toolchain (without parser) took 13506.16ms. Allocated memory was 134.2MB in the beginning and 180.4MB in the end (delta: 46.1MB). Free memory was 59.4MB in the beginning and 139.9MB in the end (delta: -80.5MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2024-09-25 00:29:23,631 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 134.2MB. Free memory is still 95.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:29:23,631 INFO L158 Benchmark]: Witness Parser took 0.09ms. Allocated memory is still 134.2MB. Free memory is still 61.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:29:23,632 INFO L158 Benchmark]: CACSL2BoogieTranslator took 333.70ms. Allocated memory was 134.2MB in the beginning and 180.4MB in the end (delta: 46.1MB). Free memory was 59.3MB in the beginning and 144.5MB in the end (delta: -85.3MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2024-09-25 00:29:23,633 INFO L158 Benchmark]: Boogie Preprocessor took 47.04ms. Allocated memory is still 180.4MB. Free memory was 144.5MB in the beginning and 142.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-25 00:29:23,633 INFO L158 Benchmark]: RCFGBuilder took 385.55ms. Allocated memory is still 180.4MB. Free memory was 142.5MB in the beginning and 127.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-25 00:29:23,634 INFO L158 Benchmark]: Referee took 12735.46ms. Allocated memory is still 180.4MB. Free memory was 127.8MB in the beginning and 139.9MB in the end (delta: -12.1MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB. [2024-09-25 00:29:23,636 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 35 to check that procedure precondition always holds at line 49. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 35 to loop head at line 35. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 36. Annotation is valid for all loop-free paths from entry of procedure ULTIMATE.start to check that procedure precondition always holds at line -1. Annotation is valid for all loop-free paths from loop head at line 35 to exit of procedure main. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 28. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 35. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 28. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 17. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 134.2MB. Free memory is still 95.1MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.09ms. Allocated memory is still 134.2MB. Free memory is still 61.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 333.70ms. Allocated memory was 134.2MB in the beginning and 180.4MB in the end (delta: 46.1MB). Free memory was 59.3MB in the beginning and 144.5MB in the end (delta: -85.3MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.04ms. Allocated memory is still 180.4MB. Free memory was 144.5MB in the beginning and 142.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 385.55ms. Allocated memory is still 180.4MB. Free memory was 142.5MB in the beginning and 127.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 12735.46ms. Allocated memory is still 180.4MB. Free memory was 127.8MB in the beginning and 139.9MB in the end (delta: -12.1MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-25 00:29:23,671 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/11.0.12-open/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/geo1-ll_unwindbound1.c ../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_unwindbound1.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-tmp.dk.referee-eval-6908dde-m [2024-09-25 00:29:25,912 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 00:29:26,000 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-25 00:29:26,007 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 00:29:26,007 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 00:29:26,036 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 00:29:26,037 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 00:29:26,037 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 00:29:26,037 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 00:29:26,038 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 00:29:26,038 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 00:29:26,039 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 00:29:26,042 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 00:29:26,042 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 00:29:26,043 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 00:29:26,045 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 00:29:26,045 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 00:29:26,045 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 00:29:26,046 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 00:29:26,049 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 00:29:26,050 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 00:29:26,050 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 00:29:26,051 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 00:29:26,051 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-25 00:29:26,051 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-25 00:29:26,051 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 00:29:26,052 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-25 00:29:26,052 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 00:29:26,052 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 00:29:26,053 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 00:29:26,053 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 00:29:26,053 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 00:29:26,054 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-25 00:29:26,054 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 00:29:26,054 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 00:29:26,054 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:29:26,055 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 00:29:26,055 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 00:29:26,055 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 00:29:26,055 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-25 00:29:26,056 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-25 00:29:26,057 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 00:29:26,057 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 00:29:26,057 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 00:29:26,058 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 00:29:26,058 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-25 00:29:26,058 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-25 00:29:26,398 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 00:29:26,424 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 00:29:26,429 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 00:29:26,430 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-25 00:29:26,431 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-25 00:29:26,433 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_unwindbound1.yml/witness-2.1.yml [2024-09-25 00:29:26,503 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 00:29:26,503 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 00:29:26,504 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound1.c [2024-09-25 00:29:28,132 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 00:29:28,342 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 00:29:28,343 