./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound2.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/geo3-ll_valuebound2.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a9b967e5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound2.c ../results/automizer-verification-files/SV-COMP24_unreach-call/geo3-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-dev-a9b967e-m [2024-09-11 20:50:48,980 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:50:49,070 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:50:49,075 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:50:49,078 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:50:49,104 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:50:49,106 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:50:49,106 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:50:49,107 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:50:49,108 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:50:49,109 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:50:49,109 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:50:49,110 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:50:49,110 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:50:49,112 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:50:49,112 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:50:49,113 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:50:49,113 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:50:49,113 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:50:49,114 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:50:49,114 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:50:49,114 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:50:49,117 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:50:49,117 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:50:49,118 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:50:49,118 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:50:49,118 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:50:49,118 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:50:49,118 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:50:49,119 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:50:49,119 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:50:49,119 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:50:49,120 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:50:49,121 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:50:49,121 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:50:49,121 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:50:49,121 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:50:49,122 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:50:49,122 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:50:49,123 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:50:49,123 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:50:49,124 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:50:49,124 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:50:49,381 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:50:49,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:50:49,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:50:49,412 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:50:49,412 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:50:49,413 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound2.c [2024-09-11 20:50:50,846 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:50:51,026 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:50:51,027 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound2.c [2024-09-11 20:50:51,034 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/c0396d6d8/26ed8e3ae30a49be942e6a9338d2ae61/FLAGaedd81620 [2024-09-11 20:50:51,046 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/c0396d6d8/26ed8e3ae30a49be942e6a9338d2ae61 [2024-09-11 20:50:51,049 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:50:51,050 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:50:51,050 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo3-ll_valuebound2.yml/witness-2.1.yml [2024-09-11 20:50:51,103 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:50:51,105 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:50:51,106 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:50:51,106 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:50:51,111 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:50:51,114 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:50:51" (1/2) ... [2024-09-11 20:50:51,115 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@786f297f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:50:51, skipping insertion in model container [2024-09-11 20:50:51,115 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:50:51" (1/2) ... [2024-09-11 20:50:51,116 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@49b9e820 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:50:51, skipping insertion in model container [2024-09-11 20:50:51,117 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:50:51" (2/2) ... [2024-09-11 20:50:51,117 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@786f297f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:51, skipping insertion in model container [2024-09-11 20:50:51,118 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:50:51" (2/2) ... [2024-09-11 20:50:51,125 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:50:51,126 INFO L1541 ArrayList]: Loop invariant at [L36-L45] ((((__int128) x * z) + a) == (x + ((__int128) az * y))) [2024-09-11 20:50:51,126 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:50:51,147 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:50:51,322 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound2.c[525,538] [2024-09-11 20:50:51,340 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:50:51,351 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-11 20:50:51,390 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound2.c[525,538] Start Parsing Local [2024-09-11 20:50:51,405 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:50:51,425 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:50:51,426 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:51 WrapperNode [2024-09-11 20:50:51,426 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:50:51,427 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:50:51,427 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:50:51,428 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:50:51,441 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:51" (1/1) ... [2024-09-11 20:50:51,441 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:51" (1/1) ... [2024-09-11 20:50:51,447 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:51" (1/1) ... [2024-09-11 20:50:51,460 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-11 20:50:51,461 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:51" (1/1) ... [2024-09-11 20:50:51,461 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:51" (1/1) ... [2024-09-11 20:50:51,466 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:51" (1/1) ... [2024-09-11 20:50:51,469 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:51" (1/1) ... [2024-09-11 20:50:51,470 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:51" (1/1) ... [2024-09-11 20:50:51,475 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:51" (1/1) ... [2024-09-11 20:50:51,477 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:50:51,477 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:50:51,478 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:50:51,478 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:50:51,479 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:51" (1/1) ... [2024-09-11 20:50:51,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:50:51,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:50:51,516 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-11 20:50:51,522 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-11 20:50:51,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:50:51,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:50:51,562 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:50:51,562 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:50:51,563 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:50:51,563 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:50:51,563 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:50:51,563 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:50:51,563 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:50:51,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:50:51,563 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:50:51,564 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:50:51,564 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:50:51,564 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:50:51,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:50:51,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:50:51,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:50:51,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:50:51,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:50:51,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:50:51,630 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:50:51,632 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:50:51,767 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:50:51,818 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-09-11 20:50:51,818 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:50:51,847 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:50:51,847 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:50:51,848 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:50:51 BoogieIcfgContainer [2024-09-11 20:50:51,848 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:50:51,849 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:50:51,849 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:50:51,850 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:50:51,850 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:50:51" (1/4) ... [2024-09-11 20:50:51,851 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@66169bba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:50:51, skipping insertion in model container [2024-09-11 20:50:51,851 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:50:51" (2/4) ... [2024-09-11 20:50:51,851 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@66169bba and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:50:51, skipping insertion in model container [2024-09-11 20:50:51,851 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:51" (3/4) ... [2024-09-11 20:50:51,852 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@66169bba and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:50:51, skipping insertion in model container [2024-09-11 20:50:51,852 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:50:51" (4/4) ... [2024-09-11 20:50:51,853 INFO L79 RefereeObserver]: Analyzing ICFG geo3-ll_valuebound2.c [2024-09-11 20:50:51,857 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:50:51,858 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:50:51,858 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:50:51,858 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-11 20:50:51,859 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:50:51,859 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:50:51,859 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-11 20:50:51,859 INFO L130 InvariantChecker]: Will check 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head, 2 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from loop head to loop head [2024-09-11 20:50:51,911 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:50:51,914 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:51,915 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:51,915 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:51,916 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:51,918 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:51,958 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:50:51,959 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:51,959 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:51,960 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:51,960 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:51,968 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:51,987 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:50:52,013 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:50:52,014 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:52,014 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:52,014 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:52,014 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:52,014 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:52,034 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:50:52,034 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:52,034 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:52,034 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:52,035 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:52,035 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:52,046 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:50:52,067 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-11 20:50:52,068 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:52,068 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:52,068 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:52,069 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:52,069 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:52,084 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-11 20:50:52,085 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:52,085 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:52,085 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:52,085 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:52,086 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:52,092 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:50:52,111 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:50:52,112 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:52,113 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:52,113 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:52,114 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:52,114 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:52,118 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:50:52,120 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:52,121 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:52,121 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:52,121 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:52,121 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:52,123 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:50:52,139 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:50:52,139 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:52,140 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:52,140 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:52,140 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:52,140 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:52,143 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:50:52,144 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:52,144 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:52,145 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:52,145 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:52,146 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:52,149 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:50:52,163 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:50:52,164 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:52,164 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:52,165 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:52,165 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:52,165 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:52,167 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:50:52,167 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:52,168 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:52,168 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:52,168 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:52,168 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:52,170 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:50:52,174 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:50:52,174 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@66169bba and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:50:52, skipping insertion in model container [2024-09-11 20:50:52,175 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:50:52,176 INFO L158 Benchmark]: Toolchain (without parser) took 1070.87ms. Allocated memory was 134.2MB in the beginning and 178.3MB in the end (delta: 44.0MB). Free memory was 60.5MB in the beginning and 105.1MB in the end (delta: -44.5MB). Peak memory consumption was 566.0kB. Max. memory is 16.1GB. [2024-09-11 20:50:52,177 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 134.2MB. Free memory is still 95.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:50:52,177 INFO L158 Benchmark]: Witness Parser took 0.21ms. Allocated memory is still 134.2MB. Free memory is still 62.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:50:52,177 INFO L158 Benchmark]: CACSL2BoogieTranslator took 320.63ms. Allocated memory was 134.2MB in the beginning and 178.3MB in the end (delta: 44.0MB). Free memory was 60.4MB in the beginning and 142.8MB in the end (delta: -82.5MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2024-09-11 20:50:52,178 INFO L158 Benchmark]: Boogie Preprocessor took 49.50ms. Allocated memory is still 178.3MB. Free memory was 142.0MB in the beginning and 140.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:50:52,178 INFO L158 Benchmark]: RCFGBuilder took 370.87ms. Allocated memory is still 178.3MB. Free memory was 140.7MB in the beginning and 126.4MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:50:52,179 INFO L158 Benchmark]: Referee took 325.78ms. Allocated memory is still 178.3MB. Free memory was 126.4MB in the beginning and 105.1MB in the end (delta: 21.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-09-11 20:50:52,181 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness Annotation is a valid proof of correctness Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 36. 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 check that a call to reach_error is unreachable at line 16. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37. Annotation is valid for all loop-free paths from loop head at line 36 to loop head at line 36. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45ms. Allocated memory is still 134.2MB. Free memory is still 95.8MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.21ms. Allocated memory is still 134.2MB. Free memory is still 62.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 320.63ms. Allocated memory was 134.2MB in the beginning and 178.3MB in the end (delta: 44.0MB). Free memory was 60.4MB in the beginning and 142.8MB in the end (delta: -82.5MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.50ms. Allocated memory is still 178.3MB. Free memory was 142.0MB in the beginning and 140.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 370.87ms. Allocated memory is still 178.3MB. Free memory was 140.7MB in the beginning and 126.4MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 325.78ms. Allocated memory is still 178.3MB. Free memory was 126.4MB in the beginning and 105.1MB in the end (delta: 21.