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound1.c [2024-09-25 00:29:28,352 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/f522c7d8b/c27df0640ebb4bda9cca1cfadca605e1/FLAGa4d96ed7c [2024-09-25 00:29:28,371 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/f522c7d8b/c27df0640ebb4bda9cca1cfadca605e1 [2024-09-25 00:29:28,372 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 00:29:28,374 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-25 00:29:28,376 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 00:29:28,378 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 00:29:28,383 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 00:29:28,384 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:29:26" (1/2) ... [2024-09-25 00:29:28,385 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dfd2285 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:29:28, skipping insertion in model container [2024-09-25 00:29:28,388 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:29:26" (1/2) ... [2024-09-25 00:29:28,389 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@270188d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:29:28, skipping insertion in model container [2024-09-25 00:29:28,390 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:29:28" (2/2) ... [2024-09-25 00:29:28,390 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dfd2285 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:28, skipping insertion in model container [2024-09-25 00:29:28,390 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:29:28" (2/2) ... [2024-09-25 00:29:28,402 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-25 00:29:28,403 INFO L1541 ArrayList]: Loop invariant at [L35-L45] ((\old(counter) == 0) && ((((z == y) && (x == 1)) && (counter == 0)) || ((1 <= counter) && (((((((__int128) z * x) + ((unsigned __int128) 18446744073709551615U * x)) + ((unsigned __int128) 18446744073709551615U * y)) + 1) % ((unsigned __int128) 1 << 64)) <= 0)))) [2024-09-25 00:29:28,403 INFO L1541 ArrayList]: Function contract at [L23]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-25 00:29:28,403 INFO L1541 ArrayList]: Function contract at [L12]: requires (counter == 0), ensures (counter == 0) [2024-09-25 00:29:28,404 INFO L1541 ArrayList]: Function contract at [L15]: requires (cond == 1), ensures (cond == 1) [2024-09-25 00:29:28,422 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 00:29:28,595 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/geo1-ll_unwindbound1.c[546,559] [2024-09-25 00:29:28,626 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:29:28,640 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-25 00:29:28,680 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/geo1-ll_unwindbound1.c[546,559] Start Parsing Global Start Parsing Global Start Parsing Local [2024-09-25 00:29:28,705 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:29:28,726 INFO L204 MainTranslator]: Completed translation [2024-09-25 00:29:28,727 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:28 WrapperNode [2024-09-25 00:29:28,728 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 00:29:28,729 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-25 00:29:28,729 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-25 00:29:28,729 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-25 00:29:28,741 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:28" (1/1) ... [2024-09-25 00:29:28,741 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:28" (1/1) ... [2024-09-25 00:29:28,751 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:28" (1/1) ... [2024-09-25 00:29:28,766 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 [2024-09-25 00:29:28,766 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:28" (1/1) ... [2024-09-25 00:29:28,766 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:28" (1/1) ... [2024-09-25 00:29:28,771 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:28" (1/1) ... [2024-09-25 00:29:28,779 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:28" (1/1) ... [2024-09-25 00:29:28,783 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:28" (1/1) ... [2024-09-25 00:29:28,784 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:28" (1/1) ... [2024-09-25 00:29:28,790 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-25 00:29:28,791 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-25 00:29:28,793 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-25 00:29:28,793 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-25 00:29:28,794 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:28" (1/1) ... [2024-09-25 00:29:28,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:29:28,809 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-25 00:29:28,827 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) [2024-09-25 00:29:28,833 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 [2024-09-25 00:29:28,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-25 00:29:28,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-25 00:29:28,873 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-25 00:29:28,873 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-25 00:29:28,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-25 00:29:28,873 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-25 00:29:28,873 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-25 00:29:28,873 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-25 00:29:28,873 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-25 00:29:28,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-25 00:29:28,873 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-25 00:29:28,874 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-25 00:29:28,874 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-25 00:29:28,874 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-25 00:29:28,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-25 00:29:28,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-25 00:29:28,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-25 00:29:28,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-25 00:29:28,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-25 00:29:28,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-25 00:29:28,956 INFO L241 CfgBuilder]: Building ICFG [2024-09-25 00:29:28,958 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-25 00:29:28,987 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 00:29:29,029 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 00:29:29,544 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 00:29:29,569 INFO L290 CfgBuilder]: Performing block encoding [2024-09-25 00:29:29,598 INFO L312 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-25 00:29:29,599 INFO L317 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-25 00:29:29,599 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:29:29 BoogieIcfgContainer [2024-09-25 00:29:29,599 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-25 00:29:29,600 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-25 00:29:29,602 INFO L270 PluginConnector]: Initializing Referee... [2024-09-25 00:29:29,603 INFO L274 PluginConnector]: Referee initialized [2024-09-25 00:29:29,603 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:29:26" (1/4) ... [2024-09-25 00:29:29,603 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2afea6af and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:29:29, skipping insertion in model container [2024-09-25 00:29:29,604 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 25.09 12:29:28" (2/4) ... [2024-09-25 00:29:29,604 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2afea6af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 12:29:29, skipping insertion in model container [2024-09-25 00:29:29,608 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:28" (3/4) ... [2024-09-25 00:29:29,609 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2afea6af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 12:29:29, skipping insertion in model container [2024-09-25 00:29:29,609 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:29:29" (4/4) ... [2024-09-25 00:29:29,610 INFO L79 RefereeObserver]: Analyzing ICFG geo1-ll_unwindbound1.c [2024-09-25 00:29:29,614 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-25 00:29:29,615 INFO L373 InvariantChecker]: Will check inductivity from ENTRY assume_abort_if_notENTRY to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 00:29:29,615 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr5ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 11 edges. [2024-09-25 00:29:29,615 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-25 00:29:29,616 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 00:29:29,616 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-25 00:29:29,616 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 00:29:29,616 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-25 00:29:29,616 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-25 00:29:29,617 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 00:29:29,617 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-25 00:29:29,617 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 00:29:29,617 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from loop head to error location, 6 loop-free subgraphs from procedure entry to error location [2024-09-25 00:29:29,665 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-25 00:29:29,666 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:29,667 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:29,667 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:29,668 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:29,671 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:29,682 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-25 00:29:29,683 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:29,683 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:29,684 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:29,685 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:29,689 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:29,706 INFO L520 InvariantChecker]: The annotation(s) from entry assume_abort_if_notENTRY to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:29:29,739 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 11 edges [2024-09-25 00:29:29,740 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:29,740 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:29,740 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:29,740 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:29,741 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:29,805 INFO L101 BaseMinimizeStates]: Removed 26 edges and 8 locations by large block encoding [2024-09-25 00:29:29,805 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:29,806 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:29,806 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:29,806 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:29,807 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:29,809 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-4 to error location mainErr5ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:29:29,832 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-25 00:29:29,832 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:29,833 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:29,833 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:29,833 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:29,833 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:29,834 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-25 00:29:29,834 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:29,834 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:29,835 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:29,835 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:29,835 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:29,837 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:29:29,857 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:29:29,857 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:29,857 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:29,857 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:29,858 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:29,858 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:29,865 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:29:29,866 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:29,866 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:29,866 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:29,867 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:29,867 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:29,870 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:29:29,888 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-25 00:29:29,889 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:29,889 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:29,890 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:29,890 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:29,891 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:29,934 INFO L101 BaseMinimizeStates]: Removed 18 edges and 6 locations by large block encoding [2024-09-25 00:29:29,934 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:29,934 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:29,935 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:29,935 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:29,942 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:33,428 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:29:33,428 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:33,428 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:33,429 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:33,429 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:33,429 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:33,430 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:29:33,430 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:33,430 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:33,433 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:33,433 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:33,433 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:33,436 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:29:33,458 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-25 00:29:33,459 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:33,459 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:33,459 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:33,459 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:33,459 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:33,465 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-25 00:29:33,465 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:33,465 