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:50:52,204 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound2.c ../results/automizer-verification-files/SV-COMP24_unreach-call/geo3-ll_valuebound2.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-11 20:50:54,309 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:50:54,387 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-11 20:50:54,392 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:50:54,393 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:50:54,425 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:50:54,425 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:50:54,426 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:50:54,426 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:50:54,430 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:50:54,430 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:50:54,430 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:50:54,431 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:50:54,431 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:50:54,431 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:50:54,431 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:50:54,432 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:50:54,432 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:50:54,432 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:50:54,432 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:50:54,432 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:50:54,436 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:50:54,436 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:50:54,436 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-11 20:50:54,436 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-11 20:50:54,437 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:50:54,437 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-11 20:50:54,437 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:50:54,437 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:50:54,438 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:50:54,438 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:50:54,438 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:50:54,438 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:50:54,438 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:50:54,450 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:50:54,451 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:50:54,452 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:50:54,452 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:50:54,452 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-11 20:50:54,452 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-11 20:50:54,452 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:50:54,453 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:50:54,454 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:50:54,454 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:50:54,454 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-11 20:50:54,454 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:50:54,733 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:50:54,753 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:50:54,755 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:50:54,756 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:50:54,757 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:50:54,758 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound2.c [2024-09-11 20:50:56,220 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:50:56,393 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:50:56,393 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound2.c [2024-09-11 20:50:56,402 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/4f58d1a40/5d58f3a5ad1949a1825c2040edfc9994/FLAG285da8d65 [2024-09-11 20:50:56,423 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/4f58d1a40/5d58f3a5ad1949a1825c2040edfc9994 [2024-09-11 20:50:56,425 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:50:56,426 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:50:56,427 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo3-ll_valuebound2.yml/witness-2.1.yml [2024-09-11 20:50:56,487 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:50:56,488 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:50:56,490 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:50:56,491 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:50:56,495 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:50:56,496 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:50:56" (1/2) ... [2024-09-11 20:50:56,497 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@263c0922 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:50:56, skipping insertion in model container [2024-09-11 20:50:56,501 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:50:56" (1/2) ... [2024-09-11 20:50:56,502 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@f795df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:50:56, skipping insertion in model container [2024-09-11 20:50:56,503 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:50:56" (2/2) ... [2024-09-11 20:50:56,503 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@263c0922 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:56, skipping insertion in model container [2024-09-11 20:50:56,503 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:50:56" (2/2) ... [2024-09-11 20:50:56,510 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:50:56,511 INFO L1541 ArrayList]: Loop invariant at [L36-L45] ((((__int128) x * z) + a) == (x + ((__int128) az * y))) [2024-09-11 20:50:56,511 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:50:56,529 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:50:56,707 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound2.c[525,538] [2024-09-11 20:50:56,729 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:50:56,739 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-11 20:50:56,777 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound2.c[525,538] Start Parsing Local [2024-09-11 20:50:56,789 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:50:56,807 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:50:56,808 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:56 WrapperNode [2024-09-11 20:50:56,808 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:50:56,809 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:50:56,809 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:50:56,809 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:50:56,821 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:56" (1/1) ... [2024-09-11 20:50:56,821 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:56" (1/1) ... [2024-09-11 20:50:56,829 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:56" (1/1) ... [2024-09-11 20:50:56,838 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-11 20:50:56,838 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:56" (1/1) ... [2024-09-11 20:50:56,842 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:56" (1/1) ... [2024-09-11 20:50:56,851 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:56" (1/1) ... [2024-09-11 20:50:56,858 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:56" (1/1) ... [2024-09-11 20:50:56,859 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:56" (1/1) ... [2024-09-11 20:50:56,861 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:56" (1/1) ... [2024-09-11 20:50:56,863 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:50:56,868 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:50:56,868 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:50:56,868 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:50:56,869 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:56" (1/1) ... [2024-09-11 20:50:56,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:50:56,882 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:50:56,895 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-11 20:50:56,903 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-11 20:50:56,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:50:56,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:50:56,945 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:50:56,946 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:50:56,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:50:56,946 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:50:56,946 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:50:56,946 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:50:56,946 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:50:56,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:50:56,946 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:50:56,947 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:50:56,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:50:56,947 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:50:56,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:50:56,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-11 20:50:56,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:50:56,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-11 20:50:56,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-11 20:50:56,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:50:57,023 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:50:57,027 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:51:02,600 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:51:02,679 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-09-11 20:51:02,680 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:51:02,710 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:51:02,714 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:51:02,714 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:02 