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:33,466 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:33,466 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:33,466 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:33,471 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:29:33,485 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-25 00:29:33,487 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:33,487 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:33,487 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:33,487 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:33,487 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:33,502 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-25 00:29:33,503 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:33,504 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:33,504 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:33,504 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:33,505 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:37,571 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 00:29:37,602 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-25 00:29:37,603 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:37,603 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:37,603 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:37,603 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:37,603 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:37,606 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-25 00:29:37,607 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:37,607 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:37,607 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:37,607 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:37,608 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:37,611 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:29:37,622 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:29:37,622 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:37,622 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:37,623 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:37,623 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:37,623 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:37,624 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:29:37,625 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:37,625 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:37,625 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:37,625 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:37,626 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:37,627 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-25 00:29:37,637 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-25 00:29:37,637 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:37,637 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:37,637 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:37,638 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:37,638 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:37,644 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-25 00:29:37,645 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:37,645 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:37,645 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:37,645 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:37,646 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:37,723 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-4 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:29:37,737 INFO L58 RefereeStarter]: Annotation is not a valid proof of correctness. [2024-09-25 00:29:37,738 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2afea6af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 25.09 12:29:37, skipping insertion in model container [2024-09-25 00:29:37,738 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-25 00:29:37,740 INFO L158 Benchmark]: Toolchain (without parser) took 9364.61ms. Allocated memory is still 86.0MB. Free memory was 57.3MB in the beginning and 39.3MB in the end (delta: 18.0MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2024-09-25 00:29:37,740 INFO L158 Benchmark]: Witness Parser took 0.37ms. Allocated memory is still 62.9MB. Free memory was 33.0MB in the beginning and 33.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:29:37,740 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 62.9MB. Free memory was 45.3MB in the beginning and 45.2MB in the end (delta: 65.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:29:37,741 INFO L158 Benchmark]: CACSL2BoogieTranslator took 351.75ms. Allocated memory is still 86.0MB. Free memory was 57.2MB in the beginning and 64.2MB in the end (delta: -6.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-25 00:29:37,742 INFO L158 Benchmark]: Boogie Preprocessor took 61.80ms. Allocated memory is still 86.0MB. Free memory was 64.2MB in the beginning and 61.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-25 00:29:37,742 INFO L158 Benchmark]: RCFGBuilder took 808.15ms. Allocated memory is still 86.0MB. Free memory was 61.9MB in the beginning and 46.5MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-25 00:29:37,743 INFO L158 Benchmark]: Referee took 8137.89ms. Allocated memory is still 86.0MB. Free memory was 46.5MB in the beginning and 39.3MB in the end (delta: 7.1MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2024-09-25 00:29:37,745 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 35 to check that procedure precondition always holds at line 49. One counterexample starts in \old(counter)=0, c=0, counter=1870659591, k=0, x=9169332212098662461, y=1722623355700379588, z=-2147483648 and ends in \old(counter)=0, c=0, counter=1870659592, k=0, x=-1614543706188152893, y=1722623355700379588, z=-2147483648. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 35 to loop head at line 35. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 28. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure ULTIMATE.start to check that procedure precondition always holds at line -1. 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 17. 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 35 to exit of procedure main. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 36. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 28. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 35. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.37ms. Allocated memory is still 62.9MB. Free memory was 33.0MB in the beginning and 33.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.12ms. Allocated memory is still 62.9MB. Free memory was 45.3MB in the beginning and 45.2MB in the end (delta: 65.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 351.75ms. Allocated memory is still 86.0MB. Free memory was 57.2MB in the beginning and 64.2MB in the end (delta: -6.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.80ms. Allocated memory is still 86.0MB. Free memory was 64.2MB in the beginning and 61.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 808.15ms. Allocated memory is still 86.0MB. Free memory was 61.9MB in the beginning and 46.5MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Referee took 8137.89ms. Allocated memory is still 86.0MB. Free memory was 46.5MB in the beginning and 39.3MB in the end (delta: 7.1MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-09-25 00:29:37,800 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