BoogieIcfgContainer [2024-09-11 20:51:02,715 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:51:02,715 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:51:02,715 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:51:02,716 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:51:02,716 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:50:56" (1/4) ... [2024-09-11 20:51:02,717 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@51b1a129 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:51:02, skipping insertion in model container [2024-09-11 20:51:02,718 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:50:56" (2/4) ... [2024-09-11 20:51:02,719 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@51b1a129 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:51:02, skipping insertion in model container [2024-09-11 20:51:02,719 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:56" (3/4) ... [2024-09-11 20:51:02,719 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@51b1a129 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:51:02, skipping insertion in model container [2024-09-11 20:51:02,719 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:02" (4/4) ... [2024-09-11 20:51:02,720 INFO L79 RefereeObserver]: Analyzing ICFG geo3-ll_valuebound2.c [2024-09-11 20:51:02,726 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:51:02,727 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:51:02,727 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:51:02,727 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-11 20:51:02,727 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:51:02,728 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:51:02,728 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-11 20:51:02,729 INFO L130 InvariantChecker]: Will check 2 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-11 20:51:02,792 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:51:02,793 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:02,793 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:02,794 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:02,795 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:02,797 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:02,830 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:51:02,832 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:02,832 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:02,833 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:02,833 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:02,837 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:02,853 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:02,877 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:51:02,880 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:02,880 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:02,880 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:02,881 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:02,881 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:02,905 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:51:02,905 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:02,905 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:02,905 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:02,906 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:02,906 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:07,233 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:51:07,333 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-11 20:51:07,333 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:07,334 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:07,334 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:07,334 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:07,334 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:07,349 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-11 20:51:07,350 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:07,350 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:07,350 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:07,350 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:07,350 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:11,412 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:51:11,440 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:11,440 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:11,441 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:11,441 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:11,441 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:11,441 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:11,445 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:11,445 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:11,445 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:11,446 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:11,446 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:11,446 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:15,561 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:51:15,614 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:51:15,614 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:15,614 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:15,615 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:15,615 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:15,615 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:15,618 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:51:15,618 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:15,619 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:15,619 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:15,619 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:15,620 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:15,627 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:51:15,646 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:15,646 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:15,646 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:15,647 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:15,647 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:15,647 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:15,649 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:15,649 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:15,649 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:15,649 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:15,649 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:15,650 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:15,651 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:51:15,654 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness [2024-09-11 20:51:15,655 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@51b1a129 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:51:15, skipping insertion in model container [2024-09-11 20:51:15,655 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:51:15,657 INFO L158 Benchmark]: Toolchain (without parser) took 19168.33ms. Allocated memory is still 73.4MB. Free memory was 43.4MB in the beginning and 51.1MB in the end (delta: -7.7MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2024-09-11 20:51:15,657 INFO L158 Benchmark]: CDTParser took 0.88ms. Allocated memory is still 54.5MB. Free memory is still 29.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:51:15,658 INFO L158 Benchmark]: Witness Parser took 0.12ms. Allocated memory is still 73.4MB. Free memory is still 45.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:51:15,659 INFO L158 Benchmark]: CACSL2BoogieTranslator took 318.67ms. Allocated memory is still 73.4MB. Free memory was 43.3MB in the beginning and 49.3MB in the end (delta: -6.0MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2024-09-11 20:51:15,660 INFO L158 Benchmark]: Boogie Preprocessor took 57.92ms. Allocated memory is still 73.4MB. Free memory was 49.3MB in the beginning and 46.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:51:15,661 INFO L158 Benchmark]: RCFGBuilder took 5846.98ms. Allocated memory is still 73.4MB. Free memory was 46.9MB in the beginning and 31.2MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-11 20:51:15,662 INFO L158 Benchmark]: Referee took 12939.77ms. Allocated memory is still 73.4MB. Free memory was 31.2MB in the beginning and 51.1MB in the end (delta: -19.9MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2024-09-11 20:51:15,665 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 36 to check that procedure precondition always holds at line 37. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 36 to loop head at line 36. Insufficient resources for checking whether annotation is valid for all loop-free paths from entry of procedure main to loop head at line 36. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 36. 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 entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.88ms. Allocated memory is still 54.5MB. Free memory is still 29.4MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.12ms. Allocated memory is still 73.4MB. Free memory is still 45.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 318.67ms. Allocated memory is still 73.4MB. Free memory was 43.3MB in the beginning and 49.3MB in the end (delta: -6.0MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.92ms. Allocated memory is still 73.4MB. Free memory was 49.3MB in the beginning and 46.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 5846.98ms. Allocated memory is still 73.4MB. Free memory was 46.9MB in the beginning and 31.2MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Referee took 12939.77ms. Allocated memory is still 73.4MB. Free memory was 31.2MB in the beginning and 51.1MB in the end (delta: -19.9MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:51:15,773 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN